CN214762692U - Five-cavity non-bag replaceable catheter type laryngeal mask - Google Patents

Abstract

The utility model relates to the technical field of medical equipment, in particular to a five-cavity non-bag replaceable catheter type laryngeal mask, which comprises a ventilation mask and a laryngeal mask cannula, wherein the top of the ventilation mask is connected with the laryngeal mask cannula, the bottom surface of the ventilation mask is respectively provided with an air duct mask opening, an air duct mask opening and an inflation tube mask opening, the inside of the laryngeal mask cannula is respectively provided with an air duct, an air duct and an inflation tube, the top end surface of the laryngeal mask cannula is provided with a standard line, and the front end of the top of the ventilation mask is provided with a stop block; the utility model discloses a be equipped with the standard line, can assist the beginner to use the laryngeal mask better, moreover, the side is widened and is the concave surface about the laryngeal mask intubate for the laryngeal mask intubate is difficult for rotating, is favorable to placing fixedly, in addition, through being equipped with the dog, can effectively block the backward flow of gastric juice and saliva, reinforcing practicality, simultaneously, air duct, breather pipe and gas tube all can dismantle the connection, can change alone when appearing damaging, further improve the life of laryngeal mask.

Description

Five-cavity non-bag replaceable catheter type laryngeal mask

Technical Field

The utility model belongs to the technical field of medical equipment technique and specifically relates to five chamber do not have removable pipe formula laryngeal mask of bag.

Background

Since the invention of the laryngeal mask in 1981, it has been widely used for clinical anesthesia. The laryngeal mask is used as a special supraglottic ventilation tool, has the advantages of simple and convenient operation and easy mastering, is high in success rate of placement by beginners, small in stimulation to air passages, tolerant under shallow anesthesia, more stable in hemodynamics of patients in induction and recovery periods, capable of being used for anesthesia for keeping spontaneous breathing and controlling ventilation, few in complications after laryngeal mask operation and the like, becomes the most important air passage equipment outside a tracheal catheter at present, and is widely used for air passage management of patients in general anesthesia operations at home and abroad, treatment of emergency air passages and intubation of difficult air passages.

However, the conventional laryngeal mask has problems in that: (1) for beginners, the insertion depth of the laryngeal mask is difficult to judge, and once the laryngeal mask is inserted too deeply, pharyngeal injury is easy to cause; (2) the traditional laryngeal mask intubation is small and round, and after the laryngeal mask is inserted, the laryngeal mask intubation is easy to rotate, so that the position (displacement) of the ventilation mask is influenced; (3) after the laryngeal mask is inserted, the gastric juice and the pharyngeal saliva flow back, so that the using effect of the laryngeal mask is influenced; (4) various ventilation and inflation conduits arranged in the traditional laryngeal mask are generally integrally formed with a laryngeal mask intubation tube or a ventilation mask, cannot be detached and replaced, are damaged and can only be discarded, and further the service life of the laryngeal mask is shortened.

Disclosure of Invention

Not enough to prior art, the utility model provides a five chamber do not have removable pipe formula laryngeal mask of bag, this laryngeal mask is through simple structural design, can effectively solve the problem that proposes among the above-mentioned background art.

The technical scheme of the utility model is that:

five chamber do not have removable pipe formula laryngeal mask of bag, its characterized in that: it includes draft mask and laryngeal mask intubate, the top of draft mask is connected with the laryngeal mask intubate, draft mask and laryngeal mask intubate integrated into one piece, the fixed block is installed at the top of laryngeal mask intubate, the bottom surface of draft mask is provided with air duct cover mouth, breather pipe cover mouth and gas tube cover mouth respectively, the inside of laryngeal mask intubate is provided with air duct, breather pipe and gas tube respectively, the lower extreme of air duct, breather pipe and gas tube all extends to inside the draft mask and can dismantle with air duct cover mouth, breather pipe cover mouth and gas tube cover mouth respectively and be connected, the upper end and the fixed block of breather pipe and gas tube can be dismantled and be connected, the upper end of air duct can be dismantled and be connected with the butt joint pipe, the top terminal surface of laryngeal mask intubate is provided with the standard line, the dog is installed to the top front end of draft mask.

Further, the angle between the ventilation mask and the laryngeal mask cannula is 135 degrees. The design of the included angle is convenient for the ventilation mask and the laryngeal mask intubation to be inserted into the pharynx.

Furthermore, the ventilation cover and the laryngeal mask intubation are made of polyvinyl chloride.

Furthermore, the top end of the inflation tube is connected with an inflation joint.

Furthermore, the left side and the right side of the laryngeal mask intubation are widened and are concave. The purpose of this design is: the laryngeal mask intubation is not easy to rotate, the possibility of rotation is eliminated, and the laryngeal mask intubation is favorable for placement and fixation.

Furthermore, the butt joint pipe and the inflation joint are made of polypropylene.

The utility model has the advantages that: the utility model can assist the beginner to use the laryngeal mask better by arranging the standard line, thereby avoiding the damage to the pharynx; moreover, the left side and the right side of the laryngeal mask intubation widen and are concave surfaces, so that the laryngeal mask intubation is not easy to rotate, the possibility of rotation is eliminated, the laryngeal mask intubation is favorable for placing and fixing, in addition, the backflow of gastric juice and saliva can be effectively blocked through the stop blocks, the practicability is enhanced, meanwhile, the air guide tube, the air vent tube and the inflation tube can be detachably connected, the laryngeal mask intubation can be independently replaced when being damaged, and the service life of the laryngeal mask is further prolonged.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure, 1, a ventilation hood; 2. a laryngeal mask cannula; 3. a fixed block; 4. an air duct cover opening; 5. a vent pipe cover opening; 6. the cover opening of the inflation tube; 7. an air duct; 8. a breather pipe; 9. an inflation tube; 10. butt-joint pipes; 11. standard line; 12. a stopper; 13. an inflation joint.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:

as shown in fig. 1, the five-cavity bagless replaceable conduit type laryngeal mask comprises a ventilation mask 1 and a laryngeal mask cannula 2, the top of the ventilation mask 1 is connected with the laryngeal mask cannula 2, the ventilation mask 1 and the laryngeal mask cannula 2 are integrally formed, a fixed block 3 is installed at the top of the laryngeal mask cannula 2, an air duct mask opening 4, an air duct mask opening 5 and an inflation tube mask opening 6 are respectively arranged on the bottom surface of the ventilation mask 1, an air duct 7, an air duct 8 and an inflation tube 9 are respectively arranged inside the laryngeal mask cannula 2, the lower ends of the air duct 7, the air duct 8 and the inflation tube 9 extend into the ventilation mask 1 and are respectively detachably connected with the air duct mask opening 4, the air duct mask opening 5 and the inflation tube mask opening 6, the upper ends of the air duct 8 and the inflation tube 9 are detachably connected with the fixed block 3, the upper end of the air duct 7 is detachably connected with a butt joint tube 10, the top end surface of the laryngeal mask cannula 2 is provided with a standard line 11, the front end of the top of the ventilation cover 1 is provided with a stop block 12.

The angle between the ventilation mask 1 and the laryngeal mask cannula 2 is 135 degrees. The design of the included angle is convenient for the ventilation mask 1 and the laryngeal mask intubation tube 2 to be inserted into the pharynx.

The ventilation mask 1 and the laryngeal mask intubation tube 2 are made of polyvinyl chloride.

The top end of the inflation tube 9 is connected with an inflation joint 13.

The left side and the right side of the laryngeal mask intubation tube 2 are widened and are concave. The purpose of this design is: the laryngeal mask cannula 2 is not easy to rotate, the possibility of rotation is eliminated, and the laryngeal mask cannula is favorable for placement and fixation.

The butt joint pipe 10 and the inflation joint 13 are made of polypropylene.

The utility model discloses in, the beginner can be assisted by standard line 11 and use the laryngeal mask better, and dog 12 can effectively block the backward flow of gastric juice and saliva, and the side is widened and is the concave surface about laryngeal mask intubate 2 for laryngeal mask intubate 2 is difficult for rotating, gets rid of rotatory possibility, is favorable to placing fixedly, and air duct 7, breather pipe 8 and gas tube 9 all can be dismantled and connect, can change alone when appearing damaging, further improves the life of laryngeal mask.

The utility model discloses a use method does: when the laryngeal mask is used, the ventilation mask 1 and the laryngeal mask cannula 2 are disinfected firstly, then the outside of the ventilation mask 1 and the outside of the laryngeal mask cannula 2 are lubricated by using a lubricant and then are inserted, in the inserting process, the fixing block 3 is pressed by a hand, the ventilation mask 1 is inserted downwards until the standard line 11 is opposite to the upper lip, and finally the ventilation mask 1 is fixed by using an adhesive tape. It is worth mentioning that: air duct 7, breather pipe 8 and gas tube 9 all can be dismantled and connect for prior art, can adopt threaded connection's mode or the mode that the card lid is connected all can realize, and this application no longer details.

The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.

Claims (6)

1. Five chamber do not have removable pipe formula laryngeal mask of bag, its characterized in that: it includes draft mask and laryngeal mask intubate, the top of draft mask is connected with the laryngeal mask intubate, draft mask and laryngeal mask intubate integrated into one piece, the fixed block is installed at the top of laryngeal mask intubate, the bottom surface of draft mask is provided with air duct cover mouth, breather pipe cover mouth and gas tube cover mouth respectively, the inside of laryngeal mask intubate is provided with air duct, breather pipe and gas tube respectively, the lower extreme of air duct, breather pipe and gas tube all extends to inside the draft mask and can dismantle with air duct cover mouth, breather pipe cover mouth and gas tube cover mouth respectively and be connected, the upper end and the fixed block of breather pipe and gas tube can be dismantled and be connected, the upper end of air duct can be dismantled and be connected with the butt joint pipe, the top terminal surface of laryngeal mask intubate is provided with the standard line, the dog is installed to the top front end of draft mask.

2. The five-lumen, bagless, replaceable ducted laryngeal mask of claim 1, wherein: the angle between the ventilation mask and the laryngeal mask cannula is 135 degrees.

3. The five-lumen, bagless, replaceable ducted laryngeal mask of claim 2, wherein: the ventilation cover and the laryngeal mask intubation are made of polyvinyl chloride.

4. The five-lumen, bagless, replaceable ducted laryngeal mask of claim 3, wherein: the top end of the inflation tube is connected with an inflation joint.

5. The five-lumen, bagless, replaceable ducted laryngeal mask of claim 4, wherein: the left side and the right side of the laryngeal mask intubation are widened and are concave.

6. The five-lumen, bagless, replaceable ducted laryngeal mask of claim 5, wherein: the butt joint pipe and the inflation joint are made of polypropylene.

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