Temporomandibular joint occluder

Abstract

The utility model relates to a temporomandibular joint occluder which comprises a supporting frame (1). The transmission structure (2) is arranged in the supporting frame (1); one end of the adjusting support (3) extends into the supporting frame (1) and is connected with the transmission structure (2) in the supporting frame (1) in a matched mode; the transmission structure (2) comprises a driving end (4), and the driving end (4) is driven to drive the adjusting support (3) to move in a reciprocating mode in the direction close to and away from the supporting frame (1). According to the scheme of the temporomandibular joint occluder, the temporomandibular joint occluder can open the opening positions of the temporomandibular joints on the two sides at a time in the oral cavity of a patient, double-side examination can be achieved through one-time opening, the problem of single-side examination in a traditional scheme is effectively solved, the opening positions of the temporomandibular joints of the patient can meet the examination requirement, and the examination efficiency is improved. Therefore, the examination result is more accurate and errorless, and subsequent diagnosis and treatment are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of medical instruments, in particular to a temporomandibular joint articulator. Background Art

[0002] During the clinical examination, when examining the patient's temporomandibular joint, a unilateral temporomandibular joint auxiliary device is usually used to support the patient's mouth on one side, so as to examine the patient's unilateral temporomandibular joint. After the examination, it needs to be removed and placed on the other side of the patient's mouth for support, and then the examination of the other temporomandibular joint is completed. Such a scheme makes the examination process complicated, the examination time is long, and it makes the patient suffer during the examination. More importantly, the unilateral support examination easily causes the temporomandibular joint to be unable to fully open, resulting in inaccurate examination results. Utility Model Content

[0003] The purpose of the utility model is to solve at least one technical problem in the background technology and provide a temporomandibular joint articulator.

[0004] To achieve the above object, the utility model provides a temporomandibular joint articulator, comprising:

[0005] Support frame;

[0006] A transmission structure, arranged in the support frame;

[0007] An adjusting bracket, one end of which extends into the supporting frame and is connected with the transmission structure in the supporting frame;

[0008] The transmission structure comprises a driving end, and the adjusting bracket is driven to reciprocate along the direction of approaching and moving away from the supporting frame by driving the driving end.

[0009] According to one aspect of the utility model, the support frame includes: a support plate, a first side wall, a second side wall, a third side wall and a fourth side wall;

[0010] The first side wall and the second side wall are spaced apart from each other and are supported on the support plate oppositely;

[0011] The third side wall is arranged at one end of the first side wall and the second side wall, and the fourth side wall is arranged at the other end of the first side wall and the second side wall;

[0012] At least one group of mounting holes is correspondingly provided on the first side wall and the second side wall.

[0013] According to one aspect of the utility model, the transmission structure includes a driving transmission gear, a driving transmission shaft, a driven transmission gear and a driven transmission shaft;

[0014] The active transmission gear is sleeved on the active transmission shaft, and two ends of the active transmission shaft are respectively arranged through a group of mounting holes corresponding to each other on the first side wall and the second side wall;

[0015] The driven transmission gear is sleeved on the driven transmission shaft, and two ends of the driven transmission shaft are respectively passed through another set of mounting holes corresponding to each other on the first side wall and the second side wall;

[0016] The driving transmission gear is meshed with the driven transmission gear;

[0017] The active transmission gear and the driven transmission gear are respectively meshed with inner walls on both sides of the adjustment bracket.

[0018] According to one aspect of the utility model, a gear groove is provided on the second side wall, the gear groove is arranged corresponding to the active transmission gear, and the gear groove is coaxially arranged with the mounting hole.

[0019] According to one aspect of the utility model, the transmission structure includes a transmission gear and a transmission shaft;

[0020] The transmission gear is sleeved on the transmission shaft, and two ends of the transmission shaft are respectively passed through a group of mounting holes corresponding to each other on the first side wall and the second side wall;

[0021] The transmission gear is meshed with an inner wall of one side of the adjustment bracket.

[0022] According to one aspect of the utility model, a gear groove is provided on the second side wall, the gear groove is arranged corresponding to the transmission gear, and the gear groove is coaxially arranged with the mounting hole.

[0023] According to one aspect of the utility model, the adjustment bracket includes: a support platform, a first support plate and a second support plate;

[0024] The first support plate and the second support plate are respectively arranged at two ends of one side of the support platform;

[0025] Racks are provided on the inner walls of the first support plate and the second support plate; or, a rack is provided on the inner wall of the first support plate.

[0026] According to one aspect of the utility model, scale lines are provided on the side wall of the adjustment bracket.

[0027] According to one solution of the utility model, the temporomandibular joint articulator includes: a support frame; a transmission structure, which is arranged in the support frame; an adjustment bracket, one end of which extends into the support frame and is connected with the transmission structure in the support frame; the transmission structure includes a driving end, which drives the adjustment bracket to move back and forth in the direction of approaching and moving away from the support frame. With such a configuration, the distance between the adjustment bracket and the support frame can be adjusted by driving the adjustment bracket up and down, so as to achieve the effect of opening the oral cavity to open the appropriate temporomandibular joint opening position through the temporomandibular joint articulator of the utility model, which is beneficial to CT, MR and other medical examinations of the temporomandibular joint opening position, and ensures that the examination results are accurate and correct.

[0028] According to one scheme of the utility model, the support frame includes: a support plate, a first side wall, a second side wall, a third side wall and a fourth side wall; the first side wall and the second side wall are spaced apart from each other and supported relatively on the support plate; the third side wall is arranged at one end of the first side wall and the second side wall, and the fourth side wall is arranged at the other end of the first side wall and the second side wall; in such a configuration, the support plate, the first side wall, the second side wall, the third side wall and the fourth side wall are surrounded by a cavity, and the upper side of the cavity is open for the adjustment bracket to extend into, and the cavity contains the transmission structure; at least one group of mounting holes are correspondingly provided on the first side wall and the second side wall.

[0029] The transmission structure includes an active transmission gear, an active transmission shaft, a driven transmission gear and a driven transmission shaft; the active transmission gear is sleeved on the active transmission shaft, and the two ends of the active transmission shaft are respectively passed through a group of mounting holes corresponding to each other on the first side wall and the second side wall; the driven transmission gear is sleeved on the driven transmission shaft, and the two ends of the driven transmission shaft are respectively passed through another group of mounting holes corresponding to each other on the first side wall and the second side wall; the active transmission gear and the driven transmission gear are meshed; the active transmission gear and the driven transmission gear are respectively meshed with the inner walls on both sides of the adjustment bracket. In this way, the active transmission shaft can drive the active transmission gear to rotate by rotating the driving end at the end of the active transmission shaft, thereby driving the driven transmission gear to rotate, because the active transmission gear and the driven transmission gear are respectively meshed with the inner walls on both sides of the adjustment bracket, so when the active transmission gear and the driven transmission gear rotate, the adjustment bracket meshed with the active transmission gear and the driven transmission gear can move up and down due to the action of the gear rack.

[0030] According to one solution of the utility model, a gear groove is provided on the second side wall, the gear groove is arranged corresponding to the active transmission gear, and the gear groove is arranged coaxially with the mounting hole. With such an arrangement, after the position of the adjustment bracket is adjusted by the active transmission gear and the driven transmission gear, the active transmission gear can be pushed into the gear groove to achieve locking, and the active transmission gear cannot continue to rotate, thereby achieving the position fixing of the adjustment bracket and achieving rapid adjustment and positioning of the temporomandibular joint opening position.

[0031] According to one solution of the utility model, the transmission structure includes a transmission gear and a transmission shaft; the transmission gear is sleeved on the transmission shaft, and the two ends of the transmission shaft are respectively arranged through a set of mounting holes corresponding to each other on the first side wall and the second side wall; the transmission gear is meshed with the inner wall of one side of the adjustment bracket. In this way, the transmission gear and the inner wall of one side of the adjustment bracket can form a gear rack structure, and when the transmission gear is rotated, the adjustment bracket can move up and down reciprocatingly, so that the temporomandibular joint opening position can be quickly adjusted.

[0032] According to one solution of the utility model, a gear groove is provided on the second side wall, the gear groove is arranged corresponding to the transmission gear, and the gear groove is arranged coaxially with the mounting hole. With such an arrangement, after the position of the adjustment bracket is adjusted by the main transmission gear, the transmission gear can be pushed into the gear groove to achieve locking, and the transmission gear cannot continue to rotate, thereby achieving the position of the adjustment bracket fixed, and achieving rapid adjustment and positioning of the temporomandibular joint opening position.

[0033] According to one scheme of the utility model, the adjustment bracket includes: a support platform, a first support plate and a second support plate; the first support plate and the second support plate are respectively arranged at two ends of one side of the support platform; racks are provided on the inner walls of the first support plate and the second support plate; such an arrangement allows the racks on the inner walls of the first support plate and the second support plate to respectively mesh with the above-mentioned active transmission gear and the driven transmission gear, thereby realizing rapid up and down movement of the adjustment bracket and rapid adjustment of the opening position of the temporomandibular joint.

[0034] Alternatively, a rack is provided on the inner wall of the first support plate. In this way, the rack on the inner wall of the first support plate can be meshed with the transmission gear to achieve rapid up and down movement of the adjustment bracket and rapid adjustment of the mouth opening position of the temporomandibular joint.

[0035] According to one solution of the utility model, a scale line is provided on the side wall of the adjustment bracket. The scale line can be set to conveniently measure the mouth opening height of the temporomandibular joint, so that medical staff can perform subsequent accurate examinations.

[0036] According to the solution of the utility model, the temporomandibular joint articulator of the utility model can realize one-time expansion of the mouth opening positions of both sides of the temporomandibular joints in the patient's mouth, realize one-time expansion of bilateral examinations, effectively solve the problem of unilateral examinations in traditional solutions, and can make the patient's temporomandibular joint opening position meet the examination requirements, making the examination results more accurate and correct, which is conducive to subsequent diagnosis and treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] Figure 1 A schematic perspective view showing the structural arrangement of a temporomandibular joint articulator according to an embodiment of the utility model;

[0038] Figure 2 A schematic diagram showing an exploded view of the structure arrangement of a temporomandibular joint articulator according to an embodiment of the utility model;

[0039] Figure 3 A test cross-sectional view of a temporomandibular joint articulator according to another embodiment of the present invention is schematically shown. DETAILED DESCRIPTION

[0040] The present invention will now be discussed with reference to exemplary embodiments. It should be understood that the embodiments discussed are only intended to enable those skilled in the art to better understand and implement the present invention, rather than to imply any limitation on the scope of the present invention.

[0041] As used herein, the term “including” and variations thereof are to be interpreted as open-ended terms meaning “including, but not limited to.” The term “based on” is to be interpreted as “based, at least in part, on.” The terms “one embodiment” and “an embodiment” are to be interpreted as “at least one embodiment.”

[0042] Figure 1 A schematic perspective view showing the structural arrangement of a temporomandibular joint articulator according to an embodiment of the utility model; Figure 2 The following is a schematic diagram showing the structural arrangement of a temporomandibular joint articulator according to an embodiment of the present invention. Figure 1 and Figure 2 As shown, in this embodiment, the temporomandibular joint articulator is characterized by comprising:

[0043] Support frame 1;

[0044] The transmission structure 2 is arranged in the support frame 1;

[0045] An adjusting bracket 3, one end of which extends into the supporting frame 1 and is connected with the transmission structure 2 in the supporting frame 1;

[0046] The transmission structure 2 includes a driving end 4, which drives the adjustment bracket 3 to move back and forth in the direction of approaching and moving away from the support frame 1. In this way, the distance between the adjustment bracket 3 and the support frame 1 can be adjusted by driving the adjustment bracket 3 to move up and down, so as to achieve the effect of opening the mouth of the temporomandibular joint by the temporomandibular joint articulator of the utility model to open the mouth to a suitable temporomandibular joint opening position, which is beneficial to CT, MR and other medical examinations of the temporomandibular joint opening position and ensures that the examination results are accurate.

[0047] Furthermore, if Figure 1 and Figure 2As shown, in this embodiment, the support frame 1 includes: a support plate 5, a first side wall 6, a second side wall 7, a third side wall 8 and a fourth side wall 9;

[0048] The first side wall 6 and the second side wall 7 are spaced apart from each other and supported on the support plate 5 opposite to each other;

[0049] The third side wall 8 is arranged at one end of the first side wall 6 and the second side wall 7, and the fourth side wall 9 is arranged at the other end of the first side wall 6 and the second side wall 7; in this way, the support plate 5, the first side wall 6, the second side wall 7, the third side wall 8 and the fourth side wall 9 surround and form a cavity, and the upper side of the cavity is open for the adjustment bracket 3 to extend into, and the cavity contains the transmission structure 2;

[0050] At least one group of mounting holes 10 is correspondingly formed on the first side wall 6 and the second side wall 7 .

[0051] Furthermore, if Figure 2 As shown, in this embodiment, the transmission structure 2 includes a driving transmission gear 11, a driving transmission shaft 12, a driven transmission gear 13 and a driven transmission shaft 14;

[0052] The driving transmission gear 11 is sleeved on the driving transmission shaft 12, and the two ends of the driving transmission shaft 12 are respectively passed through a group of mounting holes 10 corresponding to each other on the first side wall 6 and the second side wall 7;

[0053] The driven transmission gear 13 is sleeved on the driven transmission shaft 14, and the two ends of the driven transmission shaft 14 are respectively passed through another set of mounting holes 10 corresponding to each other on the first side wall 6 and the second side wall 7;

[0054] The driving transmission gear 11 is meshed with the driven transmission gear 13;

[0055] The driving transmission gear 11 and the driven transmission gear 13 are respectively meshed with the inner walls on both sides of the adjustment bracket 3. In this way, by rotating the driving end 4 at the end of the driving transmission shaft 12, the driving transmission shaft 12 can drive the driving transmission gear 11 to rotate, thereby driving the driven transmission gear 13 to rotate. Because the driving transmission gear 11 and the driven transmission gear 13 are respectively meshed with the inner walls on both sides of the adjustment bracket 3, when the driving transmission gear 11 and the driven transmission gear 13 rotate, the adjustment bracket 3 meshed with the driving transmission gear 11 and the driven transmission gear 13 can move up and down due to the action of the gear rack.

[0056] Further, if Figure 2As shown, in this embodiment, a gear groove 15 is provided on the second side wall 7, and the gear groove 15 is arranged corresponding to the active transmission gear 11, and the gear groove 15 is arranged coaxially with the mounting hole 10. In this way, after the position of the adjustment bracket 3 is adjusted by the active transmission gear 11 and the driven transmission gear 13, the active transmission gear 11 can be pushed into the gear groove 15 to achieve locking, and the active transmission gear 11 cannot continue to rotate, thereby achieving the position fixing of the adjustment bracket 3 and achieving rapid adjustment and positioning of the temporomandibular joint opening position.

[0057] Further, Figure 3 A test cross-sectional view of a temporomandibular joint articulator according to another embodiment of the present invention is schematically shown. Figure 3 As shown, in this embodiment, the transmission structure 2 includes a transmission gear 16 and a transmission shaft 17;

[0058] The transmission gear 16 is sleeved on the transmission shaft 17, and the two ends of the transmission shaft 17 are respectively arranged through a group of mounting holes 10 corresponding to each other on the first side wall 6 and the second side wall 7;

[0059] The transmission gear 16 meshes with the inner wall of one side of the adjustment bracket 3. In this way, the transmission gear 16 and the inner wall of one side of the adjustment bracket 3 form a gear rack structure. When the transmission gear 16 is rotated, the adjustment bracket 3 moves up and down, so that the temporomandibular joint opening position can be quickly adjusted.

[0060] Furthermore, in this embodiment, a gear groove is provided on the second side wall 7, and the gear groove is provided corresponding to the transmission gear 16, and the gear groove is provided coaxially with the mounting hole 10. In this way, after the position of the adjustment bracket 3 is adjusted by the main transmission gear 16, the transmission gear 16 can be pushed into the gear groove to achieve locking, and the transmission gear 16 cannot continue to rotate, thereby achieving the position fixing of the adjustment bracket 3 and achieving rapid adjustment and positioning of the temporomandibular joint opening position.

[0061] Furthermore, if Figure 2 and Figure 3 As shown, in this embodiment, the adjustment bracket 3 includes: a support platform 18, a first support plate 19 and a second support plate 20;

[0062] The first support plate 19 and the second support plate 20 are respectively arranged at two ends of one side of the support platform 18;

[0063] Racks 21 are provided on the inner walls of the first support plate 19 and the second support plate 20; such a configuration allows the racks 21 on the inner walls of the first support plate 19 and the second support plate 20 to mesh with the above-mentioned active transmission gear 11 and the driven transmission gear 13 respectively, thereby achieving rapid up and down movement of the adjustment bracket 3 and rapid adjustment of the opening position of the temporomandibular joint.

[0064] Alternatively, a rack 21 is provided on the inner wall of the first support plate 19. In this way, the rack 21 on the inner wall of the first support plate 19 can be meshed with the transmission gear 16 to achieve rapid up and down movement of the adjustment bracket 3 and rapid adjustment of the opening position of the temporomandibular joint.

[0065] Furthermore, in this embodiment, scale lines are provided on the side wall of the adjustment bracket 3. The setting of the scale lines can conveniently measure the mouth opening height of the temporomandibular joint, which is convenient for medical staff to perform subsequent accurate examinations.

[0066] According to the above scheme of the utility model, the temporomandibular joint articulator of the utility model can realize stepless height adjustment, realize convenient and quick adjustment of the temporomandibular joint mouth opening position, and facilitate subsequent inspection;

[0067] The utility model adopts double gears to rotate in the opposite direction for adjustment or single gear to rotate for adjustment, and the adjustment process is simple and efficient;

[0068] The utility model adopts the gear groove to limit the rotation of the gear, the limiting measure is simple and effective, and the operation is convenient.

[0069] The utility model has a length dimension marked on the side of the adjusting bracket, which can be used to accurately measure the mouth opening dimension of the temporomandibular joint.

[0070] The temporomandibular joint articulator of the utility model can realize one-time expansion of the temporomandibular joints of both sides in the patient's mouth, realize one-time expansion of both sides for examination, effectively solve the problem of unilateral examination in traditional schemes, and can make the temporomandibular joint opening position of the patient meet the examination requirements, making the examination result more accurate and correct, which is conducive to subsequent diagnosis and treatment.

[0071] Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the utility model.

Claims

1. A temporomandibular joint articulator, characterized in that: include: Support frame (1); A transmission structure (2) is arranged in the support frame (1); An adjusting bracket (3), one end of which extends into the supporting frame (1) and is cooperatively connected with the transmission structure (2) in the supporting frame (1); The transmission structure (2) comprises a driving end (4), and the adjusting bracket (3) is driven to move back and forth in a direction approaching and moving away from the supporting frame (1) by driving the driving end (4).

2. The temporomandibular joint articulator according to claim 1, characterized in that: The support frame (1) comprises: a support plate (5), a first side wall (6), a second side wall (7), a third side wall (8) and a fourth side wall (9); The first side wall (6) and the second side wall (7) are spaced apart from each other and supported on the support plate (5) in a relative manner; The third side wall (8) is arranged at one end of the first side wall (6) and the second side wall (7), and the fourth side wall (9) is arranged at the other end of the first side wall (6) and the second side wall (7); At least one group of mounting holes (10) is correspondingly provided on the first side wall (6) and the second side wall (7).

3. The temporomandibular joint articulator according to claim 2, characterized in that: The transmission structure (2) comprises a driving transmission gear (11), a driving transmission shaft (12), a driven transmission gear (13) and a driven transmission shaft (14); The active transmission gear (11) is sleeved on the active transmission shaft (12), and two ends of the active transmission shaft (12) are respectively passed through a group of mounting holes (10) corresponding to each other on the first side wall (6) and the second side wall (7); The driven transmission gear (13) is sleeved on the driven transmission shaft (14), and two ends of the driven transmission shaft (14) are respectively passed through another group of mounting holes (10) corresponding to each other on the first side wall (6) and the second side wall (7); The active transmission gear (11) and the driven transmission gear (13) are meshed; The active transmission gear (11) and the driven transmission gear (13) are respectively meshed with inner walls on both sides of the adjustment bracket (3).

4. The temporomandibular joint articulator according to claim 3, characterized in that: The second side wall (7) is provided with a gear groove (15), the gear groove (15) is arranged corresponding to the active transmission gear (11), and the gear groove (15) is coaxially arranged with the mounting hole (10).

5. The temporomandibular joint articulator according to claim 2, characterized in that: The transmission structure (2) comprises a transmission gear (16) and a transmission shaft (17); The transmission gear (16) is sleeved on the transmission shaft (17), and two ends of the transmission shaft (17) are respectively passed through a group of mounting holes (10) corresponding to each other on the first side wall (6) and the second side wall (7); The transmission gear (16) is meshed with an inner wall of one side of the adjustment bracket (3).

6. The temporomandibular joint articulator according to claim 5, characterized in that: The second side wall (7) is provided with a gear groove, the gear groove is arranged corresponding to the transmission gear (16), and the gear groove is coaxially arranged with the mounting hole (10).

7. The temporomandibular joint articulator according to claim 4 or 6, characterized in that: The adjustment bracket (3) comprises: a support platform (18), a first support plate (19) and a second support plate (20); The first support plate (19) and the second support plate (20) are respectively arranged at two ends of one side of the support platform (18); A rack (21) is provided on the inner wall of each of the first support plate (19) and the second support plate (20); or a rack (21) is provided on the inner wall of the first support plate (19).

8. The temporomandibular joint articulator according to any one of claims 1 to 6, characterized in that: The side wall of the adjustment bracket (3) is provided with scale lines.

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