Disease analysis: Non-surgical treatment: 1. Non-surgical treatment: mild eversion and mild pain, 2. Massage, 3. Move the big toe of the foot to the inside of the foot. Physical therapy, 5. Wear shoes correctly. You can also put a cotton roll between the first and second toes or tie a splint on the inside of your foot at night. Straighten your big toe. 8. Walk barefoot on the sand at the same time. 9. Exercise foot muscles or wear orthopedic shoes and flat foot insoles to correct flat feet. Surgical treatment is suitable for patients with severe pain or deformity. Operation: the adductor pollicis was cut off and transplanted to the lateral side of the first metatarsal neck; Except for the lateral daughter bone; Except synovial bursa and osteophyte, the medial articular bursa was overlapped and sutured tightly to correct metatarsal varus; Surgery (Kellers operation): Suitable for patients with severe osteoarthritis. The set foot bone can only be treated by surgery to correct deformity and relieve pain. Orthopedic treatment of the big foot bone is complicated. Different orthopedic methods should be used in different pathological stages and manifestations. Different from the traditional surgical methods in the past, plastic surgery does not need large incision and internal fixation, and uses minimally invasive technology combined with plastic surgery to treat hallux valgus. Using the unique micro-power drilling tool and small incision (5mm-8mm) technology, the overgrowth in the joint capsule of the first metatarsophalangeal joint was removed, the metatarsal bone was osteotomy, the displacement and fixation were completed in the joint capsule, the metatarsal varus deformity of moderate and severe hallux valgus foot was corrected, and the hallux valgus was corrected at one time. Principles of medication 1. For most patients, non-surgical treatment is needed to replace drug treatment. 2. A few patients need surgery, and antibiotics should be used to prevent infection after operation. Different antibiotics should be selected according to the specific situation of patients. Postoperative support and symptomatic treatment should be given.