CN108836246A - Oral cavity mouth gag - Google Patents

Abstract

The present invention relates to a kind of oral cavity mouth gags, adjust component including frame body, the jaw plate being mounted on frame body and shield tongue, jaw plate, shield tongue adjust the opposite end that component is separately mounted to frame body；It includes support rod, the telescopic rod being set in support rod, the first fixing bolt of connection expansion link and shield hyoplastron that shield tongue, which adjusts component, and the first fixing bolt drives telescopic rod and shield hyoplastron transverse shifting.The structure of above-mentioned oral cavity mouth gag is simple, component is adjusted by being equipped with frame body, jaw plate and shield tongue, jaw plate and shield tongue adjust component cooperation, when patient carries out dental care, the tongue of patient can be blocked, exempt to accidentally injure, while can well can open the oral cavity of patient, provides guarantee for safe, the comfortable and convenience of dental care operation.

Description

Mouth gag

technical field

The invention relates to the technical field of medical instruments, in particular to an oral mouth gag.

Background technique

Stomatology is a relatively independent professional science, which requires specific medical equipment to carry out work well. During the oral treatment process, medical staff have many problems that are not conducive to the internal operation of the oral cavity. For example, in the process of oral disease treatment , the temporomandibular joint will be very tired when the patient opens his mouth for a long time; when the medical staff is treating, the patient may suddenly close his mouth due to fatigue or discomfort, and bite the medical staff; The treatment equipment in hand is injured; during the oral tumor resection, if the patient’s mouth is not too open, it will affect the completeness of tumor resection, and also greatly affect the operation process, delay the operation time, and even affect the patient’s life Danger. In particular, with the gradual development of transoral robotic surgery (TORS), an excellent mouth gag is needed to ensure smooth operation. In the traditional technology, the above-mentioned problems have not been well resolved.

Contents of the invention

Based on this, it is necessary to address the problems existing in the current traditional technology and provide an oral mouth gag, which has a simple structure and can provide as much space as possible for the operator when the patient is undergoing oral treatment, effectively avoiding accidental injury to the normal parts of the oral cavity. The safety, comfort and convenience of oral treatment operations are guaranteed.

In order to realize the purpose of the present invention, the present invention adopts following technical scheme:

An oral mouth gag, comprising a frame body, a jaw plate installed on the frame body, and a tongue guard adjustment assembly, the jaw plate and tongue guard adjustment assembly are respectively installed at opposite ends of the frame body; the guard The tongue adjustment assembly includes a support rod, a telescopic rod sleeved in the support rod, a first fixing bolt connected to the telescopic rod and a tongue guard, and the first fixing bolt drives the telescopic rod and the tongue guard laterally move.

The structure of the above-mentioned oral mouth gag is simple. By providing a frame body, a jaw plate and a tongue guard adjustment component, the jaw plate and the tongue guard adjustment component cooperate to block the tongue of the patient to avoid accidental injury when the patient is undergoing oral treatment. , and at the same time, it can well open the patient's mouth, which provides a guarantee for the safety, comfort and convenience of the oral treatment operation.

In one of the embodiments, the angle formed between the tongue guard and the telescopic rod is an acute angle.

In one of the embodiments, the angle formed between the tongue guard and the telescopic rod is 30°-80°.

In one of the embodiments, the telescopic rod is provided with a plurality of transverse clamping grooves, and each of the transverse clamping grooves is arranged in an evenly spaced arrangement; the screw rod of the first fixing bolt is provided with of the card joint.

In one of the embodiments, the tongue guard adjustment assembly further includes a fixing piece connected to the telescopic rod and a second fixing bolt installed on the fixing piece, and the second fixing bolt passes through the fixing piece Connected with the tongue guard, the second fixing bolt drives the tongue guard to move longitudinally.

In one of the embodiments, the frame body is configured to be wide at the top and narrow at the bottom.

In one of the embodiments, the frame body includes a first connecting piece, a second connecting piece, a third connecting piece and a fourth connecting piece connected end to end, the length of the first connecting piece is longer than that of the third connecting piece The length of the second connecting part is equal to the length of the fourth connecting part.

In one embodiment, the length of the first connector is 10cm-14cm, the length of the second connector is 8cm-12cm, the length of the third connector is 8cm-12cm, and the length of the fourth connector is 8cm-12cm. The length of the connector is 8cm-12cm.

In one embodiment, the third connecting member is provided with a third fixing bolt, and the third fixing bolt is used to pass through the second connecting member in turn, and the supporting rod is clamped with the telescopic rod.

In one of the embodiments, the second connector is provided with a first installation hole and a second installation hole; the fourth connector is provided with a third installation hole and a fourth installation hole, and the third installation The hole is arranged opposite to the first installation hole, and the fourth installation hole is arranged opposite to the second installation hole.

Description of drawings

FIG. 1 is a schematic perspective view of an oral mouth gag according to a first embodiment of the present invention;

Fig. 2 is a side view of the first adjusting nut shown in Fig. 1;

Fig. 3 is a perspective view of an oral mouth opener according to a second embodiment of the present invention.

Detailed ways

In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the associated drawings. Preferred embodiments of the invention are shown in the accompanying drawings. However, the present invention can be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided for the purpose of making the disclosure of the present invention more thorough and comprehensive.

It should be noted that when an element is referred to as being “fixed” to another element, it can be directly on the other element or there can also be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention.

Please refer to Fig. 1 and Fig. 2, it is an oral mouth opener 100 of the first embodiment of the present invention, which is used to fix the patient's oral cavity and provide convenience for medical personnel to perform operations; the oral mouth opener 100 includes a frame body 10, which is installed on the frame body The jaw plate 20 and the tongue guard adjusting assembly 30 on the 10, the jaw plate 20 and the tongue guard adjusting assembly 30 are respectively installed on the opposite ends of the frame body 10, by adjusting the distance between the tongue guard adjusting assembly 30 and the jaw plate 20, Fix the patient's mouth.

The frame body 10 provides positioning for the entire device and provides medical access for medical personnel. The frame body 10 includes a first connecting piece 11, a second connecting piece 12, a third connecting piece 13 and a fourth connecting piece 14 connected end to end. The connecting part 11 forms an observation port with the second connecting part 12 , the third connecting part 13 and the fourth connecting part 14 , which is convenient for medical personnel to observe the situation in the oral cavity. In one of the embodiments, the length of the first connecting part 11 is greater than the length of the third connecting part 13, and the length of the second connecting part 12 is equal to the length of the fourth connecting part 14, so that the frame body 10 forms a structure with a wide top and a narrow bottom. The settings conform to the shape of the human oral cavity. Optionally, the length of the first connector 11 is 10cm-14cm, the length of the second connector 12 is 8cm-12cm, the length of the third connector 13 is 8cm-12cm, and the length of the fourth connector 14 is 8cm-12cm. Specifically, the length of the first connector 11 is 13 cm, the length of the second connector 12 is 10 cm, the length of the third connector 13 is 12 cm, and the length of the fourth connector 14 is 10 cm.

A recessed portion 110 extends from the middle of the first connecting member 11 towards the direction of the third connecting member 13 , and the recessed portion 110 is welded to the jaw plate 20 so that the frame body 10 is arranged in a concave shape.

The jaw plate 20 is used to fix the upper jaw of the human oral cavity. The jaw plate 20 is roughly arranged in an arc shape, and the arc portion of the jaw plate 20 extends away from the direction of the third connecting piece 13, so as to facilitate insertion into the teeth and fix it. .

The tongue guard adjustment assembly 30 is used to fix the lower jaw of the oral cavity. The tongue guard adjustment assembly 30 includes a support rod 31, a telescopic rod 32 sleeved in the support rod 31, a first fixing bolt 33 connecting the telescopic rod 32, a fixed Part 34, the second fixing bolt 35 and tongue guard 36 installed on the fixing part 34. When in use, the first fixing bolt 33 drives the telescopic rod 32, the fixing piece 34 and the tongue guard 36 to move laterally to adjust the distance between the tongue guard 36 and the jaw plate 20, and the second fixing bolt 35 drives the tongue guard 36 longitudinally move.

Specifically, the support rod 31 is arranged in a substantially cylindrical shape, and the support rod 31 is installed in the middle of the third connecting member 13. The support rod 31 has an inner cavity to accommodate the telescopic rod 32, and the telescopic rod 32 is provided with a plurality of transverse slots. 320, each transverse clamping groove 320 is arranged in an evenly spaced arrangement; the screw rod of the first fixing bolt 33 is provided with a clamping part 330 corresponding to the transverse clamping groove 320, through the rotation of the head of the first fixing bolt 33, the telescopic rod 32 for fine-tuning, so that the telescopic rod 32 slides slightly in the support rod 31, and the telescopic rod 32 adjusts the distance between the jaw plate 20 and the tongue guard 36 to adjust the range of opening of the oral cavity. In one embodiment, the length of the telescopic rod 32 is greater than the distance between the connecting portion of the first connecting part 11 and the third connecting part 13 , so as to prevent the telescopic rod 32 from falling off from the supporting rod 31 . Optionally, the depth of the transverse locking groove 320 is 1mm-10mm; the distance between the locking parts 330 is 1mm-10mm.

The fixing part 34 is installed on the end of the telescoping rod 32 away from the supporting rod 31. The fixing part 34 is provided with a mounting groove to install the tongue guard 36. The second fixing bolt 35 is penetrated through the fixing part 34 and connected with the tongue guard 36. The tongue guard The plate 36 is provided with a plurality of longitudinal slots 360 on the side facing the telescopic rod 32, and the longitudinal slots 360 are arranged at even intervals; Through the rotation of the head of the second fixing bolt 35, the tongue guard 36 is fine-tuned, so that the tongue guard 36 slides slightly in the fixing member 34, so as to adjust the depth of the tongue guard 36 in the oral cavity. In one of the embodiments, a fixing part is provided on the end of the fixing part 34 far away from the fixing part 34, and a plurality of fixing grooves 340 are arranged on the fixing part, and each fixing groove 340 is evenly distributed. When in use, other auxiliary tools can be used to Clamped on the fixed part, the support rod 31 is fixed to prevent it from moving.

There are many types of tongue guards 36, and different tongue guards 36 can be matched according to the mandible of different people. Specifically, the tongue guard 36 is arranged in an arc shape, and the arc of the jaw plate 20 faces away from the side of the first connecting piece 11. direction extension. In one embodiment, the angle formed between the tongue guard 36 and the telescopic rod 32 is an acute angle, so that the tongue guard 36 can extend into the oral cavity of the human body. Optionally, the angle formed between the tongue guard 36 and the telescopic rod 32 is 30°-80°. Further, the angle formed between the tongue guard 36 and the telescopic rod 32 is 40°-60°.

In another embodiment, the heads of the first fixing bolt 33 and the second fixing bolt 35 are provided with anti-slip grooves, so as to facilitate hand-holding and turning operations.

Optionally, the third connecting member 13 is provided with a third fixing bolt 130, and the third fixing bolt 130 is used to pass through the second connecting member 12, the supporting rod 31 and the telescopic rod 32 in sequence, so that the telescopic rod 32 to fix.

During use, first select the tongue guard 36 suitable for the patient, install the tongue guard 36 on the fixture 34, adjust the length of the tongue guard 36 by the second fixing bolt 35, and then fix it; then place the gag In the patient's oral cavity, adjust the distance between the tongue guard 36 and the jaw plate 20 through the first fixing bolt 33, that is, adjust the expansion size of the patient's oral cavity, so that the medical staff can operate on the patient, and then rotate the third fixing bolt 130 , the telescopic rod 32 is positioned to prevent the telescopic rod 32 from moving in the support rod 31, and finally the support rod 31 is fixed with an auxiliary tool.

Please refer to FIG. 3 , which is an oral mouth opener 100a according to the second embodiment of the present invention. The oral mouth opener 100a includes a frame body 10a, a jaw plate 20a installed on the frame body 10a and a tongue guard adjustment assembly 30a. The frame body 10a includes The first connecting piece 11a, the second connecting piece 12a, the third connecting piece 13a and the fourth connecting piece 14a connected end to end, the tongue guard adjustment assembly 30a is used to fix the lower jaw of the oral cavity, and the tongue guard adjustment assembly 30a includes a support Rod 31a, telescopic rod 32a sleeved in support rod 31a, first fixing bolt 33a connecting telescopic rod 32a, fixing piece 34a, second fixing bolt 35a and tongue guard 36a installed on the fixing piece 34a, and the first The mouth opener 100 of one embodiment is different in that the telescopic rod 32a of the tongue guard adjustment assembly 30a is provided with a size bar 329a, and the size bar 329a is located on one side of the transverse slot 320a, so that the medical staff can adjust the telescopic rod 32a on the support rod. The sliding distance in 31a is monitored; the tongue guard adjustment assembly 30a also includes a moving part 39a, which is passed through the support rod 31a and connected with the telescopic rod 32a, and the telescopic rod 32a is moved by the moving part 39a.

The second connector 12a of the frame body 10a is provided with a first installation hole 121a and a second installation hole 122a, and the first installation hole 121a and the second installation hole 122a are set in a misalignment; the fourth connector 14a of the frame body 10a is provided with There are a third mounting hole 141a and a fourth mounting hole 142a, the third mounting hole 141a is set opposite to the first mounting hole 121a, the fourth mounting hole 142a is set opposite to the second mounting hole 122a, each mounting hole is used to install other accessories , such as brackets for fixing the frame body 10a, brackets for fixing both sides of the oral cavity, etc., so as to adapt to different types of operations. The frame body 10a also includes an abutment piece 18a, which is installed on the third connecting piece 13a. The abutment piece 18a is made of soft plastic material, and is used to abut against the face of the human body, so as to prevent the frame from opening when the gag is in use. The third connecting piece 13a of the body 10a abuts too much on the lower jaw of the human body and is injured.

The structure of the above-mentioned oral mouth gag 100 is simple. By providing the frame body 10, the jaw plate 20 and the tongue guard adjustment assembly 30, the jaw plate 20 cooperates with the tongue guard adjustment assembly 30 to block the patient's mouth when the patient is undergoing oral treatment. The tongue can avoid accidental injury, and at the same time, it can open the patient's mouth well, which provides a guarantee for the safety, comfort and convenience of oral treatment operations.

The technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

The above-mentioned embodiments only express several implementation modes of the present invention, and the descriptions thereof are relatively specific and detailed, but should not be construed as limiting the patent scope of the invention. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (10)

1. a kind of oral cavity mouth gag, which is characterized in that adjusted including frame body, the jaw plate being mounted on the frame body and shield tongue Component, the jaw plate, shield tongue adjust the opposite end that component is separately mounted to the frame body；The shield tongue adjusts component Support rod, the telescopic rod being set in the support rod, the first fixing bolt of the connection telescopic rod and shield hyoplastron, described the One fixing bolt drives the telescopic rod and shield hyoplastron transverse shifting.

2. oral cavity mouth gag according to claim 1, which is characterized in that institute's shape between the shield hyoplastron and the telescopic rod It is angled acute angle.

3. oral cavity mouth gag according to claim 2, which is characterized in that institute's shape between the shield hyoplastron and the telescopic rod It is angled 30 ° -80 °.

4. oral cavity mouth gag according to claim 1, which is characterized in that the telescopic rod is equipped with multiple horizontal card slots, Each horizontal card slot is arranged in uniform intervals；The screw rod of first fixing bolt is equipped with and the horizontal card slot pair The clamping portion answered.

5. oral cavity mouth gag according to claim 1, which is characterized in that it further includes described in connection that the shield tongue, which adjusts component, The fixing piece of telescopic rod and the second fixing bolt being mounted on the fixing piece, second fixing bolt are arranged in described solid Determine part to connect with the shield hyoplastron, second fixing bolt drives the shield hyoplastron longitudinal movement.

6. oral cavity mouth gag according to claim 1, which is characterized in that the frame body is in setting wide at the top and narrow at the bottom.

7. oral cavity mouth gag according to claim 6, which is characterized in that the frame body includes end to end first company The length of fitting, the second connector, third connector and the 4th connector, first connector is greater than the third connector Length, the length of second connector is equal to the length of the 4th connector.

8. oral cavity mouth gag according to claim 7, which is characterized in that the length of first connector is 10cm- 14cm, the length of second connector are 8cm-12cm, and the length of the third connector is 8cm-12cm, and the described 4th connects The length of fitting is 8cm-12cm.

9. oral cavity mouth gag according to claim 6, which is characterized in that the third connector is equipped with the fixed spiral shell of third Bolt, the third fixing bolt are clamped for being successively arranged in second connector, support rod and the telescopic rod.

10. oral cavity mouth gag according to claim 6, which is characterized in that second connector is equipped with the first installation Hole and the second mounting hole；4th connector is equipped with third mounting hole and the 4th mounting hole, the third mounting hole and institute It states the first mounting hole to be oppositely arranged, the 4th mounting hole is oppositely arranged with second mounting hole.