CN214343838U - Double-air-bag ventilation catheter - Google Patents
Double-air-bag ventilation catheter Download PDFInfo
- Publication number
- CN214343838U CN214343838U CN202022998149.7U CN202022998149U CN214343838U CN 214343838 U CN214343838 U CN 214343838U CN 202022998149 U CN202022998149 U CN 202022998149U CN 214343838 U CN214343838 U CN 214343838U
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- CN
- China
- Prior art keywords
- air bag
- ventilation
- tube
- inflation
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000009423 ventilation Methods 0.000 title claims abstract description 42
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 230000009977 dual effect Effects 0.000 claims 8
- 210000003238 esophagus Anatomy 0.000 abstract description 13
- 206010016766 flatulence Diseases 0.000 abstract description 4
- 210000000214 mouth Anatomy 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005273 aeration Methods 0.000 description 4
- 210000004534 cecum Anatomy 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 206010002091 Anaesthesia Diseases 0.000 description 2
- 230000037005 anaesthesia Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 206010061298 Mucosal haemorrhage Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000003994 anesthetic gas Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 238000002695 general anesthesia Methods 0.000 description 1
- 210000004704 glottis Anatomy 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000002627 tracheal intubation Methods 0.000 description 1
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- Media Introduction/Drainage Providing Device (AREA)
Abstract
A double-air-bag ventilation catheter comprises a flexible tubular body, wherein one end of the body is sealed to form an arc-shaped guide blind end, a connecting piece is arranged at the other end of the body, a ventilation inlet is formed in the middle of the connecting piece, the ventilation inlet is connected with a cavity of the body to form a ventilation pipeline, a first air bag and a second air bag are arranged on the outer side of the pipe wall of the body along the circumferential direction, at least one ventilation outlet is formed in the pipe wall of the body of the ventilation pipeline, a sealing guide surface is arranged in the ventilation pipeline, and a first inflation pipe and a second inflation pipe are further arranged on the inner wall of the ventilation pipeline. Has the advantages that: 1. two gasbags make the pipe of ventilating fix a position in patient's esophagus more easily, 2, the sphere type is changeed in stretching into patient's esophagus and is difficult for haring the esophagus, 3, form sealed environment between two gasbags, difficult phenomena such as production oral cavity gas leakage or flatulence.
Description
Technical Field
The utility model relates to a human living article, in particular to a medical appliance, in particular to a double-air-bag ventilation catheter.
Background
The laryngeal mask is a supraglottic ventilation device commonly used in general anesthesia in clinical anesthesia, and is divided into a common laryngeal mask (a first generation laryngeal mask), an intubation laryngeal mask (a second generation laryngeal mask) and a double-tube laryngeal mask (a third generation laryngeal mask). The first and second generation laryngeal masks have the advantages of simplicity in use, rapid establishment of an airway, high placement success rate, reliable ventilation, no damage to throat and tracheal mucosa and the like, but the existing laryngeal masks have the problem of incomplete sealing, cannot effectively isolate respiratory tracts from digestive tracts, are easy to cause aspiration or reflux and limit clinical application.
On the other hand, the anatomical variation of the throat of some patients causes the poor position of the existing laryngeal mask after insertion, which causes air leakage and flatulence, which are often difficult to adjust, and the repeated taking out and insertion easily causes the injury of the throat and the mucosal hemorrhage, and usually only can give up and use the tracheal cannula; second, some patients may shift during laryngeal mask surgery.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an air duct of two gasbags, this kind of air duct of two gasbags, the not good and inconvenient technical problem who fixes a position of laryngeal mask leakproofness commonly used among the prior art will be solved.
In order to achieve the above object, the present invention provides the following technical solutions:
a double-balloon airway comprises a flexible tubular body, wherein one end of the body is sealed to form an arc-shaped guide cecum, the other end of the body is provided with a connecting piece, the middle part of the connecting piece is provided with an aeration inlet, the aeration inlet is connected with a cavity of the body to form an airway, the outer side of the wall of the body is provided with a first balloon and a second balloon along the circumferential direction, the first balloon is arranged on one side of the body close to the guide cecum, the second balloon is arranged between the middle part of the body and the connecting piece, the airway is provided with at least one aeration outlet on the wall of the body, the aeration outlet is arranged between the first balloon and the second balloon, and a sealing guide surface is arranged in the airway, the sealing guide surface is arranged at one side, close to the guide blind end, below the ventilation outlet, a first inflation tube and a second inflation tube are further arranged on the inner wall of the ventilation pipeline, one end of the first inflation tube penetrates through the sealing guide surface and the tube wall of the body to be connected with the cavity of the first air bag, the other end of the first inflation tube penetrates through the tube wall of the body and protrudes out of the tube wall of the body, the other end of the first inflation tube is connected with a first air valve, one end of the second inflation tube penetrates through the tube wall of the body to be connected with the cavity of the second air bag, the other end of the second inflation tube penetrates through the tube wall of the body and protrudes out of the tube wall of the body, and the other end of the second inflation tube is connected with a second air valve.
Preferably, the top of the guide part is spherical.
Preferably, the inflated volume of the first balloon is less than the inflated volume of the second balloon.
Preferably, the number of the vent outlets is three.
Preferably, the outer side pipe wall of the connecting part is provided with a limiting structure.
Preferably, the other ends of the first inflation tube and the second inflation tube are both arranged between the second airbag and the connecting part.
Preferably, the sealing guide surface is an arc surface or an inclined surface.
Preferably, the airway tube below the sealing guide surface is a guide blind end.
The working process is as follows:
the connecting end of the ventilation catheter is connected with the output end of medical equipment (oxygen supply equipment or anesthesia machine, etc.), the guiding blind end of the ventilation catheter is extended into the esophagus of a patient, the two air bags are inflated through the two inflation tubes to expand the air bags, the ventilation catheter is fixed in the esophagus of the patient, gas is conveyed to the glottis of the patient through the ventilation pipeline, and the gas enters the human body through the ventilation outlet.
Compared with the prior art, the beneficial effects of the utility model are that: 1. two gasbags make the pipe of ventilating fix a position in patient's esophagus more easily, 2, the sphere type is changeed in stretching into patient's esophagus and is difficult for haring the esophagus, 3, form sealed environment between two gasbags, difficult phenomena such as production oral cavity gas leakage or flatulence.
Drawings
Fig. 1 is a schematic structural view of a double-balloon airway tube according to the present invention.
Detailed Description
Example 1
Referring to fig. 1, the present invention provides a technical solution:
a double-air-bag ventilation catheter comprises a flexible tubular body 1, one end of the body 1 is closed to form an arc-shaped guide cecum 2, a connecting piece 3 is arranged at the other end of the body 1, a ventilation inlet 4 is arranged in the middle of the connecting piece 3, the ventilation inlet 4 is connected with a cavity of the body 1 to form a ventilation pipeline 5, a first air bag 7 and a second air bag 8 are arranged on the outer side of the pipe wall of the body 1 along the circumferential direction, the first air bag 7 is arranged on one side of the body 1 close to the guide cecum 2, the second air bag 8 is arranged between the middle of the body 1 and the connecting piece, at least one ventilation outlet 6 is arranged on the pipe wall of the body 1 of the ventilation pipeline 5, the ventilation outlet 6 is arranged between the first air bag 7 and the second air bag 8, a sealing guide surface 12 is arranged in the ventilation pipeline 5, and the sealing guide surface 12 is arranged below the ventilation outlet 6, A first inflation tube 9 and a second inflation tube 10 are further arranged on the inner wall of the ventilation pipeline 5 on one side close to the guide blind end 2, one end of the first inflation tube 9 penetrates through the sealing guide surface 12 and the tube wall of the body 1 to be connected with the cavity of the first air bag 7, the other end of the first inflation tube 9 penetrates through the tube wall of the body 1 and protrudes out of the tube wall of the body 1, a first air valve 13 is connected to the other end of the first inflation tube 9, one end of the second inflation tube 10 penetrates through the tube wall of the body 1 to be connected with the cavity of the second air bag 8, the other end of the second inflation tube 10 penetrates through the tube wall of the body 1 and protrudes out of the tube wall of the body 1, and a second air valve 14 is connected to the other end of the second inflation tube 10.
Specifically, first and second air valves 13 and 14 are used to inflate and deflate first and second air bags 7 and 8.
Preferably, the top of the guide part 2 is provided in a spherical shape.
In particular, the spherical body is not easy to damage the esophagus.
Preferably, the inflated volume of the first balloon 7 is smaller than the inflated volume of the second balloon 8.
Specifically, when in use, the second air bag 7 is placed in the esophagus, the first air bag 8 is placed in the throat, and the space in the esophagus is smaller than that in the throat.
Preferably, the number of vent outlets 6 is three.
In particular, the ventilation efficiency of the three ventilation outlets is better.
Preferably, the outer pipe wall of the connecting part 3 is provided with a limiting structure 11.
Specifically, the limiting structure is a limiting buckle which is symmetrically arranged or a limiting ring which is arranged along the circumferential direction of the pipe wall.
Preferably, the other ends of the first and second inflation tubes 9 and 10 are both disposed between the second airbag 8 and the connecting portion 3.
Preferably, the seal guide surface 12 is a curved surface or a sloped surface.
Preferably, the airway tube below the sealing guide surface 12 is blind 2.
In particular, the curved or beveled surface is more advantageous for guiding gas from the vent outlet 6 into the patient.
The working principle is as follows:
two sealed positioning points are formed in the body of the patient after the two air bags are expanded, and compared with the positioning point formed by one air bag, the two air bags are not easy to slide and not easy to generate displacement; the first air bag can prevent the generation of stomach flatulence after the foot is inflated, the second air bag can prevent the generation of oral cavity air leakage after the foot is inflated, and a sufficient sealing environment can be formed between the two air bags; the medical staff extends the ventilation pipeline to the throat of the patient, promotes the breathing of the patient by using the ventilation pipeline, and can also carry out other medical operations, such as the delivery of anesthetic gas and the like; one end of the ventilation catheter is arranged to be spherical, so that the ventilation catheter can penetrate into the esophagus conveniently and cannot be clamped, and the inner wall of the esophagus of a patient cannot be injured; the limiting structure is convenient for the connecting of the ventilating duct and the output end of the medical equipment, and the plugging and unplugging are convenient.
Claims (8)
1. A dual balloon airway tube comprising a flexible tubular body (1) characterized in that: one end of the body (1) is closed to form an arc-shaped guide blind end (2), the other end of the body (1) is provided with a connecting piece (3), the middle part of the connecting piece (3) is provided with a ventilation inlet (4), the ventilation inlet (4) is connected with the cavity of the body (1) to form a ventilation pipeline (5), the outer side of the pipe wall of the body (1) is provided with a first air bag (7) and a second air bag (8) along the circumferential direction, the first air bag (7) is arranged on one side of the body (1) close to the guide blind end (2), the second air bag (8) is arranged between the middle part of the body (1) and the connecting piece (3), the ventilation pipeline (5) is provided with at least one ventilation outlet (6) on the pipe wall of the body (1), the vent outlet (6) is arranged between the first air bag (7) and the second air bag (8), a sealing guide surface (12) is arranged in the vent pipeline (5), the sealing guide surface (12) is arranged below the vent outlet (6) and close to one side of the guide blind end (2), a first inflation pipe (9) and a second inflation pipe (10) are further arranged on the inner wall of the vent pipeline (5), one end of the first inflation pipe (9) penetrates through the sealing guide surface (12) and the pipe wall of the body (1) to be connected with the cavity of the first air bag (7), the other end of the first inflation pipe (9) penetrates through the pipe wall of the body (1) to protrude out of the pipe wall of the body (1), and the other end of the first inflation pipe (9) is connected with a first air valve (13), one end of the second inflation tube (10) penetrates through the tube wall of the body (1) to be connected with the cavity of the second air bag (8), the other end of the second inflation tube (10) penetrates through the tube wall of the body (1) and protrudes out of the tube wall of the body (1), and the other end of the second inflation tube (10) is connected with a second air valve (14).
2. A dual balloon airway tube as claimed in claim 1 wherein: the end part of the guide blind end (2) is spherical.
3. A dual balloon airway tube as claimed in claim 1 wherein: the volume of the first air bag (7) after being inflated is smaller than that of the second air bag (8) after being inflated.
4. A dual balloon airway tube as claimed in claim 1 wherein: the number of the vent outlets (6) is three.
5. A dual balloon airway tube as claimed in claim 1 wherein: and a limiting structure (11) is arranged on the outer side pipe wall of the connecting piece (3).
6. A dual balloon airway tube as claimed in claim 1 wherein: the other ends of the first inflation tube (9) and the second inflation tube (10) are arranged between the second air bag (8) and the connecting piece (3).
7. A dual balloon airway tube as claimed in claim 1 wherein: the sealing guide surface (12) is an arc surface or an inclined surface.
8. A dual balloon airway tube as claimed in claim 1 wherein: the ventilation ducts at the lower side of the sealing guide surface (12) are the guide blind ends (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022998149.7U CN214343838U (en) | 2020-12-15 | 2020-12-15 | Double-air-bag ventilation catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022998149.7U CN214343838U (en) | 2020-12-15 | 2020-12-15 | Double-air-bag ventilation catheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214343838U true CN214343838U (en) | 2021-10-08 |
Family
ID=77983774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022998149.7U Expired - Fee Related CN214343838U (en) | 2020-12-15 | 2020-12-15 | Double-air-bag ventilation catheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214343838U (en) |
-
2020
- 2020-12-15 CN CN202022998149.7U patent/CN214343838U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211008 |