Osteoarthritis is a degenerative disorder of the synovialjoints that is characterised by joint pain, stiffness and limited range of movement.
骨性关节炎是滑膜关节的退变性疾病，其特点是关节疼痛、僵直、关节活动受限。
2
Natural articular cartilage is well known as a special connective tissue with multiple effects and functions, which are important and irreplaceable, in human synovialjoints.
人体滑膜关节中，天然关节软骨具有多重不可替代的特殊功能和重要作用。
3
All the patients were confirmed by pathology. The diagnostic value of high-frequency ultrasound and MRI for synovial diseases of knee joints were evaluated.