CN210904509U

CN210904509U - Laryngeal mask for ear-nose-throat operation

Info

Publication number: CN210904509U
Application number: CN201921120925.4U
Authority: CN
Inventors: 陈红艳; 郭林洁; 李丽沙
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-07-03
Anticipated expiration: 2029-07-17

Abstract

The utility model discloses a laryngeal mask for ear-nose-throat operation, relating to the technical field of medical appliances. The utility model discloses a cover bag, choke and gas tube, the one end of choke and gas tube links to each other with the cover bag, the fixed intercommunication of gas tube one end has the connector, the fixed intercommunication of connector one end has the pipe, pipe surface cover is equipped with bites the piece, the pipe surface is equipped with first screw thread, the pipe has the location head through first screw thread threaded connection, bite the fixed boss that is equipped with of piece one end, the boss surface is equipped with the second screw thread, location head one end internal surface and second screw thread threaded connection, bite the piece upper and lower both ends face and all seted up one alveolus. The utility model discloses have portable but spacing sting block structure to sting and being equipped with the alveolus on the piece, after cover bag, choke and gas tube put into the throat, can remain stable, play fine firm effect, can improve the security of laryngeal mask.

Description

Laryngeal mask for ear-nose-throat operation

Technical Field

The utility model belongs to the technical field of medical instrument, especially relate to a laryngeal mask is used in otolaryngology operation.

Background

The laryngeal mask is a device invented by Brain in 1983 and proposed first to be used for ventilation in the external glottis mode, and in order to improve the clinical application effect of the laryngeal mask, three types of laryngeal masks are available: the first one is a standard laryngeal mask, which is also the most commonly used laryngeal mask in clinic at present, and the basic structure of the laryngeal mask is a mask sac, an airway and an inflation tube for inflating the mask sac, and the laryngeal mask is mainly used for maintaining the respiratory tract function and cannot be used for drainage operation; the second is a special laryngeal mask for guiding the tracheal intubation; the third is a drainage type laryngeal mask, which is used for draining the reflux substance in the esophagus besides maintaining the function of the respiratory tract, the structure is similar to that of a common laryngeal mask, only a drainage cavity parallel to the ventilation cavity is added, the drainage cavity passes through the mask sac and is opened at the tip of the mask sac, the tip can block the esophagus when in use, and the reflux substance and the gastric content are drained through the opening.

At present, after the existing laryngeal mask is placed in a laryngeal cavity, the laryngeal mask is attached to the laryngeal wall only by means of the inflation supporting effect of the laryngeal mask, devices such as a laryngeal tube are not well fixed, the laryngeal mask is prone to position deviation in the using process, a user is slightly uncomfortable, large influence is caused, and potential safety hazards exist.

Disclosure of Invention

An object of the utility model is to provide an otolaryngology is laryngeal mask for operation has solved current laryngeal mask and has placed and lack fine fixed behind the laryngeal cavity, produces the problem of skew easily in the use.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a laryngeal mask for otolaryngology operation, including cover bag, choke and gas tube, the one end of choke and gas tube links to each other with the cover bag, the fixed intercommunication of gas tube one end has the connector, the fixed intercommunication of connector one end has the pipe, pipe surface cover is equipped with and stings the piece, the pipe surface is equipped with first screw thread, the pipe has the location head through first screw thread threaded connection, sting the fixed boss that is equipped with of piece one end, the boss surface is equipped with the second screw thread, location head one end internal surface and second screw thread threaded connection, sting the upper and lower both ends face of piece and all seted up one alveolus.

Furthermore, the inflation tube is an oblate tube, and the inner surface of the inflation tube is provided with thread grains.

Furthermore, a vent pipe and a drainage pipe are arranged in the inflation pipe, one end of the vent pipe is communicated with the mask bag, one end of the drainage pipe penetrates through and extends to the tip end of the mask bag, and the other ends of the vent pipe and the drainage pipe penetrate through and extend to the outer end of the round pipe.

Further, one end of the inflation tube penetrates through the biting block.

Furthermore, one end of the inflation tube is fixedly communicated with an air bag, and one end of the air bag is provided with a one-way air valve.

The utility model discloses following beneficial effect has:

the utility model discloses have portable but spacing sting block structure to sting and being equipped with the alveolus on the piece, after cover bag, choke and gas tube put into the throat, can remain stable, play fine firm effect, can improve the security of laryngeal mask.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a laryngeal mask for ear-nose-throat surgery of the present invention;

FIG. 2 is a schematic view of the connection structure of the positioning head with the circular tube and the biting block;

FIG. 3 is a cross-sectional view of the throat;

fig. 4 is a schematic view of the connection structure of the throat tube and the mask.

In the drawings, the components represented by the respective reference numerals are listed below:

1-covering bag, 2-throat pipe, 3-inflation pipe, 4-connector, 5-round pipe, 6-biting block, 7-first thread, 8-positioning head, 9-boss, 10-second thread, 11-tooth socket, 12-thread line, 13-vent pipe, 14-drainage pipe, 15-air bag and 16-one-way air valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1-4, the utility model relates to a laryngeal mask for otolaryngology operation, including cover bag 1, choke 2 and gas tube 3's one end links to each other with cover bag 1, the fixed intercommunication of 3 one ends of gas tube has connector 4, the fixed intercommunication of 4 one ends of connector has

pipe

5, 5 surface covers of pipe are equipped with and sting

piece

6, 5 surfaces of pipe are equipped with first screw 7, pipe 5 has location head 8 through first screw 7 threaded connection, sting the fixed boss 9 that is equipped with of 6 one end of piece, boss 9 surface is equipped with second screw 10, location head 8 one end internal surface and second screw 10 threaded connection, sting piece 6 upper and lower both ends face and all seted up one alveolus 11.

Wherein, gas tube 3 is the oblate pipe, gas tube 3 internal surface is equipped with screw thread line 12.

Wherein, an aeration pipe 13 and a drainage pipe 14 are arranged inside the inflation pipe 3, one end of the aeration pipe 13 is communicated with the mask sac 1, one end of the drainage pipe 14 penetrates through and extends to the tip of the mask sac 1, and the other ends of the aeration pipe 13 and the drainage pipe 14 penetrate through and extend to the outer end of the circular pipe 5.

Wherein, one end of the air inflation tube 3 penetrates through the biting block 6.

Wherein, an air bag 15 is fixedly communicated with one end of the inflation tube 3, and a one-way air valve 16 is arranged at one end of the air bag 15.

One specific application of this embodiment is: after the mask sac 1 and the throat pipe 2 are placed in the throat, the position of the biting block 6 can be moved, so that teeth of a patient are placed in the alveolus 11, the biting block 6 is bitten, the positioning head 8 is screwed, the positioning head 8 is moved to one end of the boss 9 of the biting block 6 and is in threaded fit with the boss 9, the biting block 6 is fixed on the circular pipe 5, and the mask sac 1, the throat pipe 2 and the inflation pipe 3 are kept stable.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an otolaryngology is laryngeal mask for operation, includes mask bag (1), choke (2) and gas tube (3), the one end of choke (2) and gas tube (3) links to each other with mask bag (1), its characterized in that: aerify fixed intercommunication of pipe (3) one end and have connector (4), the fixed intercommunication of connector (4) one end has pipe (5), pipe (5) surface cover is equipped with and stings piece (6), pipe (5) surface is equipped with first screw thread (7), pipe (5) have location head (8) through first screw thread (7) threaded connection, sting fixed boss (9) that are equipped with of piece (6) one end, boss (9) surface is equipped with second screw thread (10), location head (8) one end internal surface and second screw thread (10) threaded connection, sting piece (6) upper and lower both ends face and all seted up one alveolus (11).

2. The laryngeal mask according to claim 1, wherein the inflation tube (3) is a flat circular tube, and the inner surface of the inflation tube (3) is provided with a thread pattern (12).

3. The laryngeal mask for ear-nose-throat surgery according to claim 1, characterized in that a ventilation tube (13) and a drainage tube (14) are arranged inside the inflation tube (3), one end of the ventilation tube (13) is communicated with the mask sac (1), one end of the drainage tube (14) penetrates through and extends to the tip of the mask sac (1), and the other ends of the ventilation tube (13) and the drainage tube (14) penetrate through and extend to the outer end of the circular tube (5).

4. A laryngeal mask according to claim 1, characterised in that one end of the inflation tube (3) extends through the bite block (6).

5. The laryngeal mask for ear-nose-throat surgery according to claim 1, characterised in that an air bag (15) is fixedly communicated with one end of the inflation tube (3), and a one-way air valve (16) is arranged at one end of the air bag (15).