CN210070829U

CN210070829U - Hole position detection tool to metal area lock intramedullary nail

Info

Publication number: CN210070829U
Application number: CN201920742650.1U
Authority: CN
Inventors: 唐刚; 孟丽丽
Original assignee: Tianjin Jinzhongwei Precision Mould Co Ltd
Current assignee: Tianjin Jinzhongwei Precision Mould Co Ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-02-14
Anticipated expiration: 2029-05-22

Abstract

The utility model discloses a hole position detection tool to metal area lock intramedullary nail, which comprises a mainboard, the left end fixed mounting of mainboard has the baffle, the spout has been seted up to the inside of mainboard, the inner wall of spout is embedded to have the slider, the positive fixed mounting of slider has the slide, the turn trough has been seted up to the inside of slide, the inner wall of turn trough is inserted and is equipped with the turning block, the inner wall of turning block is inserted and is equipped with straight stick, the bottom fixed mounting of mainboard has the backup pad. The utility model discloses be provided with the mainboard, through sliding plate to make straight stick insert the hole of intramedullary nail, thereby measure the interval of intramedullary nail hole, rotate straight stick, insert the oblique hole that sets up of intramedullary nail with straight stick in, thereby detect the angle of oblique hole on the intramedullary nail, rotate the turn-round, thereby make the clamp plate expand, make the inner wall of clamp plate laminating intramedullary nail hole, thereby measure the dust to the inner wall diameter of intramedullary nail hole.

Description

Hole position detection tool to metal area lock intramedullary nail

Technical Field

The utility model relates to a hole position detection tool technical field specifically is a hole position detection tool to metal area lock intramedullary nail.

Background

With the continuous development of society and the continuous progress of medical instruments, the medical instruments are very important tools in medical treatment, the metal interlocking intramedullary nail is an instrument for fixing orthopedics, and holes in the intramedullary nail are important parts for fixing orthopedics, so the holes in the intramedullary nail cannot have deviation, and the intramedullary nails with different sizes need to be selected according to different people.

But the hole detection on current intramedullary nail can only single detection, needs carry out measuring many times, and the operation is comparatively loaded down with trivial details, has the hole of inclination and is difficult to measure, and the inner wall diameter of hole is less, and measuring tool can't get into the inner wall of hole, measures comparatively loaded down with trivial details, therefore needs a hole position detection tool to metal interlocking intramedullary nail to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hole position detection tool to metal interlocking intramedullary nail to the hole that proposes in solving above-mentioned background art needs to carry out a lot of and measures, and the operation is comparatively loaded down with trivial details, and the hole that has inclination is difficult for measuring, and the inner wall diameter of hole is difficult for measuring the scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: a hole position detection jig for a metal interlocking intramedullary nail comprises a main board, wherein a baffle is fixedly installed at the left end of the main board, a sliding groove is formed in the main board, a sliding block is embedded in the inner wall of the sliding groove, a sliding plate is fixedly installed on the front side of the sliding block, a rotating groove is formed in the sliding plate, a rotating block is inserted in the inner wall of the rotating groove, a straight rod is inserted in the inner wall of the rotating block, a supporting plate is fixedly installed at the bottom of the main board, a fixing groove is formed in the supporting plate, a fixing rod is fixedly installed at the bottom of the fixing groove, a clamping plate is sleeved on the outer wall of the fixing rod, a spring is sleeved above the clamping plate on the outer wall of the fixing rod, a lead screw is inserted in the top of the straight rod, a rotating knob is fixedly installed at the top end of the lead screw, an, both sides of the bottom of the straight rod are movably provided with pressing plates.

Preferably, the outer wall of the main board is provided with distance scales, the sliding plate is semicircular, the outer wall of the sliding plate is provided with angle scales, and the top of the straight rod is provided with scales.

Preferably, a through hole is formed in the rotating block, the diameter of the inner wall of the through hole is equal to that of the outer wall of the straight rod, and the straight rod and the rotating block form a sliding structure.

Preferably, one end of the spring is fixedly welded with the top of the supporting plate, the other end of the fixing rod is fixedly welded with the top of the clamping plate, and the clamping plate and the spring form an elastic structure.

Preferably, the inner wall of the opening is provided with an internal thread, the outer wall of the screw rod is provided with an external thread, the screw rod penetrates through the top of the straight rod and extends to the inside of the opening, and the screw rod and the opening form a threaded connection structure.

Preferably, the bottom of the extrusion block is provided with a conical shape.

Compared with the prior art, the beneficial effects of the utility model are that: this hole position detection tool to metal area lock intramedullary nail is provided with the mainboard, through sliding plate to make the hole that straight stick inserted the intramedullary nail, thereby measure the interval in intramedullary nail hole, rotate straight stick, insert the oblique hole that sets up of intramedullary nail with straight stick, thereby detect the angle of oblique hole on the intramedullary nail, rotate the turn-round, thereby make the clamp plate expand, make the inner wall of hole on the clamp plate laminating intramedullary nail, thereby measure the inner wall diameter of hole on the intramedullary nail.

1 is provided with the mainboard, is provided with the scale on the mainboard, fixes the intramedullary nail on splint, and the one end laminating baffle of intramedullary nail, slide plate will be straight in the stick inserts the hole of intramedullary nail, through reading the scale on the mainboard to measure the interval in hole, simple to use, measured data is comparatively accurate.

2, be provided with the slide, rotate the angle of straight stick, in inserting the hole of intramedullary nail with straight stick afterwards, through reading the scale on the slide, carry out angle measurement to the inclined hole on the intramedullary nail, easy operation, measured data is comparatively accurate.

3, be provided with slide and clamp plate, turn round through rotating, make to turn round and drive the lead screw and rotate, the lead screw drives the extrusion piece and descends, and the extrusion piece extrudees the clamp plate to make the clamp plate move to both sides, in inserting the hole on the intramedullary nail with straight stick, the clamp plate is laminated with the inner wall in intramedullary nail hole, thereby measures the inner wall diameter in intramedullary nail hole, thereby improves measuring accuracy.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic side view of the cross-sectional structure of the present invention;

fig. 3 is a schematic view of the front cross-section structure of the straight rod of the present invention.

In the figure: 1. a main board; 2. a baffle plate; 3. a support plate; 4. a splint; 5. a slide plate; 6. rotating the block; 7. a straight bar; 8. turning; 9. pressing a plate; 10. rotating the groove; 11. a chute; 12. a slider; 13. fixing grooves; 14. a spring; 15. fixing the rod; 16. a screw rod; 17. extruding the block; 18. and (4) opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a hole position detection tool to metal area lock intramedullary nail, including mainboard 1, mainboard 1's left end fixed mounting has baffle 2, spout 11 has been seted up to mainboard 1's inside, the inner wall of spout 11 is embedded to have slider 12, the front fixed mounting of slider 12 has slide 5, the turn trough 10 has been seted up to slide 5's inside, the inner wall of turn trough 10 is inserted and is equipped with turning block 6, the through-hole has been seted up to turning block 6's inside, and through-hole inner wall diameter size equals with the outer wall diameter size of straight stick 7, straight stick 7 constitutes the slidingtype structure with turning block 6, can be through the straight stick 7 that slides, thereby it stretches out and draws back to be straight stick 7, made things convenient for in the hole on the intramedullary nail of straight.

The inner wall of turning block 6 is inserted and is equipped with straight stick 7, and the outer wall of mainboard 1 is provided with apart from the scale, and slide 5 shape is semi-circular, and slide 5's outer wall is provided with the angle scale, and the top of straight stick 7 is provided with the scale, can make the audio-visual demonstration of measured data come out, convenient record, measures simple and conveniently.

Mainboard 1's bottom fixed mounting has backup pad 3, fixed slot 13 has been seted up to backup pad 3's inside, fixed slot 13's bottom fixed mounting has dead lever 15, splint 4 has been cup jointed to dead lever 15's outer wall, spring 14 has been cup jointed to dead lever 15 outer wall splint 4's top, spring 14's one end and backup pad 3's top fixed welding, dead lever 15's the other end and splint 4's top fixed welding, splint 4 and spring 14 constitute elastic construction, through pulling splint 4, thereby make splint 4 drive spring 14 and rise, put into the intramedullary nail on splint 4, loosen splint 4, spring 14 extrudees splint 4, thereby make splint 4 fix the intramedullary nail, thereby promote the stability of intramedullary nail, thereby improve measuring accuracy.

The top of straight stick 7 is inserted and is equipped with lead screw 16, the top fixed mounting of lead screw 16 has turn round 8, the inside of straight stick 7 is embedded to have extrusion block 17, opening 18 has been seted up to extrusion block 17's top central point department, opening 18's inner wall is provided with the internal thread, the outer wall of lead screw 16 is provided with the external screw thread, lead screw 16 runs through inside the top of straight stick 7 extends to opening 18, lead screw 16 constitutes threaded connection structure with opening 18, turn round 8 through rotating, turn round 8 drives lead screw 16 and rotates, lead screw 16 drives extrusion block 17 through opening 18 and goes up and down.

The bottom of extrusion piece 17 sets up to the taper shape, through the lift of extrusion piece 17, makes extrusion piece 17 extrude clamp plate 9 to make clamp plate 9 extrude to both sides, make clamp plate 9 laminate and the intramedullary nail on the inner wall of hole, thereby measure the diameter to intramedullary nail hole inner wall, improve measuring accuracy. Both sides of the bottom of the straight bar 7 are movably provided with a pressing plate 9.

The working principle is as follows: during the use, pulling splint 4, making splint 4 slide on dead lever 15, making splint 4 open, placing the intramedullary nail in the below of splint 4, loosening spring 14, fixed slot 13 extrudees splint 4 to make the intramedullary nail fix, laminate the top of intramedullary nail with baffle 2, slide 5 will straighten in stick 7 inserts the hole of intramedullary nail, through the scale of mainboard 1 top, thereby measure the interval in hole.

Rotate straight stick 7, make straight stick 7 drive turning block 6 and rotate, insert straight stick 7 in the hole of intramedullary nail, scale through slide 5 top, thereby can measure the angle in intramedullary nail inclined hole, easy operation is convenient, insert straight stick 7 in the hole of intramedullary nail, it turns round 8 to rotate, thereby make opening 18 take place to remove through the screw thread, opening 18 drives extrusion piece 17 and descends, thereby make extrusion piece 17's bottom extrude clamp plate 9, thereby make clamp plate 9 remove to the outside, when the inner wall in clamp plate 9 laminating intramedullary nail hole, scale through straight stick 7 top, thereby measure the diameter of hole inner wall, and the operation is simple and convenient, it is higher to measure the accuracy.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a hole position detection tool to metal area lock intramedullary nail, includes mainboard (1), its characterized in that: the left end of the main board (1) is fixedly provided with a baffle (2), the inside of the main board (1) is provided with a sliding groove (11), the inner wall of the sliding groove (11) is embedded with a sliding block (12), the front of the sliding block (12) is fixedly provided with a sliding plate (5), the inside of the sliding plate (5) is provided with a rotating groove (10), the inner wall of the rotating groove (10) is inserted with a rotating block (6), the inner wall of the rotating block (6) is inserted with a straight rod (7), the bottom of the main board (1) is fixedly provided with a supporting plate (3), the inside of the supporting plate (3) is provided with a fixing groove (13), the bottom of the fixing groove (13) is fixedly provided with a fixing rod (15), the outer wall of the fixing rod (15) is sleeved with a clamping plate (4), a spring (14) is sleeved above the outer wall clamping plate (4) of the fixing rod (15, the top fixed mounting of lead screw (16) has turn round (8), the inside of straight stick (7) is embedded to have extrusion block (17), opening (18) have been seted up to the top central point department of putting of extrusion block (17), the bottom both sides of straight stick (7) all movable mounting have clamp plate (9).

2. The tool for detecting the hole position of the metal interlocking intramedullary nail according to claim 1, wherein: the outer wall of the main board (1) is provided with distance scales, the sliding plate (5) is semicircular in shape, the outer wall of the sliding plate (5) is provided with angle scales, and the top of the straight rod (7) is provided with scales.

3. The tool for detecting the hole position of the metal interlocking intramedullary nail according to claim 1, wherein: the through hole is formed in the rotating block (6), the diameter of the inner wall of the through hole is equal to that of the outer wall of the straight rod (7), and the straight rod (7) and the rotating block (6) form a sliding type structure.

4. The tool for detecting the hole position of the metal interlocking intramedullary nail according to claim 1, wherein: one end of the spring (14) is fixedly welded with the top of the supporting plate (3), the other end of the fixing rod (15) is fixedly welded with the top of the clamping plate (4), and the clamping plate (4) and the spring (14) form an elastic structure.

5. The tool for detecting the hole position of the metal interlocking intramedullary nail according to claim 1, wherein: the inner wall of the opening (18) is provided with internal threads, the outer wall of the screw rod (16) is provided with external threads, the screw rod (16) penetrates through the top of the straight rod (7) and extends into the opening (18), and the screw rod (16) and the opening (18) form a threaded connection structure.

6. The tool for detecting the hole position of the metal interlocking intramedullary nail according to claim 1, wherein: the bottom of the extrusion block (17) is conical.