CN216823391U

CN216823391U - Locatable opening limiter

Info

Publication number: CN216823391U
Application number: CN202123443047.XU
Authority: CN
Inventors: 吴玥; 谢理哲; 严斌; 徐海洋; 唐雯
Original assignee: Affiliated Stomatological Hospital of Nanjing Medical University
Current assignee: Affiliated Stomatological Hospital of Nanjing Medical University
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-28
Anticipated expiration: 2031-12-31

Abstract

The utility model provides a locatable opening limiter, including support for the interlock, waxing surface layer and waxing surface layer, support for the interlock adopts echelonment interlock support, the upper surface of support for the interlock is equipped with head end ladder face, more than one well ladder face and terminal ladder face in proper order, head end ladder face, well ladder face and terminal ladder face increase progressively to the perpendicular distance of interlock support lower surface, head end ladder face, well ladder face and terminal ladder face are equipped with the waxing surface layer respectively, the lower surface of support for the interlock is equipped with waxing surface layer down; the locatable opening limiter has the advantages that the size is small, and the comfort of a patient is high; the operation is convenient and fast, and the clinical application is convenient; easy to obtain and low in manufacturing cost. The support for the stepped occlusion is suitable for different sizes of jaws of a patient, so that good positioning of the opening states of the upper dentition and the lower dentition can be ensured, the patient is assisted to realize stable opening degree, and image data acquisition is ensured to have better definition and accuracy.

Description

Locatable opening limiter

Technical Field

The utility model relates to a can fix a position opening stopper.

Background

The temporomandibular joint is the finest joint of the human body and is the only movable joint of the maxillofacial region, the temporomandibular joint is linked left and right, multiple functions of chewing, swallowing, speaking, expression and the like are supported, flexible and changeable mandibular movement is shown, and the complexity of the temporomandibular joint also causes the complex pathogenesis and the multiple clinical symptoms of the temporomandibular joint. Because the oral cavity disease can not be directly viewed like other oral cavity diseases, the problems that objective judgment cannot be carried out, accurate treatment cannot be carried out and the like still exist in the diagnosis and treatment of the temporomandibular joint disease at present. In view of the particularity of temporomandibular joint, it is often necessary to take and collect images of different opening positions during the imaging examination so as to facilitate the observation of the joint movement of the mandible at different positions for definite diagnosis, and during the taking, it is often difficult for the patient to remain still for a long time, especially when the opening position needs to be maintained, which may cause adverse effects on the taken images, resulting in artifacts, distortion, deformation, etc., and even re-acquisition.

Meanwhile, it is difficult for the patient to accurately understand and make different mouth opening positions, which also results in data errors and lack of objectivity. Therefore, the stability of the opening position during photographing and the coincidence of the opening positions of different patients are required.

To solve the above problems, chinese patent No. cn201921702820.x discloses an opening stopper for oral radiographic image acquisition, including shell, last board, lifting unit, vertical adjust knob, lower board, protraction subassembly and sagittal adjust knob, be equipped with the appearance room in the shell, be equipped with lifting unit and protraction subassembly in the appearance room, locate on lifting unit, a lateral part of shell is equipped with lift hole and protraction hole, lifting unit passes lift hole and connects the board of biting, protraction subassembly passes the board of biting under the protraction hole connection. The above patent can keep the upper dentition and the lower dentition still for a long time, but the above patent has a large volume, relatively complex structure and high cost.

The above problems should be considered and solved in the design and production process of using the positioning opening stopper in the oral cavity image acquisition process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can fix a position opening stopper and solve the volume that exists among the prior art great, relatively complicated, the higher problem of cost.

The technical solution of the utility model is that:

the utility model provides a can fix a position opening stopper, including the support for the interlock, waxing top layer and wax top layer down, the support for the interlock adopts the echelonment support for the interlock, the upper surface of support for the interlock is equipped with head end ladder face in proper order, well ladder face and terminal ladder face more than one, head end ladder face, well ladder face and terminal ladder face increase progressively to the perpendicular distance of interlock with the support lower surface, head end ladder face, well ladder face and terminal ladder face are equipped with the waxing top layer respectively, the lower surface of support for the interlock is equipped with down the wax top layer.

Furthermore, the waxing surface layer is provided with an upper anterior tooth wax occlusion print groove.

Furthermore, the lower wax surface layer is provided with a lower anterior tooth wax occlusion print groove.

Furthermore, the occlusion support is made of medical plastic materials.

Furthermore, the vertical distances from the head-end step surface, the middle step surface and the tail-end step surface to the lower surface of the occlusion support are increased in an equal difference mode.

Furthermore, the vertical distances from the head-end step surface, the middle step surface and the tail-end step surface to the lower surface of the occlusion support are increased progressively by 0.5 cm.

Furthermore, the width of the support for occlusion is 3cm, and the length of the head step surface, the length of the middle step surface and the length of the tail step surface are all 1.5 cm.

Further, the thickness of the upper wax surface layer and the thickness of the lower wax surface layer are both 3 mm.

The utility model has the advantages that:

the opening limiting stopper capable of being positioned is small in size and high in comfort for patients; the operation is convenient and fast, and the clinical application is convenient; easy to obtain and low in manufacturing cost. Through setting up the echelonment and sting the support with, adaptable patient's different jaw sizes can guarantee to go up dentition and the good location of dentition open mode down, and the supplementary patient realizes stable opening degree, can't keep stable problem when having solved the image that the patient need gather different opening degrees to guarantee that image data gathers and have better definition and accuracy.

Two, this kind of opening stopper can fix a position can realize setting for multiple flare opening degree, and the multiple inspection requirement of adaptable doctor can set for unified height value and do benefit to and contrast the comparison between different patients and same patient. Besides the normal mouth opening position, the physician can guide the extending jaw position, the lateral jaw position and the like to acquire a plurality of jaw position image data.

Drawings

FIG. 1 is a schematic structural view of a positionable opening limiter according to an embodiment of the present invention;

FIG. 2 is a schematic view of the positionable opening stop of an embodiment in use;

wherein: 1-a support for occlusion, 2-a waxing surface layer, 3-a waxing surface layer, 4-a head end step surface, 5-a middle step surface, 6-a tail end step surface and 7-an upper anterior tooth wax occlusion print groove.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Examples

The utility model provides a can fix a position opening stopper, as figure 1 and figure 2, including support 1 for the interlock, waxing top layer 2 and wax bottom layer 3, support 1 for the interlock adopts echelonment interlock to use support 1, the upper surface of support 1 for the interlock is equipped with head end ladder face 4, more than one well ladder face 5 and terminal ladder face 6 in proper order, head end ladder face 4, well ladder face 5 and terminal ladder face 6 increase progressively to the perpendicular distance of support 1 lower surface for the interlock, head end ladder face 4, well ladder face 5 and terminal ladder face 6 are equipped with waxing top layer 2 respectively, the lower surface of support 1 for the interlock is equipped with wax bottom layer 3.

The locatable opening limiter has the advantages that the size is small, and the comfort of a patient is high; the operation is convenient and fast, and the clinical application is convenient; easy to obtain and low in manufacturing cost. Through setting up echelonment for the bite support 1, adaptable patient's different jaw sizes can guarantee to go up dentition and good location of dentition open mode down, and the supplementary patient realizes stable opening degree, can't keep stable problem when having solved the image that the patient need gather different opening degrees to guarantee that image data gathers and have better definition and accuracy.

As shown in figure 1, the waxing surface layer 2 is provided with an upper anterior tooth wax tooth combined print groove 7, the upper anterior tooth wax tooth combined print groove 7 is used for positioning the upper anterior tooth of the patient, the upper anterior tooth wax tooth combined print groove 7 can be preset with a fixed groove, and personalized acquisition can also be adopted, namely, the waxing surface layer 2 is softened and then a groove formed by solidification of the upper anterior tooth wax tooth combined print of the patient is acquired, and the personalized acquisition can enable the accuracy to be higher. The lower wax surface layer 3 is provided with a lower anterior tooth wax occlusion print groove which can be arranged in the same way as the upper anterior tooth wax occlusion print groove 7. The upper anterior tooth wax occlusion print groove 7 and the lower anterior tooth wax occlusion print groove can realize the positioning of the upper anterior tooth and the lower anterior tooth, and the accuracy of the radiation image acquisition is improved. The support 1 for occlusion is made of medical plastic materials, has no biotoxicity, causes no interference of imaging, and is safe and sanitary.

As shown in fig. 1, the vertical distances from the first-end step surface 4, the middle step surface 5, and the last-end step surface 6 to the lower surface of the engaging support 1 are increased by an equal difference of 0.5 cm. The width of the engaging support 1 is 3cm, and the length of the head-end step surface 4, the length of the middle step surface 5 and the length of the tail-end step surface 6 are all 1.5 cm. The thickness of the upper wax surface layer 2 and the thickness of the lower wax surface layer 3 are both 3 mm. The upper wax surface layer 2 and the lower wax surface layer 3 can be fixed on the upper surface and the lower surface of the support seat 1 for seaming by adopting soft wax sheet glue.

As shown in figure 2, the locatable opening limiter is used in the process that soft wax sheets with the thickness of 3mm are respectively arranged on the upper surface and the lower surface of a first-end step surface 4 of a support 1 for occlusion, the wax sheets at the first-end step surface 4 are baked to be soft and then are placed in the upper and lower anterior tooth areas of a patient's mouth, and the patient is ordered to normally occlude until the wax sheets are occluded to an upper wax surface layer 2 and a lower wax surface layer 3 of the support 1 for occlusion; taking out the support 1 for occlusion after the wax sheet is cooled and shaped, and then respectively forming an upper anterior wax tooth occlusion print groove 7 and a lower anterior wax tooth occlusion print groove which are personalized by the patient on the upper wax surface layer 2 and the lower wax surface layer 3; the steps are respectively repeated on the middle step surface 5 and the tail step surface 6, the heights of the head step surface 4, the three middle step surfaces 5 and the tail step surface 6 of the occlusion support 1 are respectively 2cm, 2.5cm, 3cm, 3.5cm and 4cm, and the positioning is respectively realized at the opening heights of 2cm, 2.5cm, 3cm, 3.5cm and 4 cm.

This kind of opening stopper can fix a position can realize setting for multiple opening degree, and the multiple inspection requirement of adaptable doctor can set for unified height value and do benefit to and compare between different patients and the contrast between same patient. Besides the normal mouth opening position, wax tooth joint prints such as an anterior jaw position, a lateral jaw position and the like can be made under the guidance of a doctor, so that various jaw position image data can be collected. The individual occlusion record of the patient can be obtained, so that the patient can keep stable jaw position relation under different opening degrees.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been discussed with reference to the preferred embodiment, it is not intended to limit the present invention, and any person skilled in the art can make modifications or changes to equivalent embodiments using the above disclosed technical content without departing from the technical scope of the present invention, but any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a can fix a position opening stopper which characterized in that: the wax coating device comprises a support for occlusion, a wax coating surface layer and a wax coating surface layer, wherein the support for occlusion adopts a stepped support for occlusion, the upper surface of the support for occlusion is sequentially provided with a head-end stepped surface, more than one middle stepped surface and a tail-end stepped surface, the vertical distances from the head-end stepped surface, the middle stepped surface and the tail-end stepped surface to the lower surface of the support for occlusion are gradually increased, the head-end stepped surface, the middle stepped surface and the tail-end stepped surface are respectively provided with the wax coating surface layer, and the lower surface of the support for occlusion is provided with the wax coating surface layer.

2. The positionable opening stop of claim 1, wherein: the waxing surface layer is provided with an upper anterior tooth wax tooth occlusion print groove.

3. The positionable opening stop of claim 1, wherein: the lower wax surface layer is provided with a lower anterior tooth wax tooth seal imprint groove.

4. A positionable opening stop according to any of claims 1-3, wherein: the occlusion support is made of medical plastic materials.

5. A positionable opening stop according to any of claims 1-3, wherein: the vertical distances from the first-end step surface, the middle step surface and the tail-end step surface to the lower surface of the occlusion support are increased in an equal difference mode.

6. The positionable opening stop of claim 5, wherein: the vertical distances from the head-end step surface, the middle step surface and the tail-end step surface to the lower surface of the occlusion support are increased progressively by 0.5 cm.

7. A positionable opening stop according to any of claims 1-3, wherein: the width of the support for engagement is 3cm, and the length of the step surface at the head end, the length of the step surface at the middle step and the length of the step surface at the tail end are all 1.5 cm.

8. A positionable opening stop according to any of claims 1-3, wherein: the thickness of the upper wax surface layer and the thickness of the lower wax surface layer are both 3 mm.