CN105664324A - Laryngeal mask model selecting tool safe, easy and convenient to use - Google Patents
Laryngeal mask model selecting tool safe, easy and convenient to use Download PDFInfo
- Publication number
- CN105664324A CN105664324A CN201610018051.6A CN201610018051A CN105664324A CN 105664324 A CN105664324 A CN 105664324A CN 201610018051 A CN201610018051 A CN 201610018051A CN 105664324 A CN105664324 A CN 105664324A
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- China
- Prior art keywords
- laryngeal mask
- mask model
- arm
- measuring arm
- measuring
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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
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
Abstract
The invention relates to a laryngeal mask model selecting tool safe, easy and convenient to use. The tool is provided with two bent measuring arms. Each measuring arm is provided with a front measuring arm, a hinged section and a rear measuring arm from the head end to the tail end in sequence. The two measuring arms are hinged through a hinge shaft at the hinge sections. A finger ring is arranged at the tail end of each measuring arm, and an elliptic gasket is movably connected to the side wall of the outer side of the head end of each measuring arm; one end of a graduated disc is fixed to the side wall of the inner side of the rear measuring arm of the first measuring arm, and the other end of the graduated disc penetrates through a through hole in the rear measuring arm of the second measuring arm and stretches out of the second measuring arm; a laryngeal mask identifier is arranged on the graduated disc. By applying the laryngeal mask model selecting tool, the laryngeal mask model most suitable for the volume of the laryngeal part of pharynx of a patient can be determined safely, accurately, easily, conveniently and rapidly, the postoperation complications of the laryngeal part of pharynx of the patient are remarkably reduced, the postoperation comfort and satisfaction of the patient are greatly improved, and the great clinic application value is achieved.
Description
Technical field
The present invention relates to technical field of medical instruments, specifically, relate to a kind of safe and simple laryngeal mask model and select instrument.
Background technology
Since Britain's Anesthetist's ArchieBrain invention laryngeal mask in 1981, laryngeal mask is widely used in clinical anesthesia. Laryngeal mask is positioned over patient's bottleneck throat, as instrument of ventilating on the glottis of a kind of specific type, have easy and simple to handle, be positioned to power height, little to airway irritation, patient tolerability good, hemodynamic effects is little, can retain autonomous respiration maintain anesthesia, post-operative complication is few, be prone to the advantages such as grasp, become at present the outer most important airway devices of gas removing pipe conduit, and be widely used in domestic and international general anesthesia operation the airway management of patient, the process of emergency case air flue and intubating of difficult airway.
At present, the system of selection of adult's laryngeal mask model has following several: select according to ABW, select according to standard body weight, according to sex selection, select according to height, select according to nose chin spacing, wherein the most commonly used is selecting according to ABW of laryngeal mask manufacturer offer, namely body weight 30～50kg selects No. 3 laryngeal masks, and body weight 50～70kg selects No. 4 laryngeal masks, body weight > 70kg selects No. 5 laryngeal masks. But these selection standards all cannot reflect the size of patient's bottleneck throat volume accurately. In recent years, abroad there is people it have been investigated that select laryngeal mask model according to tongue width. Tongue width can reflect bottleneck throat volume accurately, but tongue width is along with the difference of extending port cavity length, and width also can be different, can produce error during measurement, or patient size's slight of stature and tongue is huge, these factors all can increase the probability selecting mistake model.
In sum, study a kind of novel laryngeal mask model system of selection and instrument is very necessary, it is best suitable for the laryngeal mask model of patient with accurate and easy determination, and then substantially reduces the postoperative bottleneck throat complication of patient, be greatly improved comfort level and satisfaction after operation in patients.
Summary of the invention
It is an object of the invention to for deficiency of the prior art, it is provided that a kind of safe and simple laryngeal mask model selects instrument.
For achieving the above object, the present invention adopts the technical scheme that:
A kind of safe and simple laryngeal mask model selects instrument, is provided with two measurement arms in bending;Described measurement arm is followed successively by measurement forearm, articulating sections and measurement postbrachium from head end to tail end; Measuring arm for two makes two measurement arms can relatively strut or close in the flexible connection of articulating sections place; The tail end of each measurement arm is equipped with finger ring, and the outside side wall of head end is provided with a pad; One end of graduated disc is fixed in the inside side walls measuring postbrachium of the first measurement arm, and the other end is measured from second in the through hole measured postbrachium of arm through and out the outside measuring arm second.
Its center activity of described pad is fixed on the outside side wall measuring arm headend.
Its center of described pad is provided with a hemispheric fixing groove caved inward, and described arm headend outside side wall of measuring is provided with spherical fixing pearl, and described fixing pearl is embedded in fixing groove.
Described pad is oval.
Two measurement arms are hinged by jointed shaft in articulating sections place.
Described graduated disc is provided with laryngeal mask model identification.
Described laryngeal mask model is designated " 5 ", " 4 ", " 3 ", arranges successively to the second direction measuring arm according to measuring arm from first.
The invention has the advantages that:
1, present inventor works out a kind of new laryngeal mask model system of selection, and devise a kind of novel laryngeal mask model selection instrument, it is provided with two and measures arm, coordinate graduated disc, can pass through to measure Mandibular Second Molar Tooth medial border spacing, safety and precise and determine the laryngeal mask model being best suitable for patient simply and rapidly;
2, measure arm headend and be connected with pad, pad can be stable withstand on second permanent molar medial border surface, facilitate medical worker to read laryngeal mask model accurately, and be applicable to different patients, the shape of pad is reasonable in design simultaneously, will not accidentally injure the oral mucosa of patient;
3, measure arm and be designed to bending, it is simple to the measurement operation of medical worker.
Accompanying drawing explanation
The laryngeal mask model that accompanying drawing 1 is the present invention selects tool construction schematic diagram.
Detailed description of the invention
Present inventor possesses abundant this area research experience, in conjunction with clinical practice, digest, find that Mandibular Second Molar Tooth is for fixing anatomical structure, relative to sixth-year molar closer to bottleneck throat, the 3rd accessional teeth is susceptible to congenital absence or morphologic localization is abnormal, and congenital absence will not occur second permanent molar, position and form stable, variability are only small, will not produce error when measuring spacing. Second permanent molar medial border is close to the lateral border of tongue, therefore medial border spacing is similar to the transverse diameter of laryngeal mask porch. Having spent the development growth phase, no matter how patient size changes, and oral cavity volume is substantially stationary constant, and this spacing also immobilizes, simultaneously without the impact by tongue body size. In sum, Mandibular Second Molar Tooth medial border spacing can substitute for tongue width completely, as the one new method effective, reliable that laryngeal mask model selects. The present invention is completed based on this.
Below in conjunction with accompanying drawing, detailed description of the invention provided by the invention is elaborated.
The accompanying drawing labelling related in accompanying drawing and ingredient are as follows:
1. measure arm 100. first and measure arm
200. second measures arm 11. measures forearm
12. articulating sections 13. measures postbrachium
2. jointed shaft 3. finger ring
4. groove fixed by pad 41.
5. fixing pearl 6. graduated disc
7. laryngeal mask model identification
Embodiment 1
Refer to the laryngeal mask model that Fig. 1, Fig. 1 are the present invention and select tool construction schematic diagram. Described laryngeal mask model selects instrument to be provided with two and measures arm 1, respectively first measures arm 100 and the second measurement arm 200.Each measurement arm 1 is all in bending, it is followed successively by measurement forearm 11, articulating sections 12 from head end to tail end and measures postbrachium 13, namely described articulating sections 12 measures the bending section of arm 1, namely described forearm 11 of measuring measures arm 1 head end section to articulating sections 12, and namely described postbrachium 13 of measuring measures arm 1 rear end section to articulating sections 12. Two measurement arms 1 are hinged by jointed shaft 2 in articulating sections 12 place so that measuring arms 1 for two can relatively strut or close. The tail end of each measurement arm 1 is equipped with finger ring 3, and head end outside side wall is flexibly connected an oval pad 4, specifically, it is provided with a spherical fixing pearl 5 at the head end outside side wall measuring arm 1, the center of described pad 4 is provided with a hemispheric fixing groove 41 caved inward, described fixing pearl 5 is embedded in fixing groove 41, and the two matches so that described pad 4 can realize the change of angle relative to measuring arm 1. Described laryngeal mask model selects instrument to be additionally provided with the graduated disc 6 of arc, described graduated disc 6 one end is fixed in the inside side walls measuring postbrachium 13 of the first measurement arm 100, and the other end is measured from second in the through hole (not shown) measured postbrachium 13 of arm 200 through and out the outside measuring arm 200 second. Described graduated disc 6 is provided with laryngeal mask model identification 7, and described laryngeal mask model identification 7 is " 5 ", " 4 ", " 3 ", arranges successively according to the direction measuring arm 100 to the second measurement arm 200 from first, refers to No. 5, No. 4 and No. 3 laryngeal mask models respectively.
It should be noted that, present inventor proposes a kind of new method selecting laryngeal mask model, and the laryngeal mask model devising the present invention accordingly selects instrument, and then can determine, by measurement Mandibular Second Molar Tooth medial border spacing, the laryngeal mask model being best suitable for patient. Described two the measurement arms 1 connected by jointed shaft 2 match with graduated disc 6 so that the spacing of Mandibular Second Molar Tooth medial border is mutually corresponding with laryngeal mask model, and the open-and-shut reading laryngeal mask model of energy, simplicity is directly, accurately and reliably. Described measurement arm 1 is bending, make two to measure postbrachium 13 and relatively strut two measurement forearms 11 opposing parallel (relatively strutting apart from minimum) when maximum, when two measurement postbrachiums 13 close up, (relatively strutting when minimum) two measurement forearms 11 strut apart from maximum relatively, so greatly facilitate the operation of medical worker, have only to relatively close up two measurement postbrachiums 13 open without by thumb and forefinger when measuring, no matter the operation that the medical worker of any hand-type size all can be masterly. Described finger ring 3 can facilitate medical worker to control the relative folding of the first measurement arm 100 and the second measurement 200. Described pad 4 can be stable the surface withstanding on second permanent molar medial border, facilitate medical worker accurately to read laryngeal mask model; Owing to the medial border heeling condition of different patient's second permanent molars is different, therefore the present invention described pad 4 is designed to center activity be fixed on measure arm 1 head end outside side wall on, so it is applicable to different patient, all can make pad 4 and second permanent molar medial border keeping parallelism state, withstand on second permanent molar medial border with stable, it is ensured that the accuracy of measurement result; But described pad 4 and the fixed form measuring arm 1 head end are not limited only to the present embodiment, it is also possible to be designed to buckle-type etc., all convenient dismounting sterilization of above fixed form, or it is easily installed the disposable pad of use;Described pad 4 is designed to ellipse, it does not have corner angle, will not accidentally injure the oral mucosa of patient when so measuring in oral cavity. For laryngeal mask model identification 7, it puts in order, be specifically identified and be not limited to the present embodiment, the order of such as model identification can convert, and the model identification such as " 1 ", " 1.5 ", " 2 ", " 2.5 " can be increased according to clinical demand, but in the mode of the present embodiment for the best, it is short and sweet, and can be suitably used for existing clinical Most patients.
The specification of the laryngeal mask model selection instrument of the present invention can be: the described length measuring forearm 11 is 10cm; The described length measuring postbrachium 13 is 5cm; Described the pad 4 long 0.4cm of major axis, short axial length 0.2cm. The laryngeal mask model of the present invention selects instrument to be not limited in above specification, but above specification is the most preferably specification that inventor sums up in clinical practice, in accurately and quickly measuring second permanent molar medial border distance and selecting laryngeal mask model, there is significant advantage, be therefore not construed as this area routine and select.
The using method of the laryngeal mask model selection instrument of the present invention is as follows: for the patient needing placing larynx cover in clinical anesthesia, medical worker's finger is buckled in finger ring 3 to control two foldings measuring arm 1, then patient's mouth open is made, measure postbrachium 13 to strut two to distance maximum rating, namely forearm 11 is measured in closed configuration for two, measurement forearm 11 is extend in patient oral cavity, then measure postbrachium 13 by two relatively to close up, make that two pads 4 are parallel respectively to be withstood on patient's second permanent molar medial border, when experience pad 4 firm withstand after, laryngeal mask model identification 7 is directly read from graduated disc 6, then strut two and measure postbrachium 13, measurement forearm 11 is removed patient oral cavity. the laryngeal mask model of the present invention select instrument determine laryngeal mask model safety and precise, very clear, easy quickly, can be selected for being best suitable for the laryngeal mask type of patient's bottleneck throat volume, substantially reduce the postoperative bottleneck throat complication of patient, it is greatly improved comfort level and satisfaction after operation in patients, there is great clinical value.
The above is only the preferred embodiment of the present invention; it should be pointed out that, for those skilled in the art, under the premise without departing from the inventive method; can also making some improvement and supplement, these improve and supplement and also should be regarded as protection scope of the present invention.
Claims (7)
1. laryngeal mask model one kind safe and simple selects instrument, it is characterised in that be provided with two measurement arms in bending; Described measurement arm is followed successively by measurement forearm, articulating sections and measurement postbrachium from head end to tail end; Measuring arm for two makes two measurement arms can relatively strut or close in the flexible connection of articulating sections place; The tail end of each measurement arm is equipped with finger ring, and the outside side wall of head end is provided with a pad; One end of graduated disc is fixed in the inside side walls measuring postbrachium of the first measurement arm, and the other end is measured from second in the through hole measured postbrachium of arm through and out the outside measuring arm second.
2. laryngeal mask model according to claim 1 selects instrument, it is characterised in that its center activity of described pad is fixed on the outside side wall measuring arm headend.
3. laryngeal mask model according to claim 2 selects instrument, it is characterized in that, its center of described pad is provided with a hemispheric fixing groove caved inward, and described arm headend outside side wall of measuring is provided with spherical fixing pearl, and described fixing pearl is embedded in fixing groove.
4. laryngeal mask model according to claim 1 selects instrument, it is characterised in that described pad is oval.
5. laryngeal mask model according to claim 1 selects instrument, it is characterised in that two measurement arms are hinged by jointed shaft in articulating sections place.
6. laryngeal mask model according to claim 1 selects instrument, it is characterised in that described graduated disc is provided with laryngeal mask model identification.
7. laryngeal mask model according to claim 5 selects instrument, it is characterised in that described laryngeal mask model is designated " 5 ", " 4 ", " 3 ", arranges successively to the second direction measuring arm according to measuring arm from first.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610018051.6A CN105664324A (en) | 2016-01-12 | 2016-01-12 | Laryngeal mask model selecting tool safe, easy and convenient to use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610018051.6A CN105664324A (en) | 2016-01-12 | 2016-01-12 | Laryngeal mask model selecting tool safe, easy and convenient to use |
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| CN105664324A true CN105664324A (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610018051.6A Pending CN105664324A (en) | 2016-01-12 | 2016-01-12 | Laryngeal mask model selecting tool safe, easy and convenient to use |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2219111Y (en) * | 1995-01-19 | 1996-02-07 | 中国人民解放军第514医院 | Thickness measuring ruler for jaw bone |
| CN201727515U (en) * | 2010-07-07 | 2011-02-02 | 北京航天总医院 | Backward tension ruler |
| US8876736B2 (en) * | 2010-11-01 | 2014-11-04 | Coopersurgical, Inc. | Cervical sizing devices and related kits and methods |
| CN204636374U (en) * | 2015-04-29 | 2015-09-16 | 杭州富善医疗器械有限公司 | A kind of slide calliper rule measuring thyroid cartilage width |
| CN205729934U (en) * | 2016-01-12 | 2016-11-30 | 复旦大学附属金山医院 | A kind of laryngeal mask model selects instrument |
-
2016
- 2016-01-12 CN CN201610018051.6A patent/CN105664324A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2219111Y (en) * | 1995-01-19 | 1996-02-07 | 中国人民解放军第514医院 | Thickness measuring ruler for jaw bone |
| CN201727515U (en) * | 2010-07-07 | 2011-02-02 | 北京航天总医院 | Backward tension ruler |
| US8876736B2 (en) * | 2010-11-01 | 2014-11-04 | Coopersurgical, Inc. | Cervical sizing devices and related kits and methods |
| CN204636374U (en) * | 2015-04-29 | 2015-09-16 | 杭州富善医疗器械有限公司 | A kind of slide calliper rule measuring thyroid cartilage width |
| CN205729934U (en) * | 2016-01-12 | 2016-11-30 | 复旦大学附属金山医院 | A kind of laryngeal mask model selects instrument |
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Application publication date: 20160615 |