CN214318167U - Customized temporomandibular joint repositioning occlusal pad - Google Patents
Customized temporomandibular joint repositioning occlusal pad Download PDFInfo
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- CN214318167U CN214318167U CN202120105075.1U CN202120105075U CN214318167U CN 214318167 U CN214318167 U CN 214318167U CN 202120105075 U CN202120105075 U CN 202120105075U CN 214318167 U CN214318167 U CN 214318167U
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Abstract
The utility model provides a tooth that customization type temporomandibular joint relocated closes pad, including integrated into one piece's the occlusal pad body, form upper dental alveolus and lower dental alveolus between the labial side parcel face and the lingual side parcel face that the occlusal pad body, wherein upper dental alveolus and lower dental alveolus branch arrange the upper and lower both sides that the occlusal pad body in, the below of lingual side parcel face is equipped with lingual side inclined plane lingual side, guides the lower jaw tooth to take one's place, and the partial labial surface of lower jaw dentition is wrapped up in to labial side parcel face to keep the position of lower jaw and restrict its removal. The mandibular dentition position is determined by three modes of muscle programming, mandibular protrusion and articular disc reduction respectively, the occlusal pad is suitable for occlusion treatment of temporomandibular joint disorder caused by malocclusion, particularly deep draping, deep draping and the like, and is particularly suitable for repositioning and maintaining the mandibular dentition after the articular disc reduction of secondary jaw deformity.
Description
Technical Field
The utility model relates to a treatment field of temporomandibular joint disorder that malocclusion deformity arouses provides a customization type temporomandibular joint relocates occlusal pad, the temporomandibular joint position after the specially adapted articular disc resets keeps.
Background
Temporomandibular Joint (TMJ) is the only left and right bilateral linkage Joint of the maxillofacial region that performs the opening and closing, mandibular protrusion, withdrawal and lateral, and chewing movements in daily life. Temporomandibular joint disorder (TMD) is a common disease of the oromandibular face, with an incidence of up to 33% in adults and 53.28% in orthodontic patients.
The clinical manifestations of temporomandibular joint disorder are: pain in the articular area and its surrounding masticatory muscles may be accompanied by migraine headaches, neck and shoulder pain, ringing or noise in the articular area, and abnormal jaw movements (including restricted mouth opening, deviation of mouth opening or kinking). Occlusion factors including occlusion interference, early contact, posterior tooth loss, too low vertical distance, especially deep occlusions, anterior retrograded occlusions, etc., have been found to be important causes of temporomandibular joint disorder (TMD). Therefore, correcting occlusal disorders is an important means of treatment, with occlusal pads being an important method of treatment for occlusions.
However, the existing occlusal pad has the defects of simple design and single structure, and has poor pertinence to correction of occlusion disorder. Meanwhile, occlusion change can occur after the temporomandibular joint disc is reset, and a patient with the maxillofacial deformity in the growth period needs to keep the occlusion relation and further induce to promote the formation of new condylar bone, so that the subsequent orthodontic treatment is facilitated, and the degree of the maxillofacial deformity is reduced. However, there is currently a lack of custom bite block designs that address the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a customization type temporomandibular joint relocates occlusal pad, this occlusal pad is applicable to the treatment of the temporomandibular joint disorder that malocclusion deformity arouses to and the maintenance of temporomandibular joint position after the articular disc resets. The occlusal pad is of an integrated structure, can effectively improve deep covering, inward inclination locking occlusal occlusion and occlusion interference of teeth of a patient, keeps the position of a condyle in a temporomandibular joint fossa after the articular disc is reset, improves mandibular retraction or deviation, is beneficial to reconstruction of the condyle and regeneration of new bones, and promotes reconstruction to realize individualized treatment of temporomandibular joint disorder and subsequent dentognathic facial deformity by correcting occlusion disorder and keeping and inducing the position of the condyle after the articular disc resetting operation.
In order to achieve the above purpose, the technical scheme provides: the utility model provides a customization type temporomandibular joint relocates's occlusal pad, includes integrated into one piece's occlusal pad body, forms upper alveolus and lower alveolus between the labial side parcel face and the lingual side parcel face of the occlusal pad body, and wherein upper alveolus and lower alveolus are arranged in the upper and lower both sides of occlusal pad body respectively, and the below of lingual side parcel face is equipped with lingual side inclined plane.
In some embodiments, the method is suitable for occlusion treatment of temporomandibular joint disorders caused by malocclusion and temporomandibular joint repositioning after reduction by a joint disc.
In some embodiments, the labial covering covers a partial labial side of the upper dentition and a partial labial side of the lower dentition.
In some embodiments, the lingual wrapper matches the lingual shape of the upper and lower dentitions.
In some embodiments, the upper sockets are recessed downwardly relative to the upper side of the bite-block body and the lower sockets are recessed upwardly relative to the lower side of the bite-block body.
In some embodiments, the upper socket and the lower socket are spaced above and below.
In some embodiments, the lingual ramp portion is pressed over the tongue body.
Compared with the prior art, the technical scheme has the following advantages and beneficial effects:
the position of the mandible is kept by the limit relation between the upper dentition and the lower dentition through the occlusal pad with the integrated structure, so that the temporomandibular joint is repositioned, the temporomandibular joint is stabilized, the normal occlusion relation of a patient is restored through orthodontic treatment after stabilization, and the condylar reconstruction and new bone regeneration can be promoted by the mode, so that stable joint guarantee is provided for the restoration of the normal occlusion relation through subsequent orthodontic treatment.
Drawings
Fig. 1 is a schematic view of a customized temporomandibular joint repositioning bite block according to an embodiment of the present invention worn on the upper and lower dentitions.
Fig. 2-4 are customized temporomandibular joint repositioning bite pads according to an embodiment of the present invention.
In the figure: 10-customized temporomandibular joint repositioning occlusal pad, 11-occlusal pad body, 111-labial wrapping surface, 112-lingual wrapping surface, 113-lingual inclined surface, SD-upper dentition, 20-upper dentition, 30-lower dentition, XD-lower dentition.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the description to indicate that the referenced device or element must have the specified orientation, be constructed and operated in the specified orientation, and not for the purposes of limitation.
It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.
The scheme provides a customized temporomandibular joint repositioning occlusal pad which is particularly suitable for occlusion treatment of temporomandibular joint disorder caused by malocclusion deformity such as deep occlusion, imploding deep occlusion and the like and temporomandibular joint repositioning of patients with mandibular deformity such as mandibular deviation, retrosystole and the like after a joint disc is reset. Specifically, the patient with the malocclusion corrected wears the customized temporomandibular joint repositioning occlusal pad, the position of the lower jaw bone is maintained by the limit relation between the upper dentition and the lower dentition through the occlusal pad with an integral structure, the temporomandibular joint is repositioned, the normal occlusion relation of the patient is restored through orthodontic treatment after stabilization, and the condylar reconstruction and new bone regeneration can be promoted by the mode, so that stable joint guarantee is provided for the normal occlusion relation restoration of subsequent orthodontic treatment.
The traditional occlusion pad for treating temporomandibular joint disorder is only a single-jaw structure designed on the upper jaw or the lower jaw or a double-jaw structure with the upper jaw and the lower jaw separated, the customized temporomandibular joint repositioning dental occlusion pad provided by the scheme is a structure with the upper jaw and the lower jaw integrally formed, and the position of the lower jaw is kept by utilizing the limit relationship between the upper jaw and the lower jaw.
Specifically, the custom-made occlusal pad for temporomandibular joint repositioning provided by the present scheme comprises an integrated occlusal pad body 10, wherein an upper alveolus 20 and a lower alveolus 30 are formed between a labial wrapping surface 111 and a lingual wrapping surface 112 of the occlusal pad body 10, wherein the upper alveolus 20 and the lower alveolus 30 are respectively arranged at the upper side and the lower side of the occlusal pad body 10, a lingual inclined surface 113 is arranged below the lingual wrapping surface 112, and the custom-made occlusal pad for temporomandibular joint repositioning is custom-made for patients with corrected malocclusion, and is suitable for treating temporomandibular joint disorder caused by malocclusion.
As shown in fig. 1, when the customized temporomandibular joint repositioning bite block is placed between the upper and lower dentitions of a patient after a malunion or mandibular malformation arthroplasty procedure, the patient's upper dentition SD card is engaged in the upper socket 20 and correspondingly, the lower dentition XD card is engaged in the lower socket 30. since the upper socket 20 and the lower socket 30 are integrally formed, the barrier with the labial-side covering 111 covering the upper and lower dentitions maintains the position of the lower dentition and restricts its movement to play a role in repositioning and stabilizing the temporomandibular joint, thereby facilitating reconstruction and repair of the condyles.
Specifically, the labial covering surface 111 is a surface of the bite pad body 11 close to the labial side, and the labial covering surface 111 covers a part of the labial side of the upper dentition SD and a part of the labial side of the lower dentition XD, and in some embodiments, the labial covering surface 111 covers only one third of the labial sides of the upper dentition SD and the lower dentition XD.
The lingual wrapping surface 112 is a surface of the bite block body 10 close to the lingual side, the lingual wrapping surface 112 matches the lingual shapes of the upper dentition SD and the lower dentition XD, and the lingual wrapping surface 112 and the labial wrapping surface 111 are matched with each other to clamp the upper dentition SD and the lower dentition XD.
In this embodiment, the upper socket 20 includes a plurality of upper dental occlusal sockets corresponding to the teeth of the upper dentition SD, and the upper dental sockets are shaped to match the cusp shape of the teeth of the upper dental system SD. Similarly, the lower socket 30 includes a plurality of lower dental occlusal sockets corresponding to the teeth of the lower dentition XD, the lower dental occlusal sockets having a shape matching the cusp shape of the teeth of the lower dentition XD.
The upper tooth socket 20 is downwards sunken relative to the upper side surface of the bite block body 10, the sunken position is matched with the tooth position of the upper dentition SD, and the sunken shape is matched with the tooth cusp position of the tooth body of the upper dentition SD; the lower socket 30 is upwardly recessed with respect to the lower side of the bite-block body 10, the recessed position matches the position of the teeth of the lower dentition XD, and the recessed shape matches the position of the cusps of the teeth of the lower dentition XD. An interdental space is provided between the upper socket 20 and the lower socket 30, that is, the upper socket 20 and the lower socket 30 are spaced up and down.
Since the cusps of the teeth are gradually reduced in cross-sectional area, the inner occlusal surfaces of the upper and lower alveolus 20, 30 are designed to be inclined surfaces, so that the upper dentition SD and the lower dentition XD can be more conveniently slid into the bite-block body 10.
In addition, the lingual inclined surface 113 below the lingual wrapping surface 112 is inclined to the lingual side, and the lingual inclined surface 113 is used to guide the lower dentition XD into place. Specifically, in some embodiments, the lingual ramp 113 is partially pressed over the tongue body.
In the embodiment of the present scheme, the bite-block body 10 is made of a high molecular resin material, which is a good biomaterial, and has better biocompatibility, and no general allergy, rejection and other reactions occur, and the high molecular resin material can be manufactured in injection molding and demolding manners, and is convenient to manufacture, and the high molecular resin material can obtain the best shape matched with the individual patient in injection molding and demolding manners, and has better use effect.
The manufacturing method of the customized temporomandibular joint repositioning occlusal pad comprises the following steps:
determining the correction position of the lower jaw of the patient according to the malocclusion condition by the following three methods respectively: programming muscles, eliminating the bouncing of the joints when the lower jaw extends forwards to the open-close mouth, and resetting the articular disc; acquiring upper and lower dentition data of a patient; and manufacturing a customized temporomandibular joint repositioning occlusal pad based on the corrected position of the mandible and the upper and lower dentition data, wherein the structure of the customized temporomandibular joint repositioning occlusal pad is as described above.
The method comprises the steps of extruding a silicone rubber occlusion recording material into the oral cavity of a patient to obtain a gap between an upper dentition and a lower dentition after the temporomandibular joint is repositioned, taking out the silicone rubber occlusion recording material after the silicone rubber occlusion recording material is fixed and molded to obtain a dental model, scanning the dental model by using a scanner to obtain upper and lower dentition data, importing the upper and lower dentition data into 3D design software to design according to requirements to obtain an occlusion cushion model, and carving and manufacturing the occlusion cushion with the temporomandibular joint repositioned based on the occlusion cushion model.
It is worth mentioning that the present scheme requires the acquisition of upper and lower dentition data of the patient's full teeth. Correspondingly, the silicone occlusion recording material needs to cover every tooth body of the patient's posterior dental part.
In the step of importing the upper and lower dentition data into 3D design software to design the occlusal pad model, conventional 3D design software is selected, the designed occlusal pad is as shown in figure 2, and the design method is as follows:
the integrated dental prosthesis cushion body 10 is designed, an upper dental alveolus 20 and a lower dental alveolus 30 are formed between a labial wrapping surface 111 and a lingual wrapping surface 112 of the dental prosthesis cushion body 10, wherein the upper dental alveolus 20 and the lower dental alveolus 30 are respectively arranged at the upper side and the lower side of the dental prosthesis cushion body 10, and a lingual inclined surface 113 is arranged below the lingual wrapping surface 112.
In addition, the occlusal pad is particularly suitable for repositioning temporomandibular joints, and particularly for occlusion treatment of temporomandibular joint disorders caused by malocclusions and repositioning of temporomandibular joints after repositioning through the articular disc.
The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.
Claims (7)
1. A custom temporomandibular joint repositioning bite block comprising:
the integrated denture cushion body (10) is characterized in that an upper tooth socket (20) and a lower tooth socket (30) are formed between a lip side wrapping surface (111) and a tongue side wrapping surface (112) of the denture cushion body (10), the upper tooth socket (20) and the lower tooth socket (30) are respectively arranged on the upper side and the lower side of the denture cushion body (10), and a tongue side inclined surface (113) is arranged below the tongue side wrapping surface (112).
2. The custom temporomandibular joint repositioning bite block according to claim 1, adapted for use in bite treatment of temporomandibular joint disorders caused by malocclusion and temporomandibular joint repositioning after reduction by the articular disc.
3. The customized temporomandibular joint repositioning occlusal pad of claim 1, wherein the labial wrapping surface (111) covers part of the labial side of the upper dentition (SD) and part of the labial side of the lower dentition (XD).
4. The customized temporomandibular joint repositioning bite block according to claim 1, wherein the lingual wrapping surface (112) matches the lingual shape of the upper dentition (SD) and lower dentition (XD).
5. The customized temporomandibular joint repositioning occlusal pad of claim 1, wherein the upper alveolus (20) is recessed downwards relative to the upper side of the occlusal pad body (10) and the lower alveolus (30) is recessed upwards relative to the lower side of the occlusal pad body (10).
6. The custom temporomandibular joint repositioning bite block according to claim 5, wherein the upper socket (20) and the lower socket (30) are spaced above and below.
7. The customized temporomandibular joint repositioning bite block according to claim 1, wherein the lingual ramp (113) is partially pressed over the tongue body.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112754693A (en) * | 2021-01-15 | 2021-05-07 | 何冬梅 | Customized temporomandibular joint repositioning occlusal pad and manufacturing and application methods thereof |
| CN114305752A (en) * | 2021-12-31 | 2022-04-12 | 杭州雅智医疗技术有限公司 | Digital orthodontic method aiming at Angle I type malocclusion and Angle II type malocclusion |
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2021
- 2021-01-15 CN CN202120105075.1U patent/CN214318167U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112754693A (en) * | 2021-01-15 | 2021-05-07 | 何冬梅 | Customized temporomandibular joint repositioning occlusal pad and manufacturing and application methods thereof |
| CN114305752A (en) * | 2021-12-31 | 2022-04-12 | 杭州雅智医疗技术有限公司 | Digital orthodontic method aiming at Angle I type malocclusion and Angle II type malocclusion |
| CN114305752B (en) * | 2021-12-31 | 2022-06-14 | 杭州雅智医疗技术有限公司 | Digital orthodontic method aiming at Angle I type malocclusion and Angle II type malocclusion |
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Effective date of registration: 20220310 Address after: 200023 No. 639, manufacturing Bureau Road, Huangpu District, Shanghai Patentee after: SHANGHAI NINTH PEOPLE'S HOSPITAL SHANGHAI JIAOTONG University SCHOOL OF MEDICINE Address before: 200000 Room 202, No. 5, Lane 1200, Tibet South Road, Huangpu District, Shanghai Patentee before: He Dongmei |