CN217186386U

CN217186386U - High-position bone fracture plate for inner side of tibia

Info

Publication number: CN217186386U
Application number: CN202123265939.5U
Authority: CN
Inventors: 马程相; 施钢花; 许哲勇
Original assignee: Jiangsu Angel Medical Instruments Co ltd
Current assignee: Jiangsu Angel Medical Instruments Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-08-16
Anticipated expiration: 2031-12-23

Abstract

The utility model is suitable for a medical treatment technical field provides an inboard high-order grafting board of shin bone, including coaptation board body, fixed plate, connecting plate, stop screw and touch multitouch, the coaptation board body includes fixed plate and connecting plate, and fixed plate and connecting plate are perpendicular setting between the two to the one end of connecting plate is located one side surface intermediate position of fixed plate, one side surface of fixed plate and connecting plate all sets up to the arc form. This inboard high-order coaptation board of shin bone, through the fixed plate, the connecting plate, the fixed orifices, spacing hole, the mounting hole, locking screw one and locking screw two set up and make this coaptation board body when fixing, overall stability is higher, adopts the setting of porous position multi-bolt, one side that fixed plate and connecting plate are close to the bone surface simultaneously sets up to the arc form to make fixed plate and connecting plate laminate more with the bone surface when fixed, the monolithic stationary is fastening more.

Description

High-position bone fracture plate for inner side of tibia

Technical Field

The utility model belongs to the technical field of the medical treatment, especially, relate to an inboard high-order coaptation board of shin bone.

Background

Proximal tibial high osteotomy is used for the surgical treatment of osteoarthritis, which is often accompanied by varus or valgus deformity of the knee and produces a change in the distribution of the load-bearing stresses in the joint, in which stresses are concentrated in the medial portion of the knee and accelerate the progress of degenerative changes occurring in the medial side of the knee, and conversely, in which the deformity of the knee is in valgus, these changes occur in the lateral portion of the knee, and the main purpose of osteotomy is to improve the function of the knee by correcting the axis of the knee and increasing the stability of the joint.

The existing proximal tibia high-level osteotomy needs to use an inner high-level tibial bone fracture plate in the using process, the overall fixation of the existing proximal tibia high-level tibial bone fracture plate in the using process is general, and meanwhile, when the inner high-level tibial bone fracture plate is used for surgical installation, a osteotomy area needs to be spread by using bone spreading forceps, so that a certain integral angle is ensured, the obstructive performance of the bone spreading forceps in the subsequent operating process is large, the operation is inconvenient, and the stability is not high.

SUMMERY OF THE UTILITY MODEL

The utility model provides an inboard high-order coaptation board of shin bone aims at solving big current inboard high-order coaptation board of shin bone general at the in-process monolithic fixity that uses, when using the inboard high-order coaptation board of shin bone to perform the installation of performing the operation, need utilize to strut and cut the bone district, guarantees holistic certain angle, and the obstructive nature of bone distraction pincers is great in follow-up operation process, the operation of being not convenient for, the not high problem of stability simultaneously.

The utility model discloses a realize like this, an inboard high-order bone plate of shin bone, including coaptation board body, fixed plate, connecting plate, stop screw and touch multitouch, the coaptation board body includes fixed plate and connecting plate, and fixed plate and connecting plate set up for perpendicular between the two to the one end of connecting plate is located one side surface intermediate position of fixed plate, one side surface of fixed plate and connecting plate all sets up to the arc form.

Preferably, the fixing holes penetrate through the middle positions in the fixing plate at equal intervals, thread grooves are formed in the inner wall of each fixing hole in an encircling mode, and locking screws II are arranged inside the fixing holes in a penetrating and threaded connection mode.

Adopt above-mentioned technical scheme for the fixed plate is more stable at the installation, makes holistic fastening improve greatly.

Preferably, the connecting plate is provided with a limiting hole in a penetrating mode inside the edge of one side close to the fixing plate, the limiting hole is provided with two holes, the locking screw II is connected to the limiting hole in a penetrating mode inside the limiting hole in a penetrating mode, and the limiting hole and the fixing hole are symmetrically formed in the edge of one side, far away from the fixing plate, of the connecting plate from top to bottom.

By adopting the technical scheme, the stability is better when the connecting plate is fixed, so that the whole fixation of the bone fracture plate body is good.

Preferably, the inside of the fixing hole is provided with a first locking screw in a penetrating and threaded connection manner, 1 of the limiting holes symmetrically arranged at the upper end of the fixing hole is provided with a second locking screw in a penetrating manner and is close to the internal thread of the limiting hole of the fixing plate, and the other 1 of the limiting holes is provided with a first locking screw in a penetrating manner.

Adopt above-mentioned technical scheme for both are more firm when installing, and stability is higher for connecting plate and fixed plate.

Preferably, the connecting plate is close to the intermediate position and runs through and be provided with the mounting hole, and the mounting hole sets up to the slope form, the inside through thread connection of mounting hole is provided with stop screw, and stop screw is close to the one end of connecting plate arc curved surface and is provided with the conflict piece to the conflict piece sets up to "C" font, and the one side of connecting plate is kept away from to the conflict piece open end orientation simultaneously, the connection of one side top edge of conflict piece is provided with the connecting block, and the connecting block sets up to "L" shape.

Adopt above-mentioned technical scheme for prop open the osteotomy district through the contact block, need not use the bone to strut the whole convenient to use of pincers, reduce the hindrance to follow-up operation, it is more inconvenient to use simultaneously.

Preferably, the connecting plate is close to one side surface intermediate position of stop screw and runs through and be provided with the screw hole, and stop screw's one end screw thread rotates and installs the inside at the screw hole, be provided with "N" shape spacing on the one side inner wall that the contact block set up the screw hole, and spacing one side of keeping away from the screw hole gets the surface intermediate position and transversely is provided with the installation piece to be connected between the top surface of installation piece and the top inner wall that the contact block was supported and be provided with compression spring one, be connected between the bottom surface of installation piece and the bottom inner wall that supports the contact block simultaneously and be provided with compression spring two.

Adopt above-mentioned technical scheme for through the setting of compression spring one and compression spring two, the later stage of being convenient for is dismantled the contact block, and it is more convenient to use simultaneously, easy operation.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an inboard high bone plate that connects of shin bone:

1. the bone fracture plate body is higher in overall stability when being fixed through the arrangement of the fixing plate, the connecting plate, the fixing holes, the limiting holes, the mounting holes, the first locking screws and the second locking screws, and the fixing plate and the connecting plate are arranged in an arc shape at one side close to the bone surface by adopting the arrangement of multiple holes and bolts, so that the fixing plate and the connecting plate are more attached to the bone surface during fixing, and the whole fixing is more fastened;

2. the bone spreading forceps are provided with a contact block, a compression spring I and a compression spring II, when the bone cutting area is collided, the bone spreading forceps do not need to be used for long-time placement and spreading, so that later-stage operation is facilitated, the risk of falling of the bone spreading forceps is reduced, and meanwhile, the elasticity of the top end and the bottom end of the contact block is matched through the arrangement of the compression spring I and the compression spring II, so that the effect of buffering resilience is achieved, the collision block can be conveniently taken out in the later stage, and the bone spreading forceps are more convenient to use;

3. be provided with mounting hole and stop screw, mounting hole and stop screw's installation through the slope setting to make the conflict piece whole also be the slope form, thereby make the surface of conflict piece laminate more with the osteotomy district inner wall that the slope was seted up, can connect and dismantle between conflict piece and the coaptation board body through stop screw simultaneously, thereby make the installation of coaptation board body accomplish the back, be convenient for dismantle its and coaptation board body and break away from.

Drawings

FIG. 1 is a schematic view of the overall disassembled three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the overall installation side view structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the contact block of the present invention.

In the figure: the bone fracture plate comprises a bone fracture plate body 1, a fixing plate 2, a connecting plate 3, a fixing hole 4, a limiting hole 5, a mounting hole 6, a locking screw I7, a locking screw II 8, a limiting screw 9, a contact block 10, a threaded hole 11, a connecting block 12, a limiting frame 13, a mounting block 14, a compression spring I15 and a compression spring II 16.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, the present invention provides a technical solution of a tibia inner high bone plate: the bone fracture plate comprises a bone fracture plate body 1, a fixing plate 2, a connecting plate 3, a fixing hole 4, a limiting hole 5, a mounting hole 6, a locking screw I7, a locking screw II 8, a limiting screw 9, a collision block 10, a threaded hole 11, a connecting block 12, a limiting frame 13, a mounting block 14, a compression spring I15 and a compression spring II 16;

in the embodiment, the bone fracture plate body (1) comprises a fixing plate (2) and a connecting plate (3), the fixing plate (2) and the connecting plate (3) are vertically arranged, and one end of the connecting plate (3) is located in the middle of the outer surface of one side of the fixing plate (2);

furthermore, fixing holes 4 are formed in the middle position inside the fixing plate 2 in a penetrating mode at equal intervals, thread grooves are formed in the inner wall of each fixing hole 4 in a surrounding mode, and locking screws II 8 are arranged inside the fixing holes 4 in a penetrating and threaded mode; a limiting hole 5 penetrates through the inner part of the edge of one side, close to the fixed plate 2, of the connecting plate 3, the limiting hole 5 is in a double-hole arrangement, a locking screw II 8 penetrates through the inner part of the limiting hole 5 in a threaded connection mode, and the edge of the inner part, far away from the fixed plate 2, of one side of the connecting plate 3 is symmetrically provided with the limiting hole 5 and the fixed hole 4 from top to bottom; the inner parts of the fixing holes 4 are all provided with a first locking screw 7 in a penetrating and threaded connection mode, 1 of the limiting holes 5 symmetrically arranged at the upper ends of the fixing holes 4 is provided with a second locking screw 8 in a penetrating and threaded mode near the limiting hole 5 of the fixing plate 2, the other 1 of the limiting holes 5 is provided with a first locking screw 7 in a penetrating and threaded mode, after the whole limiting is completed, the bone plate body 1 needs to be fixed, firstly, the fixing plate 2 needs to be fixed, only the second locking screw 8 needs to penetrate through the inner part of the fixing hole 4, then, the fixing hole is rotationally fixed in the bone, after the fixing is completed, the connecting plate 3 needs to be fixed, when the fixing is performed, firstly, the inner part of the fixing hole 4 near the middle position of the connecting plate 3 needs to penetrate through the second locking screw 8, the second locking screw 8 penetrates in an inclined mode, then, the fixing and limiting are performed between the fixing hole and the bone, and then, the inner parts of the fixing hole 4 and the limiting hole 5 near the bottom end sequentially penetrate through the first locking screw 7, the connecting plate 3 is fixed, the overall stability is guaranteed, and finally the inner part of the limiting hole 5 close to one side of the connecting plate 3 of the fixing plate 2 penetrates through the locking screw II 8 to be fixed and limited with the skeleton, so that the bone fracture plate body 1 is integrally fixed, and the overall stability is guaranteed;

in the embodiment, the outer surfaces of one sides of the fixed plate (2) and the connecting plate (3) are both provided with arc shapes;

furthermore, a mounting hole 6 penetrates through the connecting plate 3 near the middle position, the mounting hole 6 is arranged in an inclined shape, a limiting screw 9 penetrates through the mounting hole 6 in a threaded connection mode, a contact block 10 is arranged at one end, close to the arc-shaped curved surface of the connecting plate 3, of the limiting screw 9, the contact block 10 is arranged in a C shape, the opening end of the contact block 10 faces to one side far away from the connecting plate 3, a connecting block 12 is connected and arranged at the edge of the top end of one side of the contact block 10, and the connecting block 12 is arranged in an L shape; a threaded hole 11 is penetratingly arranged at the middle position of the outer surface of one side of the connecting plate 3 close to the limiting screw 9, one end of the limiting screw 9 is rotatably arranged in the threaded hole 11, an N-shaped limiting frame 13 is arranged on the inner wall of one side of the abutting block 10, which is provided with the threaded hole 11, an installation block 14 is transversely arranged at the middle position of the outer surface of one side of the limiting frame 13, which is far away from the threaded hole 11, a compression spring I15 is connected between the outer surface of the top end of the installation block 14 and the inner wall of the top end of the abutting block 10, a compression spring II 16 is connected between the outer surface of the bottom end of the installation block 14 and the inner wall of the bottom end of the abutting block 10, when the bone fracture plate body 1 is integrally installed, the abutting block 10 at one side of the connecting plate 3 and the limiting screw 9 are firstly fastened and fixed, after the fixation is reserved, when the bone fracture plate is operated, firstly, a bone fracture area is propped open by using bone fracture forceps, then, one side of the bone fracture plate body 1, provided with the contact block 10, is pressed into the osteotomy region, so that the outer surface of the top end and the outer surface of the bottom end of the contact block 10 are attached to the top wall and the bottom wall of the osteotomy region, the osteotomy region is supported, the bone spreading forceps are pulled out after the support is completed, and the osteotomy region is limited by the contact block 10, so that the operation is not influenced in the later fixing process, the looseness is not easy to occur, and the stability is high;

the utility model discloses a theory of operation and use flow: the utility model discloses install the back well, after the unit mount is accomplished, need take out contact block 10, simultaneously have between the top of contact block 10 itself and the bottom and press down deformability, at first roll out stop screw 9 and break away from contact block 10 when taking out, later press down the top and the bottom of contact block 10 again, cooperate compression spring 15 and two 16's compression of compression spring simultaneously, make contact block 10 front end take place deformation, thereby break away from not hard up with the inner wall in osteotomy district, later connecting block 12 of rethread one side takes it out, the completion is dismantled, whole easy dismounting, high stability, high durability and convenient use.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an inboard high bone plate of shin bone, includes bone plate body (1), fixed plate (2), connecting plate (3), stop screw (9) and conflict piece (10), its characterized in that: the bone fracture plate body (1) comprises a fixing plate (2) and a connecting plate (3), the fixing plate (2) and the connecting plate (3) are vertically arranged, one end of the connecting plate (3) is located in the middle of the outer surface of one side of the fixing plate (2), and the outer surfaces of one sides of the fixing plate (2) and the connecting plate (3) are both arc-shaped.

2. The medial tibial plateau plate of claim 1, wherein: the fixing plate is characterized in that fixing holes (4) are formed in the middle of the inner portion of the fixing plate (2) in an equidistant penetrating mode, thread grooves are formed in the inner wall of each fixing hole (4) in an encircling mode, and locking screws II (8) are arranged in the fixing holes (4) in a penetrating mode in a threaded connection mode.

3. The medial tibial plateau plate of claim 1, wherein: the fixing plate is characterized in that a limiting hole (5) penetrates through the inside of one side edge of the connecting plate (3) close to the fixing plate (2), the limiting hole (5) is arranged in a double-hole mode, a locking screw II (8) penetrates through the inside of the limiting hole (5) in a threaded connection mode, and the limiting hole (5) and the fixing hole (4) are symmetrically arranged on the inside edge of one side, far away from the fixing plate (2), of the connecting plate (3) from top to bottom.

4. A medial tibial plateau plate according to claim 3, wherein: the inside of the fixing hole (4) is provided with a first locking screw (7) in a penetrating and threaded connection mode, 1 of the limiting holes (5) symmetrically arranged at the upper end of the fixing hole (4) is provided with a second locking screw (8) in a penetrating mode, and the internal threads of the other 1 limiting hole (5) are provided with the first locking screw (7) in a penetrating mode.

5. The medial tibial plateau plate of claim 4 wherein: connecting plate (3) are close to the intermediate position and run through and are provided with mounting hole (6), and mounting hole (6) set up to the slope form, the inside through thread connection of mounting hole (6) is provided with stop screw (9), and stop screw (9) are close to the one end of connecting plate (3) arc curved surface and are provided with touch multitouch (10) to touch multitouch (10) set up to "C" font, touch multitouch (10) open end orientation is kept away from one side of connecting plate (3) simultaneously, the connection of one side top edge of touch multitouch (10) is provided with connecting block (12), and connecting block (12) set up to "L" shape.

6. The medial tibial plateau of claim 5, wherein: the anti-collision device is characterized in that a threaded hole (11) is formed in the middle position of the outer surface of one side, close to a limiting screw (9), of the connecting plate (3) and penetrates through the middle position, one end of the limiting screw (9) is rotatably installed inside the threaded hole (11), an N-shaped limiting frame (13) is arranged on the inner wall of one side, provided with the threaded hole (11), of the abutting block (10), an installation block (14) is transversely arranged on the middle position of the outer surface of one side, far away from the threaded hole (11), of the limiting frame (13), a compression spring I (15) is connected between the outer surface of the top end of the installation block (14) and the inner wall of the top end of the abutting block (10), and a compression spring II (16) is connected between the outer surface of the bottom end of the installation block (14) and the inner wall of the bottom end of the abutting block (10).