CN201727691U - Temporomandibular joint opening tractor - Google Patents
Temporomandibular joint opening tractor Download PDFInfo
- Publication number
- CN201727691U CN201727691U CN201020280961XU CN201020280961U CN201727691U CN 201727691 U CN201727691 U CN 201727691U CN 201020280961X U CN201020280961X U CN 201020280961XU CN 201020280961 U CN201020280961 U CN 201020280961U CN 201727691 U CN201727691 U CN 201727691U
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- bolt
- support bar
- pair
- supporting mechanism
- traction apparatus
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Abstract
The utility model discloses a temporomandibular joint opening tractor which comprises a supporting mechanism comprising a pair of mutually articulated supporting rods; the supporting mechanism can be a forcipated supporting mechanism formed in the manner of articulating the supporting rods in a crossed manner or a clip-shaped supporting mechanism formed in the manner of articulating the supporting rods on the same side; a pair of tooth supporting blocks is at least arranged at the front end of the supporting rod; and a tooth supporting block opening adjuster is arranged at a handle part at the rear end of each supporting rod. The temporomandibular joint opening tractor has the advantages that the structure is reasonable, the pressure meets the clinical requirements, the temporomandibular joint opening tractor is accurate in control and convenient to operate and can be operated by the patient self, and the normal physiological function of the oral cavity can be restored gradually.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, especially for a kind of remporomandibular joint opening traction apparatus of the passive opening training in oral cavity.
Background technology
Remporomandibular joint is the unique active joint of women's head-ornaments portion, substantial connection is arranged with chewing with language.It is bilateral interlock joint.It under the normal condition joint that motion frequency is high.Because all kinds of diseases such as infection inflammation, tumor, fracture, ankylosis cause the remporomandibular joint limitation of activity, need carry out the passive functional training of dehiscing.Yet still do not have the apparatus that is specifically designed to Open mouth training at present, the patient struts training with chopsticks or spoon handle usually.The shortcoming of these methods is to use inconvenience, and patient exercise is difficult to adhere to, and is controlled not good, training that can not be incremental.
Summary of the invention
The purpose of this utility model provides a kind of remporomandibular joint opening traction apparatus, to make things convenient for patient's use, trains by easy stages, meets the active physiological characteristics of remporomandibular joint.
For achieving the above object, the technical solution of the utility model is: a kind of remporomandibular joint opening traction apparatus comprises the supporting mechanism of being made up of a pair of support bar that is hinged; Front end at described support bar is a pair of tooth back-up block at least, is provided with tooth back-up block opening actuator in the rear end of described support bar handle portion.
Described supporting mechanism is the pincerlike supporting mechanism that the pair of support rods cross-articulation forms.
Described supporting mechanism is the folder shape supporting mechanism of the hinged formation of pair of support rods homonymy.
Front end at described support bar is provided with two pairs of tooth back-up blocks.
Described opening actuator comprises regulates bolt and I shape adjusting nut; Described adjusting bolt one end is a spheroid, and I shape adjusting nut top and bottom are penetrated with and the corresponding screwed hole of described bolt; A support bar handle portion side in the described support bar has strip hole along the decreased food direction, another support bar handle portion medial surface in the support bar is provided with cavity, the I shape adjusting nut is stuck in the strip hole and can slides along strip hole, the screwed hole interlock mutually of described bolt and I shape adjusting nut, one end of bolt dribbling body snaps in the cavity of shank inboard of another support bar and forms star coupling, and bolt is provided with swing handle.
Described opening actuator comprises two bolt and adjusting nuts that screw thread is opposite; Described bolt one end is provided with spindle nose, the handle portion side of described pair of support rods correspondence respectively has rectangular opening, the spindle nose end of two bolts inserts accordingly respectively in the rectangular opening and is hinged by spindle nose and handle, described adjusting nut one side is plus thread and the interlock of plus thread bolt, the adjusting nut opposite side is a left-hand thread, with the interlock of left-hand thread bolt.
This utility model is compared with prior art: this utility model is rational in infrastructure, and pressure satisfies clinical requirement, accurately control, and easy to operate, the patient can progressively recover normal physiology of oral cavity function from line operate.
Below in conjunction with embodiment and accompanying drawing this utility model is done a detailed description.
Description of drawings
Fig. 1 is the front schematic view of the traction apparatus of pincerlike supporting mechanism;
Fig. 2 is the side schematic view of one-sided traction apparatus, the A-A view of Fig. 1;
Fig. 3 is the side schematic view of bilateral traction apparatus, the A-A view of Fig. 1;
Fig. 4 is the sketch map of this utility model when dehiscing;
Fig. 5 is the I shape adjusting nut sketch map of traction apparatus;
Fig. 6 is the front schematic view of the traction apparatus of folder shape supporting mechanism;
The front schematic view of second kind of opening actuator of traction apparatus of the pincerlike supporting mechanism of Fig. 7;
Fig. 8 presss from both sides the front schematic view of second kind of opening actuator of traction apparatus of shape supporting mechanism.
Fig. 9 is the traction apparatus front schematic view that is provided with movable tooth back-up block.
The specific embodiment
Embodiment 1:
A kind of remporomandibular joint opening retractor embodiment, as Fig. 1, Fig. 2, Fig. 4 and shown in Figure 5, described traction apparatus comprises the supporting mechanism of being made up of a pair of support bar 1 that is hinged near head position 2; Front end 3 in described pair of support rods is a pair of tooth back-up blocks 4, and as shown in Figure 2, its width slightly is wider than the thickness of grinding one's teeth in sleep, and the handle portion 5 at described pair of support rods rear portion is provided with a tooth back-up block opening actuator 6.
Described supporting mechanism 2 is by an a pair of pincerlike supporting mechanism of being formed near the support bar 1 of the mutual cross-articulation of head position, as shown in Figure 1.When the handle portion 5 of this a pair of support bar was opened, the front end 3 of this a pair of support bar opened simultaneously, and when the handle portion 5 of this a pair of support bar was closed up, the front end 3 of this a pair of support bar closed up simultaneously.
Described opening actuator 6 comprises adjusting bolt 6-1 and I shape adjusting nut 6-2 as shown in Figure 5; I shape adjusting nut top and bottom are penetrated with and the corresponding screwed hole of described bolt; The shank side of a described support bar has a strip hole along the handle portion length direction, the I shape adjusting nut is stuck in the strip hole and can slides along strip hole, described adjusting bolt one end is a spheroid, the screwed hole interlock mutually of described bolt and I shape adjusting nut, an end of regulating bolt dribbling body snaps in the cavity of handle portion inboard of another support bar and forms star coupling, and bolt is provided with swing handle.When the rotation swing handle, i.e. the folding of scalable support bar handle.
A kind of another embodiment of remporomandibular joint opening traction apparatus, referring to embodiment 1 and Fig. 3, be that with embodiment 1 difference the front end 3 of described pair of support rods is symmetric two pairs of tooth back-up blocks 4, as shown in Figure 3, distance between the two pairs of tooth back-up blocks equates that with the distance between grinding one's teeth in sleep in patient's both sides tooth back-up block width slightly is wider than the thickness of grinding one's teeth in sleep.
A kind of another embodiment of remporomandibular joint opening traction apparatus, referring to embodiment 1 and Fig. 6, described as different from Example 1 supporting mechanism is the folder shape supporting mechanism of the hinged formation of pair of support rods homonymy.When the handle portion 5 of this a pair of support bar was closed up, the front end 3 of this a pair of support bar opened on the contrary, and when the handle portion 5 of this a pair of support bar was opened, the front end 3 of this a pair of support bar closed up on the contrary.
A kind of another embodiment of remporomandibular joint opening traction apparatus, referring to embodiment 1, Fig. 7 and Fig. 8, described opening actuator 6 comprises two adjusting bolt 6-1 and adjusting nut 6-2 that screw thread is opposite; The both sides of described bolt one end are respectively arranged with the spindle nose that is in same axis, the handle portion side of described pair of support rods has rectangular opening respectively accordingly, the end that two bolts are provided with spindle nose inserts accordingly respectively in the rectangular opening and is hinged by spindle nose and handle, and its axis is parallel to the hinged axis of described support bar; Screwed hole one side of described adjusting nut is plus thread and the interlock of plus thread bolt, and the screwed hole opposite side is a left-hand thread, with the interlock of left-hand thread bolt.
A kind of another embodiment of remporomandibular joint opening traction apparatus flexibly connects with the front end 3 of described pair of support rods respectively accordingly referring to the described tooth back-up block 4 of embodiment 1 and Fig. 9, as shown in Figure 9.Promptly be respectively arranged with the spheroid of protrusion on the opposite of the face of two tooth back-up block support teeth, this spheroid is arranged on the outside of support bar front end respectively accordingly.Make the support bar front end open or when closing up, the tooth back-up block keeps whole contacting with tooth all the time, on the tooth back-up block, overlap rubber sleeve simultaneously, can increase patient's comfort.
Claims (6)
1. remporomandibular joint opening traction apparatus, it is characterized in that: described traction apparatus comprises the supporting mechanism of being made up of a pair of support bar that is hinged; Front end at described support bar is a pair of tooth back-up block at least, is provided with tooth back-up block opening actuator in the rear end of described support bar handle portion.
2. a kind of remporomandibular joint opening traction apparatus according to claim 1 is characterized in that: described supporting mechanism is the pincerlike supporting mechanism that the pair of support rods cross-articulation forms.
3. a kind of remporomandibular joint opening traction apparatus according to claim 1 is characterized in that: described supporting mechanism is the folder shape supporting mechanism of the hinged formation of pair of support rods homonymy.
4. a kind of remporomandibular joint opening traction apparatus according to claim 1 is characterized in that: the front end at described support bar is two pairs of tooth back-up blocks.
5. a kind of remporomandibular joint opening traction apparatus according to claim 1 is characterized in that: described opening actuator comprises regulates bolt and I shape adjusting nut; Described adjusting bolt one end is a spheroid, and I shape adjusting nut top and bottom are penetrated with and the corresponding screwed hole of described bolt; A support bar handle portion side in the described support bar has strip hole along the decreased food direction, another support bar handle portion medial surface in the support bar is provided with cavity, the I shape adjusting nut is stuck in the strip hole and can slides along strip hole, the screwed hole interlock mutually of described bolt and I shape adjusting nut, one end of bolt dribbling body snaps in the cavity of shank inboard of another support bar, form star coupling, bolt is provided with swing handle.
6. a kind of remporomandibular joint opening traction apparatus according to claim 1 is characterized in that: described opening actuator comprises two adjusting bolt and adjusting nuts that screw thread is opposite; Described bolt one end is provided with spindle nose, the handle portion side of described pair of support rods correspondence respectively has rectangular opening, the spindle nose end of two bolts inserts accordingly respectively in the rectangular opening and is hinged by spindle nose and handle, described adjusting nut one side is plus thread and the interlock of plus thread bolt, the adjusting nut opposite side is a left-hand thread, with the interlock of left-hand thread bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020280961XU CN201727691U (en) | 2010-08-04 | 2010-08-04 | Temporomandibular joint opening tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020280961XU CN201727691U (en) | 2010-08-04 | 2010-08-04 | Temporomandibular joint opening tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201727691U true CN201727691U (en) | 2011-02-02 |
Family
ID=43518848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020280961XU Expired - Fee Related CN201727691U (en) | 2010-08-04 | 2010-08-04 | Temporomandibular joint opening tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201727691U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103655114A (en) * | 2012-09-26 | 2014-03-26 | 李超 | Adjustable mouth opening trainer |
| CN104939951A (en) * | 2014-03-26 | 2015-09-30 | 上海交通大学医学院附属第九人民医院 | Artificial temporal-mandibular joint replacement bone trimming guide plate assembly |
| CN105832498A (en) * | 2016-06-13 | 2016-08-10 | 华北理工大学 | Lower jaw rehabilitation robot |
| CN108814783A (en) * | 2018-04-23 | 2018-11-16 | 国家康复辅具研究中心 | A kind of power traction former for Thumb web contracture |
| CN109247962A (en) * | 2018-08-22 | 2019-01-22 | 李婵珊 | Hand-held temporomandibular joint mouth retractor |
| CN110179561A (en) * | 2019-05-30 | 2019-08-30 | 湖南中南大学湘雅口腔医院 | A kind of adjustable periodic mandibular protraction traction device |
-
2010
- 2010-08-04 CN CN201020280961XU patent/CN201727691U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103655114A (en) * | 2012-09-26 | 2014-03-26 | 李超 | Adjustable mouth opening trainer |
| CN103655114B (en) * | 2012-09-26 | 2015-09-16 | 李超 | Adjustable openings training aids |
| CN104939951A (en) * | 2014-03-26 | 2015-09-30 | 上海交通大学医学院附属第九人民医院 | Artificial temporal-mandibular joint replacement bone trimming guide plate assembly |
| CN104939951B (en) * | 2014-03-26 | 2017-06-13 | 上海交通大学医学院附属第九人民医院 | A kind of artificial remporomandibular joint displacement bone finishing guide plate component |
| CN105832498A (en) * | 2016-06-13 | 2016-08-10 | 华北理工大学 | Lower jaw rehabilitation robot |
| CN108814783A (en) * | 2018-04-23 | 2018-11-16 | 国家康复辅具研究中心 | A kind of power traction former for Thumb web contracture |
| CN109247962A (en) * | 2018-08-22 | 2019-01-22 | 李婵珊 | Hand-held temporomandibular joint mouth retractor |
| CN109247962B (en) * | 2018-08-22 | 2021-01-01 | 郑州市中心医院 | Hand-held temporomandibular joint retractor |
| CN110179561A (en) * | 2019-05-30 | 2019-08-30 | 湖南中南大学湘雅口腔医院 | A kind of adjustable periodic mandibular protraction traction device |
| CN110179561B (en) * | 2019-05-30 | 2020-12-04 | 湖南中南大学湘雅口腔医院 | Adjustable periodic mandibular protrusion traction device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110202 Termination date: 20110804 |