CN215192370U

CN215192370U - Visual mouth gag capable of fixing tracheal catheter

Info

Publication number: CN215192370U
Application number: CN202120477190.1U
Authority: CN
Inventors: 单国法
Original assignee: Funing People's Hospital
Current assignee: Funing People's Hospital
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-12-17
Anticipated expiration: 2031-03-04

Abstract

The utility model relates to a visual mouth gag of fixed endotracheal tube. The tongue depressor comprises a tongue depressing mechanism, a tooth buckle mechanism and an opener seat which is in adaptive connection with the tongue depressing mechanism and the tooth buckle mechanism, and also comprises a tongue depressing adjusting connecting plate which is in adaptive connection with the tongue depressor and the opener seat, wherein the tongue depressor is connected with a first end of the tongue depressing adjusting connecting plate; the inner side of the tongue depressor is provided with a tongue depressor groove capable of allowing the tracheal catheter to be embedded, the first end of the tongue depressor adjusting connecting plate is provided with an adjusting connecting plate groove capable of being matched with the tracheal catheter, and the adjusting connecting plate groove penetrates through the tongue depressor adjusting connecting plate; after the tongue pressing plate groove on the inner side of the tongue pressing plate and the adjusting connecting plate groove of the tongue pressing adjusting connecting plate are in adaptive connection with the required tracheal catheter, the tracheal catheter can be fixed on the tongue pressing mechanism. The utility model discloses can effectively realize fixing endotracheal tube, can satisfy visual demand in the use, improve the convenience, safe and reliable that use.

Description

Visual mouth gag capable of fixing tracheal catheter

Technical Field

The utility model relates to a mouth gag, in particular to a visual mouth gag capable of fixing a tracheal catheter.

Background

In the present stage, people increasingly attach more importance to oral hygiene and oral care, and the demands for oral care are increasingly diversified and diversified. Mouth openers are generally used in oral care, so that the use safety and the cost performance of mouth openers are more and more emphasized by people. Commonly used mouth openers mainly include U-shaped mouth openers made of low density polyethylene material, mouth openers made of metal material, tongue depressors, and spiral mouth openers. Although there are many types of mouth gag that can be used, the use of the existing commonly used mouth gag is not ideal and is difficult to meet the requirements of practical use.

Disclosure of Invention

The utility model aims at overcoming the not enough of existence among the prior art, providing a can fix endotracheal tube's visual type mouth gag, it can effectively realize satisfying visual demand to endotracheal tube's fixed in the use, improves the convenience of using, safe and reliable.

According to the technical scheme provided by the utility model, the visual mouth gag capable of fixing the tracheal catheter comprises a tongue pressing mechanism, a tooth buckle mechanism and a mouth gag seat which is in adaptive connection with the tongue pressing mechanism and the tooth buckle mechanism, wherein the tongue pressing mechanism can move relative to the mouth gag seat so as to adjust the distance between a tongue pressing plate in the tongue pressing mechanism and a tooth buckle body in the tooth buckle mechanism;

the tongue pressing mechanism also comprises a tongue pressing adjusting connecting plate which is in adaptive connection with the tongue pressing plate and the opener seat, and the tongue pressing plate is connected with the first end of the tongue pressing adjusting connecting plate; the inner side of the tongue depressor is provided with a tongue depressor groove capable of allowing the tracheal catheter to be embedded, the first end of the tongue depressor adjusting connecting plate is provided with an adjusting connecting plate groove capable of being matched with the tracheal catheter, and the adjusting connecting plate groove penetrates through the tongue depressor adjusting connecting plate; after the tongue pressing plate groove on the inner side of the tongue pressing plate and the adjusting connecting plate groove of the tongue pressing adjusting connecting plate are in adaptive connection with the required tracheal catheter, the tracheal catheter can be fixed on the tongue pressing mechanism.

The end part positioning body of the conduit is arranged at one end of the opener seat, which is close to the tooth buckle body, and the tracheal conduit can penetrate out of the adjusting connecting plate groove and is limited and fixed at the end part above the opener seat through the conduit end part positioning body.

The tooth buckle mechanism comprises a tooth buckle connecting frame matched with a tooth buckle body, one end of the tooth buckle connecting frame is fixedly connected with the opener seat, and the tooth buckle body is assembled at the other end of the tooth buckle connecting frame;

at least two tooth buckle bodies are arranged on the tooth buckle connecting frame, wherein one tooth buckle body is fixed at the end part of the tooth buckle connecting frame, and the other tooth buckles can move on the tooth buckle connecting frame.

The tooth buckle connecting frame is U-shaped, and the tooth buckle body including the tooth buckle connecting body that can be connected with tooth buckle connecting frame and with tooth buckle board of tooth buckle connecting body fixed connection the tooth buckle cover can be put to the tooth buckle board, adopt separable connection between tooth buckle cover and tooth buckle board.

The lower part of the opener seat is provided with a tongue pressing connecting plate assembling groove allowing the tongue pressing adjusting connecting plate to be embedded, and the tongue pressing adjusting connecting plate is embedded in the tongue pressing connecting plate assembling groove and can move in the tongue pressing connecting plate assembling groove;

and an adjusting connecting plate handle is arranged at the second end part of the tongue depressing adjusting connecting plate, and the adjusting connecting plate handle and the tongue depressor are respectively positioned outside the two end parts of the opener seat after the adjusting tongue depressing connecting plate is embedded in the tongue depressing connecting plate assembling groove.

The connecting plate locking mechanism is arranged on the opener seat, and the tongue pressing adjusting connecting plate can be locked in the opener seat through the connecting plate locking mechanism;

the connecting plate locking mechanism comprises a locking connecting plate, the locking connecting plate is hinged to the opener seat, the first end of the locking connecting plate can be connected with the locking elastic body on the opener seat, and the second end of the locking connecting plate can penetrate through the opener seat and then be embedded in the locking connecting groove on the tongue depressing adjusting connecting plate.

A side opening part which can be communicated with the adjusting connecting plate groove is arranged at the side part of the first end of the tongue depressing adjusting connecting plate, and the side opening part penetrates through the corresponding side of the tongue depressing adjusting connecting plate;

the catheter end positioning body is arched, one end of the catheter end positioning body is fixed with the opener seat, and a positioning opening allowing the tracheal catheter to pass through is formed between the other end of the catheter end positioning body and the opener seat;

the U-shaped opening, the side opening part of the tooth buckle connecting frame and the positioning opening formed by the catheter end positioning body and the opener seat are all positioned on the same side of the axis of the opener seat.

The visual instrument positioning frame is arranged on the outer side face of the tongue depressor, and the visual instrument can enter the inner side of the tongue depressor through the visual instrument positioning frame and can be locked on the tongue depressor.

The visual instrument positioning frame comprises an instrument positioning guide tube arranged on the tongue depressor and an instrument locking body arranged on the instrument positioning guide tube, a visual instrument can be arranged in the instrument positioning guide tube and enters the inner side of the tongue depressor through the instrument positioning guide tube, the visual instrument can be locked in the instrument positioning guide tube through the instrument locking body, and the visual instrument comprises a camera and/or a bronchofiberscope.

And the end of the opener seat far away from the tooth buckle body is provided with symmetrically distributed adjusting holding parts, and the material of the tongue pressing mechanism, the tooth buckle mechanism and the opener seat comprises stainless steel or medical plastic.

The utility model has the advantages that: the tongue depressor is connected with the first end of the tongue depressor adjusting connecting plate, and the position of the tongue depressor outside the end part of the opener seat can be adjusted after the tongue depressor adjusting connecting plate moves relative to the opener seat; the effective positioning and fixing of the tracheal catheter can be realized through the tongue depressor groove at the inner side of the tongue depressor, the adjusting connecting plate groove at the first end of the tongue depressor adjusting connecting plate and the catheter end positioning body on the opener seat; can also set up visual apparatus locating rack on the tongue depressor, can realize the assembly of visual apparatus simultaneously through visual apparatus locating rack to can acquire required video or image information steadily, improve the convenience, safe and reliable that use.

Drawings

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

Fig. 2 is a schematic view of the present invention cooperating with a tracheal catheter.

Fig. 3 is a perspective view of a first embodiment of the tongue depressing mechanism of the present invention.

Fig. 4 is a schematic diagram of a first implementation structure of the tongue depressing mechanism of the present invention.

Fig. 5 is a schematic view of the tongue depressor provided with an etching instrument positioning frame according to the present invention.

Fig. 6 is a perspective view of the back of fig. 5.

Fig. 7 is a view showing a state of use in cooperation with an endotracheal tube using the structure of fig. 5.

Fig. 8 is an enlarged view of a in fig. 5.

Fig. 9 is a schematic view of the matching between the opener seat and the tooth buckle mechanism of the present invention.

Fig. 10 is a perspective view of the back of fig. 9.

Fig. 11 is a schematic view of the lock connecting plate of the present invention.

Fig. 12 is a side perspective view of the embodiment of fig. 5.

Description of reference numerals: 1-opener seat, 2-adjusting connecting plate handle, 3-adjusting holding part, 4-tongue depressor, 5-tongue depressor groove, 6-tongue depressor through hole, 7-locking connecting plate, 8-buckle connecting frame, 9-fixing buckle, 10-movable buckle, 11-buckle sleeve, 12-conduit end positioning body, 13-locking connecting plate friction increasing part, 14-locking elastic body, 15-adjusting connecting plate groove, 16-opener hinged seat, 17-opener seat locking hole, 18-side opening part, 19-conduit body, 20-conduit air bag, 21-inflation/deflation sealing valve, 22-inflation/deflation conduit, 23-tracheal conduit joint, 24-tongue depressor connecting plate, 25-locking connecting groove, 26-articulated shaft, 27-positioning side plate, 28-instrument positioning catheter lumen, 29-instrument locking body, 30-instrument positioning catheter, 31-tongue pressing connecting plate assembling groove, 32-elastomer connecting column, 33-seat body hinged connecting plate, 34-seat body hinged connecting plate hole, 35-buckle plate, 36-locking connecting plate hinged plate, 37-locking connecting plate hinged plate hole and 38-locking head.

Detailed Description

The invention is further described with reference to the following specific drawings and examples.

As shown in fig. 1, 2, 5, 6, 7 and 12: in order to effectively realize the fixation of the tracheal catheter, the utility model comprises a tongue pressing mechanism, a tooth buckle mechanism and an opening device seat 1 which is in adaptive connection with the tongue pressing mechanism and the tooth buckle mechanism, wherein the tongue pressing mechanism can move relative to the opening device seat 1 so as to adjust the distance between a tongue pressing plate 4 in the tongue pressing mechanism and a tooth buckle body in the tooth buckle mechanism;

the tongue pressing mechanism further comprises a tongue pressing adjusting connecting plate 24 which is in adaptive connection with the tongue pressing plate 4 and the opener seat 1, and the tongue pressing plate 4 is connected with a first end of the tongue pressing adjusting connecting plate 24; a tongue depressor groove 5 which can allow the tracheal catheter to be embedded is arranged on the inner side of the tongue depressor 4, an adjusting connecting plate groove 15 which can be matched with the tracheal catheter is arranged at the first end of a tongue depressor adjusting connecting plate 24, and the adjusting connecting plate groove 15 penetrates through the tongue depressor adjusting connecting plate 24; after the tongue pressing plate groove 5 at the inner side of the tongue pressing plate 4 and the adjusting connecting plate groove 15 of the tongue pressing adjusting connecting plate 24 are in adaptive connection with a required tracheal catheter, the tracheal catheter can be fixed on the tongue pressing mechanism.

Specifically, the material of the tongue pressing mechanism, the tooth buckle mechanism and the opener seat 1 comprises stainless steel or medical plastics, when the tongue pressing mechanism, the tooth buckle mechanism and the opener seat 1 are made of stainless steel, repeated use can be achieved in a disinfection mode, when the tongue pressing mechanism, the tooth buckle mechanism and the opener seat 1 are made of medical plastics, disposable use can be achieved, and certainly, the adopted medical plastics need to meet specific use strength requirements. When the oral cavity is opened, the tongue pressing mechanism can be used for pressing the tongue body, the tooth buckle structure can be used for contacting the upper jaw teeth, when the distance between the tongue pressing plate and the tooth buckle body is adjusted, the opening degree of different oral cavities can be adjusted, and the process of specifically opening the oral cavity by using the tongue pressing mechanism and the tooth buckle body is consistent with the prior art, is particularly well known by people in the technical field and is not repeated herein.

The embodiment of the utility model provides an in, the tooth of the tooth in detaining the mechanism is generally located the outside of tongue depressor 4, tongue depressor 4 is located the tip of opener seat 1 outward, tongue depressor 4 adjusts even board 24 and opener seat 1 adaptation through the tongue depressor and is connected, wherein, tongue depressor 4 is connected with the first end of tongue depressor regulation even board 24, tongue depressor 4 and tongue depressor are adjusted even board 24 and have and are close to or be less than 90 contained angle, tongue depressor is adjusted even board 24 can and opener seat 1 relative motion within a definite time, through the tongue depressor adjust even board 24 motion in opener seat 1, can realize adjusting the position of tongue depressor 4, after tongue depressor 4 position change, the position between tongue depressor 4 and the tooth is detained the body and is changed along with it.

The inner side of the tongue depressor 4 is provided with a tongue depressor groove 5, the tongue depressor groove 5 is in a groove shape on the inner side of the tongue depressor 4, the inner side of the tongue depressor 4 specifically refers to a side surface far away from the tooth buckle body, the length direction of the tongue depressor groove 5 is consistent with the length direction of the tongue depressor 4, the specific width of the tongue depressor groove 5 is matched with the pipe diameter of the tracheal catheter, so as to allow the tracheal catheter to be embedded in the tongue depressor groove 5, and the tongue depressor groove is specifically well known by persons in the technical field and is not described herein again. The end part of the tongue depressor 4, which is adjacent to the tongue depressor adjusting connecting plate 24, is provided with a tongue depressor through hole 6, and the tongue depressor through hole 6 penetrates through the tongue depressor 4.

The first end of the tongue depressing adjusting connecting plate 24 is provided with an adjusting connecting plate groove 15, the adjusting connecting plate groove 15 penetrates through the tongue depressing adjusting connecting plate 24, the adjusting connecting plate groove 15 can allow an endotracheal tube embedded in the tongue depressing plate groove 5 to pass through, the adjusting connecting plate groove 15 is matched with the outer diameter of the endotracheal tube, and when the endotracheal tube is arranged in the adjusting connecting plate groove 15, the endotracheal tube and the tongue depressing adjusting connecting plate 24 can be fixed. Therefore, after the tongue pressing plate groove 5 at the inner side of the tongue pressing plate 4 and the adjusting connecting plate groove 15 of the tongue pressing adjusting connecting plate 24 are matched and connected with a required tracheal catheter, the tracheal catheter can be fixed on the tongue pressing mechanism. After the tracheal catheter and the tongue pressing mechanism are fixed, the reliability of the use of the tracheal catheter in the oral cavity opening process can be maintained or achieved, and the condition that the tracheal catheter is affected by pressing the tracheal catheter and the like is reduced or avoided.

Further, a conduit end positioning body 12 is arranged at one end of the shedding machine seat 1 adjacent to the tooth buckle body, and the tracheal conduit can penetrate out of the adjusting connecting plate groove 15 through the conduit end positioning body 12 and is limited and fixed at the end part above the shedding machine seat 1.

In the embodiment of the present invention, the catheter end positioning body 12 is located on the opener seat 1 near one end of the buckle body, and the catheter end positioning body 12 and the tongue depressor 4 are located on two corresponding sides of the opener seat 1 respectively. Generally, the endotracheal tube includes a tube body 19, a tube balloon 20 is disposed at a first end of the tube body 19, a endotracheal tube connector 23 is disposed at a second end of the tube body 19, an inflation/deflation tube 22 and an inflation/deflation seal valve 21 connected to the inflation/deflation tube 22 are disposed at a second end of the tube body 19, the inflation/deflation tube 22 can inflate and deflate the tube balloon 20, and the tube balloon 20, the tube body 19 and the endotracheal tube connector 23 are specifically matched with each other and are known to those skilled in the art, and therefore details thereof are not repeated herein.

When the tracheal catheter is fixed, generally, the first end of the catheter body 19 is embedded in the tongue depressor groove 15, the tracheal catheter 20 is positioned outside the tongue depressor 4, the middle part of the catheter body 19 is positioned in the adjusting connecting plate groove 15, and the second end of the catheter body 19 is positioned above the opener seat 1. The second end of the catheter body 19 can be fixed in a limiting manner by the catheter end positioning body 12, as shown in fig. 2. When the tracheal catheter is fixed by matching the catheter end positioning body 12, the adjusting connecting plate groove 15 and the tongue pressing plate groove 5 with the catheter body 19, the tracheal catheter can be prevented from deviating to block sight to influence operation and the like.

As shown in fig. 1, 2, 5, 6, 9, 10 and 12, the tooth buckle mechanism includes a tooth buckle connecting frame 8 adapted to a tooth buckle body, one end of the tooth buckle connecting frame 8 is fixedly connected to the opening seat 1, and the tooth buckle body is assembled to the other end of the tooth buckle connecting frame 8;

at least two tooth buckle bodies are arranged on the tooth buckle connecting frame 8, wherein one tooth buckle body is fixed at the end part of the tooth buckle connecting frame 8, and the other tooth buckles can move on the tooth buckle connecting frame 8.

In the embodiment of the present invention, the tooth buckle connecting frame 8 is connected to one end of the opener seat 1 adjacent to the tongue depressor 4, and the joint between the tooth buckle connecting frame 8 and the opener seat 1 is located at the side of the opener seat 1. At least two tooth buckle bodies are arranged on the tooth buckle connecting frame 8, wherein the tooth buckle body positioned at or near the end part of the tooth buckle connecting frame 8 is fixedly connected with the tooth buckle connecting frame 8, and the rest tooth buckles can move on the tooth buckle connecting frame 8, so that the distance between the tooth buckle bodies can be adjusted through the movement of the tooth buckle bodies on the tooth buckle connecting frame 8, and the adjustment of the contact position of the tooth buckle bodies and the upper jaw teeth is realized.

Further, the profile of the tooth buckle connecting frame 8 is U-shaped, the tooth buckle body comprises a tooth buckle connecting body which can be connected with the tooth buckle connecting frame 8 and a tooth buckle plate 35 which is fixedly connected with the tooth buckle connecting body, the tooth buckle plate 35 can be sleeved with a tooth buckle sleeve 11, and the tooth buckle sleeve 11 is detachably connected with the tooth buckle plate 35.

The embodiment of the utility model provides an in, tooth is detained link 8 and is the U type, and when the tooth that adopts the U type was detained link 8, can guarantee that tooth detains the one end of link 8 and is fixed with opening seat 1, the tooth detains the body and installs behind tooth detains the other end of link 8, and the tooth detains the body and can be located the outside of opening seat 1 tip. The tooth buckle connecting frame 8 and the opener seat 1 are positioned in the same plane. In the above-described drawings, the two tooth buckle bodies, i.e., the fixed tooth buckle 9 and the movable tooth buckle 10, are provided on the tooth buckle connection bracket 8, and the fixed tooth buckle 9 and the movable tooth buckle 10 may have the same configuration.

As shown in fig. 9 and 10, the tooth buckle connecting body may be in a shape of a collar, and the tooth buckle connecting body may be sleeved on the tooth buckle connecting frame 8, and may be selectively fixed on the tooth buckle connecting frame 8 or may be movable on the tooth buckle connecting frame 8 through the tooth buckle connecting body according to a connection form with the tooth buckle connecting frame 8. The tooth buckle plate 35 is an arc-shaped plate, the tooth buckle sleeve 11 can be sleeved on the tooth buckle plate 35, the tooth buckle sleeve 11 can be generally made of flexible materials such as medical silica gel, and when the tooth buckle sleeve 11 is in contact with teeth, damage to the teeth can be reduced or avoided. The tooth buckle sleeve 11 and the tooth buckle plate 35 are separable, so that different tooth buckle sleeves 11 can be replaced, and the use convenience and reliability are improved.

Further, a tongue pressing connecting plate assembling groove 31 allowing the tongue pressing adjusting connecting plate 24 to be embedded is arranged at the lower part of the opener seat 1, and the tongue pressing adjusting connecting plate 24 is embedded in the tongue pressing connecting plate assembling groove 31 and can move in the tongue pressing connecting plate assembling groove 31;

an adjusting connecting plate handle 2 is arranged at the second end part of the tongue depressing adjusting connecting plate 24, the adjusting connecting plate 24 is embedded in the tongue depressing connecting plate assembling groove 31, and the adjusting connecting plate handle 2 and the tongue depressing plate 4 are respectively positioned outside the end parts of the two ends of the opener seat 1.

In the embodiment of the present invention, in order to realize the matching between the shedding machine seat 1 and the tongue-pressing adjusting connecting plate 24, the tongue-pressing connecting plate assembling groove 31 is provided in the lower portion of the shedding machine seat 1, the shedding machine seat 1 is rectangular, and the tongue-pressing connecting plate assembling groove 31 is distributed along the length of the shedding machine seat 1. The positioning side plate 27 is arranged at the notch of the tongue depressing connecting plate assembling groove 31, the tongue depressing adjusting connecting plate 24 can be arranged in the tongue depressing connecting assembling groove 31, and the tongue depressing adjusting connecting plate 24 can be ensured to be positioned in the tongue depressing connecting plate assembling groove 31 by utilizing the matching of the positioning side plate 27 and the side edge of the tongue depressing adjusting connecting plate 24. After the tongue depressing adjusting connecting plate 24 is positioned in the tongue depressing connecting plate assembling groove 31, the tongue depressing adjusting connecting plate 24 can be pulled to realize the movement of the tongue depressing adjusting connecting plate 24 in the tongue depressing connecting plate assembling groove 31, namely the movement of the tongue depressing adjusting connecting plate 24 in the shedding machine seat 1, and the positioning side plate 27 can ensure that the tongue depressing adjusting connecting plate 24 is always positioned in the shedding machine seat 1 in the movement process.

The adjusting connecting plate handle 2 is located at the second end of the tongue depressing adjusting connecting plate 24, that is, the adjusting connecting plate handle 2 and the tongue depressor 4 are respectively located at two ends of the tongue depressing adjusting connecting plate 24, and the adjusting connecting plate handle 2 and the tongue depressor 4 are both located at the same side of the tongue depressing adjusting connecting plate 24.

In specific implementation, the adjusting connecting plate handle 2 and the tongue depressor 4 are respectively positioned outside the end parts of the two ends of the opener seat 1. An adjusting holding part 3 is arranged at one end of the shedding machine seat 1 adjacent to the adjusting connecting plate handle 2, namely, symmetrically distributed adjusting holding parts 3 are arranged at one end of the shedding machine seat 1 far away from the tooth buckle body. When the position of the tongue depressor 4 needs to be adjusted, medical staff can hold one hand of the adjusting holding part 3, and pull the adjusting connecting plate handle 2 or push the adjusting connecting plate handle by the other hand, so that the position of the tongue depressor 4 can be adjusted quickly.

As shown in fig. 3, 4 and 11, the device further comprises a connecting plate locking mechanism arranged on the opener seat 1, and the tongue pressing adjusting connecting plate 24 can be locked in the opener seat 1 through the connecting plate locking mechanism;

the connecting plate locking mechanism comprises a locking connecting plate 7, the locking connecting plate 7 is hinged to the opener seat 1, a first end of the locking connecting plate 7 can be connected with a locking elastic body 14 on the opener seat 1, and a second end of the locking connecting plate 7 can penetrate through the opener seat 1 and then can be embedded in a locking connecting groove 25 on a tongue depressing adjusting connecting plate 24.

In the embodiment of the present invention, the tongue depressor adjusting connecting plate 24 and the opener seat 1 can be locked to each other through the connecting plate locking mechanism, and after the tongue depressor adjusting connecting plate 24 and the opener seat 1 are locked to each other, the tongue depressor 4 is fixed at the position outside the end of the opener seat 1, so that the position fixation between the tongue depressor 4 and the tooth buckle body can be realized. When the position between the tongue depressor 4 and the tooth buckle body needs to be adjusted again, the tongue depressor adjusting connecting plate 24 is driven to move in the shedding machine seat 1 again only by releasing the locking state of the tongue depressor adjusting connecting plate 24 and the shedding machine seat 1.

In specific implementation, the connecting plate locking mechanism comprises a locking connecting plate 7 positioned above the opener seat 1, the middle part of the locking connecting plate 7 is hinged on the opener seat 1, a first end of the locking connecting plate 7 is connected with the locking elastic body 14, a second end of the locking connecting plate 7 can be placed in a locking connecting groove 25 of a tongue depressing adjusting connecting plate 24 after penetrating through the opener seat 1, and when the second end of the locking connecting plate 7 is matched with a different locking connecting groove 25 on the tongue depressing adjusting connecting plate 24, the position of the tongue depressing plate 4 on the outer side of the opener seat 1 can be different.

The width of the locking connecting plate 7 is smaller than that of the shedding machine seat 1, the locking elastic body 14 can be made of an elastic component such as a spring, an elastic body connecting column 32 is arranged on the shedding machine seat 1, one end of the locking elastic body 14 is connected with the elastic body connecting column 32, the other end of the locking elastic body 14 is connected with the surface, adjacent to the shedding machine seat 1, of the first end of the locking connecting plate 14, the locking elastic body 14 is in a compressed state, and therefore the first end of the locking connecting plate 7 can be jacked up through the locking elastic body 14. A lock connecting plate friction increasing part 13 is arranged on the surface of the first end of the lock connecting plate 7 far away from the opener seat 1, and the reliability of pressing the first end of the lock connecting plate 7 can be increased through the lock connecting plate friction increasing part 13. The second end of the lock link plate 7 is provided with a locking head 38, and the locking head 38 is arc-shaped. The opener seat 1 is provided with an opener seat locking hole 17, and the opener seat locking hole 17 penetrates through the opener seat 1, so that the locking head 38 of the locking connecting plate 7 extends into the opener seat locking hole 17 and can be embedded in the locking connecting groove 25 on the tongue depressing adjusting connecting plate 24.

When the locking of the tongue depressing adjusting connecting plate 24 by the locking connecting plate 7 needs to be released, the first end of the locking connecting plate 7 needs to be pressed, after the first end of the locking connecting plate 7 is pressed, the locking head 38 at the second end of the locking connecting plate 7 can withdraw from the locking connecting groove 25 on the tongue depressing adjusting connecting plate 24, at the moment, the locking connecting plate 7 is not in contact with the tongue depressing adjusting connecting plate 24, the tongue depressing adjusting connecting plate 24 can be driven to move in the opener seat 1, and the position of the tongue depressing plate 4 can be adjusted. After the position of the tongue depressor 4 is adjusted in place, the first end of the locking connecting plate 7 is released from pressing, and the first end of the locking connecting plate 7 is under the action of the locking elastic body 14, so that the second end of the locking connecting plate 7 can be embedded in the corresponding locking connecting groove 25 again, and the locking between the tongue depressor adjusting connecting plate 24 and the opener seat 1 is realized again.

In specific implementation, the mouth gag hinged seat 16 is arranged on the mouth gag seat 1, the mouth gag hinged seat 16 comprises two seat body hinged connecting plates 33 distributed on the mouth gag seat 1, seat body hinged connecting plate holes 34 are arranged on the seat body hinged connecting plates 33, and the seat body hinged connecting plate holes 34 penetrate through the seat body hinged connecting plates 33. A locking link plate hinge plate 36 is arranged on one side of the locking link plate 7 adjacent to the opener seat 1, and a locking link plate hinge plate hole 37 penetrating through the locking link plate hinge plate 36 is arranged on the locking link plate hinge plate 36. When the locking link plate 7 is hinged with the opener seat 1, the hinge shaft 36 of the locking link plate needs to be connected with the seat body hinge connecting plate 33 by the hinge shaft 26, namely, the hinge joint of the opener seat 1 and the locking link plate 7 can be realized by the hinge shaft 26. When the catch link 7 is articulated to the opener seat 1, the first end of the catch link 7 is pressed, so that the catch link 7 moves about the articulation axis 26 and the catch head 38 at the second end of the catch link 7 is lifted. When the pressing of the first end of the lock link plate 7 is released, the locking head 38 of the second end of the lock link plate 7 can be inserted into the corresponding lock link groove 25 after the lock link plate 7 is moved about the hinge shaft 26 by the lock elastic body 14. The tongue depressing adjusting connecting plate 24 is provided with a plurality of locking connecting grooves 25, and the locking connecting grooves 25 are distributed along the length direction of the tongue depressing adjusting connecting plate 24, so that when the locking head 38 is matched with different locking connecting grooves 25, different positions between the tongue depressing adjusting connecting plate 24 and the opener seat 1 can be adjusted to be locked.

Furthermore, a side opening part 18 which can be communicated with the adjusting connecting plate groove 15 is arranged at the side part of the first end of the tongue depressing adjusting connecting plate 24, and the side opening part 18 penetrates through the corresponding side of the tongue depressing adjusting connecting plate 24;

the catheter end positioning body 12 is arched, one end of the catheter end positioning body 12 is fixed with the opener seat 1, and a positioning opening allowing a tracheal catheter to pass through is formed between the other end of the catheter end positioning body 12 and the opener seat 1;

the U-shaped opening of the tooth buckle connecting frame 8, the side opening part 18 and the positioning opening formed by the catheter end positioning body 12 and the opener seat 1 are all positioned on the same side of the axis of the opener seat 1.

The embodiment of the utility model provides an in, side opening 18 link up the side that the tongue is adjusted even board 24, when fixed to endotracheal tube, endotracheal tube's pipe body 19 can get into through side opening 18 and adjust even board groove 15 in, the length of side opening 18 is less than the length of adjusting even board groove 15 on tongue is adjusted even board 24 in pressing.

The catheter end positioning body 12 can be in an arch shape, one end of the catheter end positioning body 12 is fixed with the opener seat 1, and the position where the catheter end positioning body 12 is fixed with the opener seat 1 is adjacent to the joint of the tooth buckle connecting frame 8 and the opener seat 1. The other end of the conduit end positioning body 12 is not contacted with the opener seat 1, namely, the lengths of the two ends of the conduit end positioning body 12 are not consistent, and the end which is not contacted with the opener seat 1 can form a positioning opening which allows the conduit body 19 of the tracheal conduit to pass through, namely, when the conduit end positioning body 12 is used for positioning the end of the tracheal conduit, the conduit body 19 enters the conduit end positioning body 12 through the positioning opening.

In specific implementation, the U-shaped opening of the tooth buckle connecting frame 8, the side opening 18 and the positioning opening formed by the catheter end positioning body 12 and the opener seat 1 are all located on the same side of the axis of the opener seat 1, and at this time, when the endotracheal tube is positioned, after the endotracheal tube is fixedly positioned, the sight line of operation cannot be influenced.

As shown in fig. 5, 6, 7, 8 and 12, the tongue depressor further comprises a visual instrument positioning frame arranged on the tongue depressor 4, the visual instrument positioning frame is arranged on the outer side surface of the tongue depressor 4, and a visual instrument can enter the inner side of the tongue depressor 4 through the visual instrument positioning frame and can be locked on the tongue depressor 4.

The embodiment of the utility model provides an in, can realize the location to visual apparatus through the sculpture apparatus locating rack, when visual apparatus passes through visual apparatus locating rack and tongue depressor 4 cooperation, visual apparatus can get into the inboard of tongue depressor 4 and can lock on tongue depressor 4 to can acquire required image or video information through visual apparatus steadily.

Further, the visual instrument positioning frame comprises an instrument positioning guide tube 30 arranged on the tongue depressor 4 and an instrument locking body 29 arranged on the instrument positioning guide tube 30, a visual instrument can be placed in the instrument positioning guide tube 30 and enters the inner side of the tongue depressor 4 through the instrument positioning guide tube 30, the visual instrument can be locked in the instrument positioning guide tube 30 through the instrument locking body 29, and the visual instrument comprises a camera and/or a bronchofiberscope.

The embodiment of the utility model provides an in, visual apparatus includes camera or bronchofiberscope, and of course, visual apparatus can also adopt other forms, specifically can select as required, specifically for this technical field personnel know here no longer give unnecessary details for. The upper portion of the instrument positioning catheter 30 is located on the outer side of the tongue depressor 4, the instrument positioning catheter 30 having an instrument positioning catheter lumen 28, the instrument positioning catheter lumen 28 being identical to the inner side of the tongue depressor 4. The instrument lock 29 may be in the form of a locking bolt or the like, and may be selected as desired.

A visualization instrument can be placed in the instrument positioning catheter lumen 28 and extend through the instrument positioning catheter lumen 28 into the inside of the tongue depressor 4. When the visual instrument is in place, the visual instrument can be locked within the instrument positioning catheter 30 using the instrument locking body 29.

Claims

1. A visual mouth gag capable of fixing a tracheal catheter comprises a tongue pressing mechanism, a tooth buckle mechanism and a mouth gag seat (1) which is in adaptive connection with the tongue pressing mechanism and the tooth buckle mechanism, wherein the tongue pressing mechanism can move relative to the mouth gag seat (1) so as to adjust the distance between a tongue pressing plate (4) in the tongue pressing mechanism and a tooth buckle body in the tooth buckle mechanism; the method is characterized in that:

the tongue pressing mechanism further comprises a tongue pressing adjusting connecting plate (24) which is in adaptive connection with the tongue pressing plate (4) and the opener seat (1), and the tongue pressing plate (4) is connected with a first end of the tongue pressing adjusting connecting plate (24); a tongue depressor groove (5) capable of allowing an endotracheal tube to be embedded is arranged on the inner side of the tongue depressor (4), an adjusting connecting plate groove (15) capable of being matched with the endotracheal tube is arranged at the first end of a tongue depressor adjusting connecting plate (24), and the adjusting connecting plate groove (15) penetrates through the tongue depressor adjusting connecting plate (24); after the tongue pressing plate groove (5) at the inner side of the tongue pressing plate (4) and the adjusting connecting plate groove (15) of the tongue pressing adjusting connecting plate (24) are in adaptive connection with a required tracheal catheter, the tracheal catheter can be fixed on the tongue pressing mechanism.

2. A visual type mouth gag in which an endotracheal tube can be fixed as claimed in claim 1, characterized by: a conduit end positioning body (12) is arranged at one end of the opener seat (1) close to the tooth buckle body, and the conduit end positioning body (12) can be used for limiting and fixing the end part of the tracheal conduit which penetrates out of the adjusting connecting plate groove (15) and is positioned above the opener seat (1).

3. A visual type mouth gag in which an endotracheal tube can be fixed as claimed in claim 2, characterized by: the tooth buckle mechanism comprises a tooth buckle connecting frame (8) matched with a tooth buckle body, one end of the tooth buckle connecting frame (8) is fixedly connected with the opening machine seat (1), and the tooth buckle body is assembled at the other end of the tooth buckle connecting frame (8);

at least two tooth buckle bodies are arranged on the tooth buckle connecting frame (8), wherein one tooth buckle body is fixed at the end part of the tooth buckle connecting frame (8), and the other tooth buckles can move on the tooth buckle connecting frame (8).

4. A visual type mouth gag in which an endotracheal tube can be fixed as claimed in claim 3, characterized by: the tooth is detained link (8) and is the U type form, the tooth detains the body including the tooth that can be connected with tooth detains link (8) detain the body and with tooth detains link fixed connection's tooth buckle board (35) can overlap tooth and detain cover (11), adopt separable connection between tooth buckle cover (11) and tooth buckle board (35).

5. A visual type mouth gag in which an endotracheal tube can be fixed as claimed in claim 1, characterized by: a tongue pressing connecting plate assembling groove (31) allowing the tongue pressing adjusting connecting plate (24) to be embedded is formed in the lower portion of the opener seat (1), and the tongue pressing adjusting connecting plate (24) is embedded in the tongue pressing connecting plate assembling groove (31) and can move in the tongue pressing connecting plate assembling groove (31);

an adjusting connecting plate handle (2) is arranged at the second end part of the tongue depressing adjusting connecting plate (24), the adjusting connecting plate (24) is embedded in the tongue depressing connecting plate assembling groove (31), and the adjusting connecting plate handle (2) and the tongue depressor (4) are respectively positioned outside the end parts of the two ends of the opener seat (1).

6. A visual type mouth gag in which an endotracheal tube can be fixed as claimed in claim 1, characterized by: the pressing tongue adjusting connecting plate (24) can be locked in the shedding machine seat (1) through the connecting plate locking mechanism;

the connecting plate locking mechanism comprises a locking connecting plate (7), the locking connecting plate (7) is hinged to the opener seat (1), the first end of the locking connecting plate (7) can be connected with a locking elastic body (14) on the opener seat (1), and the second end of the locking connecting plate (7) can penetrate through the opener seat (1) and then be embedded in a locking connecting groove (25) on the tongue depressing adjusting connecting plate (24).

7. The visual type mouth gag of fixable endotracheal tube according to claim 4, characterized by: a side opening part (18) which can be communicated with the adjusting connecting plate groove (15) is arranged at the side part of the first end of the tongue depressing adjusting connecting plate (24), and the side opening part (18) penetrates through the corresponding side of the tongue depressing adjusting connecting plate (24);

the catheter end positioning body (12) is arched, one end of the catheter end positioning body (12) is fixed with the opener seat (1), and a positioning opening allowing the tracheal catheter to pass through is formed between the other end of the catheter end positioning body (12) and the opener seat (1);

the U-shaped opening of the tooth buckle connecting frame (8), the side opening part (18) and the positioning opening formed by the catheter end positioning body (12) and the opener seat (1) are all positioned on the same side of the axis of the opener seat (1).

8. A visual type mouth gag for holding an endotracheal tube according to any one of claims 1 to 7, characterized by: the tongue depressor is characterized by further comprising a visual instrument positioning frame arranged on the tongue depressor (4), wherein the visual instrument positioning frame is arranged on the outer side face of the tongue depressor (4), and a visual instrument can enter the inner side of the tongue depressor (4) through the visual instrument positioning frame and can be locked on the tongue depressor (4).

9. A visual type mouth gag in which an endotracheal tube can be fixed as claimed in claim 8, characterized by: the visual instrument positioning frame comprises an instrument positioning guide tube (30) arranged on the tongue depressor (4) and an instrument locking body (29) arranged on the instrument positioning guide tube (30), a visual instrument can be arranged in the instrument positioning guide tube (30) and enters the inner side of the tongue depressor (4) through the instrument positioning guide tube (30), the visual instrument can be locked in the instrument positioning guide tube (30) through the instrument locking body (29), and the visual instrument comprises a camera and/or a bronchofiberscope.

10. A visual type mouth gag for holding an endotracheal tube according to any one of claims 1 to 7, characterized by: and one end of the opener seat (1) far away from the tooth buckle body is provided with symmetrically distributed adjusting holding parts (3), and the tongue pressing mechanism, the tooth buckle mechanism and the opener seat (1) are made of stainless steel or medical plastics.