CN101530315B - Transesophageal examination laryngeal mask - Google Patents
Transesophageal examination laryngeal mask Download PDFInfo
- Publication number
- CN101530315B CN101530315B CN2009100591195A CN200910059119A CN101530315B CN 101530315 B CN101530315 B CN 101530315B CN 2009100591195 A CN2009100591195 A CN 2009100591195A CN 200910059119 A CN200910059119 A CN 200910059119A CN 101530315 B CN101530315 B CN 101530315B
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- Prior art keywords
- laryngeal mask
- esophagus
- tube
- pipe
- transesophageal
- 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.)
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Links
- 230000028327 secretion Effects 0.000 claims abstract description 26
- 210000003238 esophagus Anatomy 0.000 claims description 49
- 210000003300 oropharynx Anatomy 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 20
- 239000000523 sample Substances 0.000 abstract description 8
- 238000005273 aeration Methods 0.000 abstract description 7
- 238000003780 insertion Methods 0.000 abstract 4
- 230000037431 insertion Effects 0.000 abstract 4
- 230000002496 gastric effect Effects 0.000 abstract 2
- 210000004712 air sac Anatomy 0.000 abstract 1
- 238000001356 surgical procedure Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 24
- 210000002784 stomach Anatomy 0.000 description 11
- 210000003437 trachea Anatomy 0.000 description 9
- 238000002604 ultrasonography Methods 0.000 description 5
- 239000003994 anesthetic gas Substances 0.000 description 4
- 210000000214 mouth Anatomy 0.000 description 4
- 206010002091 Anaesthesia Diseases 0.000 description 2
- 230000037005 anaesthesia Effects 0.000 description 2
- 210000004877 mucosa Anatomy 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 208000005392 Spasm Diseases 0.000 description 1
- 206010047700 Vomiting Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000003444 anaesthetic effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 210000003685 cricoid cartilage Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 206010016766 flatulence Diseases 0.000 description 1
- 238000002575 gastroscopy Methods 0.000 description 1
- 238000002695 general anesthesia Methods 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 210000000867 larynx Anatomy 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000002627 tracheal intubation Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 230000008673 vomiting Effects 0.000 description 1
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Abstract
The invention provides a transesophageal examination laryngeal mask that is simply structured and conveniently operated, and belongs to the field of medical appliance. The transesophageal examination laryngeal mask comprises an aeration pipe, an aeration cover, an inflation tube of the aeration cover, a blow vent, a one-way valve and an indication air sac, and further comprises an esophageal insertion pipe, an inflation tube of the esophageal insertion pipe, an inflation tube fixing ring, at least one secretion draft tube and a fixing ring thereof. The esophageal insertion pipe is connected to the lower end of the aeration cover but is not communicated with the lower end of the aeration cover, and is used together with the inflation tube of the esophageal insertion pipe. The upper end of the secretion draft tube is connected with a negative voltage source and the lower end thereof is a free end. The secretion draft tube is additionally loaded on the aeration pipe by the fixing ring. The invention solves the problem that the oropharyngeal secretion is too much in the process of using an ordinary laryngeal mask. The laryngeal mask of the invention allows the apparatuses such as ultrasonic probe, gastroscope and gastric canal to pass through and can realize the transesophageal ultrasonic technique, painless gastroscope technique and painless gastric canal drainage technique in surgery.
Description
Technical field
The present invention relates to a kind of laryngeal mask, relate in particular to a kind of transesophageal examination laryngeal mask, belong to medical instruments field.
Background technology
(Laryngeal Mask Airway LMA) is a kind of artificial airway who was developed according to dissection adult throat structure in 1981 by Britain doctor Brain to laryngeal mask.It occurs is the damage that through the oral cavity tracheal intubation skin and mucosa is caused in order to solve in the anesthesia process.Existing common laryngeal mask is generally by breather, gas tube three parts of vent hood and vent hood constitute, in the process of using, laryngeal mask is inserted earlier above the trachea, inflate to vent hood by gas tube then, the potential opening of trachea and UE tightly can be covered, feed anesthetic gases by breather then, suck anesthesia.If above-mentioned laryngeal mask is called first generation laryngeal mask, on the basis of first generation laryngeal mask, lot of domestic and international personage transforms it so, has developed into third generation laryngeal mask now.
Second on behalf of the intubate laryngeal mask (LMA-Fastrach, Intubating LMA, ILMA); The third generation is two-tube laryngeal mask (ProSeal-LMA).In recent years, people were increasing to the research of laryngeal mask, and carried out some new improvement.2006, Daniel J.Cook proposed two kinds of structures [US 2008/0078398 A1 Methods of forming alaryngeal mask Apr.3,2008 US] of laryngeal mask.There is the same year a patent to propose the laryngeal mask far-end again one panel is slidably arranged, mouth and nose tightly can be covered [US 2008/0078402 A1 Superglottic airway device and method ofuse Apr.3,2008].For the weakness that laryngeal mask is dislocated easily, people have also proposed various ways.Such as in laryngeal mask, settle at least one supporter to be connected on the aeration ring, when inflation, laryngeal mask holded up and make it enter [US2007/0246050 A1 Laryngeal mask and method for making the same Oct.25,2007] in the larynx.The laryngeal mask annular neckline that contains a ring packing mouth and extend outward and for example, both are by different pipelines all inflatable [US 2008/0092903 A1 Laryngeal mask assemblies Apr.24,2008].But these improved laryngeal masks still have a lot of weak points, as poor air-tightness, and mistake suction rate height; Ventilation capsule front portion occupies pharyngeal, causes very big inconvenience for the use of transesophageal ultrasonography stomach tube drain etc.; In the process of anaesthetizing with laryngeal mask, the pharyngeal secretions of disease population can increase, and accumulates in the oral cavity and throat place in addition, adverse consequences such as cause that spasm and choking is coughed.
In order to remedy the deficiency of above-mentioned existing common laryngeal mask, make laryngeal mask become possibility with being used in combination of transesophageal ultrasonography, gastroscope, stomach tube etc., in time absorb simultaneously in the operation process owing to laryngeal mask stimulates the too much secretions that produces, for this reason, if can design a kind of novel transesophageal examination laryngeal mask, described problem can both be resolved, this task of the present invention just place.
Summary of the invention
Purpose of the present invention is just in order to overcome the existing existing weak point of common laryngeal mask, provide a kind of in clinical the transesophageal examination laryngeal mask of suction-type general anesthesia.This laryngeal mask not only air-tightness is good, and has solved the many problems of pars oralis pharyngis secretions in the common laryngeal mask process of using; And have the advantages that to allow ultrasonic probe, gastroscope, stomach tube etc. to pass through, make laryngeal mask can with being used in combination of transesophageal ultrasonography, stomach tube, gastroscope etc., bring great convenience for the use of transesophageal ultrasonography stomach tube drain etc.
For realizing purpose of the present invention, the technical scheme that the present invention adopts following measure to constitute realizes.
Transesophageal examination laryngeal mask of the present invention comprises breather, vent hood and vent hood gas tube, blow vent, check valve, pilot balloon according to the present invention, also comprises esophagus intervention pipe, esophagus is got involved pipe gas tube, gas tube retainer ring, secretions draft tube, draft tube retainer ring; Described esophagus intervention pipe links to each other with the lower end of vent hood but does not communicate; Esophagus is got involved pipe gas tube lower end and is connected by union joint and esophagus intervention pipe, and be bundled in the vent hood sidewall by the gas tube retainer ring, the secretions draft tube passes through draft tube retainer ring appendix in breather rear flank face, its upper end is connected with negative pressure source, the lower end is a free end, so that can utilize the pharyngeal secretions of negative pressure suction outlet when using.
In the technique scheme, described esophagus is got involved the hollow, cylindrical tube that pipe is set to inside and outside two layers of walls.
In the technique scheme, the outer wall that described esophagus is got involved its hollow, cylindrical tube of pipe is set to D shape, and inwall is set to the hourglass shape.
In the technique scheme, described secretions draft tube is set to one at least.
In the technique scheme, described secretions draft tube lower ending opening tube wall is wedge shape, helps absorbing foreign body in oropharynx.
In the technique scheme, described draft tube retainer ring is at least more than two, and it is shaped as C shape.
In the technique scheme, described gas tube retainer ring is at least more than two, and it is shaped as C shape.
The present invention compared with prior art has following advantage and useful technique effect:
1, the setting of esophagus intervention pipe in the transesophageal examination laryngeal mask of the present invention:
(1) can allow passing through of ultrasonic probe, gastroscope, stomach tube etc., make laryngeal mask become possibility with being used in combination of transesophageal ultrasonography and stomach tube etc.
Can more effectively prevent the laryngeal mask slippage when (2) inserting probe or gastroscope, esophagus is got involved pipe and is put in esophagus, makes laryngeal mask better fixing.
(3) the esophagus inwall of getting involved pipe is designed to the hourglass shape, can reduce friction, and helps popping one's head in or the rotation of gastroscope is moved, and helps to stablize laryngeal mask again; Esophagus is got involved pipe can allow probe etc. pass through smoothly, not too large again so that excessively oppress the esophagus mucosa; In addition, the straight wall of outer wall that esophagus is got involved pipe pastes the trachea rear wall, can alleviate the compressing to trachea.
(4) when not needing transesophageal examination, then esophagus not to be got involved pipe and inflate, this moment, it was a shrunken flat shape, was attached at the breather lower end, did not take up space.When needs carry out transesophageal examination,, fully guaranteed its air-tightness again to its inflation.
2, the setting of secretions draft tube in the transesophageal examination laryngeal mask of the present invention:
(1) the many problems of pars oralis pharyngis secretions in the common laryngeal mask process of using have been solved.
(2) use C shape draft tube retainer ring that the secretions draft tube is limited near the breather, not only can reduce friction, well adjusting position.
Description of drawings
The monnolithic case Facad structure sketch map of Fig. 1 most preferred embodiment of the present invention;
Fig. 2 is the structure sketch map of Fig. 1;
Fig. 3 is the side structure sketch map of Fig. 1;
Fig. 4 vent hood of the present invention and esophagus are got involved pipe inflated condition sketch map.
Code name among the figure: 1 breather, 2 vent hoods, 3 vent hood gas tubes, 4 esophaguses are got involved pipe, and 5 esophaguses are got involved pipe gas tube, 6 secretions draft tubes, 7 draft tube retainer rings, 8 blow vents, 9 check valves, 10 pilot balloons, 11 gas tube retainer rings.
The specific embodiment
Below in conjunction with accompanying drawing and with embodiment use of the present invention and operating procedure are described in further detail, but and do not mean that any restriction content of the present invention.
Among Fig. 1, breather 1 and blow vent 8 are connected, and promptly blow vent is that breather is opened the opening to trachea, and vent hood 2 is connected with vent hood gas tube 3, and vent hood is around connecting blow vent but be not attached thereto logical; Esophagus is got involved pipe 4 and is connected with esophagus intervention pipe gas tube 5, esophagus is got involved the lower end that the pipe upper end is positioned at vent hood 2, and be connected with the vent hood lower end but be not attached thereto logical, esophagus is got involved pipe gas tube bottom and is bundled in the vent hood front side wall by gas tube retainer ring 11, esophagus gets involved pipe gas tube middle and upper part and vent hood gas tube 3 is parallel, but two pipes are not connected, and two gas tubes are suitable for reading by pilot balloon 10 connection check valves 9; Secretions draft tube 6 is bundled in breather 1 rear wall by draft tube retainer ring 7, and is only adjacent with breather but do not communicate.
Among Fig. 2, structure is identical with annexation and Fig. 1.
Among Fig. 3, structure is identical with annexation and Fig. 1.
Among Fig. 4, vent hood 2 attaches mutually with esophagus intervention pipe 4 but does not communicate, esophagus intervention pipe gas tube 5 is bundled in the sidewall of vent hood 2 by gas tube retainer ring 11 but is not connected with vent hood 2, getting involved pipe gas tube 5 by esophagus can inflate the hollow, cylindrical tube of esophagus intervention pipe 4, the state when being the inflation of vent hood and esophagus intervention pipe shown in Fig. 4.
Embodiment
The use of transesophageal examination laryngeal mask of the present invention and operating procedure:
In the present embodiment, its secretions draft tube 6 of transesophageal examination laryngeal mask is set to 2 of optimums, two root secretion draft tubes pass through C shape draft tube retainer ring 7 appendix in back, breather 1 both sides, simultaneously, because C shape draft tube retainer ring can allow the secretions draft tube to slide up and down, and has increased the scope of sucking-off foreign body; The external opening of secretions draft tube upper end connects negative pressure source, and the body inner opening of lower end tube wall wedge shape is the too much secretions of sucking-off pars oralis pharyngis generation on every side effectively.
During use, at first discharge the gas in the laryngeal mask, be coated with soluble oil, laryngeal mask is inserted into down the pharyngeal cavity position to be ended, push down trunnion, inflate in vent hood 2 by vent hood gas tube 3 then and make it expansion, when pilot balloon 10 expands, represent that inflation is full, cover trachea and cover the potential opening in esophagus upper end.In the fixing laryngeal mask position of face, make anesthetic gases enter trachea by blow vent 8 through breather 1, be absorbed by the body, reach anaesthetic effect.Because esophagus is covered by vent hood 2, anesthetic gases can not be entered stomach and be caused flatulence and vomiting by esophagus.
When needs carry out transesophageal examination, just the esophagus with inside and outside two layers of walls is got involved pipe 4 inflations, promptly get involved in the hollow, cylindrical tube of managing 5 pairs of esophaguses interventions of gas tube pipe 4 and inflate by esophagus, because it is D shape that esophagus is got involved the pipe outer wall, its straight wall is adjacent to the trachea cricoid cartilage, but the long-pending compressing that can reduce again of traction-increasing surface to trachea, laryngeal mask is difficult for slippage simultaneously; Inwall is a hourglass shape, holds ultrasonic probe, gastroscope or stomach tube and passes through, and helps the rotation of ultrasonic probe, gastroscope or stomach tube and moves up and down, and avoids anesthetic gases to pass through simultaneously.Represent that when pilot balloon expands inflation is full, esophagus intervention pipe promptly expands to the back lower place, and esophagus is strutted, and esophagus was got involved to manage and promptly presented state shown in Figure 4 this moment; Manifest the passage that instrument enters simultaneously, ultrasonic probe, gastroscope, stomach tube etc. promptly stretch into esophagus by the inner chamber of hourglass shape, and just can carry out supersonic sounding or gastroscopy this moment.
When not needing to carry out transesophageal examination in the operation, then need not get involved the pipe inflation to esophagus.Do not have the esophagus intervention pipe volume of inflation very little, adhere well to the vent hood lower end, finish covering esophagus with vent hood.
Claims (7)
1. transesophageal examination laryngeal mask, comprise breather (1), vent hood (2) and vent hood gas tube (3), blow vent (8), check valve (9), pilot balloon (10), it is characterized in that also comprising esophagus intervention pipe (4), esophagus is got involved pipe gas tube (5), gas tube retainer ring (11), secretions draft tube (6), draft tube retainer ring (7); Described esophagus intervention pipe upper end links to each other with the lower end of vent hood (2) but does not communicate; Esophagus is got involved pipe gas tube (5) lower end and is connected by union joint and esophagus intervention pipe, and be bundled in the vent hood sidewall by gas tube retainer ring (11), secretions draft tube (6) passes through draft tube retainer ring (7) appendix in breather (1) rear flank face, its upper end is connected with negative pressure source, and the lower end is a free end.
2. transesophageal examination laryngeal mask according to claim 1 is characterized in that described esophagus intervention pipe (4) is set to the hollow, cylindrical tube of inside and outside two layers of walls.
3. transesophageal examination laryngeal mask according to claim 2 is characterized in that the outer wall of described esophagus intervention pipe (4) its hollow, cylindrical tube is set to D shape, and inwall is set to the hourglass shape.
4. transesophageal examination laryngeal mask according to claim 1 is characterized in that described secretions draft tube (6) is set to one at least.
5. according to claim 1 or 4 described transesophageal examination laryngeal masks, it is characterized in that described secretions draft tube (6) lower ending opening tube wall is wedge shape, helps absorbing foreign body in oropharynx.
6. transesophageal examination laryngeal mask according to claim 1 is characterized in that described draft tube retainer ring (7) is at least more than two; It is shaped as C shape.
7. transesophageal examination laryngeal mask according to claim 1 is characterized in that described gas tube retainer ring (11) is at least more than two, and it is shaped as C shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100591195A CN101530315B (en) | 2009-04-28 | 2009-04-28 | Transesophageal examination laryngeal mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100591195A CN101530315B (en) | 2009-04-28 | 2009-04-28 | Transesophageal examination laryngeal mask |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101530315A CN101530315A (en) | 2009-09-16 |
| CN101530315B true CN101530315B (en) | 2011-06-01 |
Family
ID=41101328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100591195A Expired - Fee Related CN101530315B (en) | 2009-04-28 | 2009-04-28 | Transesophageal examination laryngeal mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101530315B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102921083A (en) * | 2012-11-14 | 2013-02-13 | 邹德伟 | Double-balloon laryngeal mask airway for gastroenterological endoscope examination |
| CN103041485A (en) * | 2013-01-04 | 2013-04-17 | 夏敏 | Upper gastrointestinal tract endoscopic diagnosis and treatment laryngeal mask |
| CN104707230B (en) * | 2015-03-04 | 2017-07-14 | 衡垒 | A kind of Y type laryngeal masks with instrument channel |
| CN105664323A (en) * | 2016-01-06 | 2016-06-15 | 中国人民解放军第二军医大学 | Laryngeal mask airway with phlegm suction function |
| CN105664318A (en) * | 2016-03-21 | 2016-06-15 | 广东莱佛圣生物医学科技有限公司 | Continuous monitoring device for position of laryngeal mask |
| CN109998466A (en) * | 2019-05-09 | 2019-07-12 | 浙江曙光科技有限公司 | A kind of gastrocopy is intubated with laryngeal mask |
| CN110693531A (en) * | 2019-10-17 | 2020-01-17 | 汪鑫 | A visual inflatable suction esophagus cardiac ultrasound probe |
| CN112156304B (en) * | 2020-11-05 | 2021-05-25 | 韩伟 | Intelligent anesthesia department laryngeal mask |
-
2009
- 2009-04-28 CN CN2009100591195A patent/CN101530315B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101530315A (en) | 2009-09-16 |
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