Affiliation: National Institutes of Health
- Unipolar versus bipolar hemiarthroplasty for femoral neck fractures: is there a difference?Timothy Bhattacharyya
National Institute of Arthritis, Musculoskeletal and Skin Diseases, NIH, Bethesda, MD 20892, USA
J Orthop Trauma 23:426-7. 2009..At 1- to 3-year follow-up, the functional outcomes of unipolar and bipolar arthroplasty are equivalent. Bipolar arthroplasty has a higher initial cost. However, the long-term results of acetabular wear and need for revision are unknown...