CN211023191U

CN211023191U - Mouth opener

Info

Publication number: CN211023191U
Application number: CN201921453673.7U
Authority: CN
Inventors: 徐萍
Original assignee: Huzhou Central Hospital
Current assignee: Huzhou Central Hospital
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-07-17
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses a mouth gag. The method comprises the following steps: the upper supporting plate and the lower supporting plate are respectively provided with an occlusion groove for occluding upper and lower teeth, two ends of the adjusting device are inserted into the upper supporting plate and the lower supporting plate, and the occlusion groove is deformed by the elastic connecting piece when occluded until the elastic connecting piece abuts against the compressed adjusting device to reach the deformation limit, so that the upper supporting plate and the lower supporting plate which are provided with the occlusion grooves cannot be closed continuously. The utility model discloses an elastic construction supports the patient and opens the oral cavity, makes patient's oral cavity muscle can not experience tired, and the inside symptom of nausea that does not appear in the oral cavity makes things convenient for medical personnel to observe the sampling operation in the oral cavity.

Description

Mouth opener

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a mouth gag.

Background

Normal oral flora is bred in the angina of a normal person, and no pathogenic bacteria grow. Pathogenic bacteria in the pharynx all come from the outside, and normally do not cause diseases, but the disease is caused by the reduction of the body resistance or the infection caused by other external factors. Therefore, pathogenic bacteria can be separated by the bacterial culture of the pharyngeal swab, and the method is helpful for diagnosing diphtheria, suppurative tonsillitis, acute pharyngolaryngitis and the like.

When using the pharyngeal swab to collect secretions from the lateral faucial pillars, the pharynx, and the tonsils, the patient should open the mouth large enough to facilitate collection of the secretions by medical personnel. However, when the medical staff collects the secretion at the above-mentioned position, the patient is easy to feel nausea or vomit due to the cotton swab inserted in the oral cavity, so that the oral cavity is closed spontaneously, and the collection of the secretion is affected.

Disclosure of Invention

The utility model aims at providing a mouth gag makes things convenient for medical personnel to gather the inside observation of patient's oral cavity and secretion.

The utility model provides a technical scheme that its technical problem adopted is, provides a mouth gag, including last support plate, support the board down, go up support plate and support the elastic connecting piece of board down, go up support plate and support the board down and all be provided with the interlock groove of tooth interlock about supplying, the adjusting device both ends are pegged graft at last support plate and support the board down on, the interlock groove takes place to deform by the connecting piece when the interlock and reaches the deformation limit until supporting compressed adjusting device for last support plate that is provided with the interlock groove can not continue to be closed with support plate down.

Furthermore, the adjusting device comprises a fixing column inserted on the upper supporting plate and the lower supporting plate and a telescopic spring sleeved on the fixing column and outwards bouncing the upper supporting plate and the lower supporting plate.

Furthermore, the upper supporting plate and the lower supporting plate are provided with through holes for inserting the fixing columns, and the upper supporting plate and the lower supporting plate can slide up and down on the fixing columns through the through holes.

Furthermore, the upper abutting plate is provided with an upper occlusion groove, and an upper pressing plate extends upwards and forwards from the upper occlusion groove.

Furthermore, the lower support plate is provided with a lower occlusion groove, and a lower pressing plate extends downwards and forwards from the lower occlusion groove.

Furthermore, a carrier plate provided with luminous beads is arranged on the back surface of the upper abutting plate.

Furthermore, the two sides of the connecting piece are hinged with binding bands to prevent the mouth gag from falling off from the oral cavity.

Furthermore, the upper resisting plate is provided with a baffle plate for preventing the mouth gag from excessively penetrating into the oral cavity.

The utility model has the advantages that: 1. medical personnel can with last to support the board and support the board down and paste tight patient's palate respectively, through compression adjusting device, can adjust to support the board and support the open size of board down to medical personnel observe the inside condition of patient's oral cavity or sample detection according to actual conditions. 2. Go up and support the connecting piece deformation between the board and support down and reach the deformation limit when supporting adjusting device, the gag then can not continue to close again, when not reaching the deformation limit, can be according to patient's occlusal force automatically regulated gag from top to bottom the opening angle of support the board through adjusting device gag, can not be to patient's oral cavity compulsory distraction, and then bring painful nausea symptom.

Drawings

Fig. 1 is an external view of a mouth gag according to an embodiment of the present invention;

fig. 2 is a front view of a lower support plate of a mouth gag of the embodiment of the present invention;

fig. 3 is a back view of an upper support plate of a mouth gag of the embodiment of the present invention.

Fig. 4 is a schematic view of a carrier implementation provided in an embodiment of the present invention.

In the figure: 1-upper supporting plate, 2-lower supporting plate, 3-expansion spring, 4-fixing column, 5-connecting piece, 6-adjusting device, 7-binding band, 11-upper pressing plate, 12-upper occlusion groove, 13-upper perforation, 14-baffle, 15-luminous bead, 16-carrier plate, 21-lower pressing plate, 22-lower occlusion groove and 23-lower perforation.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention and the technical solutions in the prior art, the following description will refer to the accompanying drawings to describe specific embodiments of the present invention. It is to be understood that the drawings in the following description are merely exemplary of the invention and that other drawings and embodiments can be made by those skilled in the art without undue burden. The designation of the design orientation merely indicates the relative positional relationship between the respective members, not the absolute positional relationship.

Please refer to fig. 1, fig. 2, and fig. 3. The utility model discloses a mouth gag, including last butt plate 1, butt plate 2 down, connect and butt plate 1 and butt plate 2's elastic connecting piece 5 down, go up butt plate 1 and butt plate 2 down and all be provided with the interlock groove that supplies the tooth interlock, adjusting device 6's both ends are pegged graft at last butt plate 1 and butt plate 2 down on, the interlock groove connecting piece 5 takes place to deform when being occluded and reaches the deformation limit until abutting compressed adjusting device 6 for last butt plate 1 that is provided with the interlock groove can not continue to be closed with butt plate 2 down.

The concrete solution of the utility model is that the upper butt plate 1 and the lower butt plate 2 are hinged together through the elastic connecting piece 5. The connecting piece 5 can be a plate with elasticity, and two ends of the connecting piece are respectively hinged with the upper supporting plate 1 and the lower supporting plate 2. The front part of the hinged position of the connecting piece 5 and the upper supporting plate 1 and the lower supporting plate 2 can be provided with a biting groove for teeth to bite, and it can be understood that the upper supporting plate 1 and the lower supporting plate 2 can be respectively provided with an upper biting groove 12 and a lower biting groove 22. After the connecting piece 5, an adjusting device 6 can be inserted between the upper supporting plate 1 and the lower supporting plate 2, and it can be understood that the adjusting device 6 is positioned behind the connecting piece 5, when the occlusion groove is occluded, the connecting piece 5 deforms, if the connecting piece 5 does not deform to abut against the adjusting device 6, the upper supporting plate 1 and the lower supporting plate 2 provided with the occlusion groove are occluded, and the mouth opener can be selected to be closed inwards or opened outwards according to the force of occlusion of a patient; if the connecting piece 5 deforms to abut against the adjusting device 6, the deformation reaches the limit, at the moment, the connecting piece 5 cannot continue to deform, and when the upper abutting plate 1 and the lower abutting plate 2 which are provided with the occlusion grooves are occluded by teeth, the mouth opener cannot continue to be closed because the deformation of the connecting piece 5 reaches the limit.

The upper biting groove 12 formed on the upper supporting plate 1 and the lower biting groove 22 formed on the lower supporting plate 2 can be designed to be arc-shaped to fit the upper and lower jaws, which helps the patient to bite more easily. The tooth socket made of soft materials can be sleeved on the occlusion groove, so that the gum of some special patients can be protected from being injured, no stiffness is caused during occlusion, and the fixing effect can be achieved. The soft material can be silica gel, and the silica gel mouthpiece meeting the requirement can be made of silica gel, and the details of the silica gel product are not described herein, which is the prior art that can be easily imagined by those skilled in the art. It will be appreciated that the flexible mouthpiece should have a degree of flexibility such that the mouthpiece can fit around the bite-block without loosening the bite-block. The soft tooth socket sleeved on the occlusal groove can be used by different types of soft tooth sockets according to different patients. After the patient uses the soft mouthpiece, the soft mouthpiece can be detached from the bite groove for cleaning.

As a preferred embodiment, the adjusting device 6 includes a fixing column 4 inserted into the upper supporting plate 1 and the lower supporting plate 2, and a telescopic spring 3 sleeved on the fixing column 4 and elastically opening the upper supporting plate 1 and the lower supporting plate 2 outwards. Referring to fig. 1, the adjusting device 6 includes a fixing column 4 and a telescopic spring 3, the fixing column 4 penetrates through the upper supporting plate 1 and the lower supporting plate 2, and the telescopic spring 3 is sleeved on the fixing column 4 to outwardly spring the upper supporting plate 1 and the lower supporting plate 2, so that the upper supporting plate 1 and the lower supporting plate 2 are kept to be opened at a certain angle when the occlusion groove is not occluded. It can be understood that the opening angle can be further controlled by controlling the length of the fixed column 4, when the mouth opener is used, the mouth opener can firstly transversely extend into the oral cavity and then rotate back to the vertical direction for the occlusion of teeth, and when the connecting piece 5 does not reach the deformation limit, the opening angle can be adjusted by the adjusting device 6 according to the occlusion force of a patient.

As a preferred embodiment, the upper supporting plate 1 and the lower supporting plate 2 are both provided with through holes for the insertion of the fixing member 4, and the upper supporting plate 1 and the lower supporting plate 2 can slide up and down on the fixing column 4 through the through holes. Please refer to fig. 1, fig. 2, and fig. 3. The upper supporting plate 1 can be provided with an upper through hole 13, the lower supporting plate 2 can be provided with a lower through hole 23, and the fixing column 4 is inserted into the through holes of the upper supporting plate 1 and the lower supporting plate 2. It can be understood that, under the condition that the hinge position of the connecting piece 5 is taken as a fulcrum, the upper supporting plate 1 and the lower supporting plate 2 slide up and down on the fixing column 4 through the through hole, the expansion angle of the mouth gag can be adjusted, and further, the expansion angle of the mouth gag can be adjusted when the mouth gag is not occluded by controlling the length of the fixing column 4 between the upper supporting plate 1 and the lower supporting plate 2 so as to adapt to patients of different types. As an implementation manner, a thread may be arranged at one end of the fixing column 4, and after penetrating through the bottom plate, a nut is sleeved, so that the effect of controlling the length of the fixing column 4 is achieved, and the initial opening angle of the mouth opener is further controlled; as another implementation, the fixed length of the fixation column 4 may be selected to fit different types of patients, using a suitable mouth gag depending on the patient or replacing a suitable fixation column 4 depending on the different patient.

In a preferred embodiment, the upper supporting plate 1 is provided with an upper engaging groove 12, and the upper engaging groove 12 extends upwards and forwards to form an upper pressing plate 11. Please refer to fig. 1 and fig. 3. The upper supporting plate 1 is provided with an upper occlusion groove 12 for occluding upper teeth in the oral cavity, and the upper occlusion groove 12 can extend upwards and forwards to form an upper pressure plate 11 for being close to the upper jaw of a patient. The proximity of the upper jaw may allow the patient to not experience symptoms of nausea.

In a preferred embodiment, the lower support plate 2 is provided with a lower engaging groove 22, and the lower engaging groove 22 extends out of the lower pressing plate 21. Please refer to fig. 1 and fig. 2. The lower holding plate 2 is provided with a lower biting groove 22 for biting lower teeth in the oral cavity, and the lower biting groove 22 can extend downwards and forwards to form a lower pressing plate 21 for being close to the lower jaw of the patient. It can be understood that the lower pressing plate 21 can also have the function of a tongue pressing function to facilitate the observation and sampling operation of medical staff when needed.

As a preferred embodiment, a carrier plate 16 for mounting a light-emitting bead 15 is disposed on the back of the upper supporting plate 1, please refer to fig. 1 and 3, the carrier plate 16 is disposed on the back of the upper supporting plate 1, and the light-emitting bead 15 is mounted on the carrier plate 16. when a medical worker performs observation and sampling in the oral cavity of a patient, external light is often blocked, but the medical worker cannot see important parts clearly, so the present invention provides the light-emitting bead 15 inside the oral cavity, which helps the medical worker to perform observation and sampling clearly and accurately, the carrier plate 16 can extend from the bottom end of the upper pressing plate 11 to the bottom of the occlusal groove 12, the light-emitting bead 15 is mounted on the carrier plate 16 far from one end of the upper pressing plate 11, and the light-emitting bead 15 and the carrier plate 16 should be insulated, the preferred carrier plate 16 is fixed near one end of the upper pressing plate 11, and the other end can be tilted, so as to lift the light-emitting bead 15, thereby changing the irradiation angle of the light-emitting bead 15, and the irradiation angle can be adjusted according to the tilting angle of the carrier plate 16, and the following the common light-emitting bead-emitting technology is easily available, and the following detailed description of the prior art.

As a preferred embodiment, the two sides of the connecting piece 5 are hinged with a binding band 7 to prevent the mouth gag from falling out of the mouth. Referring to fig. 1, the connecting member 5 and the lower support plate 2 may be hinged to a strap 7 at two sides of the hinge. In order not to obstruct the view of the patient when biting, the position of the strap 7 on the mouth gag should be as low as possible and the strap 7 should be as thin as possible. The bandage 7 can ensure that the mouth gag does not fall off from the oral cavity when medical staff observe the sampling process. When the mouth gag needs to be taken down, the binding band 7 is loosened, and then the mouth gag is taken down. It will be appreciated that the strap 7 may be implemented as a stretch elastic cord, which may be purchased on demand from a known sales platform such as the kyoto. When in use, one elastic rope with proper length is directly sleeved on the back neck of a patient or two elastic ropes are wound around the back neck and tied together.

In a preferred embodiment, the upper retaining plate 1 is provided with a baffle 14 to prevent the mouth gag from penetrating too far into the mouth. Referring to fig. 1, when the front part of the mouth gag extends into the mouth, a baffle 14 may be arranged at the tail part of the upper resisting plate 1 in order to prevent the mouth gag from extending too far into the mouth. When biting, whether the occlusion position of the patient is proper or not can be judged according to the position of the exposed baffle plate 14, and medical personnel can further adjust the occlusion position so that the patient is correctly occluded in the occlusion groove.

The foregoing is a more detailed description of the invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended to limit the invention to the specific embodiments thereof. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. The mouth gag is characterized by comprising an upper supporting plate (1) and a lower supporting plate (2), wherein the elastic connecting piece (5) is used for connecting the upper supporting plate (1) and the lower supporting plate (2), the upper supporting plate (1) and the lower supporting plate (2) are respectively provided with an occlusion groove for occlusion of teeth, two ends of an adjusting device (6) are inserted into the upper supporting plate (1) and the lower supporting plate (2), and the occlusion groove is deformed until the connecting piece (5) deforms until the adjusting device (6) abuts against a compressed object and reaches a deformation limit when being occluded, so that the upper supporting plate (1) and the lower supporting plate (2) which are provided with the occlusion grooves cannot be closed continuously.

2. The mouth gag according to claim 1, wherein the adjusting device (6) comprises a fixed column (4) inserted on the upper supporting plate (1) and the lower supporting plate (2) and a telescopic spring (3) sleeved on the fixed column (4) and outwards springing the upper supporting plate (1) and the lower supporting plate (2).

3. The mouth gag according to claim 1, characterized in that the upper supporting plate (1) and the lower supporting plate (2) are both provided with through holes for inserting the fixing posts (4), and the upper supporting plate (1) and the lower supporting plate (2) can slide up and down on the fixing posts (4) through the through holes.

4. A speculum according to claim 1, characterised in that said upper retaining plate (1) is provided with an upper bite groove (12), said upper bite groove (12) extending upwardly and forwardly from the upper pressure plate (11).

5. A speculum according to claim 1, wherein said lower retaining plate (2) is provided with a lower bite groove (22), said lower bite groove (22) extending downwardly and forwardly beyond said lower pressure plate (21).

6. A speculum according to claim 1, characterised in that the back of said upper retaining plate (1) is provided with a carrier plate (16) fitted with a light-emitting bead (15).

7. A mouth gag as claimed in claim 1, characterised by the fact that the connecting piece (5) is hinged on both sides with a binding band (7) to prevent the mouth gag from falling out of the mouth.

8. A mouth gag as claimed in claim 1, characterised by the fact that the upper abutment plate (1) is provided with a baffle (14) to prevent the mouth gag from penetrating too far into the mouth.