Device for preventing dislocation of artificial hip joint, and using method thereof
A hip joint and artificial technology, applied in the direction of hip joints, joint implants, joint implants, etc., can solve problems such as dislocation and loosening, and achieve the effect of avoiding loosening or prolapse and high practical application value
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Embodiment 1
[0022] refer to figure 1 , the present embodiment provides a device for preventing artificial hip joint dislocation, including a positioning plate 1 and a limiting plate 2, the positioning plate 1 is an arc-shaped plate and serves as a fixed connection part, and the edges and corners of the positioning plate 1 are all smooth curved surface transition structures , the positioning plate 1 is provided with nail holes 11, which are used to pass screws to fix the positioning plate 1 on the outer and upper bone of the acetabulum, and can be fixed with 2-3 screws according to the bone strength. The limiting plate 2 Fixed on the positioning plate 1 and used as a blocking part, one end of the limiting plate 2 is an arc-shaped smooth surface structure, and the arc-shaped smooth surface structure matches the radian and size of the outer surface of the femoral head prosthesis. Between the prosthesis and the femoral neck, it is used to be clamped on the outside of the femoral head prosthes...
Embodiment 2
[0027] refer to figure 2 , Figure 5 and Figure 6 , the present embodiment provides a device for preventing artificial hip joint dislocation, including a positioning plate 1 and a limiting plate 2, the positioning plate 1 is an arc-shaped plate and serves as a fixed connection part, and the edges and corners of the positioning plate 1 are all smooth curved surface transition structures , the positioning plate 1 is provided with nail holes 11, which are used to pass screws to fix the positioning plate 1 on the outer and upper bone of the acetabulum, and can be fixed with 2-3 screws according to the bone strength. The limiting plate 2 The connecting plate 3 is fixed on the positioning plate 1 and serves as a blocking part, and one end of the limiting plate 2 is a circular arc-shaped smooth surface structure, and the arc-shaped smooth surface structure matches the curvature and size of the outer surface of the femoral head prosthesis , located between the femoral head prosthe...
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Abstract
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Application Information
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