CN107582323B - Left-right movement mechanism for lower jaw treatment device - Google Patents
Left-right movement mechanism for lower jaw treatment device Download PDFInfo
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- CN107582323B CN107582323B CN201710794037.XA CN201710794037A CN107582323B CN 107582323 B CN107582323 B CN 107582323B CN 201710794037 A CN201710794037 A CN 201710794037A CN 107582323 B CN107582323 B CN 107582323B
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Abstract
The invention discloses a left and right movement mechanism used on a lower jaw treatment device, which comprises: the device comprises a motor (1), a transmission mechanism, a worm (6), a transmission rod (7) and a rack (8); the worm (6) is horizontally arranged, an output shaft (2) on the motor (1) is connected with one end of the worm (6) through the transmission mechanism, the worm (6) is connected with the rack (8) through the transmission rod (7), the length direction of the rack (8) is parallel to the length direction of the worm (6), and the rack (8) is connected with the lower jaw of a patient. The left and right movement mechanism used on the lower jaw treatment device solves the problems that conservative treatment is adopted clinically for treating the lower jaw movement dysfunction in the prior art, and the improvement of symptoms such as limited opening of a patient is not ideal.
Description
Technical Field
The invention relates to the field of wearable therapeutic devices for mandibular movement dysfunction, in particular to a left and right movement mechanism for a mandibular movement therapeutic device.
Background
The functional disorder of jaw movement is a common symptom of oral cavity and jaw, which is characterized by difficult opening and limited opening and clinically belongs to temporomandibular joint disorder syndrome. Generally, the patient has small openability, the opening process is painful abnormally, the pain and the noise in temporomandibular joint areas are accompanied, the masticatory muscles are weak, the normal chewing function cannot be completed, the oral cavity of the patient is seriously affected, and great inconvenience is brought to the life of the patient. Clinical statistics at home and abroad show that patients suffering from mandibular movement dysfunction and temporomandibular joint disorder syndrome occupy a relatively large proportion of the whole population. The pathogenesis of the temporomandibular joint disorder syndrome is complex, and the complete consensus is not achieved so far, however, a plurality of pathogenic factors can cause the functional disorder of the mandible movement of a patient, and the specific causes can be attributed to the nervous control disorder of masticatory muscles and external trauma to the masticatory muscles and temporomandibular joints, including mandible clenching after stroke, joint adhesions after trauma, surgery and head tumor radiotherapy, and the like.
Conservative therapy is adopted clinically for treating the lower jaw motor dysfunction, and comprises the steps of reducing inflammation by adopting medicines and relieving pain by adopting physical therapy such as hot compress, acupuncture and moxibustion and the like, but the improvement of symptoms such as limited opening of a patient is not ideal. Foreign research shows that the patient should be supervised and urged to open mouth rapidly in the early stage after illness, so that the hypofunction of masticatory muscles and the further deterioration of adhesion around temporomandibular joints can be avoided, the metabolism condition of musculoskeletal is accelerated, and the occurrence of connective tissue adhesion is reduced.
Therefore, the invention provides a left and right movement mechanism for a lower jaw treatment device, which can provide auxiliary movement matched with the movement track of the lower jaw of a human body in the using process so as to help the lower jaw of a patient to move left and right and avoid masticatory muscle hypofunction and further worsening of adhesion around temporomandibular joints.
Disclosure of Invention
In view of the above technical problems, the present invention aims to overcome the problems of the prior art that conservative therapy is often adopted clinically for treating mandibular movement dysfunction and the improvement of the patient's opening is not ideal, so as to provide a left and right movement mechanism for a mandibular treatment device, which can provide auxiliary movement matched with the human mandibular movement track during the use process, thereby assisting the patient's mandible to move left and right and avoiding the occurrence of hypofunction of masticatory muscles and further worsening of adhesion around the temporomandibular joint.
In order to achieve the above object, the present invention provides a left and right movement mechanism for a chin treatment apparatus, the left and right movement mechanism comprising: the device comprises a motor, a transmission mechanism, a worm, a transmission rod and a rack; the worm is horizontally arranged, an output shaft on the motor is connected with one end of the worm through the transmission mechanism, the worm is connected with the rack through the transmission rod, the length direction of the rack is parallel to the length direction of the worm, and the rack is connected with the lower jaw of a patient.
Preferably, the driving lever includes: the device comprises a rod body, a first turbine and a second turbine; a first turbine and a second turbine are sequentially sleeved and fixed on the rod body, the first turbine is meshed with the middle part of the worm, the second turbine is meshed with the saw teeth on the inner side of the rack,
preferably, the rack is an annular rack, and only half of the periphery of the second turbine is provided with saw teeth matched with the rack.
Preferably, the transmission mechanism comprises: the transmission device comprises a transmission belt, a transmission shaft, a first transmission gear and a second transmission gear; the output shaft is connected with one end of the transmission shaft through the transmission belt, a first transmission gear is arranged at the other end of the transmission shaft, a second transmission gear is arranged at one end of the worm, and the second transmission gear is meshed with the first transmission gear.
Preferably, the diameter of the first transmission gear is 1/3-2/3 times the diameter of the second transmission gear.
Preferably, the diameter of the first transmission gear is 1/2 times the diameter of the second transmission gear.
According to the technical scheme, the left and right movement mechanism used on the lower jaw treatment device is installed on the lower jaw fixing plate of the lower jaw treatment device when in use, and the rack on the left and right movement mechanism acts on the lower jaw of a patient. In the using process, the motor is a power output device, the output driving force is transmitted to the worm through the transmission mechanism, the worm changes the driving direction through the transmission rod, the driving force is transmitted to the rack, the rack is driven to move left or right, the lower jaw of a patient is indirectly driven to move left and right, and the moving direction of the lower jaw can be changed by changing the rotating direction of the motor. The left and right movement mechanism used on the lower jaw treatment device of the invention overcomes the problems that conservative treatment is adopted clinically for treating the lower jaw movement dysfunction in the prior art, and the improvement of symptoms such as limited opening of a patient is not ideal.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a principal sketch of a side-to-side motion mechanism for use on a chin treatment apparatus provided in a preferred embodiment of the present invention;
FIG. 2 is a top view of a left and right movement mechanism for use on the mandibular treatment device provided in a preferred embodiment of the invention;
FIG. 3 is a schematic diagram of the structure of the upper transfer rod of the left and right movement mechanism for the chin treatment apparatus provided in a preferred embodiment of the present invention;
fig. 4 is a schematic structural view of an upper rack of a left-right movement mechanism for a mandibular treatment device provided in a preferred embodiment of the present invention.
Description of the reference numerals
1 motor 2 output shaft
3 first transmission gear of transmission belt 4
5 second drive gear 6 worm
7 drive rod 8 rack
10 first turbine 11 second turbine
12 transmission shaft 13 rod body
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, unless otherwise specified, the directional words "upper, lower, inner, outer, left, right", etc., contained in a term, merely represent the orientation of the term in a conventional use state, or are colloquially known by those skilled in the art, and should not be construed as limiting the term.
As shown in fig. 1 to 4, the present invention provides a left and right movement mechanism for a chin treatment apparatus, the left and right movement mechanism comprising: the device comprises a motor 1, a transmission mechanism, a worm 6, a transmission rod 7 and a rack 8; the worm 6 is horizontally arranged, the output shaft 2 of the motor 1 is connected with one end of the worm 6 through the transmission mechanism, the worm 6 is connected with the rack 8 through the transmission rod 7, the length direction of the rack 8 is parallel to the length direction of the worm 6, and the rack 8 is connected with the lower jaw of a patient.
According to the technical scheme, the left and right movement mechanism used on the lower jaw treatment device is installed on the lower jaw fixing plate of the lower jaw treatment device when in use, and the rack on the left and right movement mechanism acts on the lower jaw of a patient. In the using process, the motor 1 is a power output device, the output driving force is transmitted to the worm 6 through the transmission mechanism, the worm 6 changes the driving direction through the transmission rod 7, the driving force is transmitted to the rack 8, so that the rack 8 is driven to move along the left or the right, the lower jaw of the patient is indirectly driven to move left and right, and the moving direction of the lower jaw can be changed by changing the rotating direction of the motor. The left and right movement mechanism used on the lower jaw treatment device of the invention overcomes the problems that conservative treatment is adopted clinically for treating the lower jaw movement dysfunction in the prior art, and the improvement of symptoms such as limited opening of a patient is not ideal.
In a preferred embodiment of the invention, the transmission rod 7 comprises: the rod body 13, the first turbine 10 and the second turbine 11; a first worm wheel 10 and a second worm wheel 11 are sequentially fixed on the rod body 13 in a sleeved mode, the first worm wheel 10 is meshed with the middle of the worm 6, the second worm wheel 11 is meshed with sawteeth on the inner side of the rack 8, after the driving force of the motor 1 acts on the worm 6, the worm 6 rotates by taking the central shaft of the worm as the axis, the first worm wheel 10 is matched with the worm 6, the direction of the acting force is converted into the rod body 13, the rod body 13 is driven to rotate by taking the central shaft of the rod body 13 as the axis, the rotation of the rod body 13 is transmitted to the rack 8 through the action of the second worm wheel 11, and the rack 8 is driven to move leftwards or rightwards, so that the jaw of a patient is driven to move leftwards or rightwards.
In a preferred embodiment of the present invention, the rack 8 is a circular rack, and only half of the outer periphery of the second worm gear 11 is provided with saw teeth which are engaged with the rack 8, so that the left and right movements of the rack 8 can be realized without changing the rotation direction of the motor, and the left and right movements can be realized by rotating the second worm gear 11 once.
In a preferred embodiment of the present invention, the transmission mechanism includes: the transmission belt 3, the transmission shaft 12, the first transmission gear 4 and the second transmission gear 5; the output shaft 2 is connected with one end of the transmission shaft 12 through the transmission belt 3, the other end of the transmission shaft 12 is provided with a first transmission gear 4, one end of the worm 6 is provided with a second transmission gear 5, the second transmission gear 5 is meshed with the first transmission gear 4, the transmission mechanism can effectively transmit the driving force of the motor to the worm 6, effectively reduce the driving force of the motor and prevent the muscle of the lower jaw of a patient from being pulled.
In a preferred embodiment of the present invention, the diameter of the first transmission gear 4 is 1/3-2/3 times of the diameter of the second transmission gear 5, so as to play a certain speed reduction role, and in the present invention, the specific multiple of the diameter of the first transmission gear 4 being the diameter of the second transmission gear 5 is preferably 1/2 times.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (4)
1. A side-to-side motion mechanism for use on a mandibular treatment device, the side-to-side motion mechanism comprising: the device comprises a motor (1), a transmission mechanism, a worm (6), a transmission rod (7) and a rack (8); the worm (6) is horizontally arranged, an output shaft (2) on the motor (1) is connected with one end of the worm (6) through the transmission mechanism, the worm (6) is connected with the rack (8) through the transmission rod (7), the length direction of the rack (8) is parallel to the length direction of the worm (6), and the rack (8) is connected with the lower jaw of a patient;
the transmission rod (7) comprises: a rod body (13), a first turbine (10) and a second turbine (11); a first turbine (10) and a second turbine (11) are sequentially sleeved and fixed on the rod body (13), the first turbine (10) is meshed with the middle part of the worm (6), and the second turbine (11) is meshed with sawteeth on the inner side of the rack (8);
the rack (8) is an annular rack, and only half of the periphery of the second turbine (11) is provided with saw teeth matched with the rack (8).
2. The left and right movement mechanism for a chin treatment apparatus of claim 1, wherein the transmission mechanism comprises: the transmission device comprises a transmission belt (3), a transmission shaft (12), a first transmission gear (4) and a second transmission gear (5); the output shaft (2) is connected with one end of the transmission shaft (12) through the transmission belt (3), a first transmission gear (4) is arranged at the other end of the transmission shaft (12), a second transmission gear (5) is arranged at one end of the worm (6), and the second transmission gear (5) is meshed with the first transmission gear (4).
3. The left-right movement mechanism for the chin treatment apparatus according to claim 2, wherein the diameter of the first transmission gear (4) is 1/3-2/3 times the diameter of the second transmission gear (5).
4. The left-right movement mechanism for the chin treatment apparatus according to claim 3, wherein the diameter of the first transmission gear (4) is 1/2 times the diameter of the second transmission gear (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710794037.XA CN107582323B (en) | 2017-09-06 | 2017-09-06 | Left-right movement mechanism for lower jaw treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710794037.XA CN107582323B (en) | 2017-09-06 | 2017-09-06 | Left-right movement mechanism for lower jaw treatment device |
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| Publication Number | Publication Date |
|---|---|
| CN107582323A CN107582323A (en) | 2018-01-16 |
| CN107582323B true CN107582323B (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710794037.XA Active CN107582323B (en) | 2017-09-06 | 2017-09-06 | Left-right movement mechanism for lower jaw treatment device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108670727B (en) * | 2018-06-25 | 2023-11-21 | 中国人民解放军联勤保障部队第九六〇医院 | Tongue muscle training nursing device |
| CN108721057B (en) * | 2018-06-25 | 2020-08-25 | 鹤壁市人民医院 | Lower jaw operation nursing device |
| CN113274246B (en) * | 2021-05-14 | 2022-09-16 | 江苏医药职业学院 | Head, neck and face moving device for hemiplegic patient |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4383523A (en) * | 1980-06-13 | 1983-05-17 | Schurman John R | Cervical brace |
| CN101301249A (en) * | 2008-06-27 | 2008-11-12 | *** | Mouth-gag of oral cavity |
| CN104306131A (en) * | 2014-10-29 | 2015-01-28 | 武汉大学 | Mouth opener allowing opening degree to be adjusted |
| CN104622666A (en) * | 2015-03-11 | 2015-05-20 | 四川省肿瘤医院 | Mouth opening exerciser |
| CN205903400U (en) * | 2016-06-13 | 2017-01-25 | 华北理工大学 | Recovered robot of lower jaw |
-
2017
- 2017-09-06 CN CN201710794037.XA patent/CN107582323B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4383523A (en) * | 1980-06-13 | 1983-05-17 | Schurman John R | Cervical brace |
| CN101301249A (en) * | 2008-06-27 | 2008-11-12 | *** | Mouth-gag of oral cavity |
| CN104306131A (en) * | 2014-10-29 | 2015-01-28 | 武汉大学 | Mouth opener allowing opening degree to be adjusted |
| CN104622666A (en) * | 2015-03-11 | 2015-05-20 | 四川省肿瘤医院 | Mouth opening exerciser |
| CN205903400U (en) * | 2016-06-13 | 2017-01-25 | 华北理工大学 | Recovered robot of lower jaw |
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| CN107582323A (en) | 2018-01-16 |
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