CN203291014U

CN203291014U - Quick release type bone nail

Info

Publication number: CN203291014U
Application number: CN2013203224819U
Authority: CN
Inventors: 奚赛明
Original assignee: CHANGZHOU HELI PRECISION CASTING Co Ltd
Current assignee: CHANGZHOU HELI PRECISION CASTING Co Ltd
Priority date: 2013-06-06
Filing date: 2013-06-06
Publication date: 2013-11-20
Anticipated expiration: 2023-06-06

Abstract

The utility model relates to medical instruments, in particular to a quick release type bone nail. The quick release type bone nail comprises a nail cap, a nail body and a nail groove. The nail groove is formed in the upper surface of the nail cap. The nail body is fixed on the lower surface of the nail cap and arranged in a left nail cover and a right nail cover. A left sliding block and a right sliding block are arranged on the two sides of the nail body respectively. A left sliding groove is formed in the inner wall of the left nail cover. A right sliding groove is formed in the inner wall of the right nail cover. The left sliding block is arranged in the left sliding groove. The right sliding block is arranged in the right sliding groove. Threads are arranged on the outer wall of the left nail cover and the outer wall of the right nail cover. The quick release type bone nail can be taken out rapidly, therefore, time for taking out the quick release type bone through screwing is saved, treatment time cannot be delayed, and efficiency is improved.

Description

A kind of fast disassembly type nail

Technical field

This utility model relates to a kind of medical instruments, the portable nail of especially a kind of head of a nail.

Background technology

The clinical nail that uses mainly is comprised of the head of a nail and rivet nut at present, when existing nail need to take out, all will rotate and back-out, and wastes time and energy, and efficiency is not high.

The utility model content

The deficiency that can not take out fast in order to overcome existing nail, this utility model provide a kind of fast disassembly type nail.

The technical scheme that its technical problem that solves this utility model adopts is: a kind of fast disassembly type nail, comprise the head of a nail, rivet nut and nail groove, and head of a nail upper surface is provided with the nail groove, and rivet nut is fixed on head of a nail lower surface, and rivet nut is placed in left nail cover and right nail cover.

According to another embodiment of the present utility model, comprise that further the rivet nut both sides are provided with left slider and right slide block, left nail cover inwall is provided with left chute, and right nail cover inwall is provided with right rail, and left slider is placed in left chute, and right slide block is placed in right rail.

, according to another embodiment of the present utility model, comprise that further left nail cover and the outer wall of right nail cover are provided with screw thread.

The beneficial effects of the utility model are, use this nail, thereby can take out fast nail, have saved the time that screws taking-up, can not delay treatment time, have improved efficiency.

Description of drawings

Below in conjunction with drawings and Examples, this utility model is further illustrated.

Fig. 1 is structural representation of the present utility model;

1. heads of a nail in figure, 2. rivet nut, 3. nail groove, 4. left nail cover, 5. right nail cover, 6. left slider, 7. right slide block, 8. left chute, 9. right rail.

The specific embodiment

Structural representation of the present utility model as Fig. 1, a kind of fast disassembly type nail, comprise the head of a nail 1, rivet nut 2 and nail groove 3, and the head of a nail 1 upper surface is provided with nail groove 3, rivet nut 2 is fixed on the head of a nail 2 lower surfaces, rivet nut 2 is placed in left nail cover 4 and right nail cover 5, and rivet nut 2 both sides are provided with left slider 6 and right slide block 7, and left nail cover 4 inwalls are provided with left chute 8, right nail cover 5 inwalls are provided with right rail 9, left slider 6 is placed in left chute 8, and right slide block 7 is placed in right rail 9, and left nail cover 4 is provided with screw thread with the outer wall of right nail cover 5.

Left slider 6 is placed in left chute 8, right slide block 7 is placed in right rail 9, can, so that rivet nut 2 is fixedly connected with the nail cover, thereby be screwed into skeleton, make skeleton to be fixed like this, when needs take out nail, only need to hold the head of a nail 1 rivet nut 2 is up extracted and get final product, and at this moment left nail cover 4 and right nail overlap 5 and lose fixingly, just can take out easily, use this nail, thereby can take out fast nail and save the time that screws taking-up, can not delay treatment time, improve efficiency.

Claims

1. fast disassembly type nail, comprise the head of a nail (1), rivet nut (2) and nail groove (3), the head of a nail (1) upper surface is provided with nail groove (3), and rivet nut (2) is fixed on the head of a nail (2) lower surface, it is characterized in that, rivet nut (2) is placed in left nail cover (4) and right nail cover (5).

2. a kind of fast disassembly type nail according to claim 1, it is characterized in that, rivet nut (2) both sides are provided with left slider (6) and right slide block (7), left nail cover (4) inwall is provided with left chute (8), right nail cover (5) inwall is provided with right rail (9), left slider (6) is placed in left chute (8), and right slide block (7) is placed in right rail (9).

3. a kind of fast disassembly type nail according to claim 1 and 2, is characterized in that, left nail cover (4) is provided with screw thread with the outer wall of right nail cover (5).