INTRODUCTIONrnPatients with ankylosing spondyliris often presents with osteoposisafter hip joint is affected, interarticular space becemes narrow grad-ually until disappeared, osseous fusion of trabecula through jointsurface and hip joint often fused at abduction or adducrion posi-tion. To cases of stiff of hip joint, total hip replacement can relievepain of hip joint, improve function of hip joint, but effects are influ-enced by spastic tissue, postoperative rehabilitation treatment is veryimportant to improve function. The aim of postoperative rehabilitationnursing is to prevent occurrence of complications, restore activitiesand muscle strength of affected limbs and daily life ability.ble. Active contraction of quadriceps femoris, triceps muscle andanterior tibial muscle to accelerate venous reflux and prevent for-mation of deep venous thrombosis.