CN214434385U

CN214434385U - Tibia osteotomy guiding protector

Info

Publication number: CN214434385U
Application number: CN202022824505.3U
Authority: CN
Inventors: 陈勋
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-10-22
Anticipated expiration: 2030-11-30

Abstract

The utility model relates to a horizontal bone of shin bone moves technical field, and discloses a shin bone cuts bone direction protector, and it includes concave type frame, the top of concave type frame is run through and has been seted up the stroke groove, sliding connection has the movable block in the stroke inslot, the stroke inslot is provided with and is used for driving the movable block and removes the removal subassembly about the stroke inslot, alternate on the movable block and connect the movable rod that can reciprocate, the bottom fixedly connected with of movable rod is located the installation piece under the movable block, the installation piece wherein two parallel and all can dismantle fixedly connected with and be the spicule of vertical direction with the perpendicular to ground side. The utility model discloses a movable block and removal subassembly that set up in the stroke groove make the device compare traditional bone and move the support and can carry out horizontal regulation with the spicule to reduce medical personnel hand and tremble the inclined to one side problem of spicule thorn that waits that factors take place, have higher practicality in the operation of reality.

Description

Tibia osteotomy guiding protector

Technical Field

The utility model belongs to the technical field of the horizontal bone of shin bone is removed, specifically a shin bone cuts bone direction protector.

Background

The transverse tibial bone movement is that the bone cortex is drawn or the bone is cut to a certain extent and drawn, so that blood vessels, nerves and other soft tissue structures in the human body can grow along with the bone, even if no obvious attachment relation exists, after the bone cutting and drawing operation is performed, some peripheral growth factors, such as vascular endothelial growth factors, can be obviously increased, and the growth factors can promote the repair of peripheral soft tissues, so that the operation is widely applied to some vascular diseases of the lower limbs, such as thromboangiitis obliterans, diabetic feet and the like.

In the process of osteotomy, the transverse bone moving support is used for guiding the spicules, but the current common clinical transverse bone moving support in China only can longitudinally adjust the spicules to penetrate into the body of a patient and cannot transversely adjust the spicules, so that medical workers need to hold the support to align the spicules to the position to be penetrated, and the position deviation of penetration can be caused by hand shaking and other reasons, and therefore the tibia osteotomy guiding protector is designed to solve the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem provided in the background art, the utility model provides a tibia osteotomy guiding protector.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a shin bone cuts bone direction protector, includes concave type frame, the top of concave type frame is run through and has been seted up the stroke groove, sliding connection has the movable block in the stroke inslot, the stroke inslot is provided with and is used for driving the movable block and removes the removal subassembly that removes along the stroke inslot, alternate on the movable block and connect the movable rod that can reciprocate, the bottom fixedly connected with of movable rod is located the installation piece under the movable block, the installation piece wherein two parallel and all can dismantle fixedly connected with the perpendicular to the ground side and be the spicule of vertical direction.

Furthermore, two symmetrical sliding grooves are formed in the groove wall of the stroke groove along the length direction of the concave frame, and sliding blocks which are inserted into the corresponding sliding grooves in a sliding mode are formed on the two sides of the movable block.

Further, remove the subassembly and include through the bearing and be the horizontal direction and rotate the lead screw of connection in the stroke inslot, the lead screw alternates through the screw thread and connects on the movable block, just concave type frame and fixed connection hand wheel are run through to the one end of lead screw.

Further, the top fixedly connected with of installation piece is two symmetrical and is vertical direction and runs through the guide bar of movable block, the movable rod is located between two guide bars, the circumference surface of movable rod has seted up the external screw thread and has run through the movable block through screw-thread fit the bottom of movable rod is passed through the bearing and is connected with the installation piece rotation.

Furthermore, a handle is fixedly arranged at the top of the movable rod.

Furthermore, two of the installation blocks are parallel and are all formed with the fixed block with the perpendicular side in ground, two the front of fixed block all is provided with the clamp plate, and every all alternate on the clamp plate and be connected with the fixing bolt who is the horizontal direction and peg graft on the fixed block through the screw thread, the spicule is located between clamp plate and the fixed block.

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

the utility model discloses a movable block and removal subassembly that set up in the stroke inslot, when carrying out the shin bone and moving, place concave type frame on the operation table, make patient's shank be located concave type frame, installation piece and spicule are located patient's shank top this moment, can make the movable block remove about the stroke groove through the effect that removes the subassembly, with the position of horizontal regulation spicule, after adjusting suitable position of stinging with the spicule, move the movable rod downwards again and carry out synchronous removal in order to drive the installation piece, thereby make the spicule can pierce the shank, the device compares traditional bone and moves the support and can carry out horizontal regulation with the spicule, shake the inclined to one side problem of the spicule that takes place with reducing medical personnel's hand, higher practicality has in actual operation.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of another three-dimensional structure of the present invention;

FIG. 3 is a schematic top view of the structure of the present invention;

FIG. 4 is a schematic side view of the structure of the present invention;

fig. 5 is an exploded view of the mounting block structure of the present invention;

in the figure: 1. a concave frame; 2. a stroke slot; 3. a movable block; 4. a moving assembly; 41. a screw rod; 42. a hand wheel; 5. a movable rod; 6. mounting blocks; 7. a bone needle; 8. a chute; 9. a slider; 10. fixing the bolt; 11. a guide bar; 12. a handle; 13. a fixed block; 14. and (7) pressing a plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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. 1-5, the tibia osteotomy guiding protector provided by the present embodiment includes a concave frame 1, a stroke slot 2 is formed through a top portion of the concave frame 1, a movable block 3 is slidably connected in the stroke slot 2, a moving assembly 4 for driving the movable block 3 to move left and right along the stroke slot 2 is disposed in the stroke slot 2, a movable rod 5 capable of moving up and down is inserted and connected to the movable block 3, a mounting block 6 located right below the movable block 3 is fixedly connected to a bottom portion of the movable rod 5, a bone pin 7 in a vertical direction is detachably and fixedly connected to two side surfaces of the mounting block 6 parallel to and perpendicular to the ground, so that when the tibia is moved, the concave frame 1 is placed on an operating table, the leg of a patient is located in the concave frame 1, and the mounting block 6 and the bone pin 7 are located above the leg of the patient, can make the movable block 3 remove along stroke groove 2 through the effect that removes subassembly 4, with the position of horizontal regulation spicule 7, after adjusting spicule 7 suitable position of stabbing, move movable rod 5 downwards again and carry out synchronous removal in order to drive installation piece 6, thereby make spicule 7 can stab the shank, the device compares traditional bone and moves the support and can carry out horizontal regulation with spicule 7, with reduce medical personnel hand shake the problem that factors such as take place spicule 7 and sting partially, higher practicality has in actual operation.

As for the specific connection mode between the movable block 3 and the stroke groove 2, as shown in fig. 2 and 3, two symmetrical sliding grooves 8 are formed in the groove wall of the stroke groove 2 along the length direction of the concave frame 1, and sliding blocks 9 inserted into the corresponding sliding grooves 8 in a sliding manner are formed on both sides of the movable block 3.

In particular, in order to enable the movable block 3 to move left and right along the travel slot 2, please refer to fig. 3, in some embodiments, it is proposed that the moving assembly 4 comprises a screw rod 41 rotatably connected in the stroke slot 2 in a horizontal direction through a bearing, the screw rod 41 is connected to the movable block 3 through a threaded penetration, and one end of the screw rod 41 penetrates through the concave frame 1 and is fixedly connected with a hand wheel 42, medical personnel can hold the hand wheel 42 and rotate, the screw rod 41 can be driven to rotate, and the screw rod 41 can drive the movable block 3 to move correspondingly through the matching of the threads while rotating, because the sliding block 9 on the movable block 3 is inserted in the sliding groove 8, the movable block 3 can only move along the sliding groove 8 and can not rotate, therefore, the movable block 3 moves left and right in the stroke groove 2 along with the rotation of the screw rod 41, thereby achieving the purpose of changing the transverse position of the spicule 7.

Referring to fig. 4, in order to enable the bone pin 7 to be longitudinally adjusted, two symmetrical guide rods 11 which are in the vertical direction and penetrate through the movable block 3 are fixedly connected to the top of the mounting block 6, the movable rod 5 is located between the two guide rods 11, external threads are formed on the circumferential surface of the movable rod 5 and penetrate through the movable block 3 through threaded fit, the bottom of the movable rod 5 is rotatably connected with the mounting block 6 through a bearing, through the design, the movable rod 5 can be rotated to be vertically moved on the movable block 3 through threaded fit, and the mounting block 6 is limited by the guide rods 11, so that the mounting block 6 can correspondingly lift along with the movable block 3, and the purpose of longitudinally adjusting the position of the bone pin 7 is achieved.

Preferably, as shown in fig. 4, a handle 12 is fixedly installed at the top of the movable rod 5, and a medical staff can hold the handle 12 by hand and rotate the handle to drive the movable rod 5 to rotate, which is more reasonable.

Meanwhile, in order to facilitate the replacement of the bone pins 7, as shown in fig. 5, in some embodiments, it is proposed that two parallel side surfaces of the mounting block 6 perpendicular to the ground are both provided with fixing blocks 13, the front surfaces of the two fixing blocks 13 are both provided with a pressing plate 14, each pressing plate 14 is penetratingly connected with a fixing bolt 10 which is horizontally inserted into the fixing block 13 through a thread, the bone pins 7 are located between the pressing plate 14 and the fixing blocks 13, after the fixing bolts 10 are screwed down, the pressing plate 14 can butt the bone pins 7 between the fixing blocks 13 and the pressing plate 14, and fix the bone pins 7 through a butting force, and after the fixing bolts 10 are taken out of the pressing plate 14 through the thread, the bone pins 7 can be replaced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a shin bone cuts bone direction protector, includes concave type frame (1), its characterized in that, the top of concave type frame (1) is run through and has been seted up stroke groove (2), sliding connection has movable block (3) in stroke groove (2), be provided with in stroke groove (2) and be used for driving movable block (3) and remove removal subassembly (4) about moving in stroke groove (2), alternate on movable block (3) and connect movable rod (5) that can reciprocate, the bottom fixedly connected with of movable rod (5) is located installation piece (6) under movable block (3), installation piece (6) wherein two parallel and all can dismantle fixedly connected with bone needle (7) that are vertical direction with the perpendicular to ground side.

2. The tibia osteotomy guiding protector according to claim 1, wherein two symmetrical sliding grooves (8) are formed in the groove wall of the stroke groove (2) along the length direction of the concave frame (1), and sliding blocks (9) which are inserted into the corresponding sliding grooves (8) in a sliding manner are formed on both sides of the movable block (3).

3. The tibia osteotomy guiding protector according to claim 1, wherein the moving assembly (4) comprises a screw rod (41) which is rotatably connected in the stroke groove (2) through a bearing in a horizontal direction, the screw rod (41) is connected to the movable block (3) through a threaded penetration, and one end of the screw rod (41) penetrates through the concave frame (1) and is fixedly connected with a hand wheel (42).

4. The tibia osteotomy guiding protector according to claim 1, wherein two symmetrical and vertical guide rods (11) penetrating through the movable block (3) are fixedly connected to the top of the mounting block (6), the movable rod (5) is located between the two guide rods (11), an external thread is formed on a circumferential surface of the movable rod (5) and penetrates through the movable block (3) through a thread fit, and the bottom of the movable rod (5) is rotatably connected with the mounting block (6) through a bearing.

5. The tibial resection guide protector according to claim 1, characterized in that a handle (12) is fixedly mounted on the top of the mobile rod (5).

6. The tibia osteotomy guiding protector according to claim 1, wherein two parallel lateral surfaces of the mounting block (6) perpendicular to the ground are both provided with fixing blocks (13), pressing plates (14) are arranged on the front surfaces of the two fixing blocks (13), each pressing plate (14) is penetratingly connected with a fixing bolt (10) which is horizontally inserted into the fixing block (13) through threads, and the spicules (7) are located between the pressing plates (14) and the fixing blocks (13).