Common diseases of foot and ankle include many, mainly including the following major categories: 1. Foot and ankle deformities: bunion, bunion, hammer toe, cross toe, rheumatoid arthritis, flat foot, high arch foot, horseshoe foot, etc. Bunion, hammertoe, flat foot 2.Osteoarthritis of foot and ankle: metatarsophalangeal osteoarthritis, midfoot osteoarthritis, talar sub-arthritis, ankle osteoarthritis. 3.Chronic pain injury of foot and ankle: Lisfranc injury, ankle sprain, chronic ankle instability, talar cartilage injury, metatarsalgia, heel pain, metatarsal tendonitis, chronic Achilles tendonitis, etc. There are many treatments for foot and ankle disorders: A. Conservative treatment Conservative treatment is mainly applicable to the early stage of the disease and when the patient’s physical condition cannot tolerate surgical treatment. The means of conservative treatment include braking, rest, wearing various orthopedic insoles and orthopedic shoes, wearing foot and ankle braces, local physical therapy rehabilitation, local closure, shock wave and other means. The symptoms of some patients can be effectively relieved. B. Surgical treatment Patients whose conservative treatment is ineffective can consider surgical treatment. Surgical treatment includes minimally invasive arthroscopy, osteotomy, joint fusion, ligament reconstruction and other surgical methods. Arthroscopic surgery is effective for diseases in the ankle joint and tarsal sinus, and has the advantages of short operation time and quick recovery after surgery. Incisional osteotomy orthopedic and joint fusion surgery is relatively slower to recover, but for diseases such as bunion, flatfoot, high arched foot, and severe osteoarthritis, incisional surgery is the option with the best results.