CN202526729U - Novel safe laryngeal mask - Google Patents
Novel safe laryngeal mask Download PDFInfo
- Publication number
- CN202526729U CN202526729U CN2011205506098U CN201120550609U CN202526729U CN 202526729 U CN202526729 U CN 202526729U CN 2011205506098 U CN2011205506098 U CN 2011205506098U CN 201120550609 U CN201120550609 U CN 201120550609U CN 202526729 U CN202526729 U CN 202526729U
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- China
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- laryngeal mask
- handle
- mask body
- laryngeal
- inner catheter
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Abstract
The utility model discloses a novel safe laryngeal mask, comprising a laryngeal mask body and a handle connected to the laryngeal mask body which is a housing provided with an inner cavity. One end of the laryngeal mask body is a laryngeal-entering part, and the other end is a connecting part. The laryngeal-entering part is provided with an air hole, facing directly towards a human glottis, and the air hole is communicated with the cavity. The handle is a hollow structure, and one end of the handle is connected to the connecting part. The laryngeal mask also comprises an inner guide pipe disposed in the laryngeal mask body. One end of the inner guide pipe traverses through the laryngeal-entering part of the laryngeal mask body and extends out from a port of the laryngeal-entering part. The extending end is provided with a guide pipe air bag. The other end of the inner guide pipe extends into the handle and extends out from a handle wall of the middle part of the handle. The guide pipe air bag is communicated with a guide pipe observation air bag. The novel safe laryngeal mask is advantageous in that the structure is simple; a lot of stomach content can be prevented from flowing back into the respiratory tract of a patient; air ventilation can be conducted in a safe and accurate manner.
Description
Technical field
This utility model relates to the laryngeal mask technical field, particularly a kind of new type of safe laryngeal mask.
Background technology
At present, laryngeal mask is an aeration equipment on a kind of novel glottis, and it is widely used in clinical anesthesia, has obtained good effect.The laryngeal mask observation air bag that common laryngeal mask comprises the laryngeal mask air bag, is communicated with the air cavity of laryngeal mask air bag, the inner face of laryngeal mask cover body, cover body is provided with pore, and pore is communicated with airway.Yet there is following shortcoming in laryngeal mask: can not prevent 1, that gastric content from backflowing gets into patient's respiratory tract.But 2 occurrence positions move, and influence normal ventilation.3, can cause esophagus inflation and flatulence.4, part patient para-position difficulty; 5, complex structure.
In the curative activity; The medical worker also often uses endotracheal tube, and catheter air bag is housed on the endotracheal tube, and catheter air bag can be observed airbag aeration by it; The medical worker stretches into the end of endotracheal tube patient's trachea; And the operational observations air bag inflates to catheter air bag, makes in its respiratory tract that is fixed on the patient, then gets final product through conduit input oxygen.But but there is following shortcoming in the endotracheal tube of this structure: 1, before the intubate, needs of patients reaches certain depth of anesthesia.2, when intubate and tube drawing, stronger stress is arranged, can cause the circulation dynamics fluctuation that the patient is violent.3, endotracheal tube has the danger that is strayed into esophagus.4, patient's postoperative is prone to pharyngalgia and pulmonary infection.5, in difficult airway patient's intubate process, must rely on some expensive professional equipments, such as fibre bronchus mirror, video laryngoscope etc.
The utility model content
This utility model technical problem to be solved is, to the deficiency of prior art, provide a kind of simple in structure, can avoid a large amount of gastric contents instead to flow, new type of safe laryngeal mask that ventilation is implemented on safety and precise ground.
For solving the problems of the technologies described above, the technical scheme of this utility model is: a kind of new type of safe laryngeal mask comprises laryngeal mask body, the handle that is connected with the laryngeal mask body; Described laryngeal mask body is the inner housing that is provided with cavity, and described laryngeal mask body one end is for going into throat, and the other end is a connecting portion; Describedly go into throat and be provided with over against the pore of human body glottis; Described pore is connected with said cavity, and described handle is a hollow structure, and handle one end is connected with described connecting portion; The other end is provided with tube-like interface; Described cavity is inner with handle successively, tube-like interface is connected, and described laryngeal mask also comprises the inner catheter that is arranged in the laryngeal mask body, and described inner catheter one end passes going into throat and stretching out from the port of going into the throat end of laryngeal mask body; This external part is provided with catheter air bag; It is inner and protruding by the handle wall at handle middle part that the other end of inner catheter stretches into handle, and described catheter air bag is observed air bag through thin gas tube and conduit and is connected, and forms the lacuna of ventilation between described handle and the inner catheter.
The tube wall of described inner catheter is provided with X-ray development line.
Described pore periphery is the skew wall that forms on the housing.
Describedly go into throat's shape and human body bottleneck throat shape adapts.
Described inner catheter is provided with interface by the end of the protruding end of handle wall at handle middle part.
The tube wall that described inner catheter stretches out an end of going into throat of laryngeal mask body is provided with side opening.
Described tube-like interface is arranged on the inlet end of handle.
This utility model adopts said structure, has the following advantages: 1, simple in structure; 2, can prevent that gastric content is counter and flow that after the external part of inner catheter front end got into esophagus, with the catheter air bag inflation, but the lacuna between occlusion catheter and the esophagus prevented that gastric content is through the anti-air flue that flows into of this lacuna; 3, can attract gastric content, after the external part of inner catheter front end gets into esophagus, can place drainage tube or negative pressure catheter, gastric content drain or attraction are come out through inner catheter; 4, auxiliary laryngeal mask location is when the inner catheter front end gets into esophagus fully, when laryngeal mask can not be pushed ahead again; Pore is over against the glottis position, and after the catheter air bag inflation, the external part of inner catheter front end is fixed in esophagus; Thereby make the laryngeal mask fixed-site, can not be shifted; 5, can implement laryngeal mask airway through the lacuna between handle and the inner catheter; If 6 under special circumstances, when finding the front end entering patient trachea of inner catheter, can implement ventilation through inner catheter.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment this utility model is done further detailed explanation;
Fig. 1 is the structural representation of this utility model;
In Fig. 1,1, the hands handle; 2, go into throat; 3, connecting portion; 4, pore; 5, tube-like interface; 6, inner catheter; 7, catheter air bag; 8, conduit is observed air bag; 9, X-ray development line; 10, side opening.
The specific embodiment
A kind of new type of safe laryngeal mask as shown in Figure 1 comprises laryngeal mask body, the handle 1 that is connected with the laryngeal mask body, and the laryngeal mask body is the inner housing that is provided with cavity; Laryngeal mask body one end is for going into throat 2, and the other end is a connecting portion 3, goes into throat 2 and is provided with the pore 4 over against the human body glottis; Pore 4 is connected with cavity, and handle 1 is a hollow structure, and handle 1 one ends are connected with described connecting portion 3; The other end is provided with tube-like interface 5, and tube-like interface 5 is arranged on the inlet end of handle 1.This interface is for connecting the standard interface of anesthetic machine or respirator corrugated hose.Cavity is connected with handle 1 inside, tube-like interface 5 successively, and laryngeal mask also comprises the inner catheter 6 that is arranged in the laryngeal mask body, and inner catheter 6 one ends pass going into throat 2 and stretching out from the port of going into throat 2 ends of laryngeal mask body.Inner catheter 6 handles 1 are independent, not connected mutually, form the lacuna of ventilation between inner catheter 6 and the handle 1.The tube wall of described inner catheter 6 is provided with X-ray development line 9.After inserting this safe laryngeal mask, the image that X-ray development line is shown under X-ray, the front end external part that can reflect inner catheter 6 be in the intravital particular location of patient, the degree of depth, with and situation such as whether be distorted.The tube wall that inner catheter 6 stretches out an end of going into throat of laryngeal mask body is provided with side opening 10, when external part is blocked, can or put pipe through side opening 10 ventilations.
Go into throat's 2 shapes and human body bottleneck throat shape adapts.When using this laryngeal mask; To go into throat 2 and insert the human body bottleneck throat; When laryngeal mask can not be pushed ahead again; Pore 4 is over against glottis, and tube-like interface 5 is connected and connected anesthetic machine or respirator corrugated hose, and oxygen gets into the human respiratory tract through the lacuna between handle inside and the inner catheter, described cavity from pore 4 successively.
After the external part of inner catheter 6 front ends got into patient's esophagus, with catheter air bag 7 inflations, but the lacuna between shutoff inner catheter 6 and the esophagus prevented that gastric content is through the anti-air flue that flows into of this lacuna; This safe laryngeal mask can also attract gastric content, after the external part of inner catheter 6 front ends gets into esophagus, can place drainage tube or negative pressure catheter through inner catheter 6, and gastric content drain or attraction are come out; After catheter air bag 7 inflations, the external part of inner catheter front end is fixed in esophagus, thereby makes the laryngeal mask fixed-site, can not be shifted; If under special circumstances, when finding the front end entering patient trachea of inner catheter 6, after inflation in the conduit observation air bag 8 conductive pipe air bags 7, can ventilate through inner catheter 6 enforcements, guarantee safety.
Combine accompanying drawing that this utility model has been carried out exemplary description above; Obviously the concrete realization of this utility model does not receive the restriction of aforesaid way; As long as the various improvement of having adopted the technical scheme of this utility model to carry out; Or directly apply to other occasion without improvement, all within the protection domain of this utility model.
Claims (6)
1. new type of safe laryngeal mask is characterized in that: the handle (1) that comprise the laryngeal mask body, is connected with the laryngeal mask body, and described laryngeal mask body is the inner housing that is provided with cavity; Described laryngeal mask body one end is for going into throat (2); The other end is connecting portion (3), describedly goes into throat (2) and is provided with pore (4), and described pore (4) is connected with said cavity; Described handle (1) is a hollow structure; Handle (1) one end is connected with described connecting portion (3), and the other end is provided with tube-like interface (5), and described cavity is inner with handle (1) successively, tube-like interface (5) is connected; Described laryngeal mask also comprises the inner catheter (6) that is arranged in the laryngeal mask body; Described inner catheter (6) one ends pass going into throat (2) and stretching out from the port of going into throat (2) end of laryngeal mask body, and this external part is provided with catheter air bag (7), and it is inner and protruding by the handle wall at handle (1) middle part that the other end of inner catheter (6) stretches into handle (1); Described catheter air bag (7) is observed air bag (8) through thin gas tube and conduit and is connected, and forms the lacuna of ventilation between described handle (1) and the inner catheter (6).
2. a kind of new type of safe laryngeal mask according to claim 1 is characterized in that: the tube wall of described inner catheter (6) is provided with X-ray development line.
3. a kind of new type of safe laryngeal mask according to claim 1 is characterized in that: described pore (4) periphery is the skew wall that forms on the housing.
4. a kind of new type of safe laryngeal mask according to claim 1 is characterized in that: described inner catheter (6) is provided with interface by the end of the protruding end of handle wall at handle (1) middle part.
5. a kind of new type of safe laryngeal mask according to claim 1 is characterized in that: the tube wall that described inner catheter (6) stretches out an end of going into throat of laryngeal mask body is provided with side opening (10).
6. a kind of new type of safe laryngeal mask according to claim 1 is characterized in that: described tube-like interface (5) is arranged on the inlet end of handle (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205506098U CN202526729U (en) | 2011-12-26 | 2011-12-26 | Novel safe laryngeal mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205506098U CN202526729U (en) | 2011-12-26 | 2011-12-26 | Novel safe laryngeal mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202526729U true CN202526729U (en) | 2012-11-14 |
Family
ID=47127937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205506098U Expired - Fee Related CN202526729U (en) | 2011-12-26 | 2011-12-26 | Novel safe laryngeal mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202526729U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001250A (en) * | 2013-02-25 | 2014-08-27 | 肖金仿 | Tracheal catheter completely-built-in laryngeal mask united air breather |
| CN107715268A (en) * | 2017-03-09 | 2018-02-23 | 杭州富善医疗器械有限公司 | Laryngeal mask |
| CN110051913A (en) * | 2019-05-05 | 2019-07-26 | 河南省健琪医疗器械有限公司 | Inflation-free laryngeal mask |
-
2011
- 2011-12-26 CN CN2011205506098U patent/CN202526729U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001250A (en) * | 2013-02-25 | 2014-08-27 | 肖金仿 | Tracheal catheter completely-built-in laryngeal mask united air breather |
| WO2014127548A1 (en) * | 2013-02-25 | 2014-08-28 | Xiao Jinfang | Combined ventilation apparatus with laryngeal mask of completely inbuilt gas tube catheter type |
| CN107715268A (en) * | 2017-03-09 | 2018-02-23 | 杭州富善医疗器械有限公司 | Laryngeal mask |
| CN110051913A (en) * | 2019-05-05 | 2019-07-26 | 河南省健琪医疗器械有限公司 | Inflation-free laryngeal mask |
| CN110051913B (en) * | 2019-05-05 | 2021-08-20 | 河南省健琪医疗器械有限公司 | Inflation-free laryngeal mask |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121114 Termination date: 20131226 |