text_1: 可 选择 的 术式 包括 人工 股骨头 置换术 ( 用 假体 置换 股骨头 ) 或 人工 全 髋关节 置换术 ( 用 假体 置换 股骨头 和 髋臼 ) .
  
text_2: options include hemiarthroplasty , which involves replacing the femoral head with a prosthesis , or total hip arthroplasty , which involves replacement of both the femoral head and the acetabulum with prostheses .
  