CN218979170U

CN218979170U - Bone defect screw pile planting and accurate force line guiding device in knee joint replacement

Info

Publication number: CN218979170U
Application number: CN202223217233.6U
Authority: CN
Inventors: 王建朋; 赵光辉; 徐超; 包焕利; 马建兵
Original assignee: Xian Honghui Hospital
Current assignee: Xian Honghui Hospital
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-05-09
Anticipated expiration: 2032-11-29

Abstract

The utility model provides a bone defect screw pile planting and accurate force line guiding device in knee joint replacement, which relates to the technical field of medical equipment and comprises the following components: the device comprises a platform, wherein leg rings are fixedly connected to two sides of the platform, connecting rods are arranged on the surfaces of the leg rings, the device can be sleeved on the legs of a patient through the matched use of the platform, the leg rings and the connecting rods, and the work that an assistant stretches the legs all the time in an operation can be omitted, so that the practicability of the device is improved, a patient can be subjected to a bone defect screw pile planting operation in knee joint replacement through the matched use of a movable block, an auxiliary block, a guide hole and a round hole, screws can be planted into the knee joint of the patient through the holes, the advantages of the device are improved, the screw pile planting device can be rotated through the matched use of a sliding groove, a connecting column, a rotary table and a connecting strip, and the screw hole can be guided accurately to facilitate the operation of a doctor, so that the convenience of the device is improved.

Description

Bone defect screw pile planting and accurate force line guiding device in knee joint replacement

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a bone defect screw pile and an accurate force line guiding device in knee joint replacement.

Background

The knee joint is the main bearing joint of the whole body and the movable pivot of the lower limbs, and is also a part easy to abrade. Worn knee cartilage cannot recover automatically, and even varus deformity may occur, further increasing the wear of cartilage and subchondral bone, resulting in gradual increase of pain and even failure to walk. Whereas total knee arthroplasty (Total kneearthroplasty, TKA) is currently an important approach to treating knee joint disorders.

In the current knee joint-related operation, the knee joint of the operator is usually required to maintain the bending position, so that a special assistant is often required to lift the thigh of the operator all the time in the operation process to maintain the bending of the knee joint or keep the knee joint fixed, which easily causes fatigue of the assistant and is unfavorable for the operation. In addition, the position of an operator needs to be changed in the operation process, so that an assistant is tired when an operation is performed, and the operation and effect of the operation are also affected _。

Disclosure of Invention

The utility model aims to provide a bone defect screw pile and a precise force line guiding device in knee joint replacement, which aim to solve the problems that in the operation of knee joints in the prior art, the knee joint of an operator is usually required to keep a buckling position, so that in the operation process, a special assistant is always required to lift the thigh of the operator to maintain the buckling or the protection of the knee jointThe knee joint is fixed, so that the fatigue of an assistant is easily caused, and the operation is not facilitated. In addition, the position of an operator needs to be changed in the operation process, so that an assistant is tired when an operation is performed, and the operation and effect of the operation are also affected _。

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a bone defect screw cannulation and precise force line guiding device in knee joint replacement, comprising: the platform, the equal fixedly connected with leg ring in both sides of platform, two the surface of leg ring is provided with the connecting rod, the fixed surface of connecting rod has two turntables, the surface of turntables is equipped with the spliced pole, the inside of spliced pole is rotated and is connected with the connecting strip, the spout has been seted up to the surface of connecting strip, the surface sliding connection of connecting strip has the movable block, the one end fixedly connected with auxiliary block of movable block, a plurality of round holes have been seted up to the surface of auxiliary block, the bottom fixedly connected with connecting block of spliced pole, one side fixedly connected with clamp plate of connecting block, a plurality of guiding orificess have been seted up on the surface of clamp plate.

As a preferable scheme of the utility model, a display screen is arranged on the surface of the platform, and a button is arranged on one side of the display screen.

As a preferable mode of the utility model, the surface inside the leg ring is provided with a plurality of cushions, and the cushions are rubber cushions.

In a preferred embodiment of the present utility model, a controller is disposed on a surface of the platform, a pillar is installed in the controller, and a key is disposed on a surface of the pillar.

As a preferable scheme of the utility model, the inner sides of the leg rings are fixedly connected with a plurality of compactors, the interiors of the compactors are slidably connected with compression bars, and the bottoms of the compression bars are provided with soft cushions.

As a preferable scheme of the utility model, the surface of each compactor is rotatably connected with a rotary column, and the top of the rotary column is provided with a knob.

As a preferable scheme of the utility model, one side of the pressing plate is provided with a rectangular block, and two cross bars are arranged on one side of the rectangular block.

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

according to the scheme, the device can be sleeved on the leg of a patient through the matched use of the platform, the leg ring and the connecting rod, the work that an assistant stretches the leg all the time in an operation can be omitted, so that the practicability of the device is improved, a bone defect screw pile planting operation can be performed on the patient through the matched use of the movable block, the auxiliary block, the guide hole and the round hole, the screw can be planted into the knee joint of the patient through the hole, the superiority of the device is improved, the screw pile planting device can be rotated through the matched use of the sliding groove, the connecting column, the rotary table and the connecting strip, the screw hole can be guided accurately to facilitate the operation of doctors, and the convenience of the device is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a first schematic view of the overall structure of the present utility model;

FIG. 2 is a second schematic diagram of the overall structure of the present utility model;

FIG. 3 is a first partial schematic view of the structure of the present utility model;

fig. 4 is a second partial schematic view of the structure of the present utility model.

In the figure: 1. a platform; 2. leg rings; 3. a connecting rod; 4. a display screen; 5. a button; 6. a cushion pad; 7. a key; 8. a support post; 9. a controller; 10. a soft cushion; 11. a compression bar; 12. a knob; 13. a rotating column; 14. a compactor; 15. a movable block; 16. a round hole; 17. an auxiliary block; 18. a chute; 19. a connecting column; 20. a turntable; 21. a connecting block; 22. a guide hole; 23. a pressing plate; 24. rectangular blocks; 25. a cross bar; 26. and (5) connecting strips.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples

Referring to fig. 1-4, the technical scheme provided by the present embodiment is as follows:

a bone defect screw cannulation and precise force line guiding device in knee joint replacement, comprising: the platform 1, the equal fixedly connected with leg ring 2 in both sides of platform 1, the surface of two leg rings 2 is provided with connecting rod 3, connecting rod 3's fixed surface is connected with two carousel 20, carousel 20's surface is equipped with spliced pole 19, spliced pole 19's inside rotation is connected with connecting strip 26, spout 18 has been seted up on connecting strip 26's surface sliding connection has movable block 15, movable block 15's one end fixedly connected with auxiliary block 17, a plurality of round holes 16 have been seted up on auxiliary block 17's surface, connecting column 19's bottom fixedly connected with connecting block 21, one side fixedly connected with clamp plate 23 of connecting block 21, a plurality of guiding holes 22 have been seted up on clamp plate 23's surface.

In the specific embodiment of the utility model, the device can be sleeved on the leg of a patient through the matched use of the platform 1, the leg ring 2 and the connecting rod 3, the work of an assistant stretching the leg all the time in the operation can be avoided, the practicability of the device is improved, the bone defect screw pile-planting operation in knee joint replacement can be carried out on the patient through the matched use of the movable block 15, the auxiliary block 17, the guide hole 22 and the round hole 16, the screw can be planted into the knee joint of the patient through the hole, the superiority of the device is improved, the screw pile-planting device can be rotated through the matched use of the chute 18, the connecting column 19, the turntable 20 and the connecting strip 26, the screw hole can be guided precisely to be convenient for doctors to operate, and the convenience of the device is improved.

Specifically, the surface mounting of platform 1 has display screen 4, and one side of display screen 4 is provided with button 5.

In the specific embodiment of the utility model, the data of the device during working can be observed and controlled through the matched use of the platform 1, the display screen 4 and the buttons 5, so that the reliability of the device is improved.

Specifically, the surface inside the leg ring 2 is provided with a plurality of cushions 6, and the cushions 6 are rubber cushions.

In the specific embodiment of the utility model, the leg of the patient can be buffered through the matched use of the leg ring 2 and the buffer cushion 6, so that the comfort of the device is improved.

Specifically, the surface of platform 1 is provided with controller 9, and the internally mounted of controller 9 has pillar 8, and the surface of pillar 8 is equipped with button 7.

In the specific embodiment of the utility model, the operation and the stop of the device can be controlled through the cooperation of the platform 1, the key 7, the support column 8 and the controller 9, so that the safety of the device is improved.

Specifically, the inner sides of the leg rings 2 are fixedly connected with a plurality of compactors 14, the inner parts of the compactors 14 are slidably connected with compression rods 11, and soft cushions 10 are arranged at the bottoms of the compression rods 11.

In the specific embodiment of the utility model, the leg ring 2, the soft cushion 10, the compression rod 11 and the compactor 14 can be matched to compress the operation position of the leg of the patient, so that the patient is prevented from being tampered with, and the working efficiency of the device is improved.

Specifically, the surface of the compactor 14 is rotatably connected with a rotary column 13, and a knob 12 is arranged at the top of the rotary column 13.

In the specific embodiment of the utility model, the compression degree of the legs of the patient can be accurately controlled through the cooperation of the knob 12, the rotary column 13 and the compressor 14, so that the accuracy of the device is improved.

Specifically, a rectangular block 24 is provided on one side of the pressing plate 23, and two cross bars 25 are mounted on one side of the rectangular block 24.

In the specific embodiment of the utility model, the leg shaking during the operation of the patient can be prevented by the cooperation of the pressing plate 23, the rectangular block 24 and the transverse bar 25, so that the stability of the device is improved.

Working principle: when a patient needs knee joint surgery, the leg of the patient is firstly stretched into the device through the leg ring 2, the pressing plate 23 is moved to a position needing surgery, then the rotary column 13 is driven by the rotary knob 12 to press the pressing rod 11 towards the leg of the patient, the rotary knob 12 is stopped when the cushion 10 presses the leg of the patient, the device can be started by pressing the key 7, leg data of the patient can be seen through the display screen 4, the data can be adjusted by pressing the button 5, when the patient needs to be piled by screws, the position needing to be piled is aligned with the guiding hole 22 on the pressing plate 23, then the movable block 15 is driven to rotate by pulling the auxiliary block 17, the auxiliary block 17 is rotated to the surface of the pressing plate 23, the movable block 15 can be pushed to slide on the sliding groove 18 on the surface of the connecting strip 26, and the round hole 16 is aligned with the guiding hole 22 to perform surgery.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. Bone defect screw planting stake and accurate power line guider in knee joint replacement, characterized by comprising: platform (1), the equal fixedly connected with leg ring (2) in both sides of platform (1), two the surface of leg ring (2) is provided with connecting rod (3), the fixed surface of connecting rod (3) is connected with two carousel (20), the surface of carousel (20) is equipped with spliced pole (19), the inside rotation of spliced pole (19) is connected with connecting strip (26), spout (18) have been seted up on the surface of connecting strip (26), the surface sliding connection of connecting strip (26) has movable block (15), the one end fixedly connected with auxiliary block (17) of movable block (15), a plurality of round holes (16) have been seted up on the surface of auxiliary block (17), the bottom fixedly connected with connecting block (21) of spliced pole (19), one side fixedly connected with clamp plate (23) of connecting block (21), a plurality of guiding holes (22) have been seted up on the surface of clamp plate (23).

2. The bone defect screw cannulation and precise force line guiding device for knee replacement according to claim 1, wherein: the surface mounting of platform (1) has display screen (4), one side of display screen (4) is provided with button (5).

3. The bone defect screw cannulation and precise force line guiding device for knee replacement according to claim 1, wherein: a plurality of cushions (6) are arranged on the inner surface of the leg ring (2), and the cushions (6) are rubber cushions.

4. The bone defect screw cannulation and precise force line guiding device for knee replacement according to claim 1, wherein: the surface of platform (1) is provided with controller (9), the internally mounted of controller (9) has pillar (8), the surface of pillar (8) is equipped with button (7).

5. The bone defect screw cannulation and precise force line guiding device for knee replacement according to claim 1, wherein: the inner sides of the leg rings (2) are fixedly connected with a plurality of compactors (14), the interiors of the compactors (14) are slidably connected with compression rods (11), and soft cushions (10) are arranged at the bottoms of the compression rods (11).

6. The bone defect screw cannulation and precise force line guiding device for knee replacement according to claim 5, wherein: the surface of the compactor (14) is rotationally connected with a rotating column (13), and the top of the rotating column (13) is provided with a knob (12).

7. The bone defect screw cannulation and precise force line guiding device for knee replacement according to claim 1, wherein: one side of the pressing plate (23) is provided with a rectangular block (24), and two cross bars (25) are arranged on one side of the rectangular block (24).