CN219147970U

CN219147970U - Crown forceps for oral repair

Info

Publication number: CN219147970U
Application number: CN202223321881.6U
Authority: CN
Inventors: 汲园园
Original assignee: First Affiliated Hospital of Zhengzhou University
Current assignee: First Affiliated Hospital of Zhengzhou University
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-06-09
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses an oral repair crown forceps which comprises a straight forceps handle, wherein a forceps head mechanism is arranged at one end of the straight forceps handle, a pressing mechanism is rotatably connected to the top of the straight forceps handle, the forceps head mechanism comprises a fixed forceps head and a movable forceps head, the fixed forceps head is fixed at the bottom end of the straight forceps handle, an arc-shaped rod is fixed at one end of the movable forceps head, a rotating seat is fixed at one side of the movable forceps head, a fixing frame I is fixed at one end of the straight forceps handle, the rotating seat rotates in the fixing frame I, the pressing mechanism comprises a deflector rod and a fixing frame II, the fixing frame II is fixed on the straight forceps handle, the deflector rod rotates on the fixing frame II, a hand grip handle is fixed at one end of the deflector rod, a limiting mechanism and a rebound mechanism are arranged between the straight forceps handle and the hand grip handle, and a threaded hole is formed in the top of the hand grip handle. The arc-shaped rod can enable the movable forceps head to be close to the fixed forceps head to clamp teeth, the rotating distance of the hand holding handle can be reduced by adopting the structure, and the stability of the crown forceps in use is improved.

Description

Crown forceps for oral repair

Technical Field

The utility model relates to the technical field of oral repair tools, in particular to an oral repair crown forceps.

Background

The oral restoration mainly aims at treatment works after tooth defects and tooth missing, such as inlay, full crown, false tooth and the like, and also comprises treatment of periodontal diseases, temporomandibular joint diseases and maxillofacial tissue defects, such as bite plates, periodontal splints, prosthesis, artificial eyes, artificial ears, artificial nose and the like, by using an artificial restoration. Crown forceps are needed for dental restoration.

Chinese patent No. CN216985199U provides a medical crown forceps for oral cavity repair, includes first pincers handle, second pincers handle, first joint, second joint, first pincers beak, second pincers beak and quantity are two angle adjustment spare, the terminal fixed connection of first pincers handle of one end of first joint, the terminal fixed connection of second joint one end and second pincers handle, the other end of first joint and the terminal of first pincers beak are passed through the right side angle adjustment spare is connected, the other end of second joint and the terminal of second pincers beak are passed through the left side angle adjustment spare is connected. This medical crown forceps is got for oral cavity restoration possesses advantages such as the practicality is high, has solved prior art, receives the oral cavity space restriction, gets crown forceps and divide into left money and right money two kinds, and two kinds of binding clip orientations are different, correspond respectively and get the outer crown of tooth of oral cavity both sides, and left money and right money get crown forceps can not get the outer crown of tooth of opposite side, lead to the problem that the practicality is low.

The above-mentioned patent is solved among the prior art, receives the oral cavity space restriction, gets the guan tong and divide into left style and right style two kinds, and two kinds of binding clip orientations are different, correspond respectively and get the tooth outer crown of oral cavity both sides, and left style and right style get the tooth outer crown that guan tong can not get opposite side, lead to the problem that the practicality is low, but hold the distance that the handle removed longer, be inconvenient for the doctor operation easily, simultaneously two relatively distributed binding clips simultaneous movement makes the stability when getting guan tong use easily.

Therefore, there is a need to design a dental restoration crown forceps to solve the above problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an oral cavity restoration crown forceps.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a mouth rehabilitation crown forceps, includes straight pincers handle, the one end of straight pincers handle is provided with binding clip mechanism, the top of straight pincers handle rotates and is connected with pressing mechanism, binding clip mechanism includes fixed binding clip and activity binding clip, fixed binding clip is fixed in the bottom of straight pincers handle, the one end of activity binding clip is fixed with the arc pole, one side of activity binding clip is fixed with the rotation seat, the one end of straight pincers handle is fixed with mount one, the rotation seat rotates the inside at mount one, pressing mechanism includes driving lever and mount two, mount two is fixed on straight pincers handle, the driving lever rotates on mount two, the one end of driving lever is fixed with the hand grab handle, install stop gear and rebound mechanism between straight pincers handle and the hand grab handle.

Further, the top of the hand grab handle is provided with a threaded hole, the limiting mechanism comprises a limiting bolt, and the limiting bolt is in threaded connection with the threaded hole.

Further, the bottom of the limit bolt is provided with a universal groove, and the inner part of the universal groove is rotationally connected with a universal ball.

Further, a supporting rod is fixed on the side face of the universal ball, a limiting disc is fixed at the bottom of the supporting rod, and a buffer sheet is fixed at the top of the straight clamp handle.

Further, the rebound mechanism comprises two limiting rods and two return springs, the two limiting rods are respectively fixed at the top of the straight clamp handle and the bottom of the hand grab handle, and the two return springs are fixedly sleeved outside the two limiting rods.

Furthermore, one side of each of the fixed binding clip and the movable binding clip is fixedly provided with a first limiting rod, and a first return spring is fixedly sleeved outside the first limiting rod.

Further, the rubber pad is sleeved outside the hand grab handle, and finger sleeves are fixed at the top of the hand grab handle and the bottom of the straight clamp handle.

The beneficial effects of the utility model are as follows:

1. through the pressing mechanism and the binding clip mechanism that set up, hold the handle and rotate when on mount two in the pressing mechanism, the driving lever stirs the arc pole, and the arc pole rotates the seat and rotates on mount one when being stirred, and the arc pole rotates and can make movable binding clip be close to fixed binding clip and carry out the centre gripping to the tooth, adopts this structure can reduce and hold the rotatory distance of handle, improves and makes the stability of getting when crown pincers use.

2. Through the stop gear who sets up, the spacing bolt screw thread in the stop gear is in threaded hole, rotates the position that spacing bolt bottom can be adjusted to the straight pincers handle through the screw thread to be convenient for adjust the interval between fixed binding clip and the activity binding clip, satisfy the spacing of different centre gripping widths, the universal ball that adopts rotates in universal inslot, enables spacing dish fully contact buffer, stability when improving spacing.

3. Through the resilience mechanism that sets up, the resilience spring second in the resilience mechanism can be when the hand grab handle atress resumes original position, and the staff of being convenient for repeatedly operate gets guan tong, improves the convenience of using and getting guan tong.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a pair of oral cavity restoration crown forceps according to the present utility model;

fig. 2 is a schematic structural view of a forceps head mechanism of a dental restoration crown forceps according to the present utility model;

fig. 3 is a schematic structural view of a pressing mechanism of the oral cavity repairing crown forceps provided by the utility model;

fig. 4 is a schematic structural view of a limiting mechanism of a dental restoration crown forceps according to the present utility model.

In the figure: 1. a straight clamp handle; 2. a binding clip mechanism; 3. a pressing mechanism; 4. a limiting mechanism; 5. a rebound mechanism; 6. fixing the clamp head; 7. a movable clamp head; 8. an arc-shaped rod; 9. a rotating seat; 10. a first fixing frame; 11. a first limit rod; 12. a return spring I; 13. a deflector rod; 14. a second fixing frame; 15. a hand grip; 16. a rubber pad; 17. a finger stall; 18. a threaded hole; 19. a limit bolt; 20. a limiting disc; 21. a support rod; 22. a universal groove; 23. a universal ball; 24. a buffer sheet; 25. a second limiting rod; 26. and a second return spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, an oral restoration crown forceps comprises a straight forceps handle 1, wherein a forceps head mechanism 2 is arranged at one end of the straight forceps handle 1, a pressing mechanism 3 is rotatably connected to the top of the straight forceps handle 1, the forceps head mechanism 2 comprises a fixed forceps head 6 and a movable forceps head 7, the fixed forceps head 6 is fixed to the bottom end of the straight forceps handle 1, an arc rod 8 is fixed to one end of the movable forceps head 7, a rotating seat 9 rotates on a first fixing frame 10 when the arc rod 8 is stirred, the arc rod 8 rotates to enable the movable forceps head 7 to be close to the fixed forceps head 6 to clamp teeth, the rotating distance of a hand grip 15 can be reduced by adopting the structure, stability of the crown forceps in use is improved, a rotating seat 9 is fixed to one side of the movable forceps head 7, a first fixing frame 10 is fixed to one end of the straight forceps handle 1, the rotating seat 9 rotates inside the first fixing frame 10, the pressing mechanism 3 comprises a deflector rod 13 and a second fixing frame 14, the second fixing frame 14 is fixed to the straight forceps handle 1, the deflector rod 13 rotates on the second fixing frame 14, one end of the deflector rod 13 is fixed to the first fixing frame 15, the hand grip 15 is held by the hand grip 15, a rubber pad is held by the hand grip 15 and a pair of fingers of a user is held by the hand grip 15 when the hand grip 15 is held by the hand grip 15, and the second finger grip 15 is held by the hand grip 15 and the second handle 15 is held by the hand grip 15.

Further, install stop gear 4 and resilience mechanism 5 between straight tong handle 1 and holding handle 15, threaded hole 18 is opened at the top of holding handle 15, stop gear 4 includes stop bolt 19, stop bolt 19 threaded connection is in threaded hole 18, threaded rotation stop bolt 19 can adjust the position of stop bolt 19 bottom to straight tong handle 1, thereby be convenient for adjust the interval between fixed binding clip 6 and the movable binding clip 7, satisfy the spacing of different centre gripping widths, universal slot 22 has been opened to the bottom of stop bolt 19, universal ball 23 is connected with in the inside rotation of universal slot 22, universal ball 23 that adopts rotates in universal slot 22, enable spacing dish 20 fully to contact buffer piece 24, stability when improving spacing, the bottom of bracing piece 21 is fixed with spacing dish 20, the top of straight tong handle 1 is fixed with buffer piece 24, resilience mechanism 5 includes two gag lever II 25 and return spring II 26, the convenience of taking crown tong is convenient for the staff to repeatedly operate to get the crown tong when holding handle 15 atress, two gag lever II 25 are fixed respectively at the bottom of holding handle II of holding handle 1 and handle II of holding spring II 25 cup joint the outside of holding handle 25.

Furthermore, one side of the fixed clamp head 6 and one side of the movable clamp head 7 are respectively fixed with a first limiting rod 11, a first return spring 12 is fixedly sleeved outside the first limiting rods 11, and the first return spring 12 can enable the fixed clamp head 6 and the movable clamp head 7 to be separated when no external force is applied.

Working principle: when the pliers are used, fingers are inserted on the fingerstall 17, then the pliers head mechanism 2 is placed in the oral cavity, then the hand grab handle 15 is held by hand, the deflector 13 is used for poking the arc rod 8 when the hand grab handle 15 is rotated on the second fixing frame 14, the rotary seat 9 is rotated on the first fixing frame 10 when the arc rod 8 is poked, the movable pliers head 7 is close to the fixed pliers head 6 for clamping teeth by rotating the arc rod 8, the rotating distance of the hand grab handle 15 can be reduced by adopting the structure, the stability of the pliers for taking the crowns is improved, as the limiting bolt 19 is threaded in the threaded hole 18, the bottom end of the limiting bolt 19 can be adjusted to the position of the straight pliers handle 1 by rotating the limiting bolt 19 through the threads, the spacing between the fixed pliers head 6 and the movable pliers head 7 is convenient to adjust, the spacing between the fixed pliers head 6 and the movable pliers head 7 with different clamping widths is met, the universal ball 23 is adopted to be rotated in the universal groove 22, the limiting disc 20 is enabled to be fully contacted with the buffer piece 24, the stability in the limiting process is improved, and the first return spring 12 adopted simultaneously enables the movable pliers head 7 and the fixed pliers head 6 to be restored to the original position when the pliers head 6 is not stressed, the two return springs 26 in the rebound mechanism 5 are adopted, and the pliers 15 are not stressed to be convenient for the pliers for taking the crowns to take the pliers 15 to be repeatedly operated and convenient for people to take the operation.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a crown forceps is got in oral cavity restoration, includes straight pincers handle (1), its characterized in that: the utility model provides a right pincers handle (1) one end is provided with binding clip mechanism (2), the top of right pincers handle (1) rotates and is connected with pressing mechanism (3), binding clip mechanism (2) are including fixed binding clip (6) and activity binding clip (7), the bottom at right pincers handle (1) is fixed to fixed binding clip (6), the one end of activity binding clip (7) is fixed with arc pole (8), one side of activity binding clip (7) is fixed with rotation seat (9), the one end of right pincers handle (1) is fixed with mount one (10), rotation seat (9) rotate the inside at mount one (10), pressing mechanism (3) are including driving lever (13) and mount two (14), mount two (14) are fixed on right pincers handle (1), driving lever (13) rotate on mount two (14), the one end of driving lever (13) is fixed with grab handle (15), install between right pincers handle (1) and pincers handle (15) and hold mechanism (4) and stop gear (5).

2. The oral repair crown forceps according to claim 1, wherein: the top of holding handle (15) is opened threaded hole (18), stop gear (4) are including spacing bolt (19), spacing bolt (19) threaded connection is in threaded hole (18).

3. The oral repair crown forceps according to claim 2, wherein: the bottom of the limit bolt (19) is provided with a universal groove (22), and the inside of the universal groove (22) is rotationally connected with a universal ball (23).

4. A pair of dental restoration crown forceps according to claim 3, wherein: the side of universal ball (23) is fixed with bracing piece (21), the bottom of bracing piece (21) is fixed with spacing dish (20), the top of straight pincers handle (1) is fixed with buffer sheet (24).

5. The oral repair crown forceps according to claim 1, wherein: the rebound mechanism (5) comprises two limiting rods (25) and two return springs (26), the two limiting rods (25) are respectively fixed at the top of the straight clamp handle (1) and the bottom of the hand-held handle (15), and the two return springs (26) are fixedly sleeved outside the limiting rods (25).

6. The oral repair crown forceps according to claim 1, wherein: one side of each of the fixed clamp head (6) and the movable clamp head (7) is fixedly provided with a first limiting rod (11), and a first return spring (12) is fixedly sleeved outside the first limiting rod (11).

7. The oral repair crown forceps according to claim 1, wherein: the outer part of the hand holding handle (15) is sleeved with a rubber pad (16), and finger sleeves (17) are fixed at the top of the hand holding handle (15) and the bottom of the straight clamp handle (1).