CN216020941U

CN216020941U - Oral cavity mouth gag

Info

Publication number: CN216020941U
Application number: CN202121565125.0U
Authority: CN
Inventors: 黄楚琳; 陶奕杉; 孔晓林
Original assignee: Stomatological Hospital of Guangzhou Medical University
Current assignee: Stomatological Hospital of Guangzhou Medical University
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-03-15
Anticipated expiration: 2031-07-08

Abstract

The utility model belongs to the technical field of mouth openers, and particularly relates to an oral mouth opener which comprises a first supporting piece, a second supporting piece and an adjusting structure, wherein the adjusting structure is respectively connected with the first supporting piece and the second supporting piece and is used for adjusting the distance between the first supporting piece and the second supporting piece. The mouth gag can adjust the opening degree of the mouth gag to meet the requirements of different patients and different medical scenes, and can also serve as the function of the suction apparatus, thereby facilitating the operation of medical care personnel.

Description

Oral cavity mouth gag

Technical Field

The utility model belongs to the technical field of mouth openers, and particularly relates to an oral cavity mouth opener.

Background

In the oral treatment and diagnosis process, the patient is required to keep the oral cavity in a greatly opened state in most cases so as to be convenient for the doctor to observe and operate. However, it is difficult for the human body to naturally keep the mouth largely open for a long time, and therefore an opener is usually required to open the mouth. In addition, there is an important link in the oral cavity treatment and diagnosis process, which needs to wash the oral cavity, and it also needs to keep the oral cavity exposed, and then to wash the oral cavity under pressure and cooperate with the suction apparatus to suck out the washing liquid, so that the oral cavity needs to accommodate a plurality of appliances, which affects the operation of the medical staff and also causes the risk of inhalation and washing of the patient. In order to solve the technical problem, chinese patent CN212234724U discloses a medical mouth gag for two-way use, the fixing part of which is rotatably connected with an aspirator, so that the aspirator can be integrated in the mouth gag to reduce the appliances contained in the oral cavity, thereby facilitating the operation of medical staff, but, in the specific implementation process, the mouth gag has different sizes for each patient and different exposure degrees of the mouth needed by different oral cavity diagnosis and treatment procedures, if the mouth gag has only one opening, the patient can keep a larger opening of the oral cavity for a long time, and discomfort is caused.

SUMMERY OF THE UTILITY MODEL

The present invention overcomes at least one of the above-mentioned deficiencies in the prior art by providing an oral cavity opener that can adjust the opening of the opener according to the size of the patient's oral cavity and the needs of different diagnostic and therapeutic procedures, thereby reducing the discomfort of the patient during use.

In order to solve the technical problems, the utility model adopts the technical scheme that:

an oral cavity mouth gag is provided, which comprises a first supporting part, a second supporting part and an adjusting structure, wherein the adjusting structure is respectively connected with the first supporting part and the second supporting part and is used for adjusting the distance between the first supporting part and the second supporting part.

The accessible sets up two support piece in this scheme respectively with upper jaw and lower jaw butt, and the rethread adjusts structural connection and adjusts the distance between two support piece, reaches the function of adjusting the mouth gag aperture to adapt to different patients' oral cavity size needs, satisfy the required oral cavity aperture of different oral cavity diagnosis treatments simultaneously, and then avoid the patient to keep the discomfort that great oral cavity aperture caused for a long time, promote the patient and use experience.

As a further improved structure, the adjusting structure comprises a sleeve and a connecting column, wherein one end of the sleeve is in sliding sleeve connection, the other end of the sleeve is fixedly connected with the first supporting piece, the other end of the connecting column is fixedly connected with the second supporting piece, and the adjusting structure further comprises a tightening device used for limiting the sleeve and the connecting column to axially slide.

As a further improved structure, the tightening device includes a tightening screw, and the tightening screw is in threaded connection with the sleeve and penetrates through the sidewall of the sleeve to abut against the outer sidewall of the connecting column.

As a further improved structure form, the first supporting piece or the second supporting piece is provided with a plurality of limiting structures in a sliding mode and used for being connected with teeth.

As a further improved structure, the side walls of the first supporting piece and the second supporting piece are both provided with sliding grooves, the number of the limiting structures arranged on the first supporting piece and the second supporting piece is at least two, and the limiting structures are arranged in the sliding grooves in a sliding manner.

As a further improved structure form, the first supporting member and the second supporting member are both hollow and open arc-shaped tubular structures.

As a further improved structure, the sliding groove is a T-shaped groove structure arranged on the centrifugal side or the near-center side of the arc-shaped tubular structure, the limiting structure is an L-shaped tubular structure, a clamping block is vertically arranged at one end, connected with the sliding groove, of the L-shaped tubular structure, the clamping block is in sliding connection with the T-shaped groove structure, and a fillet is arranged at the other end of the L-shaped tubular structure.

As a further improved structural form, the side wall of the clamping block or the sliding chute is covered with a damping piece.

As a further improved structure, the first supporting member and the limiting structure on the second supporting member are arranged in a reverse manner.

As a further improved structure form, the first support piece or the second support piece is also provided with a suction tube in a communication manner.

Compared with the prior art, the beneficial effects are:

the mouth gag can adjust the opening degree of the mouth gag to meet the requirements of different patients and different medical scenes; in addition, the tubulose support piece of cavity arc can act as the partly for the aspirator simultaneously, and the suction tube through the intercommunication links to each other with outside negative pressure aspirator, the flush fluid in the adsorbable oral cavity, and the mouth gag can act as the function of aspirator simultaneously like this, reduces the use of utensil during the treatment, and medical personnel's operation is more convenient simultaneously.

Drawings

FIG. 1 is a schematic view of the overall construction of an oral cavity opener in accordance with an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of section A of FIG. 1;

FIG. 3 is a schematic view of the connection of the first support member and the sleeve of the oral cavity opener of an embodiment of the present invention;

fig. 4 is a schematic view of the overall structure of the limiting structure of the oral cavity opener according to the embodiment of the utility model.

The suction tube comprises a first supporting piece, a second supporting piece, a 3-adjusting structure, a sleeve 31, a 311-threaded hole, a 32-connecting column, a 33-tightening screw, a 4-limiting structure, a 41-clamping block, a 42-damping piece, a 5-sliding groove and a 6-suction tube.

Detailed Description

The drawings are for illustration purposes only and are not to be construed as limiting the utility model; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the utility model.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.

Example (b):

fig. 1 to 4 show an embodiment of an oral cavity mouth gag, which comprises a first supporting member 1, a second supporting member 2 and an adjusting structure 3, wherein the adjusting structure 3 is connected to the first supporting member 1 and the second supporting member 2 respectively and is used for adjusting the distance between the first supporting member 1 and the second supporting member 2.

Adjusting structure 3 in this embodiment includes sleeve 31 and spliced pole 32 that one end slides and cup joints, and the sleeve 31 other end and 1 fixed connection of first support piece, the other end and the 2 fixed connection of second support piece of spliced pole 32 still include the take-up unit that is used for restricting sleeve 31 and spliced pole 32 endwise slip. During the use, first support piece 1 withstands patient's upper jaw, second support piece 2 withstands patient's lower jaw, sleeve 31 is at spliced pole 32 axial slip, make it after the length that the sleeve 31 makes up is suitable, can adjust the distance between first support piece 1 and the second support piece 2, later fix the combination length of sleeve 31 and spliced pole 32 through the take-up unit for adjust structure 3 and support the mouth gag, the mouth gag keeps suitable aperture like this, in order to adapt to the user demand of different patients or different diagnosis scenes.

As shown in fig. 1 and 3, the tightening device of the present embodiment includes a tightening screw 33, and the tightening screw 33 is threadedly connected to the sleeve 31 and penetrates through the sidewall of the sleeve 31 to abut against the outer sidewall of the connecting post 32. Specifically, the side wall of the sleeve 31 is provided with a through threaded hole 311, the tightening screw 33 is fixedly provided with a stress part, the tightening screw 33 can be conveniently rotated, and the other end of the tightening screw 33 penetrates through the threaded hole 311 to be in threaded connection with the sleeve 31, so that the friction force between the tightening screw 33 and the outer side wall of the connecting column 32 can be increased through the pretightening force between the tightening screw 33 and the threaded hole 311, and the axial sliding between the sleeve 31 and the connecting column 32 is further limited; when the opening degree of the mouth gag needs to be changed, the elastic screw 33 is loosened, so that the connecting column 32 axially slides to a proper length in the sleeve 31, and then the elastic screw 33 is screwed tightly to fix the opening degree of the mouth gag; the opening degree of the mouth gag can be conveniently and rapidly adjusted. Of course, the embodiment that the tightening screw 33 is used in this embodiment is only a reference embodiment, and it is within the protection scope of this embodiment to use other tightening devices to achieve the tightening adjustment of the sleeve 31 and the connecting column 32.

In the embodiment, the first support 1 or the second support 2 is provided with a plurality of limiting structures 4 connected with teeth in a sliding manner; specifically, the side walls of the first supporting piece 1 and the second supporting piece 2 are both provided with a sliding groove 5, the number of the limiting structures 4 arranged on the first supporting piece 1 and the second supporting piece 2 is two, and the limiting structures 4 are arranged in the sliding groove 5 in a sliding manner. After the mouth gag is placed in the oral cavity, the distance between the two limiting structures 4 on the first support part 1 or the second support part 2 is changed through the sliding of the limiting structures 4 in the sliding groove 5, so that one limiting structure 4 is abutted to the outer side surface of the dental arch, the other limiting structure 4 is abutted to the inner side surface of the dental arch, and the dental arch is clamped between the two limiting structures 4, the position of the mouth gag in the oral cavity is further limited, and the situation that the mouth gag moves in the oral cavity of a patient and touches other positions of the oral cavity in the using process to cause discomfort of the patient is avoided; and avoid shaking of the mouth gag to obstruct the operation of the medical staff. It should be noted that the number of the limiting structures 4 in this embodiment is not to be understood as a limitation to this embodiment, and the limiting structures 4 may be increased or decreased as needed in the specific implementation process.

In order to adapt to the shape of the oral cavity and achieve good support for the upper jaw and the lower jaw, in this embodiment, the first support member 1 and the second support member 2 are both hollow and open arc-shaped tubular structures, such as U-shaped structures, so that when the transverse distance between the limit structures 4 is changed, the longitudinal distance is also changed at the same time, thereby clamping the dental arch; wherein, the arc tubular structure can adopt PVC material to make, can reduce the material of whole device like this, reduction in production cost.

In addition, the openings at the two ends of the arc-shaped tubular structure can also be used as suction ports, the first support member 1 or the second support member 2 is provided with a suction tube 6 in a communicating manner, the suction tube 6 can also be connected with a negative pressure suction apparatus, so that the tubular first support member 1 or the tubular second support member 2 can be used as a part of the suction apparatus at the same time, and flushing liquid enters the interior of the suction apparatus from the end part of the first support member 1 or the second support member 2 and is sucked away by the negative pressure suction apparatus from the suction tube 6. Therefore, the mouth gag simultaneously has the function of an aspirator, and the phenomenon that the sight of medical staff is obstructed and the treatment operation is influenced when excessive medical treatment is carried out in the oral cavity of a patient is avoided.

As shown in fig. 2 and 4, in order to enable the limiting structure 4 to slide on the first support member 1 or the second support member 2 and not to be easily separated, in this embodiment, the sliding groove 5 is a T-shaped groove structure disposed on the centrifugal side or the proximal side of the arc-shaped tubular structure, the limiting structure 4 is an L-shaped plate structure, a fixture block 41 is vertically disposed at one end of the L-shaped plate structure connected to the sliding groove 5 to form a T-shaped structure matched with the T-shaped groove, the fixture block 41 is slidably connected to the T-shaped groove structure and slides in the T-shaped groove structure, so that the limiting structure 4 can be limited to slide in the T-shaped groove to drive the limiting structure 4 to move to abut against the outer side surface or the inner side surface of the dental arch; in addition, the other end of the L-shaped plate-shaped structure and the bending part thereof are provided with a fillet so as to avoid the limiting structure 4 from excessively damaging the oral skin.

In addition, because the mouth gag needs to be spacing with upper dental arch and lower dental arch butt respectively, consequently spacing structure 4 on first support piece 1 and the second support piece 2 sets up back to the back, specifically, spacing structure 4 on the first support piece 1 sets up upwards, and with upper dental arch butt, spacing structure 4 on the second support piece 2 sets up downwards, with lower dental arch butt.

The lateral wall of the clamping block 41 in the embodiment is covered with the damping part 42, so that the friction force between the limiting structure 4 and the sliding groove 5 can be increased, namely, the limiting structure can be moved only by a large force, and the situation that the limiting structure 4 slides randomly after being adjusted to a proper position to cause the position change of the mouth gag and influence the operation of medical staff can be avoided. Of course, the same effect can be achieved by providing the damping member 42 on the side wall of the chute 5, which is not limited herein.

The application process of the embodiment is as follows:

loosening the elastic screw 33, sliding the connecting column 32, adjusting the distance between the first support member 1 and the second support member 2 to a proper position, then loosening and tightening the elastic screw 33, fixing the positions of the sleeve 31 and the connecting column 32, then putting the mouth gag into the oral cavity, respectively sliding the limiting structures 4 on the first support member 1 and the second support member 2, so that the two limiting structures 4 on the same support member form a clamping relationship with the dental arch, one limiting structure 4 is abutted to the outer side of the dental arch, and the other limiting structure 4 is abutted to the inner side of the dental arch, thereby fixing the whole mouth gag in the oral cavity.

Through setting up two support piece in this scheme respectively with upper jaw and lower jaw butt, rethread regulation structure 3 supports, connects two support piece and adjusts the distance between two support piece, realizes adjusting the function of mouth gag aperture to adapt to different patients' oral cavity size needs, satisfy the required oral cavity aperture of different oral cavity diagnosis treatments simultaneously, and then avoid the patient to keep the discomfort that great oral cavity aperture caused for a long time, promote the patient and use experience. In addition, the tubulose support piece of cavity arc can act as the partly for the aspirator simultaneously, and the suction tube 6 through the intercommunication links to each other with outside negative pressure aspirator, the flush fluid of adsorbable oral cavity, and the mouth gag can act as the function of aspirator simultaneously like this, reduces the use of utensil during the treatment, and medical personnel's operation is more convenient simultaneously.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The oral cavity mouth gag is characterized by comprising a first supporting piece (1), a second supporting piece (2) and an adjusting structure (3), wherein the adjusting structure (3) is respectively connected with the first supporting piece (1) and the second supporting piece (2) and is used for adjusting the distance between the first supporting piece (1) and the second supporting piece (2).

2. The oral cavity mouth gag of claim 1, characterized in that the adjustment structure (3) comprises a sleeve (31) and a connecting post (32) with one end slidably sleeved, the other end of the sleeve (31) is fixedly connected with the first support (1), the other end of the connecting post (32) is fixedly connected with the second support (2), and a tightening device for axially limiting the sleeve (31) and the connecting post (32).

3. The oral cavity mouth gag of claim 2, characterized in that the take-up means comprises a take-up screw (33), which take-up screw (33) is threaded with the sleeve (31) and extends through the sleeve (31) side wall to abut against the outer side wall of the attachment post (32).

4. The oral cavity mouth gag of claim 1, characterized in that the first (1) or second (2) support is slidingly arranged with a number of stop structures (4) for connection to the teeth.

5. The oral cavity mouth gag according to claim 4, characterized in that the side walls of the first (1) and second (2) support members are provided with sliding grooves (5), the number of the limiting structures (4) provided on the first (1) and second (2) support members is at least two, and the limiting structures (4) are slidably arranged in the sliding grooves (5).

6. The oral cavity opener according to claim 5, wherein the first support (1) and the second support (2) are both hollow and open arc-shaped tubular structures.

7. The oral cavity mouth gag of claim 6, characterized in that, spout (5) is the T type groove structure that sets up in the centrifugal side of arc tubular structure or side near the heart side, limit structure (4) is L type plate structure, and the L type plate structure is provided with fixture block (41) perpendicularly with the one end that spout (5) link to each other, fixture block (41) with T type groove structure sliding connection, the other end of L type plate structure is provided with the radius angle.

8. The oral cavity mouth gag of claim 7, characterized by the fact that the block (41) or the chute (5) side walls are covered with a damping element (42).

9. The oral cavity mouth gag of claim 8, characterized by the fact that the first support (1) is placed opposite the stop (4) on the second support (2).

10. The oral cavity opener according to any one of claims 1 to 9, wherein the first support member (1) or the second support member (2) is further provided with a suction tube (6) in communication therewith.