Introduction: Malpositioning of the acetabular cup during total hip arthroplasty (THA) increases the risk of certain complications and shortens the lifespan of the prosthetic joint. Therefore, the accurate placement of the acetabular component during a THA is a necessary contributing factor to its successful outcome. The different methods of intraoperative estimation of acetabular component positioning are quite varied and sometimes may be inaccurate.
View Article and Find Full Text PDFBackground: In vitro wear studies demonstrate decreased polyethylene wear with a ceramic compared with a metal humeral head. In this in vivo study, we analyzed prospectively collected 5-year data, comparing the outcomes of 2 types of humeral implants.
Methods: Sixty-two anatomic total shoulder arthroplasties (TSAs) (59 patients) were performed using the same glenoid component and 2 types of modular humeral implants (metal-head long-stem prosthesis in group A vs.