Abstract: Objective To observe the clinical effect of manipulation combined with physical therapy on middle-elderly knee osteoarthritis (KOA).Methods 32 KOA patients (49 knees) were treated with manual operation, such as manipulation relaxing the end of quadriceps, triceps, surae and other manipulation method for knee joint and combined with physical therapy.Results 11 cases (18 knees) were clinical curative, 16 cases (23 knees) had good effective, 5 cases (knees) had effective. The good effective rate was 84%.Conclusion Manipulation combined with physical therapy is effective on middl-elderly KOA patients.

Key words: knee joint, osteoarthritis, manipulation, physical therapy