CN217696777U

CN217696777U - Multifunctional fracture fixing support chuck

Info

Publication number: CN217696777U
Application number: CN202220254190.XU
Authority: CN
Inventors: 王林
Original assignee: Suzhou Yuelai Medical Instrument Co ltd
Current assignee: Suzhou Yuelai Medical Instrument Co ltd
Priority date: 2022-02-08
Filing date: 2022-02-08
Publication date: 2022-11-01
Anticipated expiration: 2032-02-08

Abstract

The utility model relates to a multifunctional fracture fixing bracket chuck, wherein the outer side wall of the lower end of a chuck body is provided with a steel bar jack; the upper surface of the chuck body is provided with a fixed nut; an extrusion screw is vertically led into the fixed nut and penetrates through the upper end face of the chuck body; a pressure plate is movably arranged in the chuck body; a spring is welded between the inner upper top surface of the chuck body and the upper surface of the pressure plate; an arched pressing block is welded on the lower end face of the pressing plate; a sleeve is processed on the lower bottom surface of the chuck body; the inner side wall of the sleeve is provided with an internal thread; a joint is arranged in the sleeve in a leading-in manner; the outer side wall of the joint is provided with an external thread; the lower end of the joint is welded with a fixed splint; the side wall of the fixed splint is connected with a hinge; the utility model discloses can provide a multi-functional fracture fixed bolster chuck that centre gripping angle is adjustable, centre gripping stability is good and small in size occupies that installation space is little.

Description

Multifunctional fracture fixing support chuck

Technical Field

The utility model belongs to the technical field of machinery is relevant, concretely relates to multi-functional fracture fixed bolster chuck.

Background

In the hospital, often can see some fracture patients fixed mounting on one's body have the steel bar support body, these support bodies can avoid patient's fracture department at first to appear shifting, cause secondary damage, secondly stabilize the support through the support, can play better effect to bone healing, and can let these support bodies and the steel nail of interlude can link together and form a firm supporting structure, at this moment just need use chuck device, chuck device can effectually concatenate these steel nails and rod iron. The clamping angle of the clamping head equipment in the prior industry is fixed, but the bones of a human body are not all straight, so that the clamping head needs to be customized according to the condition of each patient, and the production cost is increased and the resources are wasted; most of devices in the industry are simpler in function and can only carry out clamping work simply, so that the practicability is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional fracture fixed bolster chuck that centre gripping angle is adjustable, centre gripping stability is good and small in size occupies that installation space is little.

In order to achieve the above purpose, the utility model provides a following technical scheme: a multifunctional fracture fixing support chuck comprises a chuck body, wherein a steel bar insertion hole is formed in the outer side wall of the lower end of the chuck body in a penetrating mode; a fixing nut is arranged on the upper surface of the chuck body; an extrusion screw is vertically led into the fixing nut and penetrates through the upper end face of the chuck body; a pressure plate is movably arranged in the chuck body; a spring is welded between the upper top surface inside the chuck body and the upper surface of the pressure plate; an arched pressing block is welded on the lower end face of the pressing plate; a sleeve is processed on the lower bottom surface of the chuck body; the inner side wall of the sleeve is provided with an internal thread; a joint is arranged in the sleeve in a leading-in manner; the outer side wall of the joint is provided with an external thread; the lower end of the joint is welded with a fixed clamping plate; the side wall of the fixed clamping plate is connected with a hinge; the hinge is connected with a movable clamping plate; the side walls of the fixed clamping plate and the movable clamping plate are symmetrically provided with steel nail insertion holes in a penetrating mode.

As a further improvement of the utility model, the camera is installed to the lateral wall of solid fixed splint.

As a further improvement of the utility model, a clamping block is welded on the side wall of the fixed clamping plate; the upper surface of the clamping block is provided with a clamping groove in a through mode.

As a further improvement of the utility model, the bearing seats are symmetrically welded and installed on the movable clamping plate; a rotating shaft is horizontally arranged on the side wall of the bearing seat in a leading-in manner; a tensioning screw is welded on the rotating shaft; and a tensioning nut is sleeved on the tensioning screw rod.

As a further improvement of the utility model, the chuck body, the fixed splint and the movable splint are all made of titanium alloy materials.

Compared with the prior art, the beneficial effects of the utility model are that: according to the technical scheme, the camera is arranged on the fixed splint, so that the state of illness of the injured part of the patient can be known at any time through the camera, and the observation is clearer, so that a doctor can judge the recovery condition of the injured part of the patient more accurately, and the practicability and the function diversification of the equipment are effectively improved; according to the technical scheme, the sleeve and the joint are connected by adopting internal threads and external threads, so that the chuck body can be rotated to adjust the included angle between the steel bar jack and the steel nail jack, and the equipment is suitable for clamping equipment at different bone fracture parts; be provided with fixation nut, extrusion screw, pressure disk, spring and arch briquetting on this technical scheme chuck body, through screwing up extrusion screw downwards to make extrusion screw promote pressure disk and arch briquetting downwards, thereby stabilize the centre gripping to the rod iron of interlude, when the knob extrusion screw that makes progress, under the tension effect of spring, can realize the returning of pressure disk and arch briquetting.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the internal explosion structure of the present invention.

Fig. 3 is an enlarged schematic view of the position a of the present invention.

In the figure: 1. a chuck body; 2. inserting holes for steel bars; 3. fixing a nut; 4. extruding the screw; 5. a platen; 6. a spring; 7. an arched pressing block; 8. a sleeve; 9. an internal thread; 10. a joint; 11. an external thread; 12. fixing the clamping plate; 13. a hinge; 14. a movable splint; 15. inserting holes for steel nails; 16. a camera; 17. a clamping block; 18. a card slot; 19. a bearing seat; 20. a rotating shaft; 21. tensioning the screw; 22. and tensioning the nut.

Detailed Description

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

Referring to fig. 1 to 3, the present invention provides a technical solution: a multifunctional fracture fixing bracket chuck comprises a chuck body 1, wherein a steel bar jack 2 is arranged on the outer side wall of the lower end of the chuck body 1 in a run-through manner; the steel bar jacks are used for leading in thicker steel bar support frame bodies; the upper surface of the chuck body 1 is provided with a fixed nut 3; the positioning nut and the chuck body are welded together; an extrusion screw rod 4 is vertically led into the fixed nut 3, and the extrusion screw rod 4 penetrates through the upper end face of the chuck body 1; a pressure plate 5 is movably arranged in the chuck body 1; a spring 6 is welded between the upper top surface of the interior of the chuck body 1 and the upper surface of the pressure plate 5; the extrusion screw, the spring and the pressure plate can form an elastic telescopic structure; an arched pressing block 7 is welded on the lower end face of the pressure plate 5; a sleeve 8 is processed on the lower bottom surface of the chuck body 1; the inner side wall of the sleeve 8 is provided with an internal thread 9; a joint 10 is arranged in the sleeve 8; the outer side wall of the joint 10 is provided with an external thread 11; the connection mode of the internal thread and the external thread is convenient for dismounting and replacing firstly, and then angle adjustment can be carried out; the lower end of the joint 10 is welded with a fixed splint 12; the side wall of the fixed splint 12 is connected with a hinge 13; the hinge connection can be adopted to realize the rotation of the lower end equipment; a movable clamping plate 14 is connected and installed on the hinge 13; the side walls of the fixed splint 12 and the movable splint 14 are symmetrically provided with steel nail insertion holes 15 in a penetrating way; the steel nail jack is used for leading in thinner steel nail components; the outer side wall of the fixed splint 12 is provided with a camera 16; the camera can shoot the illness state of the injury so that a doctor can make an accurate judgment; a clamping block 17 is welded on the side wall of the fixed clamping plate 12; the upper surface of the clamping block 17 is provided with a clamping groove 18 in a penetrating way; the bearing seats 19 are symmetrically welded on the movable clamping plate 14; a rotating shaft 20 is horizontally arranged on the side wall of the bearing seat 19 in a leading-in manner; a tension screw 21 is welded on the rotating shaft 20; a tensioning nut 22 is sleeved on the tensioning screw rod 21; the chuck body 1, the fixed splint 12 and the movable splint 14 are all made of titanium alloy materials.

When the device is used, firstly, the supported steel bar is inserted into the steel bar insertion hole 2, then the extrusion screw rod 4 is screwed downwards to enable the pressure plate 5 and the arched pressing block 7 to firmly clamp the steel bar, then the chuck body 1 is rotated, the included angle between the steel bar insertion hole 2 and the steel nail insertion hole 15 is adjusted, so that a steel nail can be driven into the steel nail, after the adjustment is completed, the steel nail is led into the steel nail insertion hole 15, the steel nail is driven into two ends of a patient injury part to be supported, finally, the tensioning screw rod 21 is rotated into the clamping groove 18, and the tensioning nut 22 is screwed.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a multi-functional fracture fixation support chuck which characterized in that: the clamp comprises a clamp body (1), wherein a steel bar jack (2) is formed in the outer side wall of the lower end of the clamp body (1) in a penetrating mode; a fixing nut (3) is mounted on the upper surface of the chuck body (1); an extrusion screw (4) is vertically led into the fixing nut (3), and the extrusion screw (4) penetrates through the upper end face of the chuck body (1); a pressure plate (5) is movably arranged in the chuck body (1); a spring (6) is welded between the upper top surface inside the chuck body (1) and the upper surface of the pressure plate (5); an arched pressing block (7) is welded on the lower end face of the pressure plate (5); a sleeve (8) is machined on the lower bottom surface of the chuck body (1); the inner side wall of the sleeve (8) is provided with an internal thread (9); a joint (10) is arranged in the sleeve (8) in a passing manner; the outer side wall of the joint (10) is provided with an external thread (11); the lower end of the joint (10) is welded with a fixed clamping plate (12); the side wall of the fixed splint (12) is connected with a hinge (13); the hinge (13) is connected with a movable clamping plate (14); the side walls of the fixed clamping plate (12) and the movable clamping plate (14) are symmetrically provided with steel nail insertion holes (15) in a penetrating way.

2. The multifunctional fracture fixation stent collet of claim 1, wherein: the outer side wall of the fixed splint (12) is provided with a camera (16).

3. The multi-functional fracture fixation stent cartridge of claim 1, wherein: a clamping block (17) is welded on the side wall of the fixed clamping plate (12); the upper surface of the clamping block (17) is provided with a clamping groove (18) in a penetrating way.

4. The multi-functional fracture fixation stent cartridge of claim 1, wherein: the movable clamping plate (14) is symmetrically welded with bearing seats (19); a rotating shaft (20) is horizontally arranged on the side wall of the bearing seat (19) in a leading-in manner; a tensioning screw rod (21) is welded on the rotating shaft (20); and a tensioning nut (22) is sleeved on the tensioning screw rod (21).

5. The multifunctional fracture fixation stent collet of claim 1, wherein: the chuck body (1), the fixed clamping plate (12) and the movable clamping plate (14) are all made of titanium alloy materials.