Adjustable orthodontic mouth gag

Abstract

The utility model relates to the technical field of orthodontic mouth gags, and discloses an adjustable orthodontic mouth gag which comprises two oral cavity supporting plates, first connecting rods are arranged on one sides of the two oral cavity supporting plates, adjusting plates are rotationally connected to the outer sides of the first connecting rods, a limiting structure is arranged between the two adjusting plates, and the limiting structure is connected with the first connecting rods. Wherein one side of one adjusting plate is fixedly provided with a third connecting rod, the third connecting rod penetrates through the other adjusting plate, the third connecting rod is sleeved with a pressing plate, the outer side of the third connecting rod is in threaded connection with a nut, and the outer side of the nut is fixedly provided with a plurality of rotating handles. The angle between the two adjusting plates is adjusted, so that the two oral cavity supporting plates are adjusted, after adjustment is completed, the nut is rotated through the rotating handle, the nut can extrude the pressing plate, the two adjusting plates are limited and fixed, and therefore use convenience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of oral orthodontic mouth openers, in particular to an adjustable oral orthodontic mouth opener. Background Art

[0002] An opener, also known as a mouth gag, is an instrument used to hold open the mouth when the patient has difficulty breathing or is unconscious and needs gastric lavage. The main body of the opener is in the shape of a "U", and a handle is fixed to each of the two ends of the main body. The main body of the opener is elastic, and the two side arms of the main body can bend toward the inside or outside of the main body of the opener when subjected to external pressure. When the external pressure disappears, the two side arms of the main body of the opener return to their original positions. In order to prevent the doctor's hand from slipping when holding the handle, the outer surface of the handle is provided with hemp grain. However, most of the openers currently used on the market are of fixed shape. When different opening sizes are required, different openers need to be replaced, which makes it inconvenient to use and troublesome to operate. For this reason, an adjustable oral orthodontic opener is proposed. Utility Model Content

[0003] The purpose of the present utility model is to provide an adjustable oral orthodontic mouth opener to solve the problem raised in the above background technology that most of the mouth openers currently used in the market are of fixed shape and need to be replaced with different mouth openers when different opening sizes are required, which makes it inconvenient to use and troublesome to operate.

[0004] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: an adjustable oral orthodontic opener, comprising two oral support plates, each of the two oral support plates being provided with a first connecting rod, an outer side of the first connecting rod being rotatably connected to an adjustment plate, a limiting structure being provided between the two adjustment plates, a third connecting rod being fixedly provided on one side of one of the adjustment plates and the third connecting rod passing through the other adjustment plate, a pressure plate being sleeved on the outer side of the third connecting rod, a nut being threadedly connected to the outer side of the third connecting rod, and a plurality of turning handles being fixed on the outer side of the nut. When in use, the angle between the two adjustment plates is adjusted according to the size of the mouth opening, thereby adjusting the two oral support plates. After the adjustment is completed, the nut is rotated by the turning handle, and the nut will squeeze the pressure plate to limit and fix the two adjustment plates, thereby improving the convenience of use.

[0005] Preferably, the limiting structure includes two second connecting rods, and the two second connecting rods are respectively fixedly mounted on one side of the two adjustment plates, the outer side of one of the second connecting rods is buckled with a first reinforcement plate, and the interior of the first reinforcement plate is slidingly provided with a second reinforcement plate, one end of the second reinforcement plate is fixedly provided with a connecting head and the connecting head is buckled with the other second connecting rod, and one side of the first reinforcement plate is threadedly connected with a bolt. After the two oral support plates are adjusted, the second reinforcement plate is slid out of the interior of the first reinforcement plate, and then the first reinforcement plate and the connecting head are respectively buckled on the outer sides of the two second connecting rods, and then the bolts are rotated to fix them, so as to avoid loosening during use.

[0006] Preferably, the outer side of the third connecting rod is processed with an external thread, the size of the nut is adapted to the external thread, and the pressure plate is pushed to move by rotating the nut.

[0007] Preferably, a through hole is provided at one end of one of the adjustment plates, and the third connecting rod passes through the through hole, so as to facilitate hinged connection of the two adjustment plates.

[0008] Preferably, a slide groove is provided inside the first reinforcement plate, the second reinforcement plate is slidably installed inside the slide groove, and the connector is slidably installed on one end of the first reinforcement plate through the second reinforcement plate.

[0009] Preferably, a threaded hole is provided on one side of the first reinforcement plate, and the bolt is threadedly connected to the first reinforcement plate through the threaded hole, and the second reinforcement plate is fixed by rotating the bolt.

[0010] Compared with the prior art, the above technical solution adopted by the present invention has the following technical effects:

[0011] The utility model provides an adjusting plate, a third connecting rod, a pressure plate, a nut and a rotating handle. When the oral cavity is stretched, the angle between the two adjusting plates is adjusted according to the size of the mouth opening. After the adjustment is completed, the nut is driven to rotate by rotating the rotating handle, thereby squeezing the pressure plate, and the pressure plate will squeeze the adjusting plate, thereby fixing the two adjusting plates, and then the two oral support plates are buckled in the oral cavity, thereby facilitating adjustment. After the adjustment is completed, the second reinforcement plate is slid, and then the first reinforcement plate and the connecting head are respectively buckled on the outside of the two second connecting rods, and then the bolt is rotated. The bolt will squeeze and fix the second reinforcement plate, thereby avoiding loosening between the two adjustment plates during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0013] Figure 1 This is a side structural diagram of the present utility model;

[0014] Figure 2 Schematic diagram of the connection structure between two adjustment plates of the present invention;

[0015] Figure 3 It is a schematic diagram of the limiting structure of the utility model.

[0016] Explanation of the accompanying drawings: 1. oral support plate; 2. first connecting rod; 3. adjustment plate; 4. second connecting rod; 5. first reinforcement plate; 6. second reinforcement plate; 7. connector; 8. bolt; 9. third connecting rod; 10. pressure plate; 11. nut; 12. handle. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0018] It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which this application can be implemented. Therefore, they have no substantive technical significance. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical content disclosed in this application without affecting the efficacy and purpose that can be achieved by this application.

[0019] Example

[0020] In the prior art, most of the openers currently used in the market have fixed shapes. When different opening sizes are required, different openers need to be replaced, which leads to inconvenience in use and troublesome operation.

[0021] See also Figure 1-3The utility model provides a technical solution: an adjustable oral orthodontic mouth opener, comprising two oral support plates 1, one side of each of the two oral support plates 1 is provided with a first connecting rod 2, the outer side of the first connecting rod 2 is rotatably connected to an adjustment plate 3, a limiting structure is provided between the two adjustment plates 3, the limiting structure comprises two second connecting rods 4, the two second connecting rods 4 are respectively fixedly mounted on one side of the two adjustment plates 3, the outer side of one of the second connecting rods 4 is buckled with a first reinforcing plate 5, and the interior of the first reinforcing plate 5 is slidably provided with a second reinforcing plate 6, One end of the second reinforcing plate 6 is fixedly provided with a connector 7 and the connector 7 is buckled with another second connecting rod 4. A slide groove is provided inside the first reinforcing plate 5, and the second reinforcing plate 6 is slidably installed inside the slide groove. The connector 7 is slidably installed on one end of the first reinforcing plate 5 through the second reinforcing plate 6. A bolt 8 is threadedly connected to one side of the first reinforcing plate 5. A threaded hole is provided on one side of the first reinforcing plate 5. The bolt 8 is threadedly connected to the first reinforcing plate 5 through the threaded hole. The second reinforcing plate 6 is fixed by rotating the bolt 8. After the two oral support plates 1 are adjusted, After that, slide the second reinforcing plate 6 out of the inside of the first reinforcing plate 5, then buckle the first reinforcing plate 5 and the connecting head 7 on the outside of the two second connecting rods 4 respectively, and then rotate the bolts 8 to fix them to avoid loosening during use. A third connecting rod 9 is fixedly provided on one side of one of the adjusting plates 3, and the third connecting rod 9 passes through the other adjusting plate 3. A through hole is opened at one end of one of the adjusting plates 3, and the third connecting rod 9 passes through the through hole, which is convenient for the hinged connection of the two adjusting plates 3. A pressure plate 10 is sleeved on the outside of the third connecting rod 9. The third connecting rod 9 The outer side of the third connecting rod 9 is connected with a nut 11, and the outer side of the third connecting rod 9 is processed with an external thread. The size of the nut 11 is adapted to the external thread. The pressure plate 10 is pushed to move by rotating the nut 11. A plurality of turning handles 12 are fixed on the outer side of the nut 11. When in use, the angle between the two adjustment plates 3 is adjusted according to the size of the mouth opening, thereby adjusting the two oral support plates 1. After the adjustment is completed, the nut 11 is rotated by the turning handle 12, and the nut 11 will squeeze the pressure plate 10 to limit and fix the two adjustment plates 3, thereby improving the convenience of use.

[0022] The working principle or structural principle is that when the oral cavity is stretched, the angle between the two adjustment plates 3 is adjusted according to the size of the mouth opening. After the adjustment is completed, the nut 11 is driven to rotate by rotating the handle 12, thereby squeezing the pressure plate 10. The pressure plate 10 will squeeze the adjustment plate 3, thereby fixing the two adjustment plates 3, and then buckle the two oral support plates 1 in the oral cavity to facilitate adjustment. After the adjustment is completed, slide the second reinforcement plate 6, and then buckle the first reinforcement plate 5 and the connecting head 7 to the outside of the two second connecting rods 4 respectively, and then rotate the bolt 8. The bolt 8 will squeeze and fix the second reinforcement plate 6, thereby avoiding loosening between the two adjustment plates 3 during use.

[0023] Those skilled in the art will appreciate that various combinations and / or combinations of features described in the various embodiments and / or claims of the present invention may be employed, even if such combinations and / or combinations are not explicitly described in the present invention. In particular, various combinations and / or combinations of features described in the various embodiments and / or claims of the present invention may be employed without departing from the spirit and teachings of the present invention. All such combinations and / or combinations fall within the scope of the present invention.

Claims

1. An adjustable oral orthodontic mouth opener, comprising two oral support plates (1), characterized in that: A first connecting rod (2) is provided on one side of each of the two oral support plates (1), an outer side of the first connecting rod (2) is rotatably connected to an adjustment plate (3), a limiting structure is provided between the two adjustment plates (3), a third connecting rod (9) is fixedly provided on one side of one of the adjustment plates (3), and the third connecting rod (9) passes through the other adjustment plate (3), a pressure plate (10) is sleeved on the outer side of the third connecting rod (9), a nut (11) is threadedly connected to the outer side of the third connecting rod (9), and a plurality of rotating handles (12) are fixedly provided on the outer side of the nut (11).

2. The adjustable orthodontic mouth opener according to claim 1, characterized in that: The limiting structure comprises two second connecting rods (4), the two second connecting rods (4) are fixedly mounted on one side of the two adjustment plates (3), a first reinforcing plate (5) is buckled on the outer side of one of the second connecting rods (4), a second reinforcing plate (6) is slidably arranged inside the first reinforcing plate (5), a connecting head (7) is fixedly arranged on one end of the second reinforcing plate (6), and the connecting head (7) is buckled with the other second connecting rod (4), and a bolt (8) is threadedly connected to one side of the first reinforcing plate (5).

3. The adjustable orthodontic mouth opener according to claim 1, characterized in that: The outer side of the third connecting rod (9) is processed with an external thread, and the size of the nut (11) is adapted to the external thread.

4. The adjustable orthodontic mouth opener according to claim 1, characterized in that: A through hole is formed at one end of one of the adjustment plates (3), and the third connecting rod (9) passes through the through hole.

5. The adjustable orthodontic mouth opener according to claim 2, characterized in that: A sliding groove is provided inside the first reinforcing plate (5), and the second reinforcing plate (6) is slidably installed inside the sliding groove.

6. The adjustable orthodontic mouth opener according to claim 2, characterized in that: A threaded hole is provided on one side of the first reinforcing plate (5), and the bolt (8) is threadedly connected to the first reinforcing plate (5) through the threaded hole.

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