CN109701130A - 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
CN109701130A
CN109701130A CN201711007109.8A CN201711007109A CN109701130A CN 109701130 A CN109701130 A CN 109701130A CN 201711007109 A CN201711007109 A CN 201711007109A CN 109701130 A CN109701130 A CN 109701130A
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CN
China
Prior art keywords
main channel
cuff
larynx
aid
snorkel
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Pending
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CN201711007109.8A
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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 CN201711007109.8A priority Critical patent/CN109701130A/en
Publication of CN109701130A publication Critical patent/CN109701130A/en
Pending legal-status Critical Current

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Abstract

The invention 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 present invention 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 is not necessarily to ancillary equipment the present invention provides a kind of easy to operate, can blindmate laryngeal airway equipment, so as to safe and effective It maintains patients with respiratory tract unobstructed and assists or control ventilation.The present invention remove be suitable for lacking professional airway management personnel need first aid Ventilation occasion is also suitble to the emergency airway occasion of trachea cannula failure and mask ventilation failure.
The technical solution adopted by the present invention to solve the technical problems is: first aid two-chamber double cuff larynx snorkel, including master Snorkel, auxiliary tube, multi-pass port and sleeve bag gas-filling component, sleeve bag gas-filling component containing big cuff, small cuff, survey pressure gas cell and Connecting tube is inflated, surveying pressure gas cell includes hollow check valve, spring, pressure scale, floating packing and pilot balloon.First aid is double 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 invention has the advantages that main channel uses straight design, no bending moulding, caliber is circle, and main The multi-pass port of snorkel distal end is the multiple exit structure being evenly distributed around auxiliary tube, and the oesophagus tracheae connection of clinical use at present Closing conduit or various trunnions has frontal arc moulding, and blow vent has fixed-direction, so that insertion process requires conduit to have certain court To, the professional skill requirement that the successful merging in other clinical various invasive ventilation roads also has degree different, larynx ventilation of the present invention Pipe insertion is simple, is not necessarily to special professional skill requirement and ancillary equipment, can any angle insertion and meet ventilation requirement so that this The first aid that needs that invention larynx snorkel is especially suitable for lacking professional airway management personnel is ventilated occasion;Larynx snorkel of the present invention is main logical Tracheae and auxiliary tube are to have the medical silica-gel material of certain elasticity to be inserted into the mouth of physiological bending thus while being rectilinear structure Pharyngeal cavity can also be without any damage, and this structure makes the insertion rear tube front end overwhelming majority that may be inserted into tracheae rear esophagus, It is less likely to need to increase ventilating through auxiliary tube for operating procedure because being inserted into tracheae, and the catheter for combining of clinical use or various Trunnion is because of frontal arc moulding, and compared to bigger possible catheter proximal end insertion tracheae (tracheae is located in front of esophagus), catheter for combining is first Secondary insertion tracheae will increase judgement and operating procedure, and various trunnions are single lumen catheter ventilation, no back up ventilation pipe, it is desirable that front end must It must insertion esophagus;Larynx snorkel of the present invention, after completing to be inserted into appropriate depth, multi-pass port is located at supraglottic larynx entrance, Rear end is close to big cuff, after big cuff capsule inflation, strut multi-pass port surrounding soft tissue (including root of the tongue portion) to blow vent can It can block, the pharyngeal space in mouth bottom increases, while promoting epiglottis to a certain degree, and air-flow smoothly can enter glottis through multi-pass port, In addition, multi-pass port is annular multiple exit structure, and the blow vent of the catheter for combining clinically used opens Yu Guanbi, various trunnions Blow vent nor omnidirection exist, in contrast larynx snorkel multi-pass port of the present invention is by surrounding tissue or the wind of foreign matters from being blocked Danger is smaller, 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; Larynx snorkel of the present invention can be inserted into sputum aspirator tube by multi-pass port, oral secretion and blood is sucked out, overcomes and clinically uses Catheter for combining the shortcomings that can not attracting oral secretion;Larynx snorkel of the present invention, distal openings are oblique structure, are inserted convenient for it Enter the esophagus normally collapsed and reduces damage risk;When distal openings are located at esophagus, gastric content can be attracted by auxiliary tube, Avoid the risk of reflux erroneous aspiration;Larynx snorkel of the present invention can be simultaneously big cuff and small sleeve bag gas-filling by surveying pressure gas cell, subtract The inflationtime that the catheter for combining clinically used uses double inflatable cuffs is lacked, more important is can carry out big cuff and small set The intracapsular pressure of capsule measures, and reduces the risk because of insufficient pressure gas leakage and hypertonia tissue damage, and single gas cell is relatively double fills Air bag reduces manufacturing cost;Larynx snorkel of the present invention, main channel proximal end integrate bite-block, are not necessarily to other bite-block in clinic, More convenient operation and save the cost.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is schematic diagram of the present invention;
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, 6. inflation connections Pipe, 7. integrate bite-block, 8. deep calibrations, 9. big cuffs, 10. multi-pass ports (side sight), 11. small cuffs, 12. distal openings, 13. hollow check valve, 14. springs, 15. pressure scales, 16. floating packings, 17. pilot balloons, 18. hollow check valves are (close Hold 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 first aid two-chamber double cuff larynx snorkel of the present invention (model size is selected according to patient age height etc.), according to patient's front tooth The judgement insertion appropriate depth of deep calibration 8 where 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, reflection is big The intracapsular pressure of cuff 9 and small cuff 11 is in proper level.Simple insertion process is without special professional skill requirement.
Then by immobilization with adhesive tape first aid two-chamber double cuff larynx snorkel of the present invention, main connector 1 connects bag respirator Or ventilator, by B/B/S and/or exhales last CO2 concentration etc. and judge ventilatory conditions, when for effective ventilation, small set at this time Capsule 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 enter patient airway.When being judged as ineffective ventilation, consider that small cuff 11 and distal openings 12 are located in patient airway (rare at this time See situation, larynx snorkel of the present invention functions as tracheal catheter at this time), reconnect side connector 3 to bag 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, as desired by fiber branch Airway wall is inserted into auxiliary tube 4 and judges 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.
First aid two-chamber double cuff larynx snorkel of the present invention is aseptic packaging, can be disposable, is also suitble to certain number Reuse after plasma ion disinfection.

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.
CN201711007109.8A 2017-10-25 2017-10-25 A kind of first aid two-chamber double cuff larynx snorkel Pending CN109701130A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711007109.8A CN109701130A (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
CN201711007109.8A CN109701130A (en) 2017-10-25 2017-10-25 A kind of first aid two-chamber double cuff larynx snorkel

Publications (1)

Publication Number Publication Date
CN109701130A true CN109701130A (en) 2019-05-03

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111249590A (en) * 2020-03-31 2020-06-09 中国人民解放军总医院 Disposable larynx breather pipe
CN111569234A (en) * 2020-05-18 2020-08-25 浙江省科技宣传教育中心 External sputum suction tube assembly structure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111249590A (en) * 2020-03-31 2020-06-09 中国人民解放军总医院 Disposable larynx breather pipe
CN111569234A (en) * 2020-05-18 2020-08-25 浙江省科技宣传教育中心 External sputum suction tube assembly structure
CN111569234B (en) * 2020-05-18 2022-04-01 浙江省科技宣传教育中心 External sputum suction tube assembly structure

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