Zhang Yongxin, bachelor's degree, Associate Chief Physician in Orthopedics. Graduated from Guangdong Pharmaceutical University, Clinical Medicine program. Over 27 years of clinical experience in orthopedics and microsurgery at a tertiary hospital. Expertise in integrated TCM and Western medicine treatment (herbal medicine, acupuncture), internal and external fixation of limb fractures, and rehabilitation of joint function after limb trauma. Skilled in treating chronic pain conditions such as cervical spondylosis, lumbago and leg pain, arthritis of limbs, periarthritis of shoulder, lateral epicondylitis, stenosing tenosynovitis, etc. Experienced in manual reduction, immobilization, and functional rehabilitation of limb fractures (including pediatric orthopedics), rheumatoid arthritis, periarthritis of shoulder, lateral epicondylitis, tenosynovitis, paronychia, axillary osmidrosis, etc. Performed multiple cases of wrist and finger replantation; proficient in reduction and internal/external fixation of limb fractures, and repair of nerves, vessels, tendons, and flaps. Created the hospital's "Locked Tendon End Suturing Method," solving patients' problems with early active and passive functional exercises post-surgery.