CN103599579B - A kind of infusion pump and vermiculator thereof - Google Patents
A kind of infusion pump and vermiculator thereof Download PDFInfo
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- CN103599579B CN103599579B CN201310634721.3A CN201310634721A CN103599579B CN 103599579 B CN103599579 B CN 103599579B CN 201310634721 A CN201310634721 A CN 201310634721A CN 103599579 B CN103599579 B CN 103599579B
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- pump
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- extruding
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- 238000001802 infusion Methods 0.000 title claims abstract description 30
- 238000001125 extrusion Methods 0.000 claims abstract description 41
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000005452 bending Methods 0.000 abstract description 4
- 238000005056 compaction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
Abstract
The invention discloses a kind of infusion pump and vermiculator thereof.Infusion pump includes that vermiculator, vermiculator include bearing part and pump sheet group；Pump sheet group is positioned on bearing part the side with loading end；In multiple pump sheets of pump sheet group, include at least one and extrude spacing pump sheet；Extrude spacing pump sheet and there is the compressive plane for extruding woven hose, extrude to extend towards bearing part at the two ends in self compaction face on spacing pump sheet and be formed with two limiting sections, two limiting sections lay respectively at the both sides of woven hose, can form the space for accommodating spacing woven hose between；When extruding spacing pump sheet and moving to the position that compressive plane is maximum with the spacing of loading end, the distance between loading end and compressive plane protrudes from the height of compressive plane less than or equal to limiting section.Two limiting sections can carry out spacing stop to woven hose in extrusion process all the time, prevents woven hose from bending, and utilizes the spacing pump sheet of extruding self to realize the spacing of infusion pipeline, transfusion precision is effectively ensured.
Description
Technical field
The present invention relates to medical equipment field, particularly relate to a kind of infusion pump and vermiculator thereof.
Background technology
The transfusion precision of infusion pump in medical application is most important, can directly influence the result for the treatment of even life of patient,
And the most whether infusion pump can keep the straight key factor being to affect transfusion precision of woven hose.
Infusion pump is provided with vermiculator, and vermiculator contains one group of pump sheet, and pump sheet quantity is generally 8 or 12,
Operationally, pump sheet group extrudes, with the speed set, the transfusion being located between pump sheet group and baffle plate to infusion pump successively
Pipe, so that the liquid flow forward in woven hose.Infusion pipeline in crush zone easily the most in the course of the work because of
The extruding of vermiculator and bend, increase woven hose and be positioned at the length of crush zone, impact transfusion precision.
Summary of the invention
It is an object of the invention to provide a kind of infusion pump and vermiculator thereof, can effectively prevent woven hose from squeezing
Bend during pressure, it is ensured that transfusion precision.
In order to solve above-mentioned technical problem, on the one hand, the invention provides the vermiculator of a kind of infusion pump,
Described vermiculator includes bearing part and pump sheet group；Described bearing part has the loading end for placing woven hose；
Described pump sheet group is positioned at the side on described bearing part with described loading end；Described pump sheet group includes along transfusion
Multiple pump sheets for extruding woven hose of the length direction arrangement of pipe, hang down in the compressional movement direction of described pump sheet
Straight in described loading end place plane；
In multiple pump sheets of described pump sheet group, include at least one and extrude spacing pump sheet；Described extruding is spacing
Pump sheet has the compressive plane towards described loading end, and described compressive plane is the straight shape being parallel to described loading end,
For extruding described woven hose；Hold towards described at the two ends of described compressive plane on described extruding spacing pump sheet
Holder extension is formed with two limiting sections, and limiting section described in two lays respectively at the both sides of described woven hose；
When described extruding spacing pump sheet moves the position to described compressive plane with the spacing maximum of described loading end
Time, on the moving direction of described extruding spacing pump sheet, the distance between described loading end and described compressive plane
The height of described compressive plane is protruded from less than or equal to described limiting section；On same extruding spacing pump sheet, institute
Stating on limiting section the surface towards another limiting section is confined planes, and described confined planes is for being parallel to described extruding limit
The straight shape of position pump sheet moving direction；Avoiding hollow groove is offered with described compressive plane joint, institute on described confined planes
Stating avoiding hollow groove both ends open on the length direction of described woven hose, the depth direction of described avoiding hollow groove is vertical
In described confined planes.
Wherein, the cross section of described avoiding hollow groove is square.
Wherein, in the plurality of pump sheet, also include extrusion pump sheet, described extrusion pump sheet holds towards described
The end face of section is the straight shape being parallel to described loading end；
Described loading end width on limiting section arragement direction described in two is more than between limiting section described in two
Gap, described loading end offers the accepting groove matched with described limiting section.
Wherein, described extrusion pump sheet is multiple；Described extruding spacing pump sheet is distributed in multiple described extrusion pump sheet
In.
Wherein, on the arragement direction of the plurality of pump sheet, the both sides of each described extruding spacing pump sheet are equipped with
Described extrusion pump sheet.
Wherein, described bearing part connects flexible assembly, for providing towards described pump to described bearing part
The elastic force of sheet group.
Wherein, described elastic parts is arranged on described bearing part the side away from described pump sheet group, and it includes
Stage clip, the moving direction being axially parallel to described extrusion pump sheet of described stage clip, its one end be connected to described in hold
Holder.
On the other hand, the invention provides a kind of infusion pump, including the vermiculator of aforesaid infusion pump.
The infusion pump of present invention offer and vermiculator thereof, owing to two limiting sections are separately positioned on the two of compressive plane
At end so that form therebetween the space for accommodating spacing woven hose；Compressive plane is in two limiting sections
Between, squeezable woven hose between two limiting sections；Two limiting sections can be the most right in extrusion process
Woven hose carries out spacing stop, prevents woven hose from bending, and utilizes the spacing pump sheet of extruding self to realize infusion pipeline
Spacing, transfusion precision is effectively ensured.
Accompanying drawing explanation
In order to be illustrated more clearly that technical scheme, below by use required in embodiment
Accompanying drawing is briefly described, it should be apparent that, the accompanying drawing in describing below is only some enforcements of the present invention
Mode, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of the vermiculator of the infusion pump that the preferred embodiment of the present invention provides；
Fig. 2 is the schematic diagram of the extrusion pump sheet of vermiculator in Fig. 1；
Fig. 3 is the schematic diagram extruding spacing pump sheet of vermiculator in Fig. 1；
Fig. 4 is the spacing pump sheet of extruding and the bearing part schematic diagram when distance is maximum of vermiculator in Fig. 1；
Fig. 5 is the spacing pump sheet of extruding and the bearing part schematic diagram when distance is minimum of vermiculator in Fig. 4；
Fig. 6 is the schematic diagram of the bearing part of vermiculator in Fig. 1.
Detailed description of the invention
Below in conjunction with the accompanying drawing in embodiment of the present invention, the technical scheme in embodiment of the present invention is entered
Row clearly and completely describes.
Seeing also Fig. 1 to Fig. 6, a kind of infusion pump that embodiment of the present invention provides, infusion pump includes compacted
Dynamic device, described vermiculator includes bearing part 1, pump sheet group 2 and driving means 3.Bearing part 1 has use
In the loading end 10 of placement woven hose, pump sheet group 2 is positioned at the side on bearing part 1 with loading end 10, uses
In extruding woven hose 9.Driving means 3 is connected to pump sheet group 2, is used for driving pump sheet group 2 to wriggle with extruding and puts
Put the woven hose 9 on bearing part 1.
As it is shown in figure 1, pump sheet group 2 includes the multiple for extruding transfusion of the length direction arrangement along woven hose 9
The pump sheet of pipe 9, wherein comprises at least one and extrudes spacing pump sheet 21.In the present embodiment, the sum of pump sheet
Amount is 12, wherein includes four and extrudes spacing pump sheet 21 and eight extrusion pump sheets 22.Extrude spacing pump
The compressional movement direction of sheet 21 and extrusion pump sheet 22 is each perpendicular to loading end place plane.Four extrude spacing pump
Sheet 21 is distributed in eight extrusion pump sheets 22.More specifically, each adjacent two extrude between spacing pump sheet 21
Being placed with two extrusion pump sheets 22, four extrude in spacing pump sheet 21, and the extruding being in edge is spacing
There are two extrusion pump sheets 22 side of pump sheet 21, and opposite side is provided with an extrusion pump sheet 22, i.e. 12 pump sheets
According to an extrusion pump sheet 22, extruding 21, two extrusion pump sheets of spacing pump sheet, a spacing pump of extruding
Sheet, two extrusion pump sheets, one extrude spacing pump sheet, two extrusion pump sheets, one extrude spacing pump sheet,
The order arrangement of one extrusion pump sheet.
As in figure 2 it is shown, towards the end face of loading end 10 for being parallel to described loading end 10 on extrusion pump sheet 22
Straight shape, be used for extruding woven hose 9, its cross section on the direction of woven hose 9 is convex globoidal or trapezoidal, with
Just woven hose 9 is applied extruding force.Opposing compression pump sheet 22, extrudes spacing pump sheet 21 end face at straight shape
Two ends add two limiting sections, for woven hose 9 is carried out spacing stop, prevent woven hose 9 in extruding
During bend impact transfusion precision.
As shown in Figures 3 to 5, extrude spacing pump sheet 21 and there is the compressive plane 21a towards loading end 10, squeeze
Pressure surface 21a is the straight shape being parallel to loading end, is used for extruding woven hose；Extrude self compaction on spacing pump sheet 21
Extend towards bearing part 1 at the two ends of face 21a and be formed with two limiting sections 211, two limiting sections 211 position respectively
In the both sides of woven hose 9, so that woven hose 9 is carried out spacing stop.Owing to two limiting sections 211 are separately positioned on
At the two ends of compressive plane 21a so that form therebetween the space for accommodating spacing woven hose 9；Compressive plane
21a is between two limiting sections 211, squeezable woven hose between two limiting sections 211.Two limits
Position portion 211 can carry out spacing stop to woven hose 9 in extrusion process, prevents woven hose 9 from bending, and utilizes and squeezes
Press spacing pump sheet 21 self to realize the spacing of woven hose 9 tunnel, transfusion precision is effectively ensured.
On same extruding spacing pump sheet 21, on limiting section 211, the surface towards another limiting section is confined planes
21b, confined planes 21b are the straight shape being parallel to extrude spacing pump sheet 21 moving direction, it is ensured that confined planes 21b exists
Keep constant, preferably to play with the gap extruded in spacing pump sheet 21 moving process and between bearing part 1
Position-limiting action.As preferably, (the length of the compressive plane 21a of i.e. straight shape on the arragement direction of two limiting sections 211
On degree direction), the gap A between confined planes 21b and bearing part 1 is less than or equal to 0.5mm, is guaranteeing
While enough woven hose 9 being played limit effect, it is to avoid when compressive plane 21a and loading end 10 are apart from minimum,
Excesssive gap between limiting section 211 and bearing part 1 and cannot the fluid path of effective spacing blocking-up woven hose, make fluid path
Effectively blocked by pump sheet and any flowing voluntarily can not be produced because of gravity, it is ensured that liquid is carried out by setting speed
Accurately transfusion.
On same extruding spacing pump sheet 21, the gap B between the confined planes 21b of two limiting sections 211 is less than
10mm, it is possible to the woven hose 9 of multiple external diameter in cooperation transfusion field, has higher versatility, and can reach
To preferable spacing blocking effect.
Offering avoiding hollow groove 210 with compressive plane 21a joint on confined planes 21b, avoiding hollow groove 210 is at woven hose
Both ends open on the length direction of 9, utilizes the avoiding hollow groove 210 can be when woven hose 9 is extruded at utmost
Form a receiving space in the side of woven hose 9, prevent compressive plane 21a from the excessive compression of woven hose 9 being sent out
Life ruptures；Meanwhile, utilize avoiding hollow groove 210 can reduce distance B between two confined planes 21b further, with
Reach more preferable spacing blocking effect.As preferably, degree of depth C of avoiding hollow groove 210 is less than or equal to 1mm,
In can coordinating transfusion field, the woven hose 9 of multiple external diameter, has higher versatility.In the present embodiment, keep away
The cross section of dead slot 210 is square, in order to the processing of avoiding hollow groove 210, certainly in other enforcement, keeps away
The cross section of dead slot 210 is alternatively arc.
When extruding spacing pump sheet 21 and moving to the position that compressive plane 21a is maximum with the spacing of loading end 10,
On the moving direction extruding spacing pump sheet 21, distance D between loading end 10 and compressive plane 21a is less than
Or the height E of compressive plane 21a is protruded from equal to limiting section 211 so that limiting section 211 is with extruding spacing pump
In the moving process of sheet 21, can be plugged into all the time in bearing part 1, thus woven hose 9 can be played all the time
Spacing barrier effect, effectively prevents woven hose 9 from moving or bending.
Extrude spacing pump sheet 21 moving direction on, limiting section 211 have one away from compressive plane 21a before
(distance between front end face 21c and compressive plane 21a i.e. limiting section 211 protrudes from compressive plane 21a to end face 21c
Height E).The spacing minimum to compressive plane 21a and loading end 10 is moved when extruding spacing pump sheet 21
During position, on the moving direction extruding spacing pump sheet 21, the front end face 21c of limiting section 211 and loading end
Distance F between 10 is more than or equal to 4mm, to ensure that limiting section 211 can be plugged into length in bearing part 1,
So that woven hose 9 effectively to be extruded, and there is preferable spacing blocking effect.
In the present embodiment, as shown in Figures 4 to 6, loading end 10 is on two limiting section 211 arragement directions
Width more than the gap between two limiting sections 211, loading end 10 offers and matches with limiting section 211
Accepting groove, in order to the movement of limiting section 211, is simultaneously available for accommodating limiting section 211.Due to pump sheet group 2
In containing extruding spacing pump sheet 21 and extrusion pump sheet 22, accepting groove is opened on loading end 10 and limiting section 211
Relative position, loading end 10 forms carrying interarea 101, carrying in the position relative with woven hose 9
Face 10 forms the auxiliary face 102 that carries in the position relative with extrusion pump sheet 22, i.e. carrying interarea is along woven hose 9
Length direction is arranged, and carries auxiliary face and is positioned at the position relative with extrusion pump sheet 22, and by carrying interarea along defeated
Liquid pipe 9 radially extend setting；Consequently facilitating place woven hose 9, beneficially woven hose 9 on loading end 10
Assembling.
Flexible assembly 4 is connected, for providing the elastic force towards pump sheet group 2 to bearing part 1 on bearing part 1.
In the present embodiment, elastic parts 4 is arranged on bearing part 1 side away from pump sheet group 2, and it includes stage clip
41, the moving direction being axially parallel to extrusion pump sheet 22 of stage clip 41, its one end is connected with bearing part 1, pressure
The other end of spring 41 can be connected, when pump sheet group 2 is to defeated with parts such as the such as inner walls of the structural member on infusion pump
When liquid pipe 9 provides extruding force, stage clip 41 is compressible, thus provides the bullet towards pump sheet group 2 to bearing part 1
Power, in order to provide suitable extruding force to woven hose 9, it is to avoid woven hose 9 stress is excessive and is crushed.Make
For preferably, stage clip 41 is two, and the length direction along woven hose 9 is arranged and arranged, in order to carry to bearing part 1
Thrust for equilibrium.Herein, as other embodiment, stage clip 41 can be two or more, is distributed in
Away from the side of pump sheet group 2 on bearing part 1, the thrust of equilibrium can be provided to bearing part 1.As further
Kind of embodiment, elastic parts 4 can be torsion spring, air spring, shell fragment etc. other can be to bearing part 1
Offer is towards the parts of the elastic force of pump sheet group 2.
In the above-described embodiment, pump sheet group 2 includes 12 pump sheets, and wherein four is the spacing pump sheet of extruding
21, eight is extrusion pump sheet 22, it should be noted that the number of pump sheet is not limited to ten in pump sheet group 2
Two, it also can be eight, other numbers such as ten.Extrude the number of spacing pump sheet 21 and extrusion pump sheet 22
Also being not limited to above-mentioned number, the number extruding spacing pump sheet 21 is at least one, the pump in pump sheet group 2
Sheet can also all extruding spacing pump sheet 21.When all extruding of the pump sheet spacing pump sheet 21 in pump sheet group 2
Time, the loading end 10 width on two limiting section 211 arragement directions can be slightly less than between two limiting sections 211
Gap, also without offering accepting groove on loading end 10.
The arrangement mode extruding spacing pump sheet and extrusion pump sheet is also not limited to this.As preferably, adjacent two
Extrude and be provided with extrusion pump sheet between spacing pump sheet, so that extruding and limit effect to woven hose are more excellent, with
Time structure simpler.
As preferably, on the arragement direction of multiple pump sheets, each both sides extruding spacing pump sheet are equipped with extruding
Pump sheet, so that while the most spacing to woven hose, reaching squeezing effect more preferable to woven hose.As
In above-mentioned embodiment, the pump sheet being provided with two extrusion pump sheets, limit between adjacent two extrusion pump sheets is crowded
Press pump sheet, only uses four to extrude spacing pump sheet and can realize preferable spacing blocking effect in whole pump sheet group.
Certainly, two extrude spacing pump sheet and can also be disposed adjacent, or are arranged on the edge extruding spacing pump sheet.
As preferably, extrusion pump sheet is multiple；Extrude spacing pump sheet to be distributed in multiple extrusion pump sheet, can make
Spacing pump sheet must be extruded be uniformly arranged along the length direction of woven hose, carry out so that woven hose is carried out homogenous segmentations
Spacing stop.The most in the above-described embodiment, adjacent two extrusion pump sheet numbers extruded between spacing pump sheet
Mesh is two.The most such as, extrude spacing pump sheet when being one, can be arranged on multiple by extruding spacing pump sheet
The centre position of extrusion pump sheet, to carry out spacing from the centre position of woven hose to woven hose.
It is above the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For Yuan, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these change
Enter and retouching is also considered as protection scope of the present invention.
Claims (8)
1. a vermiculator for infusion pump, described vermiculator includes bearing part and pump sheet group；Described bearing part
There is the loading end for placing woven hose；Described pump sheet group is positioned on described bearing part and has described loading end
Side；Described pump sheet group includes the multiple pumps for extruding woven hose arranged along the length direction of woven hose
Sheet, the compressional movement direction of described pump sheet is perpendicular to described loading end place plane；It is characterized in that,
In multiple pump sheets of described pump sheet group, include at least one and extrude spacing pump sheet；Described extruding is spacing
Pump sheet has the compressive plane towards described loading end, and described compressive plane is the straight shape being parallel to described loading end,
For extruding described woven hose；Hold towards described at the two ends of described compressive plane on described extruding spacing pump sheet
Holder extension is formed with two limiting sections, and limiting section described in two lays respectively at the both sides of described woven hose；
When described extruding spacing pump sheet moves the position to described compressive plane with the spacing maximum of described loading end
Time, on the moving direction of described extruding spacing pump sheet, the distance between described loading end and described compressive plane
The height of described compressive plane is protruded from less than or equal to described limiting section；On same extruding spacing pump sheet, institute
Stating on limiting section the surface towards another limiting section is confined planes, and described confined planes is for being parallel to described extruding limit
The straight shape of position pump sheet moving direction；
Offering avoiding hollow groove with described compressive plane joint on described confined planes, described avoiding hollow groove is in described transfusion
Both ends open on the length direction of pipe, the depth direction of described avoiding hollow groove is perpendicular to described confined planes.
The vermiculator of infusion pump the most according to claim 1, it is characterised in that described avoiding hollow groove
Cross section is square.
The vermiculator of infusion pump the most according to claim 1, it is characterised in that the plurality of pump sheet
In, also including extrusion pump sheet, on described extrusion pump sheet, the end face towards described loading end is described for being parallel to
The straight shape of loading end；
Described loading end width on limiting section arragement direction described in two is more than between limiting section described in two
Gap, described loading end offers the accepting groove matched with described limiting section.
The vermiculator of infusion pump the most according to claim 3, it is characterised in that described extrusion pump sheet
For multiple；Described extruding spacing pump sheet is distributed in multiple described extrusion pump sheet.
The vermiculator of infusion pump the most according to claim 3, it is characterised in that at the plurality of pump
On the arragement direction of sheet, the both sides of each described extruding spacing pump sheet are equipped with described extrusion pump sheet.
The vermiculator of infusion pump the most according to claim 1, it is characterised in that on described bearing part
Connect flexible assembly, for providing the elastic force towards described pump sheet group to described bearing part.
The vermiculator of infusion pump the most according to claim 6, it is characterised in that described elastic parts sets
Putting the side away from described pump sheet group on described bearing part, it includes stage clip, described stage clip axially in parallel
In the moving direction of described pump sheet, its one end is connected to described bearing part.
8. an infusion pump, it is characterised in that include infusion pump described in any one of claim 1 to 7
Vermiculator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310634721.3A CN103599579B (en) | 2013-11-30 | 2013-11-30 | A kind of infusion pump and vermiculator thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310634721.3A CN103599579B (en) | 2013-11-30 | 2013-11-30 | A kind of infusion pump and vermiculator thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103599579A CN103599579A (en) | 2014-02-26 |
| CN103599579B true CN103599579B (en) | 2016-08-24 |
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ID=50117881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310634721.3A Active CN103599579B (en) | 2013-11-30 | 2013-11-30 | A kind of infusion pump and vermiculator thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN103599579B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105352653B (en) * | 2015-11-20 | 2018-02-23 | 深圳影迈科技股份有限公司 | Infusion pump devices |
| CN110269974B (en) * | 2019-06-27 | 2021-04-13 | 孙小芳 | Constant-temperature infusion pump for endocrine |
| CN110292677A (en) * | 2019-07-19 | 2019-10-01 | 深圳市科曼医疗设备有限公司 | Creeping device of infusion pump |
| CN110292676A (en) * | 2019-07-19 | 2019-10-01 | 深圳市科曼医疗设备有限公司 | Creeping device of infusion pump |
| CN110292678B (en) * | 2019-08-12 | 2021-05-18 | 河南科技大学第一附属医院 | Pulsating blood transfusion device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4373525A (en) * | 1980-02-12 | 1983-02-15 | Terumo Corporation | Method and apparatus for detecting occlusion in fluid-infusion tube of peristaltic type fluid-infusion pump |
| US4657486A (en) * | 1984-01-13 | 1987-04-14 | Stempfle Julius E | Portable infusion device |
| US5211548A (en) * | 1989-07-31 | 1993-05-18 | Terumo Kabushiki Kaisha | Peristaltic pump having a motor overload protector |
| US5660529A (en) * | 1994-12-06 | 1997-08-26 | Mcgaw, Inc. | Linear peristaltic pump with reshaping fingers interdigitated with pumping elements |
| CN103068420A (en) * | 2010-04-01 | 2013-04-24 | 株式会社玗荣医疗器 | Liquid infusion apparatus |
-
2013
- 2013-11-30 CN CN201310634721.3A patent/CN103599579B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4373525A (en) * | 1980-02-12 | 1983-02-15 | Terumo Corporation | Method and apparatus for detecting occlusion in fluid-infusion tube of peristaltic type fluid-infusion pump |
| US4657486A (en) * | 1984-01-13 | 1987-04-14 | Stempfle Julius E | Portable infusion device |
| US5211548A (en) * | 1989-07-31 | 1993-05-18 | Terumo Kabushiki Kaisha | Peristaltic pump having a motor overload protector |
| US5660529A (en) * | 1994-12-06 | 1997-08-26 | Mcgaw, Inc. | Linear peristaltic pump with reshaping fingers interdigitated with pumping elements |
| CN103068420A (en) * | 2010-04-01 | 2013-04-24 | 株式会社玗荣医疗器 | Liquid infusion apparatus |
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| Publication number | Publication date |
|---|---|
| CN103599579A (en) | 2014-02-26 |
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Denomination of invention: Infusion pump and wriggling device thereof Effective date of registration: 20200313 Granted publication date: 20160824 Pledgee: Shenzhen hi tech investment small loan Co., Ltd Pledgor: Medcaptain Medical Technology Co.,Ltd. Registration number: Y2020980000695 |
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Address after: 518000 12th floor, building 1, Baiwang R & D building, 5158 xilishahe West Road, Nanshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen maiketian Biomedical Technology Co.,Ltd. Address before: 518000 12th floor, building 1, Baiwang R & D building, 5158 xilishahe West Road, Nanshan District, Shenzhen City, Guangdong Province Patentee before: Medcaptain Medical Technology Co.,Ltd. |
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Date of cancellation: 20210401 Granted publication date: 20160824 Pledgee: Shenzhen hi tech investment small loan Co.,Ltd. Pledgor: Shenzhen maiketian Biomedical Technology Co.,Ltd. Registration number: Y2020980000695 |
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| PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20210401 Registration number: Y2020980000695 Pledgor after: Shenzhen maiketian Biomedical Technology Co.,Ltd. Pledgor before: Medcaptain Medical Technology Co.,Ltd. |