CN103293157A - Optical measuring device, system and method - Google Patents
Optical measuring device, system and method Download PDFInfo
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- CN103293157A CN103293157A CN2012100592151A CN201210059215A CN103293157A CN 103293157 A CN103293157 A CN 103293157A CN 2012100592151 A CN2012100592151 A CN 2012100592151A CN 201210059215 A CN201210059215 A CN 201210059215A CN 103293157 A CN103293157 A CN 103293157A
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- optical measuring
- photosensing units
- light source
- source component
- measuring device
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16831—Monitoring, detecting, signalling or eliminating infusion flow anomalies
- A61M5/1684—Monitoring, detecting, signalling or eliminating infusion flow anomalies by detecting the amount of infusate remaining, e.g. signalling end of infusion
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16831—Monitoring, detecting, signalling or eliminating infusion flow anomalies
- A61M5/1684—Monitoring, detecting, signalling or eliminating infusion flow anomalies by detecting the amount of infusate remaining, e.g. signalling end of infusion
- A61M5/1685—Monitoring, detecting, signalling or eliminating infusion flow anomalies by detecting the amount of infusate remaining, e.g. signalling end of infusion by detection of position of a floating member
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/31566—Means improving security or handling thereof
- A61M5/31568—Means keeping track of the total dose administered, e.g. since the cartridge was inserted
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3306—Optical measuring means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/142—Pressure infusion, e.g. using pumps
- A61M5/145—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons
- A61M5/1452—Pressure infusion, e.g. using pumps using pressurised reservoirs, e.g. pressurised by means of pistons pressurised by means of pistons
Abstract
The invention relates to an optical measuring device, system and method. The optical measuring device is used for measuring an injector. The optical measuring device comprises a body, a light source element, a light sensing element and a transmission element. The body comprises a fixing groove. The light source element is arranged at one side of the fixing groove. The light sensing element is arranged at the opposite side of the light source element and is used for receiving light emitted from the light source element. The transmission element is connected with and drives the light sensing element to measure the capacity of the injector.
Description
Technical field
The present invention is about a kind of optical measuring device, optical measuring system and measuring method, particularly about a kind of optical measuring device, optical measuring system and measuring method for the accommodation space of measuring syringe.
Background technology
The insulin of first type diabetes patient secretion is obviously low than common people, therefore supplementation with insulin often.And that the second type diabetes patient's insulin still can be kept normal person's every day is required, so it can pass through diet control or oral hypoglycemic thing, just can reach the control blood glucose target.But along with the age of sufferer increases, the amount of the second type diabetes patient excreting insulin also reduces gradually, and therefore most old second diabetes mellitus type also need be with insulinize.
The mode of insulin injection has two kinds, and first kind of mode is insulin pump, and it utilizes implants subcutaneous micropin pipe, and the continous way blood glucose meter is monitored and record the diabetic of suitable first type and later stage second type.General diabetic can select the second way, utilizes insulin medicament and a syringe (or claiming novopen), can manually inject voluntarily.The user can set the injected dose of novopen, directly injects hypodermis, but all needs from the line item injected dose, follows the trail of for the house medical treatment and looks after and outpatient service tracking treatment.In addition, preserve and the time limit problem because the insulin medicament has, need be kept at 2 to 8 ℃ of refrigerations when not breaking a seal; Also must maintain 25 to 30 ℃ behind the Kaifeng, can preserve for 4 to 6 weeks.
Therefore patient of diabetes needs extra assistance for record and the management of injected dose.Particularly, patient of diabetes need be known time, the consumption of understanding own injection, to avoid the too much or very few danger of injection of insulin.In addition, it is also very important to guarantee that the insulin medicament maintains the interior use of storage temperature, goes into rotten insulin medicament to avoid patient infusion.
Summary of the invention
The objective of the invention is to simplify the flow process of user's operation in order to improve the manual record of insulin medicament.The invention provides an optical measuring device, system and method thereof, it can measure the residual pharmacy amount automatically, and can calculate this injected dose, and is stored in storer.The present invention also can further utilize the wireless transmission storage data to the networking.The present invention has preservation, record, prompting and transfer function in addition, to offer self registering measuring system of diabetic.Measuring method of the present invention is that the transparent outer cover that sees through syringe carries out optical detection, with the position, boundary of identification piston and accommodation space, further calculates the use amount of each medicament, simultaneously tracing record.
For reaching above-mentioned purpose, the present invention discloses a kind of optical measuring device, be used for measuring a syringe, this syringe contains a piston and a housing, wherein this piston and this housing form an accommodation space, and this optical measuring device comprises a body, a light source component, a Photosensing Units and an actuated element.This body comprises a pickup groove, and this pickup groove can be fixed this syringe.This light source component is arranged at a side of this pickup groove or this syringe.This Photosensing Units is arranged at a relative side of this light source component and receives the light that this light source component is launched.This actuated element connects and drives this Photosensing Units and measure this accommodation space of this syringe.Therefore, this Photosensing Units is dynamically measured the accommodation space of syringe.
For reaching above-mentioned purpose, the present invention discloses a kind of optical measuring system, is used for measuring a syringe, and this syringe contains a piston and a housing, wherein this piston and this housing form an accommodation space, and this optical measuring system comprises an optical measuring device, a processor and a display.This optical measuring device comprises a body.This body comprises a pickup groove, and this pickup groove can be fixed this syringe.This optical measuring device comprise a side that is arranged at this pickup groove or this syringe a light source component, be arranged at a relative side of this light source component and receive a Photosensing Units and the connection of the light that this light source component launches and drive this Photosensing Units and measure an actuated element of this accommodation space of this syringe.This processor is controlled this light source component and this actuated element and is received a sensing signal of this Photosensing Units, and this processor is according to a measurement result of this accommodation space of this this syringe of sensing signal computing.In addition, this display then can show this measurement result, in time understands injected dose and inject time for the diabetic.This display can show inject time and the injected dose of last time before using in addition, to avoid duplicate injection or to forget injection.
For reaching above-mentioned purpose, the present invention discloses a kind of measuring method, comprises the following step: a default measuring distance; To this measuring distance, and to define this transmission direction be forward to this Photosensing Units of transmission from an end of this accommodation space, and reverse direction is negative sense, wherein each this measuring distance be last time measuring distance 1/2nd; Judge whether to receive the light of this light source component, and accumulative total one judgment value; If when receiving the light of this light source component, this Photosensing Units of transmission is to 1/2nd of this measuring distance last time towards the positive direction; And if when do not have receiving the light of this light source component, towards this Photosensing Units of negative sense transmission to this measuring distance last time 1/2nd.
Above summarize technical characterictic of the present invention and advantage quite widely, in order to do making the present invention's detailed description hereinafter be obtained preferable understanding.Other technical characterictic and the advantage that constitute application claim target of the present invention will be described in hereinafter.The technical field of the invention technician should be appreciated that, can quite easily utilize the concept that hereinafter discloses to can be used as modification with specific embodiment or designs other structure or technology and realize the purpose identical with the present invention.The technical field of the invention technician should be appreciated that this class equivalence construction can't break away from the spirit and scope of the present invention that accompanying application claim defines.
Description of drawings
Fig. 1 shows the top view of pickup groove of the optical measuring device of one embodiment of the invention;
Fig. 2 shows the top view of the optical measuring device of one embodiment of the invention;
Fig. 3 shows the top view of optical measuring device of the alternate embodiment of Fig. 1 of the present invention;
Fig. 4 shows the sectional view of the optical measuring device of Fig. 2 embodiment of the present invention;
Fig. 5 shows the top view of the optical measuring device of another embodiment of the present invention;
Fig. 6 shows the top view of optical measuring device of the alternate embodiment of Fig. 5 of the present invention;
Fig. 7 shows the sectional view of the optical measuring device of Fig. 5 embodiment of the present invention;
Fig. 8 shows the flute profile belt of an embodiment more of the present invention and the top view of motor;
Fig. 9 shows that the gear of embodiments of the invention fastens the synoptic diagram of flute profile belt;
Figure 10 shows the flute profile belt of an embodiment more of the present invention and the sectional view of motor;
Figure 11 shows the flute profile belt of another embodiment of the present invention and the top view of motor;
Figure 12 shows the flute profile belt of another embodiment of the present invention and the sectional view of motor;
Figure 13 shows the synoptic diagram of the optical measuring system of another embodiment of the present invention;
Figure 14 shows the synoptic diagram of the actuated element of Figure 13 embodiment of the present invention;
Figure 15 shows the shifter synoptic diagram of Figure 13 embodiment of the present invention;
Figure 16 shows the syringe of Figure 13 embodiment of the present invention and the synoptic diagram of actuated element running;
Figure 17 shows the synoptic diagram of the optical measuring system of one embodiment of the invention;
Figure 18 shows the process flow diagram of the measuring method of one embodiment of the invention;
Figure 19 shows the process flow diagram of the Photosensing Units transmission step in the measuring method of one embodiment of the invention; And
Figure 20 shows measuring method and the schematic representation of apparatus of one embodiment of the invention.
Wherein, description of reference numerals is as follows:
9 bodies
10 light source components
10 ' light source component
The 10a light source component
The 10b light source component
20 Photosensing Units
20 ' Photosensing Units
The 20a Photosensing Units
30 actuated elements
30 ' actuated element
The 30a actuated element
The 30b actuated element
31 screw rods
31a flute profile belt
32 motors
32 ' motor
The 32a motor
The 32b motor
The 322a driving shaft
The 323a gear
33 shifters
33 ' shifter
The 33a shifter
331 spiro union portions
331 ' spiro union portion
The 331a spiro union portion
332 bodies
332 ' body
The 332a body
3,321 first ends
3,322 second ends
333 ' alar part
333 metal clips
333a first fin
333b second fin
334 ' metal clips
334 through holes
34 upper surfaces
34 ' upper surface
35 wheel shafts
40 printed circuit board (PCB)s
41 projections
90 syringes
91 pistons
92 housings
93 piston rods
94 accommodation spaces
95 pickup grooves
96 labels
100 optical measuring devices
100 ' optical measuring device
The 100a optical measuring device
The 100b optical measuring device
130 optical measuring devices
131 bodies
1311 support portions
1312 fixed bars
1313 mounting holes
1314 push rods
1315 support members
132 light source components
133 Photosensing Units
134 actuated elements
1341 screw rods
1342 motors
500 optical measuring systems
510 optical measuring devices
511 light source components
512 Photosensing Units
513 actuated elements
520 processors
530 displays
540 supply units
550 storeies
560 Wireless Transmitters
570 temperature-sensitive stickers
580 refrigeratorys
590 attention devices
600 sensors
610 buttons
Embodiment
The present invention is optical measuring device, optical measuring system and measuring method thereof in this direction of inquiring into.In order to understand the present invention up hill and dale, detailed step and structure will be proposed in following description.Apparently, execution of the present invention is not defined in the specific details that the skill person of association area has the knack of.On the other hand, well-known structure or step are not described in the details, with the restriction of avoiding causing the present invention unnecessary.Preferred embodiment meeting of the present invention is described in detail as follows, yet except these were described in detail, the present invention can also implement in other embodiments widely, and scope of the present invention do not limited, its with after the Patent right requirement scope be as the criterion.
Embodiments of the invention cooperate appended graphic to set forth details hereinafter.Mentioned " embodiment ", " this embodiment " of instructions, " other embodiment " etc. mean and are included in the described relevant special characteristics of this embodiment of the present invention, structure or feature.The statement of " in this embodiment " that occurs everywhere in the instructions, the identical embodiment of inevitable all fingers.Utilize action or the processing that refers to computer or computer system or similar computing electronics such as " measurements ", " receptions ", " computing ", " record ", " judgement ", " transmission " or fellow's term in its of instructions, and the interior physics of the register of its manipulation or conversion computer system or storer (such as: Liang data and become similar other data that are expressed as the physical quantity in computer system storer, register or other this kind information-storing devices, transmission or display device electronics).In addition, the element of application claim of the present invention and invention description description then is odd number if do not have when indicating its quantity especially.If indicating the measure word of element is a period of time, then measure word comprises a unit or at least one unit.If when the measure word of sign element was a plurality of, then measure word comprised plural unit.
Among the embodiment as shown in Figure 1, optical measuring device 100 comprises a body 9, light source component 10, Photosensing Units 20 and actuated element 30.In this embodiment, body 9 comprises at least one pickup groove 95, and pickup groove 95 can be ccontaining and fixing syringe 90.Optical measuring device 100 comprises a spring (not shown) in addition, and this spring is arranged in this pickup groove 95 and can be used to replace a syringe 90, and makes the syringe 90 of different length stably be fixed in an end of this pickup groove 95.Light source component 10 is the group who is selected from laser and fluorescent lamp composition, source of parallel light to be provided or to form source of parallel light by a plurality of pointolites through light filter.Because light source component 10 is arranged at a side of pickup groove 95 or a syringe 90, thus the partial parallel light source will be subjected to syringe 90 covering of subelement and the opposite side that can't arrive syringe 90 to be received by Photosensing Units 20." side " of this place speech can be expressed as light source component 10 and be arranged at a side of pickup groove 95 or light source component 10 and be arranged at a side with respect to syringe 90, and this moment, light source component 10 can be arranged at a side of syringe 90 with contact or discontiguous mode.
As shown in Figure 2, this syringe 90 contains piston 91 and housing 92.Piston 91 is driven by piston rod 93, and piston 91 can be moved forward and backward.Piston 91 forms an accommodation space 94 with housing 92, and injection medicament then is stored in the accommodation space 94, and in this embodiment, syringe 90 is insulin syringe, so the medicament that stores in the accommodation space 94 is insulin.In order to make sufferer understand the medicament storage amount of the accommodation space 94 of syringe 90, the material of housing 92 is typically designed to transparent.In comparison, piston 91 then is designed to opaque or light tight with the material of piston rod 93.Shown in the embodiment of Fig. 2, when light source component 10 provides source of parallel light when (as shown by arrows), piston 91 and piston rod 93 are with shield lights, so that source of parallel light can't reach the opposite side of syringe 90.
Shown in the embodiment of Fig. 2, Photosensing Units 20 is arranged at a relative side (with respect to the opposite side of syringe 90) of light source component 10, and receive the light that this light source component 10 is launched, because piston 91 and piston rod 93 are with shield lights, so the source of parallel light of light source component 10 can't be received by Photosensing Units 20.In brief, when Photosensing Units 20 is moved to position beyond piston 91 and the piston rod 93, just can measure the light of light source component 10.When Photosensing Units 20 measures light, can obtain the position, boundary of piston 91 and accommodation space 94 according to the distance of Photosensing Units 20 displacements, and then the volume that calculates accommodation space 94 can obtain the residual pharmacy amount automatically.In this embodiment, Photosensing Units 20 normally designs the specific wavelength that receives light source component 10 light emitted lines.In addition, present embodiment can design 20 one-tenth corresponding light source sensing elements of Photosensing Units in response to different light source component 10, so Photosensing Units 20 can be selected from the group that optical diode, photoelectric crystal, photoresistance, charge coupled cell and CMOS (Complementary Metal Oxide Semiconductor) are formed.
Among the embodiment as shown in Figure 2, Photosensing Units 20 connects actuated element 30.Actuated element 30 comprises screw rod 31 and motor 32.Motor 32 connects and drive screws 31, because Photosensing Units 20 is arranged on the actuated element 30, so Photosensing Units 20 will advance along axial (directions X) of screw rod 31 or retreat, and actuated element 30 connected and driving Photosensing Units 20.Therefore motor 32 can directly or indirectly drive Photosensing Units 20, and " directly " herein refers to that Photosensing Units 20 is arranged on the motor 32; And herein " indirectly " refers to that Photosensing Units is arranged at the element that driven by motor 32.In this embodiment, motor 32 is selected from the group that step motor, alternating current motor, d.c. motor, ultrasonic motor and linear motor are formed, and is preferably step motor.Because the small step of step motor directly is about between 0.5 to 20 micron, so the present invention can provide more accurate resolution to be about between 0.5 to 20 micron.This is because Photosensing Units 20 is between 0.5 to 20 micron at the displacement on the directions X, and effective injection length of general insulin syringe is 36 millimeters, and being divided into is 300 units, and least unit is about 120 microns, therefore, esolving degree provided by the present invention can identify minimum unit.By this design, actuated element 30 can connect and critically drive Photosensing Units 20, and accurately measures the position, boundary of this accommodation space 94 and piston 91, in order to accurate dose surplus record is provided.
Among the embodiment as shown in Figure 2, in order to measure two syringes 90, the present invention arranges two groups of light source components 10, and the both sides of screw rod 31 also are respectively arranged with Photosensing Units 20.Yet the present invention also can only contain one group of light source component 10, and single optical sensing element 20 is set for accurately measuring with respect to a side of this light source component 10.Among the embodiment as shown in Figure 2, light source component 10 can be source of parallel light or forms source of parallel light by a plurality of pointolites through light filter.In embodiment shown in Figure 3, light source component 10a, 10b can be pointolite or a plurality of pointolite, and it is selected from the group that light emitting diode (LED), Halogen lamp LED and cold cathode fluorescent lamp are formed.The contained liquid of accommodation space 94 can produce scattered beam after via this light source component 10a irradiation, so light source component 10a must not arrange close to accommodation space 94 or a plurality of pointolites are set, and just can make accommodation space 94 shinny.Because light source component itself can produce heat usually, and the temperature of light source component will be unfavorable for medicament (for example insulin) preservation stored in the accommodation space 94.By the design of light source component 10a, light source component 10a needn't be close to and be arranged at accommodation space 94, also in the accommodation space 94 that light incident housing 92 can be surrounded.Because behind the scattered beam incident accommodation space 94, light will be in housing 92 internal reflections of accommodation space 94, so accommodation space 94 will present light transmission shape, and help Photosensing Units 20 to measure.In addition, among the embodiment as Fig. 3, the present invention arranges two kinds of light source component 10a and light source component 10b, but in other alternate embodiment (not shown), the present invention also can only arrange single light source element 10a, single optical sensing element 20 and actuated element 30.
The sectional view of the profile line A-A ' of Fig. 2 embodiment as shown in Figure 4, light source component 10 is arranged at both sides, actuated element 30 is except motor shown in Figure 2 32 and screw rod 31, other comprises a shifter 33.Shifter 33 comprises a spiro union portion 331 and a body 332.Spiro union portion 331 is bolted in screw rod 31, and body 332 connects spiro union portion 331, so body 332 can be mobile with spiro union portion 331.Because a side of body 332 arranges Photosensing Units 20, so the light of light source component 10 will penetrate syringe 90 and received by Photosensing Units 20.Generally speaking, the signal of Photosensing Units 20 can transmit by electric wire, but the invention belongs to kinetic measurement, electric wire may hinder displacement path, therefore as shown in Figure 4, the upper surface 34 of shifter 33 can arrange metal clips 333, metal clips 333 can the conflict projection 41 of printed circuit board (PCB) 40 belows and electric property coupling, and then the signal of Photosensing Units 20 spread out of.In addition when screw rod 31 is driven by motor, shifter 33 may be influenced by screw rod 31 and rotate, for fear of above-mentioned turning effect, can displacement because printed circuit board (PCB) 40 is fixed in going up of shifter 33, therefore when metal clips 333 conflict projections 41, projection 41 will apply positive force in shifter 33 by metal clips 333, rotate to avoid shifter 33.As described in the embodiment of Fig. 4, actuated element 30 comprises a wheel shaft 35 in addition, wheel shaft 35 is arranged under the shifter 33, particularly, wheel shaft 35 arranges under the body 332 of shifter 33, is not subjected to the restriction of friction force for shifter 33 slides, hereat, surface in contact or the metal surface of one low-frictional force can be formed on the bottom of shifter 33, slides in order to shifter 33.
Shown in the top view that Fig. 5 is another embodiment, optical measuring device 100 ' comprise light source component 10 ', Photosensing Units 20 ' and actuated element 30 '.In this embodiment, light source component 10 ' be pointolite, it is selected from the group that light emitting diode (LED), Halogen lamp LED and cold cathode fluorescent lamp are formed.Because shifter 33 ' connections light source component 10 ' and Photosensing Units 20 ', therefore when actuated element 30 ' motor 32 ' driving the time, the past directions X of light source component 10 ' reach Photosensing Units 20 ' simultaneously or reverse direction be measured, and as shown in Figure 5.As shown in Figure 5, when regional beyond shifter 33 ' be moved to piston 92 and the piston rod 93, the light of light source component 10 ' launch will penetrate housing 92 and by Photosensing Units 20 ' receive.Yet above-described embodiment can be changed to alternate embodiment as shown in Figure 6.In alternate embodiment, light source component 10 ' with Photosensing Units 20 ' the position can exchange, therefore light is outwards to launch (according to the arrow indication) by the centre, this design, can reduce the use of pointolite and reach less electricity consumption, also can avoid simultaneously the Photosensing Units 20 of Fig. 5 ' sensitivity too high and detect the light of other group light source components 10 ' launch.
The sectional view of the profile line B-B ' of Fig. 5 embodiment as shown in Figure 7, among the embodiment as shown in Figure 7, the shifter 33 of actuated element ' comprise spiro union portion 331 ', body 332 ' and alar part 333 '.Spiro union portion 331 ' be bolted in screw rod 31, and body 332 ' a side arrange Photosensing Units 20 ', and alar part 333 ' with respect to Photosensing Units 20 ' a side arrange light source component 10 '.Therefore light source component 10 ' and Photosensing Units 20 ' can pass through shifter 33 ' connection, and can integral body advance and retreat along directions X.Among the embodiment as Fig. 7, though show two groups of Photosensing Units 20 ' and light source component 10 ', the present invention can only contain one group of Photosensing Units 20 ' and light source component 10 ' can reach function of the present invention.As described in the embodiment of Fig. 7, actuated element comprises a wheel shaft 35 in addition, wheel shaft 35 be arranged at shifter 33 ' under, particularly, wheel shaft 35 arrange shifter 33 ' body 332 ' and alar part 333 ' under, be not subjected to the restriction of friction force for shifter 33 ' slip.Hereat, shifter 33 ' the bottom can form surface in contact or the metal surface of a low-frictional force, in order to shifter 33 ' slip.
As shown in Figure 7, shifter 33 ' upper surface 34 ' arrange metal clips 334 ', the projection 41 of metal clips 334 ' printed circuit board (PCB) 40 belows of can conflicting and electric property coupling.When screw rod 31 is driven by motor, shifter 33 ' may be influenced by screw rod 31 and rotate, for fear of above-mentioned turning effect, because printed circuit board (PCB) 40 be fixed in shifter 33 ' on and can displacement, therefore when metal clips 334 ' conflict projection 41, projection 41 will by metal clips 334 ' apply positive force in shifter 33 ', rotate to avoid shifter 33.Simultaneously projection 41 and metal clips 334 ' can with the signal of printed circuit board (PCB) 40 by both electric connection be delivered to shifter 33 ', with avoid shifter 33 ' displacement path be subjected to the restriction of circuit.
In addition, as again shown in the embodiment of Fig. 8, optical measuring device 100a comprises light source component 10, Photosensing Units 20a and actuated element 30a.In this embodiment, actuated element 30a comprises flute profile belt 31a and motor 32a.As shown in Figure 9, motor 32a has a driving shaft 322a, and the end of driving shaft 322a arranges gear 323a, and gear 323a fastens flute profile belt 31a separably.As shown in Figure 8, motor 32a goes up and flute profile belt 31a is fixed on the body 9 because Photosensing Units 20a is arranged at, therefore when motor 32a drove, motor 32a can make the Photosensing Units 20a displacement that is arranged on the motor 32a in flute profile belt 31a top offset and measure.Particularly, among the embodiment as shown in figure 10, motor 32a is connected in the body 332 of shifter 33, and Photosensing Units 20a then is arranged at a side of body 332, therefore when motor 32a moved in flute profile belt 31a is last, Photosensing Units 20a can be driven and be moved by motor 32a.Yet at another embodiment as shown in figure 11, optical measuring device 100b comprises light source component 10, Photosensing Units 20a and actuated element 30b.Actuated element 30b comprises flute profile belt 31a and motor 32b.Because Photosensing Units 20a is arranged on the flute profile belt 31a, therefore when motor 32b drove flute profile belt 31a, it was that flute profile belt 31a moves on the contrary that motor 32b can not move.Because flute profile belt 31a moves, therefore will drive simultaneously and be arranged at the Photosensing Units 20a on the flute profile belt 31a and can carry out kinetic measurement.Particularly, shown in the embodiment of Figure 12, the flute profile belt 31a that motor drives is connected in the body 332 of shifter 33, and Photosensing Units 20a then is arranged at a side of body 332.When the motor fixed position, and motor is when driving flute profile belt 31a and relatively moving, because Photosensing Units 20a and body 332 and the same moved further of flute profile belt 31a, so Photosensing Units 20a can dynamically move and measure.The embodiment of Figure 10 and the embodiment of Figure 12 in comparison, motor 32b can be fixed in a side, and can not make the power circuit of motor 32b because displacement and phase mutual interference.In addition, motor 32a, the 32b of the embodiment of the embodiment of Figure 12 and Figure 10 are selected from the group that step motor, alternating current motor, d.c. motor, ultrasonic motor and linear motor are formed.
Shown in the another embodiment of Figure 13, optical measuring device 130 comprises a body 131, light source component 132, Photosensing Units 133 and actuated element 134.Body 131 comprises at least one support portion 1311 in this embodiment, and support portion 1311 can be for supporting said syringe 90.In this embodiment, support portion 1311 can form a pickup groove that supports syringe 90, so pickup groove is not limited with the cell body of entity, can be as described in the embodiment of Figure 13 and be the cell body of a basket sky.
Among the embodiment as shown in figure 14, actuated element 134 comprises screw rod 1341 and motor 1342, motor 1342 drive screws 1341.In addition, actuated element 134 comprises shifter 33a in addition, as shown in figure 15.The shifter 33a of actuated element 134 comprises spiro union portion 331a, body 332a, the first fin 333a and the second fin 333b.In the embodiment of Figure 15, body 332a comprises a through hole 334, and body 131 (with reference to Figure 13) comprises a fixed bar 1312 in addition.Fixed bar 1312 passes through this through hole 334, and spiro union portion 331a is bolted in screw rod 1341 (with reference to Figure 13).When shifter 33a moved, shifter 33a was limited by fixed bar 1312 and screw rod 1341, thereby shifter 33a is when mobile along screw rod 1341 axial (x), and shifter 33a can not rotate arbitrarily.In other embodiment (not shown), screw rod 1341 and spiro union portion 331a can be substituted by the combination of flute profile belt and motor.
As shown in figure 15, body 332a contains first end 3321 and second end 3322.The side of first end 3321 is given prominence to one first fin 333a, and the outstanding one second fin 333b of the side of second end 3322, the first fin 333a arranges with respect to the second fin 333b.In this embodiment, because light source component 132 is arranged at the second fin 333b, and Photosensing Units 133 is arranged at the first fin 333a, so light source component 132 corresponds to Photosensing Units 133.With reference to Figure 14, when shifter 33a moved axially along screw rod 1341, actuated element 134 connected and driving Photosensing Units 133.
As shown in figure 16, after syringe 90 was fixed in body 131 (with reference to Figure 13), light source component 132 then can be measured with the design of Photosensing Units 133.In this embodiment, light source component 132 is arranged under the Photosensing Units 133, yet light source component 132 can be arranged in response to different designs on the Photosensing Units 133.In this embodiment, light source component 132 is arranged at a side of body 131 defined pickup grooves." side " of this place speech can be expressed as a upper limb or the lower edge that light source component 132 arranges with respect to syringe 90, and this moment, light source component 132 can be arranged at upper limb or the lower edge of syringe 90 with contact or discontiguous mode.In this embodiment, Photosensing Units 133 is arranged at a relative side of this light source component 132." a relative side " of this place speech can be expressed as a side of relative light source component 132.If when light source component 132 was arranged at the second fin 333b, 133 of Photosensing Units were arranged at the first fin 333a.If when Photosensing Units 133 was arranged at the second fin 333b, 132 of light source components were arranged at the first fin 333a.
In other alternate embodiment (not shown), the light source component (not shown) can be arranged at a place of the contiguous syringe 90 of body 131 (with reference to Figure 13), shifter 33a this moment (with reference to Figure 13) can only comprise single fin (not shown), Photosensing Units 133 (with reference to Figure 13) then arranges on this fin, this moment, Photosensing Units 133 was arranged at a relative side of light source component, so light source component is arranged at the bottom of body 131.Hereat, light source component is arranged at a fixedly side of the pickup groove of syringe 90.
As shown in figure 17, a kind of optical measuring system 500 comprises optical measuring device 510, processor 520, display 530, supply unit 540, storer 550, Wireless Transmitter 560, temperature-sensitive sticker 570, refrigeratory 580, attention device 590, sensor 600, button 610 and a lid (not shown).Optical measuring device 510 comprises light source component 511, Photosensing Units 512 and actuated element 513 in addition.The sensing signal that this processor 520 is controlled this light source component 511 and this actuated elements 513 and received this Photosensing Units 512 is according to a measurement result of this this accommodation space 94 of sensing signal computing.530 of displays can show this measurement result, in time understand injected dose and inject time for the diabetic, also can show previous survey record before using.This measurement result that this storer 550 these measurement results of record, this Wireless Transmitter 560 then can be recorded from this storer 550 with automatic transmission or according to the instruction transmission by this processor 520 to the electronic receipt settlement (not shown) of system outside for further handling sensing signal.In addition, these supply unit 540 supply power supplys are to this processor 520, to supply whole optical measuring system 500 power supplys.
Among the embodiment as shown in figure 17, behind temperature-sensitive sticker 570 sensing temperatures, temperature-sensitive sticker 570 will transmit a sensing result to this processor 520, this processor 520 will judge whether to open this refrigeratory 580 according to this sensing result, with keep beyond the syringe or the accommodation space 94 of syringe in the medicament storage temperature, in addition, also heat-absorbing material, cold-retaining agent, ice bag can be replaced refrigeratory 580, with the effect that reaches the simplification system and save power supply.When in case temperature exceeds the preset temperature threshold value, this processor 520 will transmit an alarm signal to this attention device 590 according to this sensing result, this attention device 590 will receive this alarm signal and send caution, and the caution time that will take place simultaneously be recorded in this storer 550, make suitable processing immediately for the user.In addition, after this processor 520 was obtained sensing temperature, the electronic receipt settlement (not shown) that can be stored in this storer 550 or transfer to the system outside by this Wireless Transmitter 560 was for further handling sensing signal.
Among the embodiment as shown in figure 17, sensor 600 comprises the startup sensor and interrupts sensor.Start sensor and can judge whether that the transmission start signal is to processor 520 according to the state (for example position of syringe) of optical measuring system 500.Particularly, but whether the startup sensor detection optical measuring system 500 of sensor 600 maintains the situation that is fit to measurement, generally speaking, sealing and dark environment are conducive to optical measurement, just can measure when for example the body of lid and optical measuring device 510 is closed, this moment, the startup sensor of sensor 600 was limit switch (limit switch), can be used for detecting trickle stroke and gauge tap, the startup sensor of this sensor 600 can be arranged at lid or body according to different designs respectively.Therefore when lid and body closure, the startup sensor of sensor 600 can be triggered.In other embodiments, even lid and body closure, if this pickup groove 95 does not have when putting any this syringe 90, actuated element is then not driven.Therefore in this embodiment, when Cover opening, syringe 90 is inserted body by the body top.With reference to the embodiment of Figure 13, syringe 90 is by the pickup groove of the mounting hole 1313 insertion bodies 131 of body 131, so syringe 90 also can laterally be disposed into body 131 again.In this embodiment, body 131 comprises a push rod 1314 in addition, but these push rod 1314 assist injection devices 90 insert in the body 131, this push rod 1314 comprises a support member 1315, this support member 1315 can cooperate the bottom of syringe 90, and makes syringe 90 stably insert pickup groove along the x direction of principal axis.In this embodiment, (figure does not show the startup sensor of sensor 600, limit switch for example) can be arranged on push rod 1314 or the body 131 relative with push rod 1314, touch the startup sensor of sensor 600 for contacting with body 131 when push rod 1314, actuated element 134 with driving light source element 132 and Photosensing Units 133 to measure syringe 90.In addition, among the embodiment as shown in figure 17, sensor 600 can comprise interruption sensor (photo interrupter), start to interrupt sensor and can judge whether that transmission turns back signal to processor 520 according to the position (for example position of shifter) of Photosensing Units 133, it can exceed measurement range or in screw rod 31 terminal idle running for preventing that Photosensing Units 20 from moving.Particularly, interrupt sensor and be used for definition one effective range, can be located at a side (for example being arranged at piston rod 93 outsides of syringe 90) of accommodation space 94.Interrupt sensor and mainly be divided into two elements (light-emitting component and photo detector), therefore interrupting sensor can be with transmission-type and the setting of reflection-type dual mode, interrupting sensor can be arranged at piston rod 93 outsides of syringe 90 and carry out sensing, for example in the embodiment of transmission-type, for example in the embodiment of transmission-type, in the middle of shifter 33 moves to light-emitting component and photo detector and blocking-up photo detector when receiving signal, shifter will receive signal and turn back.If in the embodiment of reflection-type, when shifter 33 moves to the sense position of light-emitting component and photo detector and can make the light signal of light-emitting component reflex to photo detector the time, shifter will receive signal and turn back.
In addition, the button 610 of optical measuring system 500 is available for users to transmit user instruction to this processor 520.This user instruction can include start measure, instructions such as input consumption, input pot-life, input injection scheduling, pot-life and injection scheduling this attention device 590 of can arranging in pairs or groups again wherein is to remind user's operating period to imitate and inject time.
The invention provides a kind of measuring method, the method can be used as the described light source component 10 of the embodiment of Fig. 2, Photosensing Units 20 and actuated element 30.This measuring method utilizes actuated element 30 to drive Photosensing Units 20, makes Photosensing Units 20 move and measure simultaneously, directly seeks the position, boundary of this accommodation space 94 and piston 91, can adopt the mode of multiple averaging to reduce error.If during traverse measurement, Photosensing Units 20 detects light from the beginning to the end, then judge no syringe 90 in the pickup groove 95, do not measure; Finish using if Photosensing Units 20 can't detect light from the beginning to the end the time, is then judged syringe, the prompting user changes.In this measuring method, the type of drive of actuated element 30 is simple, therefore need not complicated design.
When carrying out above-mentioned optical measurement, because it is to carry out simultaneously that motor drives with optical detection, what probably can take place to produce because of motor displacement hypervelocity is shift error, therefore the present invention provides a kind of measuring method in addition, uses as the described light source component 10 of the embodiment of Fig. 2, Photosensing Units 20 and actuated element 30.The process flow diagram of measuring method of the present invention comprises the following step as shown in figure 18: in step 1410, a default measuring distance, this default measuring distance are at least 1/2nd of the length of filling up or remaining accommodation space 94, execution in step 1420; In step 1420, this Photosensing Units 20 of transmission from an end of this accommodation space 94 to this measuring distance, and to define this transmission direction be forward (being the reverse direction of directions X in this embodiment), and the reverse direction of this forward is negative sense (being directions X in this embodiment), wherein each this measuring distance be last time measuring distance 1/2nd, execution in step 1430; In step 1430, judge whether to receive light and accumulative total one judgment value of this light source component 10, execution in step 1440 or step 1450; In step 1440, if when receiving the light of this light source component 10, this Photosensing Units 20 of transmission is to 1/2nd of this measuring distance last time towards the positive direction; And, in step 1450, if when do not have receiving the light of this light source component 10, towards this Photosensing Units 20 of negative sense transmission to this measuring distance last time 1/2nd.In the embodiment shown in Figure 19, step 1410 comprises this Photosensing Units 20 of transmission in addition to the step 1411 of an end (being specially stiff end or the piston end of syringe) of this accommodation space 94.Step 1411 comprises in addition and a label 96 is set in the stiff end of this accommodation space 94, and this Photosensing Units 20 of transmission is to the step 1412 of this label 96; Step 1411 in addition also comprises judge whether this Photosensing Units 20 receives the step 1413 of these light source component 10 light emitted lines, for example when the reception signal when signal is arranged to no signal, can judge an end (stiff end or piston end) of this accommodation space 94 of arrival.Step 1411 is to utilize syringe 90 itself to define a datum mark earlier, such benefit is, if can't find this datum mark the time, then do not measure (do not have in the pickup groove 95 and put syringe 90), can prevent also that further syringe 90 from producing the mistake survey because putting position or direction are different.
In addition, light of the present invention receives determining step 1430 and comprises step 1460 in addition: a default threshold value, and this moment, judgment value be the number of times that moves repeatedly of this actuated element 30, when this judgment value during greater than this threshold value, this actuated element 30 stops (not starting).In other embodiments, light receives determining step 1430 also can comprise step 1470: set actuated element 30 and have a step footpath scope, this moment, judgment value was the measuring distance of this actuated element 30, and when going on foot the footpath scope as if this measuring distance less than this, this actuated element 30 stops (not starting).
The object lesson of above-mentioned steps as shown in figure 20, in this embodiment, label 96 is arranged at the stiff end of this accommodation space 94, label 96 can cover the light that light source component 10 is launched, so Photosensing Units 20 can't receive this light source component 10 light emitted lines; Yet in other embodiments, because syringe needle itself also can cover the light of being launched by this light source component 10, need not to arrange any label 96; In addition, when arriving the piston end of these accommodation spaces 94 as if Photosensing Units 20, because piston itself also can cover the light that light source component 10 is launched; Therefore when Photosensing Units 20 can't receive these light source component 10 light emitted lines from receiving, the present invention then determined Photosensing Units 20 to be positioned at an end of this accommodation space 94 (stiff end or piston end).In this embodiment, Photosensing Units 20 is from the stiff end of this accommodation space 94 unit of first measuring distance of transmission (being not limited to the measuring distance of Figure 20) towards the positive direction, there is no and detect any light (being labeled as 0) this moment, because piston 91 covers the light of the emission of light source component 10.Therefore Photosensing Units 20 is towards 1/2nd (second measuring distances) of these Photosensing Units 20 to first measuring distance units of negative sense (directions X) transmission.This moment, Photosensing Units 20 received the light (being labeled as 1) of this light source component 10, so Photosensing Units 20 1/2nd (the 3rd measuring distances) of these Photosensing Units 20 to second measuring distance units of transmission towards the positive direction.At this moment, Photosensing Units 20 receives the light (being labeled as 1) of this light source component 10, so Photosensing Units 20 1/2nd (the 4th measuring distances) of these Photosensing Units 20 to the 3rd measuring distance units of transmission towards the positive direction.And repeat repeatedly and accurately try to achieve the position, boundary of piston 91 and accommodation space 94 with above-mentioned steps, and then accurately calculate the chemical content Δ V in the accommodation space 94.Wherein above-mentioned mobile number of times repeatedly is predeterminable is a threshold value, if judgment value is during greater than this threshold value, this actuated element 30 stops (not starting).In addition, in other embodiments, also can set actuated element 30 and have a step footpath scope, if the measuring distance of this actuated element 30 is less than this during scope of footpath in step, this actuated element 30 stops (not starting).
Technology contents of the present invention and technical characterstic have disclosed as above, yet the technical field of the invention technician should be appreciated that, in the spirit and scope of the invention that attached application claim defines after not deviating from, teaching of the present invention and announcement can be done all replacements and modification.For example, above many devices of Jie Shiing or structure can diverse ways be implemented or are replaced with other structure, perhaps adopt the combination of above-mentioned two kinds of modes.
In addition, composition, device, method or the step of the technology of the application's the interest field specific embodiment that is not limited to above disclose, equipment, manufacturing, material.The persond having ordinary knowledge in the technical field of the present invention should be appreciated that, based on teaching of the present invention and disclose composition, device, method or the step of technology, equipment, manufacturing, material, no matter existed now or developer in the future, it carries out the essence identical functions with this case embodiment announcement person in the identical mode of essence, and reach the identical result of essence, also can be used in the present invention.Therefore, following application claim is in order to contain composition, device, method or the step in order to this type of technology, equipment, manufacturing, material.
Claims (34)
1. optical measuring device comprises:
One body comprises a pickup groove;
One light source component is arranged at a side of this pickup groove;
One Photosensing Units is arranged at a relative side of this light source component and receives the light that this light source component is launched; And
One actuated element connects and drives this Photosensing Units.
2. optical measuring device according to claim 1, wherein this light source component is selected from the group that light emitting diode (LED), laser, fluorescent lamp, Halogen lamp LED and cold cathode fluorescent lamp are formed.
3. optical measuring device according to claim 1, wherein this Photosensing Units is selected from the group that optical diode, photoelectric crystal, photoresistance, charge coupled cell and CMOS (Complementary Metal Oxide Semiconductor) are formed.
4. optical measuring device according to claim 1, wherein this actuated element includes a motor, and this motor is selected from the group that step motor, alternating current motor, d.c. motor, ultrasonic motor and linear motor are formed.
5. optical measuring device according to claim 4, wherein this actuated element comprises a flute profile belt, and this motor has a driving shaft, and an end of this driving shaft arranges a gear, this gear fastens this flute profile belt separably, this motor this Photosensing Units of tending to act.
6. optical measuring device according to claim 5, wherein this actuated element comprises a shifter in addition, and this shifter comprises a body, and this body is connected in this flute profile belt or this motor.
7. optical measuring device according to claim 6, wherein this body comprises a through hole in addition, and this body comprises a fixed bar in addition, and this fixed bar passes through this through hole.
8. optical measuring device according to claim 6, this shifter comprises a fin in addition, and this optics sensing element is arranged at this fin.
9. optical measuring device according to claim 1, wherein this body comprises at least one support portion, and this at least one support portion forms this pickup groove.
10. optical measuring device according to claim 4, wherein this actuated element comprises a screw rod, and this motor drives this screw rod.
11. optical measuring device according to claim 10, wherein this actuated element comprises a shifter in addition, and this shifter comprises a spiro union portion and a body, and this spiro union portion is bolted in this screw rod, and this Photosensing Units is arranged at this shifter.
12. optical measuring device according to claim 11, wherein this body comprises a through hole in addition, and this body comprises a fixed bar in addition, and this fixed bar passes through this through hole.
13. optical measuring device according to claim 11, this shifter comprises a fin in addition, and this optics sensing element is arranged at this fin.
14. optical measuring device according to claim 11, wherein this actuated element comprises an alar part in addition, and this body arranges this Photosensing Units, and this alar part arranges this light source component with respect to a side of this Photosensing Units.
15. optical measuring device according to claim 11, wherein this actuated element comprises an alar part in addition, and this body arranges this light source component, and this alar part arranges this Photosensing Units with respect to a side of this light source component.
16. according to claim 6 or 11 described optical measuring devices, other comprises a printed circuit board (PCB), is arranged on this shifter, wherein this shifter comprises a metal clips in addition, this metal clips this printed circuit board (PCB) of conflicting.
17. optical measuring device according to claim 1, wherein this Photosensing Units is used for measuring a syringe, and this syringe is insulin syringe.
18. optical measuring device according to claim 1, wherein this light source component is pointolite, source of parallel light or a plurality of pointolite.
19. an optical measuring system comprises:
This optical measuring device as claimed in claim 1;
One processor, this processor are controlled this light source component and this actuated element and are received a sensing signal of this Photosensing Units, according to a measurement result of this sensing signal computing one syringe; And
One display shows this measurement result.
20. optical measuring system according to claim 19, other comprises a supply unit, and this supply unit supply power supply is to this processor.
21. optical measuring system according to claim 19, other comprises a storer and a Wireless Transmitter, and this storer records this measurement result, this measurement result that this Wireless Transmitter records from this storer for transmission.
22. optical measuring system according to claim 19, other comprises a temperature-sensitive sticker, and this temperature-sensitive sticker transmits a sensing result to this processor.
23. optical measuring system according to claim 22, other comprises a refrigeratory, and this processor judges whether to open this refrigeratory according to this sensing result.
24. optical measuring system according to claim 22, other comprises an attention device, and this processor transmits an alarm signal to this attention device according to this sensing result, and this attention device receives this alarm signal and sends caution.
25. optical measuring system according to claim 19, other comprises a sensor, and this sensor judges whether to transmit an enabling signal to this processor according to the state of this optical measuring system.
26. optical measuring system according to claim 19, other comprises a sensor, and whether this sensor transmits the signal of turning back to this processor according to the position judgment of this Photosensing Units.
27. optical measuring system according to claim 19, other comprises a button, and this button transmits user instruction to this processor, and this user's instruction is selected to start measures, imports the group that consumption, input pot-life and input injection scheduling are formed.
28. optical measuring system according to claim 27, other comprises an attention device, and this attention device is reminded term of life and the inject time of this syringe.
29. a measuring method comprises the following step:
A default measuring distance;
To this measuring distance, wherein define this transmission direction is forward to transmission one Photosensing Units from an end of a syringe, and the reverse direction of this forward is negative sense, wherein each this measuring distance be last time measuring distance 1/2nd;
Judge whether to receive the light of a light source component, and accumulative total one judgment value;
If when receiving the light of this light source component, this Photosensing Units of transmission is to 1/2nd of this measuring distance last time towards the positive direction; And
If when do not have receiving the light of this light source component, towards this Photosensing Units of negative sense transmission to this measuring distance last time 1/2nd.
30. measuring method according to claim 29, other comprises this Photosensing Units of transmission to an end of this syringe.
31. measuring method according to claim 30, wherein the transmission step of this Photosensing Units comprises in addition and a label is set in an end of this syringe, and this Photosensing Units of transmission is to this label.
32. measuring method according to claim 30, wherein the transmission step of this Photosensing Units comprises in addition and judges whether this Photosensing Units receives the light emitted line of this light source component.
33. measuring method according to claim 29, wherein this light receives determining step and comprises a default threshold value in addition, and when this judgment value during greater than this threshold value, this actuated element does not start.
34. measuring method according to claim 29, wherein this light receives determining step and comprises in addition and set this actuated element and have a step footpath scope, if this measuring distance is less than this during scope of footpath in step, this actuated element does not start.
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| CN110836873A (en) * | 2018-08-15 | 2020-02-25 | 林立元 | Optical measuring device |
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| CN103293157B (en) | 2015-12-16 |
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