Background: It has been shown that bupivacaine, the most commonly used local anesthetic for postoperative intra-articular use, is cytotoxic to bovine articular chondrocytes in vitro.

• 背景：布比卡因是术后关节内最常用的局麻药，它己经对试管内牛关节软骨细胞显示出细胞溶解作用。