7Saiter RR.The biologic concept of continuous passive motion synovial joints.The first 18 years of basic research and its clinical application[J].Clin Orthop,1989,242:12-25.
8Driscoll SW,Giori NJ.Continuous passive motion(CPM):theory and the principles of clinical appliacation[J].J Rehabil Res Dev,2000,37(2):179-189.