Keywords Osteoarthritis;Chondrocyte;Micropipette aspiration technique;Cell volume change;Anterior cruciate ligament transaction;Young s modulus;Viscoelasticity;

• 骨性关节炎;前交叉韧带切断术;软骨细胞;微管吸吮;半无限体;杨氏模量;粘弹性;体积变化;