femoral prosthesis的用法和样例：
例句
- The primary function of the femoral component is the replacement of the femoral head and neck after resection of the arthritic or necrotic segment.
股骨假体的主要功能是替换因关节炎或坏死而被切除的股骨头和颈部。 - The presence of a collar on cementless femoral components is more controersial because it may preent complete seating of the stem, thereby making it loose at implantation.
无骨水泥固定股骨假体的颈领仍有较大争议，因其可能阻碍柄完全插入髓腔，从而在植入时就发生松动。
