Distraction device for oral treatment

By designing a spreader for oral treatment that includes a handle, a connecting rod, a mouth opening block, a limiting component, a tooth supporting block, a driving component and a supporting rod, the existing technology solves the problem of being unable to control the size of the oral cavity spreading and fixing the teeth. The issue of the degree of distraction achieves effective distraction and fixation of the lips and teeth, improving the convenience of treatment.

CN222357671UActive Publication Date: 2025-01-17CHENGDU STOMATOLOGICAL HOSPITAL
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Patent Information

Application Number
CN202420873020.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-25
Publication Date
2025-01-17
Estimated Expiration
2034-04-25

AI Technical Summary

Technical Problem

The existing oral opener cannot control the size of oral openness, cannot fix the oral opening and closing position of varying degrees, and cannot adjust the degree of patient's teeth, affecting the treatment of medical staff.

Method used

A spreader for oral treatment is designed, which includes a handle, a connecting rod, a mouth opening block, a limiting component, a tooth supporting block, a driving component and a supporting rod. Through the cooperation of these components, the opening size of the lips can be fixed, and The teeth are spread by the drive assembly.

Benefits of technology

It achieves effective expansion of the patient's lips and teeth during oral treatment, can adjust the expansion size and angle as needed, and fix different degrees of oral opening and closing positions, which improves the treatment convenience for medical staff.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a dilator for oral cavity treatment, which relates to the technical field of oral cavity dilating equipment and comprises two handles which are oppositely distributed; the connecting rod is arranged at the top of the handle; the mouth expanding block is arranged at the top of the connecting block and used for expanding the lips of the patient; the first mounting shaft is movably mounted in the movable block on the connecting rod; the limiting assembly is arranged on the outer wall of the handle and used for fixing the opening angle of the opening block; the tooth expanding blocks are arranged between the mouth expanding blocks and are used for expanding teeth of the patient; the driving assembly is movably mounted at one end of the outer wall of the tooth supporting block through a moving block and is used for driving the tooth supporting block to open; the supporting rod is movably installed at the other end of the outer wall of the tooth supporting block through the moving block and used for being matched with the driving assembly to open the tooth supporting block. When the lip distraction device is used for distraction of the lips of a patient, the distraction size of the lips can be fixed, and meanwhile the effect of distraction of the teeth of the patient during treatment is achieved.
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Description

Technical Field

[0001] The utility model relates to the technical field of oral cavity opening equipment, in particular to an opening device for oral cavity treatment. Background Art

[0002] During oral surgery, the patient is under anesthesia, but the surgery requires the patient's mouth to be open for a long time to facilitate medical staff to apply medicine to the wound inside the patient's mouth. Therefore, an oral expander is needed to open the patient's mouth during oral treatment.

[0003] However, the existing oral expander cannot control the size of the oral expansion after expanding the oral cavity of the patient in the anesthetized state, and it is not convenient to fix the position at different degrees of oral opening and closing, which affects the treatment of medical staff, and the existing oral expander cannot adjust the expansion degree of the patient's teeth. Utility Model Content

[0004] The utility model provides a dilator for oral treatment to solve the problems raised by the above background technology.

[0005] In order to solve the above technical problems, the technical solution of the utility model is as follows:

[0006] The embodiment of the utility model provides a dilator for oral treatment, comprising:

[0007] Handles, two oppositely spaced;

[0008] A connecting rod is arranged on the top of the handle;

[0009] A mouth-opening block, arranged on the top of the connecting block, for opening the patient's lips;

[0010] A first mounting shaft, movably mounted in a movable block on the connecting rod;

[0011] A limit assembly, arranged on the outer wall of the handle, for fixing the opening angle of the opening block;

[0012] A tooth-supporting block, arranged between the mouth-supporting blocks, for supporting the patient's teeth;

[0013] A driving assembly, movably mounted on one end of the outer wall of the tooth support block through a moving block, and used for driving the tooth support block to open;

[0014] The support rod is movably mounted on the other end of the outer wall of the tooth support block through a moving block, and is used to cooperate with the driving component to open the tooth support block.

[0015] Furthermore, the limiting assembly includes a limiting block movably mounted on the outer wall of the handle on one side, a limiting groove opened on the outer wall of the handle on the other side, and a limiting column arranged on the outer wall of the limiting block and corresponding to the limiting groove.

[0016] The size of the patient's lip stretch can be fixed.

[0017] Furthermore, a second mounting axis is provided at one end of the limit block away from the limit column, a second mounting hole corresponding to the second mounting axis is opened inside the handle, a spring is installed on the outer wall of the second mounting axis, and a mounting block is installed at one end of the second mounting axis away from the limit block.

[0018] The patient's lips can be fixed with a limit block.

[0019] Furthermore, a plurality of lighting lamp beads are arranged at one end of the support block away from the groove.

[0020] It can be convenient for medical staff to treat.

[0021] Furthermore, the drive assembly includes a drive shaft installed on the outer wall of the support tooth block and away from one end of the support rod, two threads opened on the outer wall of the drive shaft and with opposite thread directions, a worm wheel arranged on the outer wall of the drive shaft and located between the two threads, and a worm installed on the outer wall of the worm wheel.

[0022] The tooth-opening block can be driven to open the patient's teeth.

[0023] Furthermore, a circular hole corresponding to the support rod is provided inside the moving block near one end of the support rod, and a screw hole corresponding to the thread is provided inside the moving block near one end of the driving shaft.

[0024] The support rod can cooperate with the driving shaft to open the patient's teeth.

[0025] Furthermore, the outer wall of the worm is provided with a handle for driving the worm to rotate.

[0026] Can drive the worm to rotate.

[0027] Furthermore, movable shafts are arranged at both ends of the support rod and the driving shaft, a support frame is installed on the outer wall of the support tooth block, and a movable hole corresponding to the movable shaft is opened on the inner wall of the support frame.

[0028] Can be used to mount support rods and drive shafts.

[0029] The above solution of the utility model includes at least the following beneficial effects:

[0030] 1. The utility model, through the provision of the opening block, the limiting block and the limiting groove, when in use, first install the opening block on the patient's lips, then use the handle to open the opening block, and at the same time, open the patient's lips, and then install the limiting block on the handle in the corresponding limiting groove, so that the opening angle of the handle can be fixed, and at the same time, the size of the patient's lips is fixed, thereby solving the problem of being unable to fix the size of the patient's oral opening.

[0031] 2. The utility model, through the provision of a tooth-supporting block, a moving block, a support rod, a driving shaft, a thread, a worm wheel, a worm and a turning handle, when in use, the tooth-supporting block is installed on the patient's teeth, and then the worm, the worm wheel and the driving shaft are driven to rotate in sequence through the turning handle. When the driving shaft rotates, the moving block is driven by the thread to slide toward the two ends of the driving shaft, and at the same time cooperates with the support rod to open the tooth-supporting block, and at the same time, the patient's teeth are also opened, thereby solving the problem that the patient's teeth cannot be opened. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 This is a three-dimensional view of the utility model;

[0033] Figure 2 This is a schematic diagram of the utility model in a non-use state;

[0034] Figure 3 This is an exploded view of the support mechanism of the utility model;

[0035] Figure 4 for Figure 3 A magnified view of the structure in the middle;

[0036] Figure 5 This is an exploded view of the tooth-supporting mechanism of the utility model.

[0037] Description of reference numerals:

[0038] 1. Handle; 102. Movable block; 103. Connecting rod; 104. Support block; 105. Slot; 2. First mounting hole; 201. First mounting axis; 202. Nut; 3. Limit block; 301. Second mounting axis; 302. Second mounting hole; 303. Spring; 304. Mounting block; 305. Limit slot; 4. Illuminating lamp bead; 5. Support block; 501. Moving block; 502. Support rod; 503. Drive shaft; 504. Thread; 505. Worm gear; 506. Worm; 507. Turn handle; 508. Support frame; 509. Movable hole; 510. Movable axis. DETAILED DESCRIPTION

[0039] The exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present invention and to fully convey the scope of the present invention to those skilled in the art.

[0040] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, an embodiment of the utility model provides a dilator for oral treatment, comprising:

[0041] Handle 1, two oppositely distributed;

[0042] A connecting rod 103 is arranged on the top of the handle 1, and a movable block 102 is arranged on the outer wall of the connecting rod 103;

[0043] The opening block 104 is arranged on the top of the connecting rod 103 and is used to open the patient's lips. The outer wall of the opening block 104 is provided with a groove 105 corresponding to the patient's lips.

[0044] A first mounting shaft 201, movably mounted in a movable block 102 on a connecting rod 103;

[0045] A limit assembly, arranged on the outer wall of the handle 1, for fixing the opening angle of the opening block 104;

[0046] The tooth-supporting block 5 is arranged between the mouth-supporting blocks 104 and is used to support the patient's teeth;

[0047] A driving assembly, movably mounted on one end of the outer wall of the tooth support block 5 through a moving block 501, and used to drive the tooth support block 5 to open;

[0048] The support rod 502 is movably mounted on the other end of the outer wall of the tooth support block 5 through the moving block 501, and is used to cooperate with the driving component to open the tooth support block 5.

[0049] A first mounting hole 2 corresponding to the first mounting axis 201 is provided inside the movable block 102, and a nut 202 is installed on the outer wall of the first mounting axis 201. When in use, the opening block 104 is first installed on the patient's lips, and the patient's lips are stuck in the groove 105 on the outer wall of the opening block 104. Then, the handle 1 is opened to both sides. Through the cooperation of the first mounting axis 201 and the connecting rod 103, when the handle 1 is opened, the opening block 104 is opened at the same time to open the patient's lips. Then, the opening angle of the handle 1 is fixed by the limiting component, and the size of the patient's lips is also fixed. Then, the tooth-opening block 5 is installed on the patient's teeth, and the patient's teeth are opened by the cooperation of the driving component and the support rod 502. The utility model can fix the size of the opened lips when opening the patient's lips, and also achieves the effect of opening the patient's teeth.

[0050] like Figure 3 and Figure 4 As shown, the limiting assembly includes a limiting block 3 movably mounted on the outer wall of the handle 1 on one side, a limiting groove 305 provided on the outer wall of the handle 1 on the other side, and a limiting column provided on the outer wall of the limiting block 3 and corresponding to the limiting groove 305. When the patient's lips are stretched open, the limiting column is clamped in the corresponding limiting groove 305, as shown in FIG. Figure 1As shown, the opening angle of the handle 1 can be fixed, and the size of the patient's lips can also be fixed.

[0051] like Figure 3 and Figure 4 As shown, a second mounting axis 301 is provided at one end of the limit block 3 away from the limit column, a second mounting hole 302 corresponding to the second mounting axis 301 is opened inside the handle 1, a spring 303 is installed on the outer wall of the second mounting axis 301, and a mounting block 304 is installed at one end of the second mounting axis 301 away from the limit block 3. When in use, the limit block 3 is pulled inward by the spring 303, and the limit column is driven to be stuck in the limit groove 305 at the same time, so that the opening angle of the handle 1 can be fixed, and after use, the mounting block 304 is pushed outward to make the limit column leave the limit groove 305, so that the handle 1 can be loosened, and the patient's lips can be loosened.

[0052] like Figure 1 , Figure 2 and Figure 3 As shown, a plurality of lighting beads 4 are arranged at one end of the support block 104 away from the groove 105. When in use, the lighting beads 4 provide lighting, allowing medical staff to treat patients more conveniently.

[0053] like Figure 5 As shown, the driving assembly includes a driving shaft 503 installed on the outer wall of the tooth-supporting block 5 and away from one end of the supporting rod 502, two threads 504 opened on the outer wall of the driving shaft 503 and with opposite screw directions, a worm wheel 505 arranged on the outer wall of the driving shaft 503 and located between the two threads 504, and a worm 506 installed on the outer wall of the worm wheel 505. When in use, the tooth-supporting block 5 is installed on the patient's teeth, and then the worm 506 is rotated to drive the worm wheel 505 to rotate, and the rotation of the worm wheel 505 drives the driving shaft 503 to rotate. When the driving shaft 503 rotates, it drives the moving block 501 to slide toward both ends of the driving shaft 503 at the same time, so that the tooth-supporting block 5 is opened, thereby the patient's teeth can be opened.

[0054] like Figure 5 As shown, a circular hole corresponding to the support rod 502 is opened inside the moving block 501 near one end of the support rod 502, and a screw hole corresponding to the thread 504 is opened inside the moving block 501 near one end of the driving shaft 503. When in use, the support of the support rod 502 can allow the tooth support block 5 to move smoothly.

[0055] like Figure 5 As shown, the outer wall of the worm 506 is provided with a turning handle 507 for driving the worm 506 to rotate. When in use, by turning the turning handle 507, the worm 506 is driven to rotate, and the tooth support block 5 can be driven to open.

[0056] like Figure 5As shown, movable shafts 510 are provided at both ends of the support rod 502 and the driving shaft 503, a support frame 508 is installed on the outer wall of the support tooth block 5, and a movable hole 509 corresponding to the movable shaft 510 is opened on the inner wall of the support frame 508. Through the movable hole 509 and the movable shaft 510, the support rod 502 and the driving shaft 503 can be installed in the support frame 508, and the support rod 502 and the driving shaft 503 can rotate freely in the support frame 508.

[0057] In the embodiment of the utility model, the mouth-opening block 104 is first installed on the patient's lips, and the lips are stuck in the groove 105 on the outer wall of the mouth-opening block 104. Then, the handle 1 is opened to both sides. When opening, the mouth-opening block 104 can be opened at the same time through the cooperation of the connecting rod 103 and the first installation shaft 201, and the patient's lips are also opened at the same time. Then, the limiting column is stuck in the corresponding limiting groove 305 to fix the opening angle of the handle 1, and the size of the patient's lips is also fixed. Then, the tooth-opening block 5 is installed in the patient's teeth, and then the worm 506 is rotated by rotating the handle 507, and then the worm wheel 505 and the driving shaft 503 are driven to rotate in turn. When the driving shaft 503 rotates, the moving block 501 is driven to slide along the two ends of the driving shaft 503. At the same time, with the support of the support rod 502, the tooth-opening block 5 can be opened to open the patient's teeth, and then the medical staff can treat the patient.

[0058] The above is a preferred embodiment of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A dental treatment expander, characterized in that: include: Handles (1), two arranged opposite to each other; A connecting rod (103) is arranged on the top of the handle (1); A mouth-opening block (104), arranged on the top of the connecting rod (103), for opening the patient's lips; A first mounting shaft (201) movably mounted in a movable block (102) on a connecting rod (103); A limiting component, arranged on the outer wall of the handle (1) and used to fix the opening angle of the opening block (104); A tooth-supporting block (5), arranged between the mouth-supporting blocks (104) and used for supporting the patient's teeth; A driving assembly, movably mounted on one end of the outer wall of the tooth support block (5) via a moving block (501), and used for driving the tooth support block (5) to open; The support rod (502) is movably mounted on the other end of the outer wall of the tooth support block (5) through the moving block (501) and is used to cooperate with the driving component to open the tooth support block (5).

2. The oral treatment expander according to claim 1, characterized in that: The limiting assembly comprises a limiting block (3) movably mounted on the outer wall of the handle (1) on one side, a limiting groove (305) provided on the outer wall of the handle (1) on the other side, and a limiting column provided on the outer wall of the limiting block (3) and corresponding to the limiting groove (305).

3. The oral treatment expander according to claim 2, characterized in that: A second mounting shaft (301) is arranged at one end of the limit block (3) away from the limit column, a second mounting hole (302) corresponding to the second mounting shaft (301) is opened inside the handle (1), a spring (303) is installed on the outer wall of the second mounting shaft (301), and a mounting block (304) is installed at one end of the second mounting shaft (301) away from the limit block (3).

4. The oral treatment expander according to claim 1, characterized in that: A plurality of lighting lamp beads (4) are arranged at one end of the support block (104) away from the groove (105).

5. The oral treatment expander according to claim 1, characterized in that: The driving assembly comprises a driving shaft (503) mounted on the outer wall of the tooth support block (5) and away from one end of the supporting rod (502), two threads (504) opened on the outer wall of the driving shaft (503) and with opposite screw directions, a worm wheel (505) arranged on the outer wall of the driving shaft (503) and located between the two threads (504), and a worm (506) mounted on the outer wall of the worm wheel (505).

6. The oral treatment expander according to claim 5, characterized in that: A circular hole corresponding to the support rod (502) is provided inside the moving block (501) near one end of the support rod (502), and a screw hole corresponding to the thread (504) is provided inside the moving block (501) near one end of the driving shaft (503).

7. The oral treatment expander according to claim 5, characterized in that: The outer wall of the worm (506) is provided with a turning handle (507) for driving the worm (506) to rotate.

8. The oral treatment expander according to claim 5, characterized in that: The support rod (502) and the driving shaft (503) are provided with movable shafts (510) at both ends, the outer wall of the tooth support block (5) is installed with a support frame (508), and the inner wall of the support frame (508) is provided with a movable hole (509) corresponding to the movable shaft (510).