CN111603650A

CN111603650A - Mask capable of continuously supplying oxygen during intubation

Info

Publication number: CN111603650A
Application number: CN202010455135.2A
Authority: CN
Inventors: 汪鑫; 徐立章; 杨铖
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2020-09-01

Abstract

The invention discloses a mask capable of continuously supplying oxygen during intubation. The top of the mask main body (1) is provided with a cannula opening (4), and the side wall of the mask main body (1) is provided with an anesthesia machine oxygen supply connecting pipe (5); the inner wall of the mask main body (1) is provided with a cannula guide tube (9) which is communicated with the cannula opening (4) and can extend into the oropharynx, and the bending shape of the extending part is matched with the oropharynx; the side wall of the intubation guide tube (9) close to one side of the oxygen supply connecting tube (5) of the anesthesia machine is of a through groove structure (6); the cannula opening (4) is also provided with a hole plug (7). The invention has the characteristics of simple operation, reduction of the patient hypoxia risk in the operation and reduction of the oropharyngeal mucosa injury probability, and can increase the success rate of trachea intubation, particularly the success rate of difficult intubation, and further ensure the safety of the patient.

Description

Mask capable of continuously supplying oxygen during intubation

Technical Field

The invention relates to the field of medical equipment, in particular to a mask capable of continuously supplying oxygen during intubation.

Background

When the anesthesia induction of the operation patient and the rescue of the critical patient are carried out, the mask of the patient needs to be ventilated and supplied with oxygen, and even trachea cannula manual assisted respiration. Patients with snoring, obesity and the like are frequently encountered in clinical work, and the patients with snoring, obesity and the like block the respiratory tract due to tongue tenesmus and the like, so that the conventional ventilation is difficult. At present, the common method is that after the lower jaw is lifted by hands or the anesthesia oxygen supply mask is taken off, the oropharynx vent pipe is arranged at the oropharynx part to ensure that the air passage is smooth, and then the anesthesia oxygen supply mask is worn for ventilation. In the above operation, the jaw is lifted by bare hands, and the ventilation effect cannot be ensured; although the oropharynx air pipe is placed in to ensure the ventilation effect, the operation process is complicated, and particularly for some critical patients, oxygen is not supplied in the oropharynx air pipe placing process, so that oxygen deficiency and instability of vital signs of the patients are likely to be caused, and the risk of diseases is increased. In addition, for patients who need to be subjected to trachea intubation, the mask needs to be taken down, the oropharyngeal airway needs to be taken out, and then trachea intubation needs to be carried out. The operation is complex and time-consuming, and the situation of stimulating the oropharyngeal mucosa for many times due to the insertion of the oropharyngeal airway and the subsequent intubation operation can be caused, so that the injury probability of the oropharyngeal mucosa is increased; and oxygen is not supplied during the intubation process. In addition, intubating patients often incorporate difficult intubation, have poor tolerance to hypoxia, have a lower intubation success rate than that of general patients, and have a greater risk of hypoxia for the patients.

Disclosure of Invention

The invention aims to provide a mask capable of continuously supplying oxygen when being intubated. The invention has the characteristics of simple operation, reduction of the patient hypoxia risk in the operation and reduction of the oropharyngeal mucosa injury probability, and can increase the success rate of trachea intubation, particularly the success rate of difficult intubation, and further ensure the safety of the patient.

The technical scheme of the invention is as follows: a mask capable of continuously supplying oxygen when being intubated comprises a mask body; the top of the mask main body is provided with a cannula opening, and the side wall of the mask main body is provided with an anesthesia machine oxygen supply connecting pipe; the inner wall of the mask main body is provided with an intubation guide tube which is communicated with the intubation port, can extend into the oropharynx and has a curved shape of the extending part fitting the oropharynx; the side wall of the intubation guide tube close to one side of the oxygen supply connecting tube of the anesthesia machine is of a through groove structure; the mouth of the cannula is also provided with a hole plug.

In the mask capable of continuously supplying oxygen during intubation, the intubation port is covered with a rubber membrane, the center of the rubber membrane is provided with a round hole, and the round hole is plugged with a hole plug.

In the mask capable of continuously supplying oxygen during intubation, the connection structure of the intubation guide tube and the mask body is a funnel structure.

In the mask capable of continuously supplying oxygen during intubation, the oxygen supply connecting pipe of the anesthesia machine is a telescopic hose.

In the mask capable of continuously supplying oxygen during intubation, the upper wall and the lower wall of the intubation guide tube at the occlusion part are of flat structures.

Advantageous effects

Compared with the prior art, the oxygen supply connecting pipe of the anesthesia machine is arranged on the side wall of the mask main body, the top of the mask main body is provided with the cannula opening, the cannula opening is further provided with the cannula guiding pipe which is communicated with the cannula opening and can extend into the oropharynx, the bending shape of the extending part is matched with that of the oropharynx, the side wall of the cannula guiding pipe, which is close to one side of the oxygen supply connecting pipe of the anesthesia machine, is of a through groove structure, and the cannula opening is blocked by the hole plug; when the oxygen mask is worn, the intubation tube guide tube can be synchronously inserted into the oropharynx of a patient to prevent tongue from falling backwards and further open an airway; this integral type structure has not only simplified the operating procedure, compares with traditional oxygen mask and oropharynx breather pipe moreover, can realize lasting ventilating, has avoided traditional oropharynx breather pipe to put into oropharynx portion in-process and need take off the face guard then the condition that appears interrupting the oxygen of giving, and the at utmost has reduced patient's oxygen deficiency risk.

According to the invention, when a patient needs to be intubated, the hole plug is taken down, the tracheal catheter enters from the intubation port and is inserted into the oropharynx of the patient along the intubation guide tube, and the oxygen supply mask is not taken down in the intubation process, so that the operation is simplified, the continuous oxygen supply of the patient is ensured, the condition of oxygen interruption in the intubation process is avoided, and the risk of oxygen deficiency of the patient is reduced.

In the invention, the tracheal catheter for intubation is inserted along the inner wall of the intubation guide tube, so that the tracheal catheter can not stimulate the mucous membrane of the oropharynx of a patient in the process of endotracheal intubation; through the structure, the frequency of stimulating the oropharyngeal mucosa by the surgical equipment is reduced, and the injury probability of the oropharyngeal mucosa is reduced.

After the intubation guide tube is placed, the front end of the intubation guide tube is positioned above the glottis, so that trachea intubation is facilitated, particularly for patients with difficulty in glottis exposure in the conventional method, when the intubation is required to be guided by a bronchofiberscope, the intubation success rate can be improved to the maximum degree, the intubation time can be shortened, and an effective means is provided for solving the problem of difficult intubation.

In the invention, the side wall of the intubation guide tube close to one side of the oxygen supply connecting tube of the anesthesia machine is of a through groove structure; the structure can be favorable for the smoothness of an oxygen supply air passage between the intubation guide tube and the oxygen supply connecting tube of the anesthesia machine on the premise of ensuring the strength of the intubation guide tube; meanwhile, the resistance from the side wall of the intubation guide tube is avoided when the endotracheal tube is intubated, so that the intubation is smoother; meanwhile, the tracheal catheter is provided with greater freedom degree and more moving space in the intubation guide tube, so that the tracheal catheter is more conveniently separated from the mask main body and the intubation guide tube after the intubation is successful, and finally, the operation in the operation is simpler and easier.

In conclusion, the invention has the characteristics of simple operation, reduction of the patient hypoxia risk in the operation and reduction of the oropharyngeal mucosa injury probability, and can increase the success rate of trachea intubation, particularly the success rate of difficult intubation, and further ensure the safety of the patient.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic diagram of the right side view of the structure of FIG. 1;

fig. 3 is a schematic sectional view a-a of fig. 2.

Reference numerals: 1-mask body, 2-air cushion, 3-inflation joint, 4-cannula opening, 5-anesthesia machine oxygen supply connecting tube, 6-through groove structure, 7-hole plug, 8-rubber membrane, 9-cannula guiding tube, 10-funnel structure and 11-anesthesia machine oxygen supply tube joint.

Detailed Description

The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.

Example 1. A mask capable of continuously supplying oxygen during intubation is formed as shown in figures 1-3 and comprises a mask main body 1, an air cushion 2 is arranged at the edge of one side of a facing surface of the mask main body 1, and the air cushion 2 is communicated with an inflation connector 3; the top of the mask body 1 is provided with a cannula opening 4, and the side wall of the mask body 1 is provided with an anesthesia machine oxygen supply connecting pipe 5; the inner wall of the mask body 1 is provided with a cannula guide tube 9 which is communicated with the cannula opening 4 and can extend into the oropharynx, and the bending shape of the extending part of the cannula guide tube is matched with the oropharynx; the side wall of the intubation guide tube 9 close to one side of the oxygen supply connecting tube 5 of the anesthesia machine is of a through groove structure 6; the cannula opening 4 is also provided with a hole plug 7.

When the mask is covered on the operation patient, the intubation tube 9 is synchronously placed into the oropharynx of the patient, and then normal anesthesia is performed to supply oxygen. When the intubation is needed in the operation process, the hole plug 7 on the intubation port 4 is taken down, the tracheal catheter enters from the intubation port 4 and extends into the oropharynx along the intubation guide tube 9, and the front end of the intubation guide tube 9 reaches the position above the glottis; after the operation is finished, the mask is taken down, and the intubation tube is synchronously taken out from the oropharynx; then the intubation guide tube is gradually taken out from the oropharynx (the endotracheal tube is kept still), and synchronously, the endotracheal tube is gradually separated from the intubation port 4; finally, the mask body and the intubation tube are completely separated from the tracheal tube, and the tracheal tube is left in the oropharynx of the patient.

The cannula opening 4 is covered with a rubber membrane 8, a round hole is arranged at the center of the rubber membrane 8, and a hole plug 7 is plugged on the round hole. This structure can ensure the gas tightness on the one hand, and on the other hand when getting rid of face guard main part 1 and intubate guide tube 9, some joints on the endotracheal tube probably cause because of the sectional area is great and get the obstacle, because the elasticity of rubber membrane 8 at this moment can ensure that this joint passes through intubate mouth 4 smoothly, and then ensures that endotracheal tube can finally break away from intubate mouth 4 smoothly.

The connecting structure of the intubation guide tube 9 and the mask body 1 is a funnel structure 10. The structure is more beneficial to the entering of the tracheal catheter during intubation.

The oxygen supply connecting pipe 5 of the anesthesia machine is a telescopic hose. The head end of the anesthesia machine oxygen supply connecting pipe 5 is connected with an anesthesia machine oxygen supply pipe joint 11. The connecting tube is about 5 cm when contracted and about 10 cm long after being expanded. The structure can facilitate the operation of the anesthesia machine during connection.

The upper wall and the lower wall of the intubation guide tube 9 at the occlusion part are flat structures; this structure enables patient's oral cavity tooth when interlock intubate guide tube 9, and the interlock area is bigger, and the tooth of participation interlock is more, and average atress is littleer when single tooth is occluded, and then reduces the tooth damage.

Claims

1. A mask for continuous oxygen delivery when intubated, comprising a mask body (1); the method is characterized in that: the top of the mask main body (1) is provided with a cannula opening (4), and the side wall of the mask main body (1) is provided with an anesthesia machine oxygen supply connecting pipe (5); the inner wall of the mask main body (1) is provided with a cannula guide tube (9) which is communicated with the cannula opening (4) and can extend into the oropharynx, and the bending shape of the extending part is matched with the oropharynx; the side wall of the intubation guide tube (9) close to one side of the oxygen supply connecting tube (5) of the anesthesia machine is of a through groove structure (6); the cannula opening (4) is also provided with a hole plug (7).

2. A mask for continuous oxygen delivery when intubated according to claim 1, wherein: the rubber membrane (8) is covered at the position of the cannula opening (4), a round hole is formed in the center of the rubber membrane (8), and a hole plug (7) is plugged on the round hole.

3. A mask for continuous oxygen delivery when intubated according to claim 1, wherein: the connecting structure of the intubation tube (9) and the mask main body (1) is a funnel structure (10).

4. A mask for continuous oxygen delivery when intubated according to claim 1, wherein: the oxygen supply connecting pipe (5) of the anesthesia machine is a telescopic hose.

5. A mask for continuous oxygen delivery when intubated according to claim 1, wherein: the upper wall and the lower wall of the intubation guide tube (9) at the occlusion part are flat structures.