Whether 70 days after hip surgery need to be reviewed need to be specifically analyzed, if the surgical method of hip arthroplasty generally do not need, other cases discretionary decision. 1. After hip arthroplasty: If the patient’s hip joint part is hip arthroplasty, usually 70 days after the operation is not needed to review. The first review after the removal of the stitches of the hip replacement is usually about 3 months after the operation, mainly used to assess whether the patient can be released from the protection of the brace, fully weight-bearing walking on the ground and whether the two lower limbs are equal in length. 2. Other cases: under certain circumstances, the review can be conducted 70 days after hip joint surgery, such as redness, swelling, oozing, and increased skin temperature in the incision area after removing the stitches. Patients with persistent pain on the affected side of the hip joint that is not relieved, or abnormal joint popping in the operated area with impaired mobility, as well as patients with poor glycemic control in combination with diabetes mellitus, etc. need to pay special attention to follow the doctor’s instructions and follow the instructions. Patients need to pay special attention to follow the doctor’s instructions to review on time.