公开(公告)号：US20240091015A1

公开(公告)日：2024-03-21

申请号：US18466148

申请日：2023-09-13

Applicant: Yingze ZHANG ,  Hebei Innovation Institute of Orthopedic Biomaterials and Technology

Inventor： Juan WANG ,  Yingze ZHANG ,  Yonglong LI

IPC: A61F2/36 ,  A61F2/30

CPC classification number: A61F2/3603 ,  A61F2/30749 ,  A61F2002/30492 ,  A61F2002/30507 ,  A61F2002/3055

Abstract: A prosthesis system for minimally invasive femoral head replacement surgery includes a prosthesis having a first and second ends, a femoral head prosthesis being provided at the first end of the prosthesis, the prosthesis being provided with a nail hole, and the femoral head prosthesis partially protruding from the first end of the channel; an extension rod detachably and fixedly connected with the second end of the prosthesis; a guiding frame having a positioning sleeve and a guiding sleeve, the positioning sleeve being sleeved outside the extension rod and positioning the extension rod, after the extension rod is positioned, a center line of the guiding sleeve and a center line of the nail hole are on the same straight line; and a locking nail fixed to the nail hole of the prosthesis, both ends of the locking nail protruding out of the prosthesis.