CN110538047B - Special opening training device for temporomandibular joint disorder correction - Google Patents

Special opening training device for temporomandibular joint disorder correction Download PDF

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Publication number
CN110538047B
CN110538047B CN201910964066.5A CN201910964066A CN110538047B CN 110538047 B CN110538047 B CN 110538047B CN 201910964066 A CN201910964066 A CN 201910964066A CN 110538047 B CN110538047 B CN 110538047B
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CN
China
Prior art keywords
plate
training
shell
toothed plate
strip
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Active
Application number
CN201910964066.5A
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Chinese (zh)
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CN110538047A (en
Inventor
季琦
吴红梅
周薇娜
叶莺
袁苗
徐秀清
吴珊珊
姚玉娟
赵晶
王琛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Affiliated Stomatological Hospital of Nanjing Medical University
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Affiliated Stomatological Hospital of Nanjing Medical University
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Priority to CN201910964066.5A priority Critical patent/CN110538047B/en
Publication of CN110538047A publication Critical patent/CN110538047A/en
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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H1/00Apparatus for passive exercising; Vibrating apparatus ; Chiropractic devices, e.g. body impacting devices, external devices for briefly extending or aligning unbroken bones
    • A61H1/02Stretching or bending or torsioning apparatus for exercising
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/12Driving means
    • A61H2201/1253Driving means driven by a human being, e.g. hand driven
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/16Physical interface with patient
    • A61H2201/1602Physical interface with patient kind of interface, e.g. head rest, knee support or lumbar support
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2205/00Devices for specific parts of the body
    • A61H2205/02Head
    • A61H2205/026Mandible

Abstract

The invention provides a special opening training device for temporomandibular joint disorder correction, which comprises an upper training plate, a lower training plate, a base, a shell, a rotating shaft, an upper connecting plate, an upper pushing component for pushing upper teeth, a lower connecting plate and a lower pressing component for pushing lower teeth, wherein the shell is arranged on the base and is provided with an inner chamber; the device need not to use the finger to carry out the opening training, can carry out the opening training again after disinfecting this trainer, has guaranteed safety and sanitation, need not handheld training board and lower training board, the simple operation can realize the convenient regulation of the position of last training board and lower training board.

Description

Special opening training device for temporomandibular joint disorder correction
Technical Field
The invention relates to a special opening training device for temporomandibular joint disorder correction.
Background
Temporomandibular joint disorders are one of the current common symptoms. After temporomandibular joint disorder occurs, there is often a problem of bite disturbance, and it is difficult to achieve normal opening degree. At present, the opening degree of the temporomandibular joint disorder is about 40-60mm, even the opening of 20mm is limited, the normal temporomandibular joint movement is affected, and the normal speaking or eating functions and the like are difficult to realize.
At present, in the correction training of temporomandibular joint disorder, the correction training is mainly realized in two modes, namely training without an auxiliary device and training with the auxiliary device.
The first kind does not use auxiliary device to train, mainly adopts patient's own through putting into between upper jaw and the lower jaw with the forefinger, comes the opening interlock, gradually increases the opening degree, after the condition further improves, through the cooperation of forefinger and middle finger etc. further comes the opening interlock, gradually increases the opening degree, under this kind of mode, owing to directly use the hand, still has safety and sanitation's problem in the inconvenient operation simultaneously.
The other kind uses auxiliary device to train, and the auxiliary device that mainly used at present has the opening training board, places between upper jaw and lower jaw at training winning training board, comes the opening interlock to the stack quantity of gradually increasing training board, with the whole height of increase training board, realizes the training to the increase of the opening degree of upper jaw and lower jaw, and this kind of device is when using, needs handheld training board, and the operation is inconvenient, because the opening is restricted, increases the degree of difficulty of training board between upper jaw and lower jaw big, takes place easily that the training board breaks away from, influences normal opening training and takes place the problem of injury training personnel even.
The problems are considered and solved in the design and production process of the special opening training device for temporomandibular joint disorder correction.
Disclosure of Invention
The invention aims to provide an opening training device special for temporomandibular joint disorder correction, which solves the problems that when an auxiliary device is used for training in the prior art, a training plate is needed to be held, the operation is inconvenient, the difficulty of adding the training plate between the upper jaw and the lower jaw is high due to limited opening, the training plate is easy to separate, normal opening training is influenced, and even training staff are damaged.
The technical scheme of the invention is as follows:
the utility model provides a special opening trainer is rescued to temporomandibular joint disorder, including last training board and lower training board, still include the base, a housing, the pivot, go up even the board, be used for promoting the upward pushing component of upper jaw tooth, even the board down and be used for promoting the lower subassembly that pushes down of lower jaw tooth, the casing is located on the base, the casing is equipped with the inner room, upward pushing component and push down the subassembly and locate respectively in the inner room of casing, the lateral part of casing is equipped with the opening, the opening part is located in the pivot, it is equipped with through-hole one to go up even the board, even down even the board is equipped with through-hole two, pass through-hole one in the middle part of pivot, through-hole two, and the both ends of pivot are connected respectively in the open-ended both sides of casing, go up the training board is connected through last even the board and is pushed down the subassembly through even the board down.
Further, push up the subassembly and include the pinion rack, go up the gear, go up the guide frame, go up even axle and go up adjust knob, go up even the board and be equipped with the bar slot hole, go up the cardboard of pinion rack connection, go up the cardboard and pass the bar slot hole and connect the plectane, go up the diameter of plectane and be greater than the width in bar hole, go up the lateral wall lower part in inner room is located to the guide frame, go up the guide frame setting and be used for going up the upper guide square hole that the pinion rack passed, the tip of going up the pinion rack is equipped with the limiting plate, go up the limiting plate and be greater than the width in upper guide square hole, go up the pinion rack meshing and go up the gear, go up the both ends of shaft and pass the both sides of swing joint casing respectively, the tip of going up the shaft passes the casing and connects adjust knob.
Further, the subassembly is pushed down including lower pinion rack, lower gear, lower guide frame, lower connecting axle and lower adjust knob, lower connecting board is equipped with down the bar slot hole, lower cardboard is connected to lower pinion rack, lower cardboard passes lower round plate is connected down in the bar slot hole, the diameter of lower plectane is greater than the width in bar hole down, lower pinion rack swing joint lower pinion rack, lower guide frame locates the lateral wall upper portion of inner room, lower guide frame sets up the lower direction square hole that is used for lower pinion rack to pass, the tip of pinion rack is equipped with down the limiting plate, lower limiting plate is greater than the width in lower direction square hole, lower pinion rack meshing lower gear, the middle part of lower gear passes the lower shaft, the both ends of lower shaft swing joint casing both sides respectively, the tip of lower shaft passes the lower adjust knob of casing connection.
Further, the upper training plate is provided with an upper elastic rubber pad for contacting with the teeth of the upper jaw, and the lower training plate is provided with a lower elastic rubber pad for contacting with the teeth of the lower jaw.
Further, the upper training plate and the lower training plate are both elliptical or arc-shaped.
Further, push up the subassembly, push down the subassembly and be equipped with brake subassembly respectively, brake subassembly includes braking pinion rack, round bar, screw rod and positioning knob, and the both ends of braking pinion rack are equipped with screw rod and round bar respectively, and round bar swing joint is on one side lateral wall of inner room, and the opposite side lateral wall of inner room is passed to the screw rod, and positioning knob locates outside the casing, and the casing is equipped with braking bar hole, and braking bar hole sets up perpendicularly with last pinion rack, lower pinion rack, and positioning knob is equipped with the internal thread, and the screw rod passes braking bar hole and positioning knob screw thread adaptation.
Further, the positioning knob is provided with anti-slip stripes.
Further, the shell, the rotating shaft, the upper connecting plate, the push-up assembly, the lower connecting plate and the push-down assembly are respectively made of stainless steel.
The beneficial effects of the invention are as follows: this kind of temporomandibular joint disorder correction special opening trainer, put up training board and lower training board back in the mouth, through setting up pushing up the subassembly and pushing down the subassembly, realize upward promotion of upper training board and lower training board's distance adjustment, lower promotion to upper jaw tooth, lower jaw tooth is realized respectively, need not to use to carry out the opening training, can carry out the opening training again after disinfecting this trainer, safety and sanitation have been guaranteed, need not handheld upper training board and lower training board, the simple operation, can realize the convenient regulation of upper training board and lower training board's position.
Drawings
Fig. 1 is a schematic structural view of an opening training device special for temporomandibular joint disorder correction according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an opening training device special for temporomandibular joint disorder correction in an embodiment of the present invention when not braked;
FIG. 3 is a schematic view of the structure of the housing and upper gear, brake pinion rack during braking according to the embodiment of the invention;
FIG. 4 is a schematic view of the structure of the housing and upper gear, brake pinion rack of the embodiment of the invention when not braked;
FIG. 5 is a schematic view of the structure of the housing and lower gear, brake pinion rack during braking according to the embodiment of the invention;
wherein: the device comprises a 1-upper training plate, a 2-lower training plate, a 3-base, a 4-shell, a 5-rotating shaft, a 6-upper connecting plate, a 7-push-up assembly, an 8-push-down assembly, a 9-brake assembly, a 10-lower connecting plate, an 11-opening, a 12-upper elastic rubber mat and a 13-lower elastic rubber mat;
71-upper toothed plates, 72-upper gears, 73-upper guide frames, 74-upper connecting shafts, 75-upper adjusting knobs, 76-upper clamping plates, 77-upper circular plates, 78-upper strip-shaped holes and 79-upper limiting plates;
81-lower toothed plates, 82-lower gears, 83-lower guide frames, 84-lower connecting shafts, 85-lower adjusting knobs, 86-lower clamping plates, 87-lower circular plates, 88-lower strip-shaped holes and 89-lower limiting plates;
91-braking toothed plate, 92-round rod, 93-screw rod, 94-positioning knob and 95-braking bar-shaped hole.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Examples
The utility model provides a special opening trainer is rescued to temporomandibular joint disorder, including last training board 1 and lower training board 2, still include base 3, casing 4, pivot 5, go up even board 6, be used for promoting the upward subassembly 7 of upper jaw tooth, even board 10 and be used for promoting the push down subassembly 8 of lower jaw tooth down, casing 4 is located on the base 3, casing 4 is equipped with the inner room, upward subassembly 7 and push down subassembly 8 locate the inner room of casing 4 respectively, the lateral part of casing 4 is equipped with opening 11, the opening 11 department is located to pivot 5, it is equipped with through-hole one to go up even board 6, even board 10 is equipped with through-hole two down, pass through-hole one in the middle part of pivot 5, through-hole two, and connect respectively in the both sides of the opening 11 of casing 4 at the both ends of pivot 5, upward training board 1 is through last even board 6 connection upward push up subassembly 7, lower training board 2 is through even board 10 connection push down the subassembly down.
This kind of temporomandibular joint disorder correction special opening trainer, will go up training board 1 and put into the mouth with lower training board 2 after, through setting up push-up subassembly 7 and push-down subassembly 8, realize upward promotion to the upper jaw tooth respectively, the promotion downwards of lower jaw tooth, need not to use the finger to carry out opening 11 training, can carry out opening 11 again after disinfecting this trainer, safety and sanitation has been guaranteed, and the simple operation, can realize the convenient regulation of the position of upper training board 1 and lower training board 2, need not handheld upper training board 1 and lower training board 2, can avoid the inconvenient operation and lead to the problem that upper training board 1 breaks away from with lower training board 2 easily when manual stack upper training board 1 and lower training board 2.
In this kind of temporomandibular joint disorder is rescued special opening trainer, push up subassembly 7 includes pinion rack 71, go up gear 72, go up guide frame 73, go up even axle 74 and last adjust knob 75, go up even board 6 and be equipped with the bar slot hole, go up pinion rack 71 and connect go up cardboard 76, go up cardboard 76 and pass bar slot hole and connect and go up the plectane 77, the diameter of going up plectane 77 is greater than the width of last bar hole 78, go up the lateral wall lower part in the inner room is located to guide frame 73, go up the upper guide frame 73 and set up the upper guide square hole that is used for going up pinion rack 71 to pass, the tip of going up pinion rack 71 is equipped with limiting plate 79, go up limiting plate 79 and be greater than the width of upper guide square hole, go up pinion rack 71 meshing and go up gear 72, go up the middle part of gear 72 and pass the upper wheel axle, the both sides of swing joint casing 4 are respectively at the both ends of upper wheel axle, go up the tip of axle and pass casing 4 and connect last adjust knob 75.
The push-up assembly 7 is arranged to adjust the position of the upper training plate 1, specifically, the upper adjusting knob 75 drives the upper wheel shaft to rotate so as to drive the upper gear 72 to rotate, when the opening degree is adjusted to be smaller, the direction of the arc arrow is the opposite direction of the arc arrow in fig. 2, when the opening degree is adjusted to be larger, the upper toothed plate 71 is driven to move, when the opening degree is adjusted to be smaller, the direction of the dotted arrow in fig. 2 is the opposite direction of the dotted arrow in fig. 2, the upper toothed plate 71 drives the upper clamping plate 76 to move in the upper bar-shaped hole 78, and then drives the upper connecting plate 6 to move, so that the position of the upper training plate 1 connected with the upper connecting plate 6 is moved.
The lower pressing assembly 8 comprises a lower toothed plate 81, a lower gear 82, a lower guide frame 83, a lower connecting shaft 84 and a lower adjusting knob 85, wherein the lower connecting plate 10 is provided with a lower strip-shaped long hole, the lower toothed plate 81 is connected with a lower clamping plate 86, the lower clamping plate 86 penetrates through the lower strip-shaped long hole to be connected with a lower circular plate 87, the diameter of the lower circular plate 87 is larger than the width of a lower strip-shaped hole 9588, the lower connecting plate 10 is movably connected with the lower toothed plate 81, the lower guide frame 83 is arranged on the upper portion of the side wall of the inner chamber, the lower guide frame 83 is provided with a lower guide square hole for the lower toothed plate 81 to penetrate through, the end portion of the lower toothed plate 81 is provided with a lower limiting plate 89, the lower limiting plate 89 is larger than the width of the lower guide square hole, the lower toothed plate 81 is meshed with the lower gear 82, the middle portion of the lower gear 82 penetrates through a lower wheel shaft, two ends of the lower wheel shaft are respectively movably connected with two sides of the shell 4, and the end portion of the lower wheel shaft penetrates through the shell 4 to be connected with the lower adjusting knob 85.
Through setting up the subassembly 8 that pushes down, realize the regulation to the position of training board 2 down, specifically, drive the rotation of lower shaft through lower adjust knob 85, and then drive the rotation of gear 82 down, when adjusting little opening degree like the arc arrow direction in fig. 2, then be the opposite direction of the arc arrow direction in fig. 2 when adjusting big opening degree, and then drive the removal of pinion rack 81, when adjusting little opening degree like the broken line arrow direction in fig. 2, then be the opposite direction of the broken line arrow direction in fig. 2 when adjusting big opening degree, pinion rack 81 passband moves down cardboard 86 and moves in lower bar hole 88, drive the removal of link plate 10 down again, realize the removal of the position of the lower training board 2 of link plate 10 down.
The special opening training device for temporomandibular joint disorder correction is characterized in that an upper training plate 1 is provided with an upper elastic rubber pad 12 for contacting with upper teeth, and a lower training plate 2 is provided with a lower elastic rubber pad 13 for contacting with lower teeth. Through setting up elastic rubber pad 12 and lower elastic rubber pad 13, can provide certain elasticity, improve the comfort level when using. The upper training plate 1 and the lower training plate 2 are both oval or arc-shaped, so that the contact area between the upper training plate and teeth can be increased, the force applied to the teeth is uniform, and the problem that the teeth are uncomfortable due to overlarge force application caused by the fact that the force is only applied to one or two teeth can be avoided.
This kind of temporomandibular joint disorder is rescued special opening trainer, push up subassembly 7, push down subassembly 8 and is equipped with brake subassembly 9 respectively, brake subassembly 9 includes brake pinion rack 91, round bar 92, screw 93 and positioning knob 94, the both ends of brake pinion rack 91 are equipped with screw 93 and round bar 92 respectively, round bar 92 swing joint is on the lateral wall of one side of inner room, round bar 92 can pass through movable hinge connection on the lateral wall of inner room, screw 93 passes the opposite side lateral wall of holding the room, positioning knob 94 locates outside casing 4, casing 4 is equipped with braking bar hole 95, braking bar hole 95 sets up perpendicularly with upper pinion rack 71, lower pinion rack 81, positioning knob 94 is equipped with the internal thread, screw 93 passes braking bar hole 95 and positioning knob 94 screw-thread adaptation.
By arranging the brake component 9, the positioning operation of the push-up component 7 and the push-down component 8 is realized, specifically,
when braking is needed, after the upper adjusting knob 75 or the lower adjusting knob 85 is adjusted, the positioning knob 94 is used for moving the screw 93 to the direction of the upper gear 72 or the lower gear 82, so that the braking toothed plate 91 is meshed with the upper gear 72 or the lower gear 82, and after the braking toothed plate 91 is meshed with the upper gear 72 or the lower gear 82, the positioning knob 94 is rotated to the direction of the shell 4 to fix the position of the screw 93 in the braking strip hole 95, so that the upper pushing component 7 or the lower pushing component 8 is braked, and further the upper training plate 1 or the lower training plate 2 is positioned.
When the position of the upper training plate 1 or the lower training plate 2 needs to be moved, after the positioning knob 94 is rotated towards the direction of the far housing 4, the position of the screw 93 in the braking bar-shaped hole 95 is moved towards the direction away from the upper gear 72 and the lower gear 82 through the positioning knob 94, as shown by arrow directions in fig. 1, 3 and 5, so that the braking toothed plate 91 is separated from the upper gear 72, and after the braking toothed plate 91 is separated from the upper gear 72, the position of the upper training plate 1 or the lower training plate 2 can be respectively moved through the push-up assembly 7 and the push-down assembly 8. The operation is simple and convenient, and the time and the labor are saved.
The positioning knob 94 is provided with anti-slip stripes, and by providing the anti-slip stripes, the purpose of anti-slip operation can be achieved. The shell 4, the rotating shaft 5, the upper connecting plate 6, the push-up assembly 7, the lower connecting plate 10 and the push-down assembly 8 are respectively made of stainless steel, so that high-temperature sterilization is facilitated.

Claims (4)

1. The utility model provides a special opening trainer is rescued to temporomandibular joint disorder, includes training board and lower training board, its characterized in that: the device comprises a base, a shell, a rotating shaft, an upper connecting plate, an upper pushing component for pushing upper teeth, a lower connecting plate and a lower pushing component for pushing lower teeth, wherein the shell is arranged on the base and is provided with an inner chamber; the upper training plate and the lower training plate are both elliptical or arc-shaped;
the upper pushing assembly comprises an upper toothed plate, an upper gear, an upper guide frame, an upper connecting shaft and an upper adjusting knob, wherein the upper connecting plate is provided with an upper strip-shaped long hole, the upper toothed plate is connected with an upper clamping plate, the upper clamping plate penetrates through the upper strip-shaped long hole to be connected with an upper circular plate, the diameter of the upper circular plate is larger than the width of the upper strip-shaped hole, the upper guide frame is arranged at the lower part of the side wall of the inner chamber, the upper guide frame is provided with an upper guide square hole for the upper toothed plate to penetrate through, the end part of the upper toothed plate is provided with an upper limit plate, the upper limit plate is larger than the width of the upper guide square hole, the upper toothed plate is meshed with the upper gear, the middle part of the upper gear penetrates through an upper wheel shaft, the two ends of the upper wheel shaft are respectively movably connected with two sides of a shell, and the end part of the upper wheel shaft penetrates through the shell to be connected with the upper adjusting knob;
the lower pressing assembly comprises a lower toothed plate, a lower gear, a lower guide frame, a lower connecting shaft and a lower adjusting knob, wherein the lower connecting plate is provided with a lower strip-shaped long hole, the lower toothed plate is connected with a lower clamping plate, the lower clamping plate penetrates through the lower strip-shaped long hole to be connected with a lower circular plate, the diameter of the lower circular plate is larger than the width of the lower strip-shaped hole, the lower connecting plate is movably connected with the lower toothed plate, the lower guide frame is arranged at the upper part of the side wall of the inner chamber, the lower guide frame is provided with a lower guide square hole for the lower toothed plate to penetrate through, the end part of the lower toothed plate is provided with a lower limit plate, the lower limit plate is larger than the width of the lower guide square hole, the lower toothed plate is meshed with the lower gear, the middle part of the lower gear penetrates through a lower wheel shaft, the two ends of the lower wheel shaft are respectively movably connected with the two sides of the shell, and the end part of the lower wheel shaft penetrates through the shell to be connected with the lower adjusting knob;
the upper pushing component and the lower pushing component are respectively provided with a braking component, each braking component comprises a braking toothed plate, a round rod, a screw rod and a positioning knob, the two ends of each braking toothed plate are respectively provided with the screw rod and the round rod, the round rods are movably connected to one side wall of the inner chamber, the screw rod penetrates through the other side wall of the inner chamber, the positioning knob is arranged outside the shell, the shell is provided with a braking strip-shaped hole, the braking strip-shaped hole is vertically arranged with the upper toothed plate and the lower toothed plate, the positioning knob is provided with internal threads, and the screw rod penetrates through the braking strip-shaped hole to be in threaded fit with the positioning knob.
2. The temporomandibular joint disorder correcting dedicated opening training device according to claim 1, wherein: the upper training plate is provided with an upper elastic rubber pad for contacting with the teeth of the upper jaw, and the lower training plate is provided with a lower elastic rubber pad for contacting with the teeth of the lower jaw.
3. The temporomandibular joint disorder correcting dedicated opening training device according to claim 1, wherein: the positioning knob is provided with anti-skid stripes.
4. The temporomandibular joint disorder correcting dedicated opening training device according to claim 1, wherein: the shell, the rotating shaft, the upper connecting plate, the upper pushing component, the lower connecting plate and the lower pressing component are respectively made of stainless steel.
CN201910964066.5A 2019-10-11 2019-10-11 Special opening training device for temporomandibular joint disorder correction Active CN110538047B (en)

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Application Number Priority Date Filing Date Title
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CN110538047B true CN110538047B (en) 2024-04-09

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4909502A (en) * 1988-11-28 1990-03-20 Innovex, Inc. Passive jaw exerciser
CN104027220A (en) * 2014-06-23 2014-09-10 河南科技大学第一附属医院 Multifunctional post-radiotherapy mouth opening training device
EP2937071A1 (en) * 2012-12-19 2015-10-28 National University Corporation Tokyo Medical and Dental University Mouth-opening training device
CN109984916A (en) * 2019-04-21 2019-07-09 贾文燕 Temporomandibular joint recovery training appliance for recovery
CN211095775U (en) * 2019-10-11 2020-07-28 南京医科大学附属口腔医院 Special opening training device for correcting temporomandibular joint disorder

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4909502A (en) * 1988-11-28 1990-03-20 Innovex, Inc. Passive jaw exerciser
EP2937071A1 (en) * 2012-12-19 2015-10-28 National University Corporation Tokyo Medical and Dental University Mouth-opening training device
CN104027220A (en) * 2014-06-23 2014-09-10 河南科技大学第一附属医院 Multifunctional post-radiotherapy mouth opening training device
CN109984916A (en) * 2019-04-21 2019-07-09 贾文燕 Temporomandibular joint recovery training appliance for recovery
CN211095775U (en) * 2019-10-11 2020-07-28 南京医科大学附属口腔医院 Special opening training device for correcting temporomandibular joint disorder

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