To observe the long-term efficacy and safety of autologous non cultured epidermal cell suspension transplantation in the treatment of vitiligo, analyze the correlation between cell density, type, and postoperative efficacy and prognosis, and providing a basis for clinical application.
Patients diagnosed as vitiligo, according to the "Vitiligo Diagnosis and Treatment Consensus (2021 edition)
Segmental and unclassified vitiligo stable for 6 months, Non-segmental vitiligo stable for 1 year and resistant to medication and phototherapy
BSA≥5%
Sign the informed consent and be willing to undergo surgical treatment
Severe visceral or infectious disease not suitable for surgical treatment
Tendency toward keloid formation
Coagulation defects
Unable to complete follow-up on time