CN214762761U

CN214762761U - Mouthpiece type general anesthesia induction ventilation mask

Info

Publication number: CN214762761U
Application number: CN202120242063.3U
Authority: CN
Inventors: 王丽君; 张民皓; 李彭依
Original assignee: Jiangsu Cancer Prevention Research Institute (jiangsu Cancer Hospital)
Current assignee: Jiangsu Cancer Prevention Research Institute (jiangsu Cancer Hospital)
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-11-19
Anticipated expiration: 2031-01-28

Abstract

The utility model discloses a mouthpiece type general anesthesia induction ventilation mask, which comprises a mask, wherein the outermost end of an external thread pipe is connected with the position of a breathing loop through a set screwed pipe, the connection between the external thread pipe and the screwed pipe is threaded, the mouthpiece part can be removed to be changed into a common mask, a patient can inhale oxygen by mouth by biting the mouthpiece, an air hole arranged on the surface of the mouthpiece can be filled into the mask through the oxygen hole, oxygen can be inhaled through nose, one side of the mask attached to the face is provided with a hose, the hose is inflated through a connecting pipe, the mask is tightly attached to the face to prevent the internal gas from overflowing, the patient can finish oxygen supply and nitrogen removal under the autonomous breathing state, the discomfort and fear brought to the patient when the traditional mask supplies oxygen and removes nitrogen are avoided, the positive pressure ventilation before intubation is avoided, the gas leakage in the airway of the patient and the reflux of the stomach and the esophagus are avoided, and the anesthesia induction safety of the patient is improved, protect medical personnel and reduce virus diffusion.

Description

Mouthpiece type general anesthesia induction ventilation mask

Technical Field

The utility model relates to the field of medical instruments, in particular to a mouthpiece type general anesthesia induction ventilation mask.

Background

The ventilation mask is a necessary apparatus in general anesthesia induction. Traditional ventilation mask covers patient's mouth and nose during patient's anesthesia induction, and by the anesthesia doctor through the tight face guard of singlehanded knot, positive pressure ventilation is realized to the anesthesia machine sacculus of one hand extrusion in addition, also can be by the tight face guard of anesthesia doctor's both hands knot, and another anesthesia doctor extrudes the sacculus and carries out positive pressure ventilation to the oxygen that the patient does not have the spontaneous breathing stage before the trachea cannula supplies. Because the face guard is often unable totally closed during positive pressure ventilation, be difficult to avoid when inducing for novel coronavirus infection patient anesthesia gas leakage from the face guard and come out, increase the risk that medical staff infects, in addition, positive pressure ventilation when the anesthesia is induced also is difficult to avoid gaseous entering stomach, to full stomach and have the palirrhea patient of gastroesophageal, then increased palirrhea risk of inhaling by mistake.

Meanwhile, the rapid induction method reduces the time of positive pressure ventilation by shortening the induction time so as to reduce the risk of gastroesophageal reflux and the risk of gas leakage, which still cannot completely avoid reflux aspiration and gas leakage of the airway of a patient during positive pressure ventilation; there is also anesthesia to induce 3~5 minutes before the oxygen denitrogenation method that gives, adopt four-headed area to block the ventilation face guard patient oronasal before anesthesia is induced promptly, give the pure oxygen inhalation, reach 95% denitrogenation effect to for adult patient provides 5-7 minutes (3 years old children are about 3 minutes) no ventilation safe time, but this often needs the patient to have better suitability, and many patients feel extremely uncomfortable and fear to the breathing freely state tight face guard ventilation clinically.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a bite-block type general anesthesia induction ventilation mask, which protects medical staff and reduces virus diffusion due to the safety of anesthesia induction.

In order to solve the technical problem, the utility model provides a following technical scheme: the air ventilation mask for the bite-block type general anesthesia comprises a mask body, wherein an external threaded pipe is arranged on one side of the mask body, the internal side of the external threaded pipe close to the mask body is of a threaded structure, a threaded pipe is connected to the rear end of the external threaded pipe in a threaded mode, a bite block is arranged at one end, far away from the external threaded pipe, of the threaded pipe, a plurality of air holes are evenly formed in the end, close to the bite block, of the threaded pipe, a hose is arranged at the edge of the rear end of the mask body, a connecting pipe is arranged at the upper end, close to one side of the mask body, of the hose, and a nasal groove is vertically formed in one side, close to the bite block, of the upper surface of the mask body.

As an optimal technical scheme of the utility model, the connecting pipe is kept away from hose one end and is connected with the trachea, the trachea is connected with rubber gasbag foremost.

As an optimal technical scheme of the utility model, the face guard front end is provided with the internal thread pipe, internal thread pipe and external screw thread pipe threaded connection.

As an optimized technical scheme of the utility model, the mouth piece, face guard are the silica gel material.

As an optimized technical proposal of the utility model, one side of the face mask close to the mouth piece is provided with an elastic band.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. through the arranged screw tube, when in use, the outermost end of the external thread tube is connected with the position of the breathing loop, the connection between the external thread tube and the screw tube is threaded connection, the mouthpiece part can be removed to become a common mask, meanwhile, a patient can realize the autonomous oxygen inhalation through mouth by gripping the mouthpiece, the air hole is arranged on the surface of the mouthpiece, the oxygen can be filled into the mask through the air hole to realize the oxygen inhalation through nose, one side of the mask attached to the face is provided with a hose, the hose is inflated through a connecting pipe to enable the mask to be attached to the face, the internal gas is prevented from overflowing, the oxygen supply and the nitrogen removal of the patient are completed under the autonomous breathing state of the patient, the discomfort and the fear of the patient brought by the traditional mask during the oxygen supply and the nitrogen removal are completely avoided, the rapid induction method is combined, the positive pressure ventilation before intubation can be avoided, the gas leakage in the airway of the patient and the gastroesophageal reflux are avoided, and the anesthesia induction safety of the patient is improved, and simultaneously protects medical staff and reduces virus diffusion.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention;

FIG. 3 is a schematic view of the structure of the spiral tube of the present invention;

fig. 4 is a schematic view of the hose structure of the present invention.

Wherein: 1. a face mask; 2. an internally threaded tube; 3. elastic bands; 4. an externally threaded tube; 5. a solenoid; 6. air holes; 7. biting mouth; 8. a hose; 9. a connecting pipe; 10. an air tube; 11. a rubber air bag; 12. a nose groove.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-4, the utility model provides a general anesthesia of seaming formula is induced with face guard of ventilating, including

face guard

1, 1 one side of face guard is provided with external screw thread pipe 4, and external screw thread pipe 4 is close to 1 inboard of face guard and is the helicitic texture, and 4 rear end threaded connection of external screw thread pipe have screwed pipe 5, and screwed pipe 5 keeps away from 4 one ends of external screw thread pipe and is provided with seaming 7, and screwed pipe 5 is close to 7 one ends of seaming and has evenly seted up a plurality of

gas pockets

6, and 1 rear end edge department of face guard is provided with hose 8, and the hose 8 upper end is close to face guard 1 one side and is provided with connecting pipe 9, and the vertical nasal cavity 12 of having seted up in face guard 1 upper surface is close to seaming 7 one side.

When in use, the outmost end of the external thread tube 4 is connected with the part of the breathing loop, the connection between the external thread tube 4 and the spiral tube 5 is threaded connection, the mouthpiece 7 can be partially removed to become a common mask 1, meanwhile, a patient can inhale oxygen through mouth by biting the mouthpiece 7, the air hole 6 arranged on the surface of the mouthpiece 7 can enable the oxygen to be filled into the mask 1 through the air hole 6 to realize the oxygen inhalation through nose, one side of the mask 1 attached to the face is provided with a hose 8, the hose 8 is inflated through a connecting pipe 9, the mask 1 can be tightly attached to the face to prevent the internal gas from overflowing, the oxygen supply and the nitrogen removal are completed under the autonomous breathing state of the patient, the discomfort and fear of the patient when the traditional mask 1 supplies oxygen and removes nitrogen are completely avoided, the rapid induction method is combined, the positive pressure ventilation before intubation can be avoided, the gas leakage in the airway of the patient and the gastroesophageal reflux are avoided, the safety of anesthesia induction of a patient is improved, medical staff are protected, and virus diffusion is reduced.

In other embodiments, an air tube 10 is connected to one end of the connecting tube 9 away from the hose 8, a rubber air bag 11 is connected to the foremost end of the air tube 10, and the interior of the hose 8 is inflated by pressing the rubber air bag 11, so that the mask 1 is tightly attached to the face.

In other embodiments, the front end of the face mask 1 is provided with an internal threaded tube 2, and the internal threaded tube 2 is in threaded connection with an external threaded tube 4.

The length of the mouthpiece 7 in the mask 1 can be adjusted by adjusting the rotation of the external thread pipe 4 in the internal thread pipe 2, so that the mouthpiece can be adjusted conveniently for different patients to achieve the optimal occlusion effect.

In other embodiments, the mouthpiece 7 and the face mask 1 are made of silica gel, and are soft and long in service life.

In other embodiments, the elastic band 3 is provided on the side of the mask 1 near the mouthpiece 7 to improve the fixing effect of the mask 1 to the face.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Breathing mask for mouth-biting general anesthesia induction comprises a mask (1) and is characterized in that: face guard (1) one side is provided with external screw thread pipe (4), external screw thread pipe (4) are close to face guard (1) inboard and are the helicitic texture, external screw thread pipe (4) rear end threaded connection has screwed pipe (5), screwed pipe (5) are kept away from external screw thread pipe (4) one end and are provided with seaming (7), a plurality of gas pockets (6) have evenly been seted up near seaming (7) one end in screwed pipe (5), face guard (1) rear end edge department is provided with hose (8), hose (8) upper end is provided with connecting pipe (9) near face guard (1) one side, face guard (1) upper surface is close to seaming (7) one side and has vertically seted up nasal cavity (12).

2. The bite-type general anesthesia induction ventilation mask of claim 1, wherein: one end, far away from the hose (8), of the connecting pipe (9) is connected with an air pipe (10), and the foremost end of the air pipe (10) is connected with a rubber air bag (11).

3. The bite-type general anesthesia induction ventilation mask of claim 1, wherein: the mask is characterized in that an internal threaded pipe (2) is arranged at the front end of the mask (1), and the internal threaded pipe (2) is in threaded connection with an external threaded pipe (4).

4. The bite-type general anesthesia induction ventilation mask of claim 1, wherein: the mouthpiece (7) and the face mask (1) are made of silica gel.

5. The bite-type general anesthesia induction ventilation mask of claim 1, wherein: an elastic band (3) is arranged on one side of the face mask (1) close to the mouthpiece (7).