CN217218967U

CN217218967U - Mouth gag

Info

Publication number: CN217218967U
Application number: CN202123419299.9U
Authority: CN
Inventors: 秦聪聪
Original assignee: Huaxian People's Hospital
Current assignee: Huaxian People's Hospital
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-08-19
Anticipated expiration: 2031-12-31

Abstract

The utility model belongs to the technical field of oral medical instruments, in particular to a mouth gag, which comprises two tooth blocking plates hinged with each other, wherein the top surface end part of the tooth blocking plate positioned above is fixedly connected with a hard jaw air bag which is contacted with the hard jaw of a patient and the back of gum through inflation expansion, the bottom surface end part of the tooth blocking plate positioned below is fixedly connected with a tongue area air bag which is contacted with the tongue area of the patient through inflation expansion, and two supporting air bags which are used for driving the two tooth blocking plates to open through inflation expansion are fixedly connected between the two tooth blocking plates; exert effort through the inflation of hard jaw gasbag and sublingual area gasbag and patient's hard jaw and sublingual area contact, and then avoid the tooth atress to open the condition that leads to the tooth to become flexible, the time mouth side pin is located the lip outside, can avoid keeping off the dental lamina and remove to the oral cavity inboard, simultaneously through the elastic buffering of gasbag, can avoid causing contact damage to patient's hard jaw and tongue, sublingual area, increased the security of using.

Description

Mouth gag

Technical Field

The utility model belongs to the technical field of oral medical instrument, concretely relates to mouth gag.

Background

Mouth openers, also called mouth openers, are used for breathing difficulty or unconsciousness need to lavage the use when the oral cavity of propping open the apparatus, and some mouth openers open patient's lip, are mainly directed at the dentistry and are more convenient for the observation of tooth, and some mouth openers are for opening patient's oral cavity, are convenient for carry out oral cavity operation to unconscious patient when the operation of the inside of oral cavity and need to get into pipeline or apparatus from the oral cavity.

SUMMERY OF THE UTILITY MODEL

Because patient when the oral cavity is opened, some patients receive the muscle influence can exert pressure to the mouth gag, when opening to some patient's oral area that the unconscious is not intentioned simultaneously, can produce great pressure to the mouth gag when receiving pain or other circumstances and leading to the lip to close, and the mouth gag is used in pure tooth portion, and if old and great this moment, the tooth is ageing, causes the not hard up condition of tooth very easily, the utility model provides a mouth gag has the characteristics that utilize chin and tongue lower region to exert effort and avoid the tooth atress to lead to the tooth not hard up.

The utility model provides a following technical scheme: including two articulated fender dental lamina each other, be located the top keep off the hard jaw gasbag that the top surface tip fixedly connected with of dental lamina contacted through aerifing inflation and patient's hard jaw and gum rear, be located the below keep off dental lamina bottom surface tip fixedly connected with through aerifing the tongue lower region gasbag that inflation and patient's tongue lower region contacted, two the outside equal fixedly connected with of pin joint of fender dental lamina has to the mouth side pin of hard jaw gasbag one side bending, two fixedly connected with two between the fender dental lamina is used for aerifing the inflation and drives two the support gasbag that the fender dental lamina opened.

The two tooth blocking plates are bent towards one side of the supporting air bag, one ends, far away from the mouth side blocking rods, of the tooth blocking plates are arc-shaped, and arc-shaped protruding surfaces matched with the mouth side blocking rods are arranged on one sides, close to the end parts of the mouth side blocking rods, of the hard jaw air bags.

Wherein, hard jaw gasbag is kept away from the attached face of arc identical with patient's upper gingiva radian is seted up to one side of protruding face of arc, two tip shapes of sublingual area gasbag with the shape of hard jaw gasbag is laminated mutually.

Wherein, be located the top keep off the equal fixedly connected with top journal stirrup in dental lamina both ends, the quantity of top journal stirrup is four, and two bisymmetry distribute is in the bottom surface of keeping off the dental lamina is located the below keep off two end journal stirrups of dental lamina top surface fixedly connected with, end journal stirrup is located two the inside of top journal stirrup, top journal stirrup with rotate through the connecting axle between the end journal stirrup and connect, mouth side pin fixed connection be in the surface of connecting axle.

The mouth side stop lever is composed of a nylon rod and a sponge layer, and the sponge layer surrounds the outside of the nylon rod.

The supporting air bag is connected with the external air supply mechanism in a sealing mode through a hose, the hose of the supporting air bag penetrates through the two supporting lugs, and the hose of the supporting air bag is located right above the bottom supporting lug.

The utility model has the advantages that:

exert the effort through the inflation of hard jaw gasbag and sublingual area gasbag and patient's hard jaw and sublingual area contact, and then avoid the tooth atress to open the condition that leads to the tooth to become flexible, make mouth side pin be located the lip outside, can avoid keeping off the dental lamina and remove to the oral cavity inboard, simultaneously through the elastic buffering of gasbag, can avoid causing contact damage to patient's hard jaw and tongue, sublingual area, increased the security of using.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is an opening schematic view of the present invention;

fig. 3 is a schematic side view of the present invention;

fig. 4 is a rear view of the present invention;

fig. 5 is a schematic top view of the present invention;

in the figure: 1. a tooth blocking plate; 11. a top lug; 12. a bottom lug; 13. a connecting shaft; 2. a hard jaw air bag; 21. an arc convex surface; 22. an arc-shaped attaching surface; 3. a support airbag; 4. a mouth-side stop lever; 5. the sublingual area gasbag.

Detailed Description

Referring to fig. 1-5, the present invention provides the following technical solutions: including two articulated fender dental lamina 1 each other, the top surface tip fixedly connected with that is located the fender dental lamina 1 of top is through aerifing the hard jaw gasbag 2 of inflation and the hard jaw of patient and gum rear contact, the 1 bottom surface tip fixedly connected with of fender dental lamina that is located the below is through aerifing the tongue inferior region gasbag 5 of inflation and the contact of patient tongue inferior region, two outside equal fixedly connected with of pin joint of keeping off dental lamina 1 have to the mouth side pin 4 of the 2 one side bending of hard jaw gasbag, two fixedly connected with between the fender dental lamina 1 are used for aerifing the inflation and drive two support gasbags 3 that keep off dental lamina 1 and open.

In this embodiment: under the condition that the tooth blocking plates 1 are not subjected to external force, the front ends are mutually contacted at the moment, the tail parts are opened and closed to form a tip in the front, the oral cavity of a patient is opened at the moment, the two tooth blocking plates 1 are inserted into the oral cavity of the patient, the supporting air bags 3 are inflated at the moment, the hard jaw air bags 2 and the tongue lower area air bags 5 are inflated at the same time, the two tooth blocking plates 1 are expanded to the outside, the two tooth blocking plates 1 are further moved to the hard jaw area and the tongue lower area, the tongue of the patient is placed at the top of the tooth blocking plates 1 at the moment, the tongue can be effectively pressed down by matching with a tongue pressing mechanism, the breathing difficulty of the patient is prevented, or the tongue lower area air bags 5 are directly acted on the tongue, the oral cavity is opened, the purpose of pressing the tongue can be simultaneously completed, and the acting force is exerted by the expansion of the hard jaw air bags 2 and the tongue lower area air bags 5 and the contact with the hard jaw area and the tongue lower area of the patient, and then avoid the tooth atress to open the condition that leads to the tooth not hard up, it is more convenient to use with the old man, protection tooth that can be fine, mouth side pin 4 is located the lip outside simultaneously, can avoid keeping off dental lamina 1 and remove to the oral cavity inboard, simultaneously through the elastic buffer of gasbag, can avoid causing contact damage to patient's hard jaw and tongue, sublingual area, has increased the security of using.

The two tooth blocking plates 1 are both bent towards one side of the supporting airbag 3, one ends of the tooth blocking plates 1, which are far away from the mouth side blocking rods 4, are both arc-shaped, and one side, which is close to the end parts of the mouth side blocking rods 4, of the hard jaw airbags 2 is provided with arc-shaped convex surfaces 21 matched with the mouth side blocking rods 4; the bending purpose is to form arc contact with the soft surface when the tooth blocking plate 1 is contacted with the oral tissue, so that the contact area is increased, one end of the tooth blocking plate 1, which is far away from the mouth side blocking rod 4, is arc-shaped so as to prevent corners from damaging the oral tissue when being inserted, and the arc-shaped convex surface 21 is mainly used for further increasing the area of the hard jaw air bag 2.

An arc attaching surface 22 matched with the radian of the upper gum of the patient is arranged on one side of the hard jaw airbag 2 away from the arc convex surface 21, and the shapes of two end parts of the sublingual area airbag 5 are matched with the shape of the hard jaw airbag 2; because the areas close to the outside after the hard jaw air bags 2 and the sublingual area air bags 5 are expanded are positioned on the inner side of the teeth, the arc attaching surfaces 22 can be well matched with the area behind the gum, the contact area is improved, and the teeth are prevented from being damaged.

The two ends of the upper tooth blocking plate 1 are fixedly connected with four top support lugs 11, the four top support lugs 11 are symmetrically distributed on the bottom surface of the tooth blocking plate 1 in pairs, the top surface of the lower tooth blocking plate 1 is fixedly connected with two bottom support lugs 12, the bottom support lugs 12 are positioned inside the two top support lugs 11, the top support lugs 11 and the bottom support lugs 12 are rotatably connected through a connecting shaft 13, and the mouth side blocking rod 4 is fixedly connected to the surface of the connecting shaft 13; the top support lug 11 and the bottom support lug 12 are matched to form a hinged cavity, the two-way matching hinge can form a good limit, at the moment, the connecting shaft 13 not only plays a role in connecting the top support lug 11 and the bottom support lug 12, but also forms a good limit effect by contacting the mouth side stop lever 4 with the lip edge of a patient, and further prevents the tooth blocking plate 1 from extending inwards.

The mouth side stop lever 4 consists of a nylon rod and a sponge layer, and the sponge layer is surrounded outside the nylon rod; the nylon has micro elasticity, the contact acting force of the mouth side stop lever 4 and the lips can be increased through the sponge, and the condition that the pressure loss is caused by the peripheral stress of the mouth is avoided.

The supporting air bag 3 is hermetically connected with an external air supply mechanism through a hose, the hose of the supporting air bag 3 penetrates between the two top lugs 11, and the hose of the supporting air bag 3 is positioned right above the bottom lug 12; the limiting cavity formed by hinging can prevent the air pipe of the supporting air bag 3 from entering the space between the two tooth blocking plates 1 to influence the inner space and interfere the subsequent operation.

The utility model discloses a theory of operation and use flow: open the back with patient's oral cavity, it is inside to insert patient's oral cavity with two fender dental lamina 1, inflate through supporting gasbag 3 this moment, inflate back to hard jaw gasbag 2 and sublingual area gasbag 5 simultaneously, two keep off dental lamina 1 and expand to the outside, and then make two fender dental lamina 1 remove to hard jaw district and sublingual area, exert effort through hard jaw gasbag 2 and sublingual area gasbag 5's inflation and patient's hard jaw and sublingual area contact, and then avoid the tooth atress to open the condition that leads to the tooth not hard up, make mouth side pin 4 be located the lip outside, can avoid keeping off dental lamina 1 and remove to the oral cavity inboard, the elasticity buffering through the gasbag simultaneously, can avoid hard jaw and tongue to patient, sublingual area causes contact damage, the security of use has been increased.

Claims

1. An opener, characterized in that: including two articulated fender dental lamina (1) each other, be located the top keep off the hard jaw gasbag (2) of top surface tip fixedly connected with of dental lamina (1) through aerifing inflation and patient's hard jaw and gum rear contact, be located the below keep off dental lamina (1) bottom surface tip fixedly connected with through aerifing tongue inferior region gasbag (5) of inflation and patient's tongue inferior region contact, two the pin joint outside equal fixedly connected with of fender dental lamina (1) is to the mouth side pin (4) of hard jaw gasbag (2) one side bending, two fixedly connected with two between fender dental lamina (1) is used for aerifing the inflation and drives two keep off the open support gasbag (3) of dental lamina (1).

2. The mouth gag of claim 1, wherein: two keep off dental lamina (1) all to support gasbag (3) one side bending, keep away from dental lamina (1) the one end of mouth side pin (4) is arc, hard jaw gasbag (2) are close to one side of mouth side pin (4) tip seted up with mouth side pin (4) matched with arc bulge face (21).

3. An opener according to claim 2, in which: keep away from hard jaw gasbag (2) the attached face of arc (22) identical with patient's last gum radian is seted up to one side of protruding face of arc (21), two tip shapes of tongue inferior region gasbag (5) with the shape of hard jaw gasbag (2) is laminated mutually.

4. An opener according to claim 1, in which: be located the top keep off the equal fixedly connected with top journal stirrup (11) in dental lamina (1) both ends, the quantity of top journal stirrup (11) is four, and two bisymmetry distributions are in the bottom surface of keeping off dental lamina (1), be located the below keep off dental lamina (1) top surface fixedly connected with two end journal stirrup (12), end journal stirrup (12) are located two the inside of top journal stirrup (11), top journal stirrup (11) with rotate through connecting axle (13) between end journal stirrup (12) and connect, mouth side pin (4) fixed connection be in the surface of connecting axle (13).

5. An opener according to claim 1, in which: the mouth side stop lever (4) is composed of a nylon rod and a sponge layer, and the sponge layer surrounds the outside of the nylon rod.

6. An opener according to claim 4, in which: support gasbag (3) through hose and outside air feed mechanism sealing connection, the hose of supporting gasbag (3) passes two between top journal stirrup (11), just the hose of supporting gasbag (3) is located directly over end journal stirrup (12).