CN220046122U - Novel micro-planting anchorage nail - Google Patents

Abstract

The utility model discloses a novel micro-implant anchorage nail, which relates to the technical field of dental medical instruments and comprises an anchorage nail body and a planar screw coaxially arranged with the anchorage nail body, wherein one end of the planar screw, which is not provided with a nut, can be screwed on the top of the planar screw, part of the planar screw, which is not screwed into the anchorage nail body, is provided with a traction point, the top of the anchorage nail body is fixedly provided with a supporting part, the nut can be abutted against the supporting part, the supporting part is uniformly provided with grooves in the circumferential direction, and the grooves form threading holes. The novel micro-implant anchorage nail provided by the utility model can provide traction points in any direction, and improves applicability.

Description

Novel micro-planting anchorage nail

Technical Field

The utility model relates to the technical field of dental medical instruments, in particular to a novel micro-implant anchorage nail.

Background

The conventional anchorage nail used clinically comprises an anchorage nail head, an anchorage nail neck and an anchorage nail screw part, traction orthodontic is carried out by arranging an anchorage wire at the head of the anchorage nail, and the direction of the anchorage wire cannot be flexibly adjusted when the anchorage nail is screwed into a patient, so that the anchorage nail cannot be implanted in some positions or the correction effect cannot be achieved after implantation due to the limitation of the physiological structure of a human body, and orthodontic failure is caused.

For example, chinese patent CN111449774a discloses a triangular prism-shaped anchorage nail, a fixing hole penetrating to the other side is provided at one side of the lower half end of the anchorage nail traction head, the fixing hole is used for bolting various traction structures, and since the direction of the fixing hole and the direction of the anchorage wire cannot be flexibly adjusted when the anchorage nail is screwed into a patient, the anchorage nail can only be implanted at a fixing position, and is limited by the physiological structure of the human body, the anchorage nail cannot be implanted at some positions or the correction effect is difficult to achieve after implantation, resulting in orthodontic failure.

Disclosure of Invention

The utility model aims to provide a novel micro-implant anchorage nail so as to solve the problems in the prior art, provide traction points in multiple directions and improve applicability.

In order to achieve the above object, the present utility model provides the following solutions:

the utility model provides a novel micro-planting anchorage nail, which comprises an anchorage nail body and a planar screw coaxially arranged with the anchorage nail body, wherein one end of the planar screw, which is not provided with a nut, can be screwed on the top of the planar screw, part of the planar screw, which is not screwed into the anchorage nail body, is provided with a traction point, the top of the anchorage nail body is fixedly provided with a supporting part, the nut can be abutted against the supporting part, the circumference of the supporting part is uniformly provided with grooves, and the grooves form threading holes.

Preferably, the anchorage nail body comprises a top cap, an implant and a self-tapping screw body which are sequentially and fixedly connected, wherein the top cap, the implant and the self-tapping screw body are coaxially arranged, the supporting part is fixedly arranged at one end of the top cap away from the implant, and a screw groove for being in threaded connection with the plane screw is formed in the top cap.

Preferably, the top cap, the implant, the self-tapping screw body and the supporting portion are integrally formed.

Preferably, the top cap is in a round-angle plane shape.

Preferably, the top cap, the implant, the self-tapping screw body, the supporting part and the planar screw are all made of medical titanium alloy materials, medical cobalt-chromium alloy materials or medical tantalum/tantalum alloy materials.

Compared with the prior art, the utility model has the following technical effects:

according to the novel micro-planting anchorage nail provided by the utility model, one end of the planar screw, which is not provided with the nut, can be screwed into the top of the anchorage nail body, the top of the anchorage nail body is provided with the supporting part, the nut of the planar screw can be abutted against the supporting part, a part of the planar screw, which is not screwed into the anchorage nail body, is provided with the nail body to form a traction point, the circumference of the supporting part is uniformly provided with the grooves, the grooves form the threading holes, the anchorage wire can pass through the threading holes to be connected onto the traction point, and a plurality of traction points in a plurality of directions can be provided as the threading holes are uniformly arranged around the circumference of the supporting part, so that the applicability is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of a novel micro-implant anchorage nail provided by the utility model;

FIG. 2 is a schematic view of a planar screw according to the present utility model;

FIG. 3 is a schematic structural view of the body of the anchorage pin provided by the utility model;

FIG. 4 is a top view of the body of the buttress pin provided by the present utility model;

in the figure: 1-a planar screw; 11-nut; 2-supporting the nail body; 21-top cap; 22-an implant; 23-self-tapping screw body; 3-a support; 31-threading holes.

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.

The utility model aims to provide a novel micro-implant anchorage nail, which solves the problems existing in the prior art, can provide traction points in multiple directions and improves applicability.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

The utility model provides a novel micro-planting anchorage, as shown in fig. 1, in the embodiment, the novel micro-planting anchorage comprises an anchorage body 2 and a planar screw 1 coaxially arranged with the anchorage body 2, one end of the planar screw 1, which is not provided with a nut 11, can be screwed on the top of the planar screw 1, a part of the planar screw 1, which is not screwed into the anchorage body 2, is provided with a traction point, a supporting part 3 is fixedly arranged on the top of the anchorage body 2, the nut 11 can be abutted on the supporting part 3, grooves are uniformly formed in the circumferential direction of the supporting part 3, and the grooves form threading holes 31.

The utility model provides a novel micro-implant anti-nail can provide a plurality of traction forces in different directions under the condition that the part of the nail body 2 is not screwed into the plane screw 1 to form a traction point, the grooves form threading holes 31, the anti-silk can pass through threading holes 31 and be connected to the traction point, the anti-silk is orthodontic silk or rubber band, because threading holes 31 are uniformly provided with a plurality of traction points around the circumference of supporting part 3, the novel micro-implant anti-nail can obtain a plurality of traction points in any directions, the tooth movement is facilitated, and the applicability is improved, and further, compared with the existing micro-implant anti-nail, the novel micro-implant anti-nail can provide a plurality of traction forces in different directions under the condition that the micro-implant anti-nail is planted, the novel micro-implant anti-nail does not need to be assembled and disassembled, the novel anti-implant anti-nail is more easily, the total implant anti-tumor has the advantages of high treatment cost, the best and easy adjustment, the anti-implant cost is reduced, the patient has the best, the implant anti-implant cost is more easy, the patient has the best, the implant anti-implant cost is more convenient, the implant cost is reduced, the patient has the best, the implant cost is easy, and the patient is easy to be more convenient to be implanted, and the patient has the implant has the best, and has the best and has the effect to be implanted, and has the advantages.

The anchorage nail body 2 comprises a top cap 21, an implant 22 and a self-tapping thread body 23 which are fixedly connected in sequence, wherein the maximum outer diameter of the top cap 21 is preferably 4.0551mm, the diameter of the implant 22 is preferably 1.6000mm, the diameter and the height of the self-tapping thread body are respectively 1.6000mm and 8.3488mm, the thread diameter of the planar screw 1 is 0.7276mm, the diameter of the nut 11 is 3.0000mm, the height is 2.6984mm, the length of a nail body provided with an external thread part is 1.6268mm, the top cap 21, the implant 22 and the self-tapping thread body 23 are coaxially arranged, the supporting part 3 is fixedly arranged at one end of the top cap 21 far away from the implant 22, a thread groove for being in threaded connection with the planar screw 1 is formed in the top cap 21, the inner diameter of the thread groove is preferably 0.7276mm (with protruding threads), the top of the top cap 21 is coaxially provided with a cylinder, the hollow cylinder is hollowed out to form a supporting part 3, the inner diameter of the hollow supporting part 3 is preferably 2.3659mm, the outer diameter is preferably 3.0000mm, and the height is preferably 2.6984mm, so that the installation of a conventional traction device is satisfied, and the symmetry of the additional screw assembly is ensured, and the plane is balanced.

The groove formed in the supporting portion 3 is communicated with the top end of the supporting portion 3, and the cross sections of the top cap 21, the implant 22, the self-tapping screw 23, the supporting portion 3 and the plane screw 1 are all round.

The top cap 21, the implant 22, the self-tapping screw 23 and the supporting portion 3 are integrally formed.

The top cap 21 is the fillet plane shape, can improve the comfort level of use, and simultaneously, the step that top cap bottom formed can restrict the internal degree of depth of precession patient of anti nail body 2.

The top cap 21, the implant 22, the self-tapping screw 23, the supporting part 3 and the plane screw 1 are all made of medical titanium alloy materials or are all made of medical cobalt-chromium alloy materials or medical tantalum/tantalum alloy materials.

During implantation treatment, the novel micro-implant anchorage nail provided by the utility model is used for positioning a target position to be implanted through X-ray or CT, then carrying out local anesthesia on the target position, cutting an incision of 2-3 mm on the surface mucous membrane of the target position by using a cutter, and then implanting the novel micro-implant anchorage nail into the target position.

The principles and embodiments of the present utility model have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present utility model; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.

Claims (5)

1. The utility model provides a novel little planting anchorage nail, includes anchorage nail body, its characterized in that still include with the coaxial planar screw that sets up of anchorage nail body, the one end that the nut was not established to planar screw can screw in planar screw top, planar screw does not precess the part nail body in the anchorage nail body forms the traction point, anchorage nail body top is fixed to be provided with supporting part, the nut can the butt in on the supporting part, the supporting part circumference is evenly seted up flutedly, the recess forms the threading hole.

2. The novel micro-implant anchorage nail according to claim 1, wherein: the anchorage nail body comprises a top cap, an implant and a self-tapping thread body which are sequentially and fixedly connected, wherein the top cap, the implant and the self-tapping thread body are coaxially arranged, the supporting part is fixedly arranged at one end of the top cap away from the implant, and a thread groove for being in threaded connection with the plane screw is formed in the top cap.

3. The novel micro-implant anchorage nail according to claim 2, wherein: the top cap, the implant, the self-tapping screw body and the supporting part are integrally formed.

4. The novel micro-implant anchorage nail according to claim 2, wherein: the top cap is in a round-corner plane shape.

5. A novel micro-implant anchorage nail according to claim 3, which is characterized in that: the top cap, the implant, the self-tapping screw body, the supporting part and the plane screw are all made of medical titanium alloy materials, medical cobalt-chromium alloy materials or medical tantalum/tantalum alloy materials.