CN213588907U - Auxiliary brace in knee joint replacement surgery process - Google Patents
Auxiliary brace in knee joint replacement surgery process Download PDFInfo
- Publication number
- CN213588907U CN213588907U CN202020754260.9U CN202020754260U CN213588907U CN 213588907 U CN213588907 U CN 213588907U CN 202020754260 U CN202020754260 U CN 202020754260U CN 213588907 U CN213588907 U CN 213588907U
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- leg support
- telescopic link
- hasp
- knob
- replacement surgery
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Abstract
The utility model discloses an auxiliary brace in the process of knee joint replacement surgery, including counterweight base, adjustable telescopic link, hasp knob, rotary device, leg support telescopic link and leg support, adjustable telescopic link sets up the planar one end on counterweight base perpendicularly, has the fixed buckle of slidable on adjustable telescopic link, the hasp knob includes three-layer locking piece and knob, the knob passes three-layer locking piece through the screw thread, and the laminating face of three-layer locking piece is equipped with the zigzag bayonet socket, the side of one of them layer hasp of hasp knob is connected to the top of adjustable telescopic link, and two leg support telescopic links are fixed respectively in the side top of other two-layer hasp, and two leg support telescopic links top is connected the back of leg support through rotary device, the utility model discloses simple structure, convenient to use; low in cost, but repeated disinfection uses the leg holds in the palm can stretch out and draw back and angle of adjustment, for the operation doctor establishes suitable operation space, fixes a position accurately in the art, and is with low costs, the clinical popularization of being convenient for.
Description
Technical Field
The utility model belongs to the field of medical care apparatus, concretely relates to supplementary brace among knee joint replacement surgery process.
Background
The knee joint is an important weight bearing joint of the lower limb, and the structure and function of the knee joint are the most complicated of the joints of the human body. Degenerative knee joint arthropathy is a common disease in the elderly, with symptoms reported above 50 years of age in men with 35% and women up to 74%. More and more patients are required to perform artificial knee arthroplasty for severe knee osteoarthritis. The knee replacement can relieve knee pain, improve knee function, correct knee deformity and achieve long-term stability. At present in clinical knee joint replacement operation process, to putting of patient's position mostly rely on patient's self skeleton to support, under knee joint replacement operation, still need establish the operation passageway, this position of just giving clinical knee joint replacement operation puts and has proposed higher requirement, so carry out accurate position after the transform of the frequent position in the art again and confirm and just meet certain degree of difficulty.
Disclosure of Invention
In order to solve the problems, the invention discloses an auxiliary brace used in the process of knee joint replacement surgery, wherein a leg support can stretch and adjust the angle, a proper surgery space is established for a surgeon, the positioning is accurate in the surgery, the cost is low, and the clinical popularization is convenient.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides an auxiliary brace among knee joint replacement operation process, includes that counter weight base, adjustable telescopic link, hasp knob, rotary device, leg hold in the palm telescopic link and leg hold in the palm, adjustable telescopic link sets up planar one end on the counter weight base perpendicularly, has slidable fixed buckle on adjustable telescopic link, the hasp knob includes three-layer locking piece and knob, the knob passes three-layer locking piece through the screw thread, and the binding face of three-layer locking piece is equipped with the zigzag bayonet socket, the side of one of them layer hasp of hasp knob is connected on the top of adjustable telescopic link, and two legs hold in the palm the telescopic link and fix respectively in the side top of two-layer hasp in addition, and two legs hold in the palm the telescopic link top and connect the leg through rotary device.
As an improvement of the utility model, the counterweight base is a square cast iron counterweight base.
As an improvement of the utility model, the adjustable telescopic rod is a stainless steel pipe with the diameter of 3cm and the length of 60-120 cm.
As an improvement of the utility model, the leg support is a stainless steel semi-circular arc structure with the length of 20cm and the radius of 15 cm.
As an improvement of the utility model, the length range of the leg support telescopic rod is 10-20 cm.
As an improvement of the utility model, rotary device includes ball, latch segment, locking bolt, the ball is fixed at the leg and is held in the palm the back, and the ball inlays in the recess of latch segment top, the latch segment is formed by two combinations, locking bolt passes the latch segment, and the latch segment below sets up in the leg holds in the palm the telescopic link.
As an improvement of the utility model, the adjustable telescopic rod and the leg support telescopic rod are formed by connecting two sections of rods through bolts.
As an improvement of the utility model, the adjusting range of the leg support is 0-180 degrees.
As an improvement of the utility model, the adjusting range of the leg support telescopic rod is 0-90 degrees.
The utility model has the advantages that:
(1) the leg support can be stretched and adjusted in angle, a proper operation space is established for an operating doctor, positioning in an operation is accurate, cost is low, and clinical popularization is facilitated;
(2) the structure is simple, and the use is convenient;
(3) all parts are made of stainless steel, so that the manufacturing cost is low, and the parts can be repeatedly sterilized and used.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a schematic view of the rotating device according to the present invention.
List of reference numerals:
1. counter weight base, 2, adjustable telescopic link, 3, hasp knob, 4, rotary device, 5, leg hold in the palm the telescopic link, 6, leg hold in the palm, 7, buckle, 8, locking piece, 9, knob, 10, zigzag bayonet socket, 11, ball, 12, latch segment, 13, locking bolt, 14, recess, 15, bolt.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in the figure, the auxiliary brace used in the knee joint replacement surgery process comprises a counterweight base 1, an adjustable telescopic rod 2 and a leg support 6, wherein the counterweight base 1 is a cast iron counterweight base with the length of 40cm x 60cm, the adjustable telescopic rod 2 is a stainless steel pipe with the diameter of 60-120cm and the diameter of 3cm, a buckle 7 capable of being fixed in a sliding manner is arranged on the adjustable telescopic rod 2, the buckle 7 can be fixed on a surgical bed, a lock catch knob 3 is arranged at the top end of the adjustable telescopic rod 2, two leg support telescopic rods 5 are connected above the lock catch knob 3, the range of the leg support telescopic rods is 10-20cm, the leg support 6 is a semi-circular arc stainless steel with the length of 20cm and the radius of 15cm, a rotating device 4 is arranged at the middle point of the circular arcs of the two leg supports 6 (the back of the leg support 6 is clamped in a groove 14 above a spherical ball 11 locking block 12, the locking bolt 13 is loosened, the leg, the locking bolt 13 is screwed up to fix the leg support 6), the utility model can lead the leg support 6 to be adjusted within the range of 0-180 degrees, the adjusting position of the leg support telescopic rod 5 is between 0-90 degrees, and the leg of the patient can be placed at the most suitable position and height.
The utility model discloses simple structure, convenient operation, most spare parts (except counter weight base 1) are the stainless steel manufacturing moreover, low in cost, repeatedly the disinfection use.
A supplementary brace among knee joint replacement operation process, preceding earlier adjust suitable height with the supplementary brace altitude mixture control pole of knee joint replacement to, and hold in the palm regulation pole 5 with the leg, the leg holds in the palm 6 and adjusts to the horizontal direction, place patient's shank again and fix on leg holds in the palm 6, knee joint incision adopts the patellar ligament to go up the straight incision that is equivalent to the patellar ligament lower edge, perhaps can select to cut into from the dark manadesma of femoral rectus muscle tendon horizontally and patellar ligament position, then adjust leg support regulation pole 5 and be 90 degrees contained angles, accomplish the shin bone external rotation, the medial separation in back clearly shows thighbone internal condyle, afterwards according to patient's particular case, adjust telescopic link 5, cooperation surgical instruments is free with the joint capsule from the fat pad under the patellar, for thighbone marrow is opened next, operations such as thighbone distal end osteotomy provide suitable operation space.
The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features.
Claims (9)
1. An auxiliary brace in the process of knee joint replacement surgery is characterized in that: including counter weight base, adjustable telescopic link, hasp knob, rotary device, leg support telescopic link and leg support, adjustable telescopic link sets up planar one end on the counter weight base perpendicularly, has slidable fixed buckle on adjustable telescopic link, the hasp knob includes three-layer locking piece and knob, the knob passes three-layer locking piece through the screw thread, and the binding face of three-layer locking piece is equipped with the zigzag bayonet socket, the side of one of them layer hasp of hasp knob is connected on the top of adjustable telescopic link, and two legs support the telescopic link and fix respectively in the side top of two-layer hasp in addition, and two legs support the telescopic link top and connect the leg through rotary device and hold in the palm the back.
2. The auxiliary brace for knee replacement surgery of claim 1, wherein: the counterweight base is a square cast iron counterweight base.
3. The auxiliary brace for knee replacement surgery of claim 1, wherein: the adjustable telescopic rod is a stainless steel pipe with the diameter of 3cm and the diameter of 60-120 cm.
4. The auxiliary brace for knee replacement surgery of claim 1, wherein: the leg support is a stainless steel semi-circular arc structure with the length of 20cm and the radius of 15 cm.
5. The auxiliary brace for knee replacement surgery of claim 1, wherein: the length range of the leg support telescopic rod is 10-20 cm.
6. The auxiliary brace for knee replacement surgery of claim 1, wherein: the rotating device comprises a round ball, a locking block and a locking bolt, wherein the round ball is fixed on the back of the leg support, the round ball is embedded in a groove above the locking block, the locking block is formed by combining the two blocks, the locking bolt penetrates through the locking block, and the lower part of the locking block is arranged in a telescopic rod of the leg support.
7. The auxiliary brace for knee replacement surgery of claim 1, wherein: the adjustable telescopic rod and the leg support telescopic rod are formed by connecting two sections of rods through bolts.
8. The auxiliary brace for knee replacement surgery of claim 1, wherein: the adjusting range of the leg support is 0-180 degrees.
9. The auxiliary brace for knee replacement surgery of claim 1, wherein: the adjusting range of the leg support telescopic rod is 0-90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020754260.9U CN213588907U (en) | 2020-05-09 | 2020-05-09 | Auxiliary brace in knee joint replacement surgery process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020754260.9U CN213588907U (en) | 2020-05-09 | 2020-05-09 | Auxiliary brace in knee joint replacement surgery process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213588907U true CN213588907U (en) | 2021-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020754260.9U Active CN213588907U (en) | 2020-05-09 | 2020-05-09 | Auxiliary brace in knee joint replacement surgery process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213588907U (en) |
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2020
- 2020-05-09 CN CN202020754260.9U patent/CN213588907U/en active Active
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