INTRODUCTIONThecommonconstructionmethodoftissueengineeredarticularcartilageistoisolateandculturechondrocytes,transplantthemintothedegradablescaffoldmaterials,thentorepairthedefectofarticularcartilage.Wedesignedthisexperimenttoinvestigatethefeasibilityoftissueengineeredarticularcartilageconstructedbythetechniqueofcentrifugetubeculturewithoutscaffoldmaterials.