CN208436195U - A kind of first aid two-chamber double cuff larynx snorkel - Google Patents

A kind of first aid two-chamber double cuff larynx snorkel Download PDF

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Publication number
CN208436195U
CN208436195U CN201721386806.4U CN201721386806U CN208436195U CN 208436195 U CN208436195 U CN 208436195U CN 201721386806 U CN201721386806 U CN 201721386806U CN 208436195 U CN208436195 U CN 208436195U
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China
Prior art keywords
main channel
cuff
larynx
aid
snorkel
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Expired - Fee Related
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CN201721386806.4U
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Chinese (zh)
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杨定东
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杨定东
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Priority to CN201721386806.4U priority Critical patent/CN208436195U/en
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Abstract

The utility model discloses a kind of first aid two-chamber double cuff larynx snorkels, including main channel, auxiliary tube, multi-pass port and sleeve bag gas-filling component, the main channel is straight design, cross section is circle, integrate bite-block and deep calibration in proximal end, the auxiliary tube penetrates traveling in main channel lumen from main channel proximal segment tube wall is oblique, in main channel distal end, more vent locations are pierced by, distal openings are oblique design, the main channel and auxiliary tube are medical silica-gel material, the multi-pass port shares the 4-6 outlet that annular is evenly distributed, it is oblique that side, which is seen, between main channel distal end and auxiliary tube, the sleeve bag gas-filling component contains big cuff, small cuff, survey pressure gas cell and inflation connecting tube, to big cuff and small sleeve bag gas-filling and its intracapsular pressure can be measured simultaneously by survey pressure gas cell.This first aid larynx snorkel has different model size, easy to operate, can blindmate use, safety and validity height.

Description

A kind of first aid two-chamber double cuff larynx snorkel
Technical field
The utility model relates to a kind of air-breather, especially a kind of first aid two-chamber double cuff larynx snorkel.
Background technique
In clinical treatment work in many cases, patient will appear respiratory tract obstruction or have obstruction accidentally air draught danger, or exhale It is incomplete to inhale ventilatory function, or in general anesthesia operation, needs at this time using certain aeration equipment, guarantee patients with respiratory tract it is unobstructed and Auxiliary or control ventilation.
Current noninvasive airway pressure equipment includes three classes: aeration equipment on mask, trachea cannula and glottis is fitted respectively It closes different situations and there are respective advantage and disadvantage.Mask ventilation effect is limited, and normal is when not satisfying the requirements or ventilation transition in short-term makes With;Trachea cannula needs by catheterization equipment, needs professional skill and have difficulties airway intubation failure may;Ventilation is set on glottis There are many class that makes preparations for sowing, and have their own advantages, but there is also need certain operative skill, there are certain merging and ventilation failure rate, exist The defects of certain complication.
Especially lack professional airway management personnel need first aid ventilate in the case where (perform the operation in such as pre hospital care or institute Outdoor first aid occasion), above-mentioned airway management equipment will safely, effectively increase using difficulty.
Summary of the invention
In order to overcome existing airway pressure equipment in the case where needing first aid ventilatory conditions using existing above-mentioned to a certain extent Defect, the utility model provide a kind of easy to operate, are not necessarily to ancillary equipment, can blindmate laryngeal airway equipment, so as to safety Effectively maintain unobstructed patients with respiratory tract and auxiliary or control ventilation.The utility model, which removes, to be suitable for lacking professional airway management personnel Need first aid ventilate occasion, also be suitble to trachea cannula failure and mask ventilation failure emergency airway occasion.
The technical scheme adopted by the utility model to solve the technical problem is as follows: first aid two-chamber double cuff larynx snorkel, packet Main channel, auxiliary tube, multi-pass port and sleeve bag gas-filling component are included, sleeve bag gas-filling component is containing big cuff, small cuff, survey pressure inflation Capsule and inflation connecting tube, surveying pressure gas cell includes hollow check valve, spring, pressure scale, floating packing and pilot balloon.It is anxious Rescuing two-chamber double cuff larynx snorkel has different model size.
Above-mentioned first aid two-chamber double cuff larynx snorkel, there are main connector in the main channel and auxiliary tube proximal end respectively With side connector, the external tapping of main connector and side connector is international standard size (connecing bag respirator or ventilator), interior Interface is securely connect with main channel or auxiliary tube, and bore matches with lumen size.
Above-mentioned first aid two-chamber double cuff larynx snorkel, the main channel are straight design, and cross section is circle, Main channel proximal segment integrates bite-block, indicates deep calibration above.Main channel material is with the high-quality medical of certain elasticity Silica gel.
Above-mentioned first aid two-chamber double cuff larynx snorkel, the multi-pass port share 4-6 that annular is evenly distributed and go out Mouthful, it is in oblique structure that multi-pass port side, which is seen, and multi-pass port is located between main channel distal end and auxiliary tube.
Above-mentioned first aid two-chamber double cuff larynx snorkel, the auxiliary tube penetrate away from main channel proximal segment tube wall is oblique In in main channel lumen, more vent locations in main channel distal end are pierced by row, and the distal openings of auxiliary tube are oblique knot Structure.Auxiliary tube and main channel are same material.
Above-mentioned first aid two-chamber double cuff larynx snorkel, the big cuff are located at main channel periphery, and multi-pass port is close Side.Cuff is low pressure high appearance type, and maximum allowable pneumatic volume is different by model.
Above-mentioned first aid two-chamber double cuff larynx snorkel, the small cuff are located at auxiliary tube periphery, distal openings nearside. Cuff is low pressure high appearance type, and maximum allowable pneumatic volume is different by model.
Above-mentioned first aid two-chamber double cuff larynx snorkel, the survey pressure gas cell is connected with inflation connecting tube, and passes through Inflation connecting tube and big cuff and small cuff communicate, surveyed after inflation pressure gas cell, the small cuff of the big cuff in proximal end and distal end it is intracapsular Pressure is identical.
Above-mentioned first aid two-chamber double cuff larynx snorkel, the inflation connecting tube are twin flue, inflation connecting tube and survey Press gas cell connected, the twin flue for inflating connecting tube largely separates, and traveling in main channel and assists in tube wall respectively, end End is opened on big cuff respectively and small set is intracapsular.
The utility model has the beneficial effects that main channel uses straight design, no bending moulding, caliber is circle, And the multi-pass port of main channel distal end is the multiple exit structure being evenly distributed around auxiliary tube, and the oesophagus gas of clinical use at present Pipe catheter for combining or various trunnions have frontal arc moulding, and blow vent has fixed-direction, so that insertion process requires conduit to have one Determine direction, the professional skill requirement that the successful merging in other clinical various invasive ventilation roads also has degree different, this is practical new The insertion of type larynx snorkel is simple, is not necessarily to special professional skill requirement and ancillary equipment, can any angle insertion and meet ventilation and want It asks, so that the first aid that needs that the utility model larynx snorkel is especially suitable for lacking professional airway management personnel is ventilated occasion;This is practical Novel larynx snorkel, main channel and auxiliary tube are the medical silica-gel material for having certain elasticity, thus while be rectilinear structure, The ccavum oropharygeum for being inserted into physiological bending can also be without any damage, and this structure insert the insertion rear tube front end overwhelming majority may Enter tracheae rear esophagus, is less likely to need to increase ventilating through auxiliary tube for operating procedure because being inserted into tracheae, and clinical use Catheter for combining or various trunnions because of frontal arc moulding, compared to bigger possible catheter proximal end insertion tracheae, (tracheae is located at esophagus Front), catheter for combining is inserted into tracheae for the first time will increase judgement and operating procedure, and various trunnions are single lumen catheter ventilation, without spare Snorkel, it is desirable that front end must be inserted into esophagus;The utility model larynx snorkel, after completing to be inserted into appropriate depth, multi-pass port Positioned at supraglottic larynx entrance, rear end struts multi-pass port surrounding soft tissue (packet after big cuff capsule inflation close to big cuff Include root of the tongue portion) possibility of blow vent is blocked, the pharyngeal space in mouth bottom increases, while promoting epiglottis to a certain degree, and air-flow can be smooth Enter glottis through multi-pass port, in addition, multi-pass port is annular multiple exit structure, and the catheter for combining clinically used is logical Port is opened in tube wall, and the blow vent nor omnidirection of various trunnions exist, in contrast the utility model larynx snorkel multi-pass gas Mouth is smaller by the risk of surrounding tissue or foreign matters from being blocked, and airway resistance is also smaller, and it is oblique structure that multi-pass port side, which is seen, can Reduce the damage risk in insertion process;The utility model larynx snorkel can be inserted into sputum aspirator tube by multi-pass port, oral cavity is sucked out Secretion and blood overcome the shortcomings that catheter for combining clinically used can not attract oral secretion;The utility model larynx Snorkel, distal openings are oblique structure, the esophagus normally collapsed convenient for its insertion and reduction damage risk;When distal openings position When esophagus, gastric content can be attracted by auxiliary tube, avoid the risk of reflux erroneous aspiration;The utility model larynx snorkel, can lead to It crosses survey pressure gas cell while being big cuff and small sleeve bag gas-filling, reduce the catheter for combining clinically used and use double inflatable cuffs Inflationtime, more important is can carry out big cuff and small cuff intracapsular pressure measurement, reduce because of insufficient pressure gas leakage and pressure The risk of the excessively high tissue damage of power, and single relatively double gas cells of gas cell reduce manufacturing cost;The utility model larynx snorkel, Bite-block is integrated in main channel proximal end, is not necessarily to other bite-block, more convenient operation and save the cost in clinic.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is utility model diagram;
Fig. 2 is to survey pressure gas cell schematic diagram;
Fig. 3 is the schematic diagram of multi-pass port.
1. main connector in figure, 2. main channels, 3. side connectors, 4. auxiliary tubes, 5. survey pressure gas cell, and 6. inflations connect Adapter tube, 7. integrate bite-block, and 8. deep calibrations, 9. big cuffs, 10. multi-pass ports (side sight), 11. small cuffs, 12. distal ends are opened Mouthful, 13. hollow check valves, 14. springs, 15. pressure scales, 16. floating packings, 17. pilot balloons, 18. hollow check valves (proximal cross section), 19. multi-pass ports (cross section)
Specific embodiment
Airway pressure equipment need to be given when clinical position encounters patient, safely and effectively to maintain patients with respiratory tract unobstructed and auxiliary When helping or control ventilation, after deciding whether to give calm or corresponding Anesthesia medicine as needed, operator opens patient oral cavity, It is inserted into the utility model first aid two-chamber double cuff larynx snorkel (model size is selected according to patient age height etc.), according to patient The judgement insertion appropriate depth of deep calibration 8 where front tooth position, integrates bite-block 7 at this time and is located between patient or more tooth position. Then it is connected by syringe and surveys the pressure injection air of gas cell 5, until the corresponding certain pressure scale 15 of floating packing 16, instead The intracapsular pressure of big cuff 9 and small cuff 11 is reflected in proper level.Simple insertion process is without special professional skill requirement.
Then by immobilization with adhesive tape the utility model first aid two-chamber double cuff larynx snorkel, main connector 1, which connects, is simply exhaled Haustorium or ventilator by B/B/S and/or exhale last CO2 concentration etc. and judge ventilatory conditions, when for effective ventilation, at this time Small cuff 11 and distal openings 12 are located in patient's esophagus (human dissection determines that most is this possibility), and gas is through multi-pass Port 10 enters patient airway.When being judged as ineffective ventilation, consider that small cuff 11 and distal openings 12 are located at patient airway at this time Interior (rare cases, the utility model larynx snorkel functions as tracheal catheter at this time) reconnects side connector 3 to simply Respirator or ventilator.Consider with caution, again by B/B/S and/or the judgements such as last CO2 concentration need to be exhaled to ventilate, necessity is logical Branchofiberoscope insertion auxiliary tube 4 is crossed to judge to determine position.
When being inflated using syringe to big cuff 9 and small cuff 11, syringe, which connects, surveys pressure gas cell 5, before syringe End pushes forward hollow check valve 13, and floating packing 16 is left in the front end of hollow check valve 13, and air is through hollow check valve 13 And gap enters pilot balloon 17 between hollow check valve 13 and floating packing 16, and further through inflation connecting tube 6 into Enter big cuff 9 and small cuff 11.When inflation finishes, pilot balloon 5 is equal with the intraluminal pressure of big cuff 9 and small cuff 11.When Syringe is taken away, and when pressure is more than atmospheric pressure in pilot balloon 17, floating packing 16 is close in the front end of hollow check valve 13, Air is blocked to leak out, while the front end of hollow check valve 13 pushes floating packing 16 to arrive certain position, according to movable at this time close Pressure scale 15 where packing 16 can determine whether pressure in pilot balloon 17.
The utility model first aid two-chamber double cuff larynx snorkel is aseptic packaging, can be disposable, is also suitble to certain time Reuse after several plasma ion disinfections.

Claims (4)

1. a kind of first aid two-chamber double cuff larynx snorkel, including main channel, auxiliary tube, multi-pass port and sleeve bag gas-filling component, The sleeve bag gas-filling component is containing big cuff, small cuff, survey pressure gas cell and inflation connecting tube, it is characterised in that: the master is logical Tracheae is straight design, and cross section is circle, medical silica-gel material, the 4-6 that the shared annular of the multi-pass port is evenly distributed A outlet, multi-pass port side see be it is oblique, be located at main channel distal end auxiliary tube between.
2. first aid two-chamber double cuff larynx snorkel according to claim 1, which is characterized in that the sleeve bag gas-filling component fills Gas connecting tube is dual pipe structure, can press gas cell and inflation connecting tube simultaneously to big set by the survey of the sleeve bag gas-filling component Capsule and small sleeve bag gas-filling simultaneously can measure its intracapsular pressure.
3. first aid two-chamber double cuff larynx snorkel according to claim 1, which is characterized in that the main channel proximal end has whole Close bite-block and deep calibration.
4. first aid two-chamber double cuff larynx snorkel according to claim 1, which is characterized in that the auxiliary tube is from main channel Proximal segment tube wall is oblique to penetrate traveling in main channel lumen, and in main channel distal end, more vent locations are pierced by, auxiliary tube Distal openings are oblique design.
CN201721386806.4U 2017-10-25 2017-10-25 A kind of first aid two-chamber double cuff larynx snorkel Expired - Fee Related CN208436195U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721386806.4U CN208436195U (en) 2017-10-25 2017-10-25 A kind of first aid two-chamber double cuff larynx snorkel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721386806.4U CN208436195U (en) 2017-10-25 2017-10-25 A kind of first aid two-chamber double cuff larynx snorkel

Publications (1)

Publication Number Publication Date
CN208436195U true CN208436195U (en) 2019-01-29

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111265750A (en) * 2020-03-31 2020-06-12 中国人民解放军总医院 Air bag pressure indicating type larynx ventilating tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111265750A (en) * 2020-03-31 2020-06-12 中国人民解放军总医院 Air bag pressure indicating type larynx ventilating tube

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190129

Termination date: 20191025

CF01 Termination of patent right due to non-payment of annual fee