CN219000664U - Mouth gag for oral cavity diagnosis and treatment - Google Patents

Abstract

The utility model provides an opening device for oral cavity diagnosis and treatment, which comprises a supporting ring, two supporting cheeks, a tongue depressor and a compression ring; the support ring has a first end for facing the interior of the mouth and a second end opposite the first end, the first end for being inserted between the lips and the teeth when the mouth is open; the two support cheeks are symmetrically distributed on two radial sides of the support ring, extend from the first end towards the inside of the oral cavity, and are respectively used for supporting the cheek walls on the two sides; the tongue depressor is positioned between the two support cheeks, one end of the tongue depressor is connected with the inner wall of the second end, and the other end extends in a direction away from the support ring and is used for pressing the tongue downwards; the compression ring is buckled on the second end and is used for clamping the rubber barrier in a matched mode with the end wall of the second end. The mouth gag for oral cavity diagnosis and treatment provided by the utility model has strong compatibility with rubber barriers in cooperation, and can reduce the operation burden of doctors.

Description

A mouthpiece for dental diagnosis and treatment

technical field

The utility model belongs to the technical field of medical instruments, in particular to an opening device for oral cavity diagnosis and treatment.

Background technique

For dental hard tissue diseases, pulp disease, periapical disease, periodontal disease, etc. in oral diseases, it is necessary to use a gag to open the patient's mouth during the treatment process, and it is necessary to prevent the risk of swallowing and aspiration happened.

At present, the common mouth gag usually only has the function of opening the mouth, and in the actual diagnosis and treatment process, it is necessary to use a rubber dam to separate the operation area. The waste liquid, debris and small instruments used in the process make the patient swallow and inhale by mistake. When the rubber dam is used, it needs to be supported by a rubber dam frame outside the patient's mouth, and then the rubber dam cloth is inserted into the mouth and placed on the teeth. Both the rubber dam frame and the gag need to occupy a certain space, and the compatibility is poor. It will compress the operating space of the mouth and increase the difficulty of the doctor's operation; in addition, for some patients with relatively developed facial muscles or facial obesity and hypertrophy of the tongue, the cheeks and tongue are often attached to the teeth after the mouth is opened. This further leads to the reduction of the operating space in the oral cavity and increases the doctor's operating pressure.

Utility model content

The embodiment of the utility model provides a gag used for oral diagnosis and treatment, aiming at solving the problem that the current gag used for oral diagnosis and treatment has single function and poor compatibility with rubber dams, and reduces the operating burden of doctors.

In order to achieve the above purpose, the technical solution adopted by the utility model is: provide a gag for oral cavity diagnosis and treatment, including a support ring, two cheek support plates, a tongue depressor, and a pressure ring; the support ring has a The inner first end, and the second end opposite to the first end, the first end is used to insert between the lips and the teeth when the mouth is opened; two support cheeks are symmetrically distributed on both radial sides of the support ring, and the support cheeks The plate extends toward the inside of the oral cavity from the first end, and the two supporting cheeks are respectively used to support the cheek walls on both sides; the tongue depressor is located between the two supporting cheeks, one end of the spatula is connected to the inner wall of the second end, and One end extends away from the supporting ring, and is used to press the tongue downward; the pressing ring is buckled on the second end, and is used to cooperate with the end wall of the second end to clamp the rubber dam.

In a possible implementation manner, a plurality of insertion holes are distributed at intervals on the end wall of the second end, and the pressing ring is provided with a plug corresponding to each insertion hole one by one.

In some embodiments, a breathing channel is provided in the tongue depressor, an air hole is provided on the end wall of the second end, and the breathing channel communicates with the air hole.

In a possible implementation, the diameter of the inner peripheral wall of the support ring gradually increases from its end facing the outside of the oral cavity to its end facing the inside of the oral cavity, the tongue depressor is in the shape of an arc with an upward arch in the middle, and the support ring is located on the tongue. An accommodating space suitable for accommodating the lower incisors is formed between the inner wall directly below the plate and the spatula.

In some embodiments, the diameter of the first end is larger than the diameter of the second end, and the outer peripheral wall of the support ring is provided with a ring groove suitable for receiving the lip.

Exemplarily, the thickness of the spatula decreases from the middle to the two sides in the direction of spacing between the two cheek supports, and the breathing channel is provided in the middle area of the spatula.

For example, the width of the spatula gradually decreases from the middle area to the end close to the pharyngeal blockage in its extending direction.

For example, the width of the support cheek plate gradually decreases from the first end to its extension end, and the thickness of the support cheek plate gradually decreases from the middle to the upper and lower sides in the height direction.

In some embodiments, both the cheek support and the tongue depressor are made of flexible silicone, and elastic support strips are planted inside the cheek support and the tongue depressor.

The beneficial effect of the gag used for oral diagnosis and treatment provided by the utility model is that: compared with the prior art, the gag used for oral cavity diagnosis and treatment of the utility model has the advantages of inserting the first end of the support ring into the patient's Between the lips and the teeth, the patient's oral cavity can be supported in an open state. On this basis, the two supporting cheeks are respectively extended into the oral cavity and supported on the two cheek walls inside the oral cavity, so that the cheek walls on both sides can be connected with the teeth. Separation, increasing the operating space, avoiding the device from damaging the cheek wall during the treatment process and deepening the pain of the patient. At the same time, the tongue depressor can be extended into the mouth to press against the tongue to prevent the patient's tongue from upturning and affect the operation. The rubber dam can be pressed The ring is directly press-fitted on the second end of the support ring, eliminating the need for a separate rubber dam expansion frame, which can save operating space, improve the compatibility between the gag and the rubber dam, reduce the operating burden of doctors, and help improve the quality of diagnosis and treatment to improve patient satisfaction.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of a gag used for oral diagnosis and treatment provided by an embodiment of the present invention;

Fig. 2 is a schematic diagram of a horizontal section structure of a mouth gag used for oral diagnosis and treatment provided by an embodiment of the present invention;

Fig. 3 is a schematic diagram of a vertical cut structure of a gag used for oral diagnosis and treatment to remove the pressure ring provided by the embodiment of the utility model;

Fig. 4 is a schematic diagram of the three-dimensional structure of the pressure ring used in the embodiment of the present invention.

Among the figure: 10, support ring; 101, first end; 102, second end; 11, air hole; 12, ring groove; 13, jack; 20, cheek support plate; 21, elastic support strip; 30, tongue depressor board; 31, breathing channel; 40, pressure ring; 41, latch; 50, accommodating space; 60, rubber dam.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

It should be noted that when an element is referred to as being “disposed on” another element, it may be directly on the other element or indirectly on the other element. It is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "top", "bottom", "inner", "outer" etc. indicate an orientation or The positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as limiting the invention. The terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or several of these features. In the description of the present invention, "plurality" and "several" mean two or more, unless otherwise specifically defined.

Please refer to Fig. 1 to Fig. 4 together, and now an opening device for oral cavity diagnosis and treatment provided by the utility model will be described. The mouth gag used for oral diagnosis and treatment includes a support ring 10, two cheek support plates 20, a tongue depressor 30, and a pressure ring 40; the support ring 10 has a first end 101 for facing the inside of the oral cavity, and The second end 102 opposite to the first end 101, the first end 101 is used to be embedded between the lips and the teeth when the oral cavity is opened; two supporting cheek plates 20 are symmetrically distributed on both radial sides of the supporting ring 10, and the supporting cheek plates 20 Extending toward the inside of the oral cavity from the first end 101, the two cheek supports 20 are respectively used to support the cheek walls on both sides; the tongue depressor 30 is located between the two cheek supports 20, one end of the tongue depressor 30 and the second end 102 is connected to the inner wall, and the other end extends away from the support ring 10, which is used to press the tongue downward; the pressure ring 40 is fastened on the second end 102, and is used to cooperate with the end wall of the second end 102 to clamp the rubber Barrier 60.

It should be noted that in this embodiment, the support ring 10, the two cheek support plates 20, and the tongue depressor 30 are all preferably made of medical silica gel with a certain support stiffness, and the three are preferably manufactured in an integrated manner.

When using the mouth gag provided in this embodiment, the two cheek supporters 20 and the tongue depressor 30 are inserted into the oral cavity and the first end 101 of the support ring 10 is embedded between the lips and the teeth, and then the pressure ring 40 is removed Put the rubber dam 60 over the mouth, then tighten the rubber dam 60 to the teeth of the part to be treated, reinstall the pressure ring 40 and press the edge of the rubber dam 60 against the end wall of the second end 102, The press-fitting of the pressure ring 40 and the second end 102 can replace the conventional rubber dam support, so that the opener and the rubber dam 60 are compatible with each other, saving space.

The mouth gag used for oral diagnosis and treatment provided in this embodiment, compared with the prior art, by inserting the first end 101 of the support ring 10 between the patient's lips and teeth, the patient's oral cavity can be supported in an open state. , on this basis, the two cheek supports 20 extend into the oral cavity and support the two cheek walls inside the oral cavity, so that the cheek walls on both sides can be separated from the teeth, the operating space can be increased, and the cheeks can be avoided from being damaged by instruments during the treatment process. wall to deepen the pain of the patient, while the tongue depressor 30 can be stretched into the oral cavity to press against the tongue to avoid the patient's tongue from being upturned and affect the operation. On the end wall of the end 102, there is no need to use a separate rubber dam stretching frame, which can save operating space, improve the compatibility between the gag and the rubber dam 60, reduce the operating burden of the doctor, and help improve the quality of diagnosis and treatment, thereby improving the quality of patients. Patient satisfaction.

In this embodiment, referring to FIG. 3 and FIG. 4 , a plurality of insertion holes 13 are distributed on the end wall of the second end 102 at intervals, and the pressing ring 40 is provided with plug pins 41 corresponding to each insertion hole 13 . It should be understood that the rubber dam 60 is a disposable medical product, so the pin 41 can penetrate the rubber dam 60 and then be inserted into the socket 13 during fixing, so as to ensure the fixing stability of the rubber dam 60, and the insertion fit is adopted. way to facilitate operation.

In some embodiments, referring to FIG. 3 , the spatula 30 is provided with a breathing channel 31 , and the end wall of the second end 102 is provided with an air hole 11 , and the breathing channel 31 communicates with the air hole 11 . Because the rubber dam 60 will completely cover the patient's mouth, the patient can only rely on nasal cavity breathing during the diagnosis and treatment process, and it is difficult to breathe. Therefore, a breathing channel 31 is set inside the spatula 30 and communicates with the outside world through the air hole 11. Thereby, the breathing ease of the patient can be improved.

It should be noted that, in some embodiments, referring to FIG. 2 and FIG. 3 , the diameter of the inner peripheral wall of the support ring 10 gradually increases from its end facing the outside of the oral cavity to its end facing the inside of the oral cavity, and the spatula 30 has its middle part upward. The arched arc shape, the support ring 10 is located between the inner wall directly below the spatula 30 and the spatula 30 to form an accommodating space 50 suitable for accommodating the lower incisors. That is to say, the inner peripheral wall of the support ring 10 is a conical wall facing the inside of the oral cavity, and the spatula 30 has a certain curvature. An accommodating space 50 capable of accommodating the lower incisors is formed between the inner wall of the lower part of the spatula 30 and the spatula 30, thereby preventing the spatula 30 from interfering with the incisor and affecting wearing comfort and stability; and the middle part of the spatula 30 The upward arch can adapt to the normal shape of the tongue and avoid excessive pressure on the tongue and cause discomfort to the patient.

In some embodiments, please refer to FIG. 3 , the diameter of the first end 101 is larger than the diameter of the second end 102 , and an annular groove 12 suitable for accommodating a lip is provided on the peripheral wall of the support ring 10 . Ensure that the first end 101 can extend between the lips and the teeth to reach the root of the gums, thereby improving the wearing stability, and at the same time accommodate the edges of the lips in the ring groove 12, thereby ensuring that the ring hole of the support ring 10 can be fully exposed, Not only is it convenient for the doctor to operate, but it can also avoid hurting the lips during the operation.

As a specific structure of the above-mentioned spatula 30, the thickness of the spatula 30 decreases from the middle to the two sides in the direction of the distance between the two cheek supports 20, and the breathing channel 31 is arranged in the middle of the spatula 30. area. The spacing direction of the two cheek supports 20 is also the width direction of the tongue depressor 30, that is, the middle of the tongue depressor 30 is thick and the two sides are thin. On the one hand, the thinner sides are relatively soft, allowing the tongue to move properly. A thicker one has a higher supporting property, which can not only ensure the pressure effect on the tongue, but also make use of its thickness to facilitate the layout of a larger breathing channel 31, thereby improving the patient's smooth breathing.

It should be noted that, in this embodiment, referring to FIG. 2 , the width of the tongue depressor 30 gradually decreases from the middle area to the end away from the support ring 10 along its extending direction. Since the tongue pressing effect of the tongue depressor 30 is mainly reflected in the central region, and the end far away from the support ring 10 protrudes deeply into the oral cavity, there is no need to press the tongue in a large area at this position, so the The size of the end is reduced, so that the contact area between the spatula 30 and the root of the tongue can be reduced, which is beneficial to alleviate the patient's discomfort.

Specifically, referring to FIG. 3, it is understood that the width of the cheek support plate 20 in this embodiment gradually decreases from the first end 101 to its extended end, and the thickness of the cheek support plate 20 gradually decreases from the middle to the upper and lower sides in the height direction. . Since the distance between the upper and lower teeth is smaller when the mouth is open, the cheek support plate 20 is set to a structure whose width gradually decreases, so that the cheek support plate 20 can be located between the upper and lower teeth as far as possible, and the cheek support plate 20 is prevented from occupying the normal space. At the same time, the support cheek plate 20 adopts a structure with a thick middle and thin sides. On the one hand, it can use the thicker part in the middle to provide sufficient support rigidity. It can improve the fit for different patients and improve the wearing comfort.

Optionally, as shown in FIG. 2 , in this embodiment, both the cheek support 20 and the tongue depressor 30 are made of flexible silicone, and elastic support strips 21 are implanted inside the cheek support 20 and the spatula 30 . Here, the flexible silica gel is preferably made of medical silica gel material that can be reused after disinfection. The use of flexible silica gel can reduce the discomfort of the patient. The support or resistance of the cheek wall and tongue is sufficient.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (9)

1. A gag for oral cavity diagnosis and treatment, characterized in that it comprises: a support ring having a first end for facing the interior of the oral cavity, and a second end opposite said first end, said first end adapted to fit between lips and teeth when said oral cavity is open; Two support cheeks are symmetrically distributed on both radial sides of the support ring, the support cheeks extend from the first end toward the interior of the oral cavity, and the two support cheeks are respectively used to support two side cheek wall; A tongue depressor, located between the two cheek supports, one end of the tongue depressor is connected to the inner wall of the second end, and the other end extends away from the support ring, for pressing the tongue downward ; The pressure ring is fastened on the second end and is used for cooperating with the end wall of the second end to clamp the rubber dam. 2. A mouth gag for oral cavity diagnosis and treatment as claimed in claim 1, wherein a plurality of sockets are distributed at intervals on the end wall of the second end, and the pressure ring is provided with each of the sockets. The jacks correspond one-to-one to the plugs that are inserted. 3. A mouth gag for oral diagnosis and treatment as claimed in claim 1, wherein a breathing channel is arranged in the tongue depressor, an air hole is arranged on the end wall of the second end, and the breathing channel communicate with the air hole. 4. A gag for oral cavity diagnosis and treatment as claimed in claim 1, wherein the diameter of the inner peripheral wall of the support ring gradually increases from its end towards the outside of the oral cavity to its end towards the inside of the oral cavity. Enlarged, the spatula is arc-shaped with an upward arch in the middle, and the support ring is located between the inner wall directly below the spatula and the spatula to form an accommodating space suitable for accommodating the lower incisors. 5. A mouth gag for oral cavity diagnosis and treatment as claimed in claim 1, wherein the diameter of the first end is larger than the diameter of the second end, and the outer peripheral wall of the support ring is provided with suitable Groove for the lips. 6. A mouth gag for oral diagnosis and treatment according to claim 3, characterized in that, the thickness of the spatula decreases from the middle to the two sides in the direction of the distance between the two cheek supports , the breathing channel is arranged in the middle area of the tongue depressor. 7. A mouth gag for oral diagnosis and treatment as claimed in claim 1, wherein the width of the spatula gradually decreases from the middle area to the end away from the support ring along the extension direction of the spatula . 8. A gag for oral cavity diagnosis and treatment according to claim 1, characterized in that, the width of the cheek support gradually decreases from the first end to its extended end, and the cheek support The thickness gradually decreases from the middle to the upper and lower sides in the height direction. 9. A mouth gag for oral diagnosis and treatment according to any one of claims 1-8, characterized in that, both the cheek support plate and the tongue depressor are flexible silicone, and the cheek support plate Elastic support strips are planted inside the plate and the spatula.

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