[Bipolar hip hemiarthroplasty] | 合法醫療器材資訊網

Purpose of the study: The femoral head of a bipolar hip prosthesis (BHP) consists of a steel outer shell and polyethylene liner with an inner steel head moving inside. In this study, indications for and advantages of this endoprosthesis are evaluated.

Material and methods: The author presents indications and the surgical technique on a group of 79 patients, mostly physically active women aged 70 to 80 years. A BHP is largely indicated in patients with femoral neck fractures, and then in injuries to the proximal femur that leave the articular surface of the acetabulum intact.

Results: In the group of 79 patients, four had dislocation of the prosthesis which, in two, occurred d...