CN219000620U

CN219000620U - Antibacterial anti-infection type anchorage nail

Info

Publication number: CN219000620U
Application number: CN202222216954.9U
Authority: CN
Inventors: 袁东辉; 王立超; 迟艳艳; 赵莉; 李伟祈
Original assignee: Dongguan Stomatological Hospital Co ltd
Current assignee: Dongguan Stomatological Hospital Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-05-12
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses an antibacterial anti-infection type support nail, which comprises a support nail screw, wherein a medicine carrying layer is coated on the support nail screw, the medicine carrying layer is a silver ion coating, a support nail first thread is arranged on the support nail screw, a support nail second thread is arranged on the support nail first thread, the thread apex angle between the support nail first threads is 55-60 degrees, the upper side inclination angle of the support nail second thread is 90-95 degrees, the lower side inclination angle of the support nail second thread is 120-125 degrees, and the tail end of the support nail screw is fixedly connected with a support nail tip; the upper side inclination angle of the second screw thread of the supporting nail is between 90 degrees and 95 degrees, when the supporting nail screw rod is pulled by external force, the second screw thread of the supporting nail which is nearly vertical can give larger resistance to the supporting nail screw rod, so that the supporting nail screw rod is not easy to move out from the inside of an oral cavity, the position of the supporting nail screw rod is fixed, and the supporting nail screw rod cannot easily fall off in the oral cavity.

Description

Antibacterial anti-infection type anchorage nail

Technical Field

The utility model relates to the technical field of anchorage nails, in particular to an antibacterial anti-infection type anchorage nail.

Background

During dental orthodontic treatment, the coordination between the facial jawbone, teeth, and maxillofacial nerves and muscles is typically adjusted by an appliance. The orthodontic anchorage nail has the advantages of simple structure, small volume, convenient implantation and removal, no need of an intraoral and extraoral device, great reduction of the matching degree requirement of a patient, no unnecessary movement of other teeth when being used as anchorage, and the like, and is widely applied clinically; however, in actual use, the anchorage nails can be gradually loosened under the pulling of the correction ropes after long-time use, and the anchorage nails are easy to cause infection to the oral cavity when contacting with skin blood.

Accordingly, a person skilled in the art provides an antimicrobial anti-infective branch resistant nail to solve the problems set forth in the background art.

Disclosure of Invention

The utility model aims to provide an antibacterial anti-infection type anchorage nail so as to solve the problems in the background technology.

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

the utility model provides an antibiotic anti-infection type support nail, includes the support nail screw rod, scribble on the support nail screw rod and carry the medicine layer, carry the medicine layer and be silver ion coating, be provided with the first screw thread of support nail on the support nail screw rod, be provided with the second screw thread of support nail on the first screw thread of support nail, the screw thread apex angle between the first screw thread of support nail is between 55 ~ 60, the upper side inclination of support nail second screw thread is between 90 ~ 95, and the lower side inclination of support nail second screw thread is between 120 ~ 125, the tail end fixedly connected with support nail point of support nail screw rod, support nail screw rod upside fixedly connected with support nail limiting plate, support nail limiting plate upside fixedly connected with support nail cap body is provided with two sets of locating holes on the support nail cap body, is provided with support nail top on the support nail cap body.

As a still further proposal of the utility model, one side of the supporting nail limiting plate adjacent to the supporting nail screw rod is fixedly connected with a silica gel pad.

As a still further proposal of the utility model, the positioning holes are arranged in a cross shape and are communicated with each other, and the diameter of the inner hole of the positioning hole is two thirds of the diameter of the outer hole.

As a still further scheme of the utility model, the anti-nailing head body is fixedly connected with the top end of the anti-nailing, an anti-nailing neck is arranged between the anti-nailing head body and the top end of the anti-nailing, and a cross groove is arranged on the upper side of the top end of the anti-nailing.

Compared with the prior art, the utility model has the beneficial effects that:

1. the first screw thread of the anchorage nail that sets up on the anchorage screw rod is between 55 ~ 60, and the anchorage screw rod of being convenient for can bore into the gum inside, and the inclination is between 90 ~ 95 on the second screw thread of the anchorage screw that sets up, when making the anchorage screw rod receive external force to drag, nearly perpendicular anchorage screw second screw thread can give the great resistance of anchorage screw rod to make the anchorage screw rod be difficult for removing from the oral cavity inside, fixed the position of anchorage screw rod, make the anchorage screw rod can not drop easily in the oral cavity.

2. The surface of the set anti-nailing screw rod is provided with the silver ion coating, the silver ion coating has good sterilization and bacteriostasis effects, bacteria breeding caused by oral cavity fracture is prevented, the set silica gel pad prevents direct friction between the anti-nailing cap body and the gum, so that the gum is protected, and infection caused by oral cavity breakage is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an antimicrobial anti-infective branch resistant nail;

FIG. 2 is a schematic cross-sectional view of a pilot hole of an antimicrobial infection-preventing type anchorage pin;

FIG. 3 is a schematic view of a second thread of an antimicrobial infection-preventing type of an antimicrobial nail.

In the figure: 1. a support screw rod; 2. a first thread of the anchorage pin; 3. a second thread of the anchorage pin; 4. a pointed end of the anchorage nail; 5. a supporting nail limiting plate; 6. a silica gel pad; 7. a branch resistant nail cap body; 8. positioning holes; 9. a support pin neck; 10. the top end of the anchorage nail; 11. cross grooves.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the utility model, an antibacterial anti-infection type support pin comprises a support pin screw rod 1, a medicine carrying layer is coated on the support pin screw rod 1, the medicine carrying layer is a silver ion coating, a support pin first thread 2 is arranged on the support pin screw rod 1, a support pin second thread 3 is arranged on the support pin first thread 2, the thread apex angle between the support pin first threads 2 is 55-60 degrees, the upper side inclination angle of the support pin second thread 3 is 90-95 degrees, the lower side inclination angle of the support pin second thread 3 is 120-125 degrees, the tail end of the support pin screw rod 1 is fixedly connected with a support pin tip 4, the upper side of the support pin screw rod 1 is fixedly connected with a support pin limiting plate 5, the upper side of the support pin limiting plate 5 is fixedly connected with a support pin cap body 7, two groups of positioning holes 8 are arranged on the support pin cap body 7, and a support pin top 10 is arranged on the support pin cap body 7.

As shown in fig. 1, a silica gel pad 6 is fixedly connected to one side of the support nail limiting plate 5 adjacent to the support nail screw 1, and the silica gel pad 6 prevents friction between the support nail cap 7 and the gum directly, so that the gum is protected.

As shown in fig. 1 and 2, the positioning holes 8 are arranged in a cross shape and are mutually communicated, two thirds of the diameter of the outer hole are inner holes of the positioning holes 8, correction ropes can be externally connected inside the positioning holes 8, the difference between the diameter of the inner holes and the diameter of the outer holes is for limiting the correction ropes, the support nail cap 7 is fixedly connected with the support nail top 10, a support nail neck 9 is arranged between the support nail cap 7 and the support nail top 10, and a cross groove 11 is formed in the upper side of the support nail top 10.

The working principle of the utility model is as follows: the first screw thread of the anchorage screw 1 is between 55 degrees and 60 degrees, so that the anchorage screw 1 can be drilled into the inside of a dental bed, the upper side inclination angle of the second screw thread 3 of the anchorage screw is between 90 degrees and 95 degrees, when the anchorage screw 1 is pulled by external force, the second screw thread 3 of the anchorage screw which is nearly vertical can give the anchorage screw 1 larger resistance, thereby the anchorage screw 1 is not easy to move out of the inside of an oral cavity, the position of the anchorage screw 1 is fixed, the anchorage screw 1 can not easily fall off in the oral cavity, the surface of the anchorage screw 1 is provided with a silver ion coating, the silver ion coating has good sterilization and bacteriostasis effects, bacterial growth caused by oral cavity fracture is prevented, and the silica gel pad 6 prevents the anchorage screw cap 7 from directly generating friction with the dental bed, thereby playing a protection role on the dental bed, and avoiding infection caused by oral cavity breakage; the embodiment specifically solves the problems that the anchorage nail can be gradually loosened under the pulling of the correction rope after long-time use, and the anchorage nail is easy to cause infection to the oral cavity when contacting with skin blood.

The foregoing description 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 solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. An antibacterial anti-infection type support nail comprises a support nail screw (1), and is characterized in that: the novel nail-resistant screw comprises a nail-resistant screw rod (1), wherein a nail-resistant first thread (2) is arranged on the nail-resistant screw rod (1), a nail-resistant second thread (3) is arranged on the nail-resistant first thread (2), a nail-resistant tip (4) is fixedly connected to the tail end of the nail-resistant screw rod (1), a nail-resistant limiting plate (5) is fixedly connected to the upper side of the nail-resistant screw rod (1), a nail-resistant cap body (7) is fixedly connected to the upper side of the nail-resistant limiting plate (5), two groups of positioning holes (8) are arranged on the nail-resistant cap body (7), a nail-resistant top end (10) is arranged on the nail-resistant cap body (7), the thread top angle between the nail-resistant first threads (2) is 55-60 degrees, the upper side inclination angle of the nail-resistant second thread (3) is 90-95 degrees, and the lower side inclination angle of the nail-resistant second thread (3) is 120-125 degrees.

2. The antibacterial anti-infection type support nail according to claim 1, wherein the support nail screw (1) is coated with a drug-carrying layer, and the drug-carrying layer is a silver ion coating.

3. The antibacterial anti-infection type support nail according to claim 1, wherein a silica gel pad (6) is fixedly connected to one side of the support nail limiting plate (5) adjacent to the support nail screw (1).

4. An antimicrobial infection-preventing type support pin according to claim 1, wherein the positioning holes (8) are arranged in a cross shape and are communicated with each other, and the inner hole diameter of the positioning holes (8) is two thirds of the outer hole diameter.

5. The antibacterial and anti-infection type support nail according to claim 1, wherein the support nail cap body (7) is fixedly connected with the support nail top end (10), a support nail neck (9) is arranged between the support nail cap body (7) and the support nail top end (10), and a cross groove (11) is formed in the upper side of the support nail top end (10).