Hip arthroscopoy without traction:in vivo anatomy of the peripheral hip joint cavity .Gangji V,Hauzeur J P . Treatment of osteonecrosis of the femoral head with implantation of autologous bone-marrow cells:surgical technique .8 .刘玉杰,王岩,李众利,等.髋关节镜清理小直径多孔道多 ......