pigmented facial diseases
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1 the patients were 25-65 years old, living in Shanghai, who had been diagnosed as having facial pigmented diseases (freckles, seborrheic keratosis) , male and female were not limited 3 after knowing the treatment plan and risk, I voluntarily signed the informed consent, willing to accept the clinical trial, and cooperate with the follow-up.
Exclusion criteria
Exclusion criteria: 1 pregnant or planned pregnancy; 2 allergic to surface anesthetics; 3 patients with facial wound or skin ulcer; 4 patients with severe organic disease or mental illness; 5 patients who are participating in other clinical trials.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Security; | — |
Secondary
| Measure | Time frame |
|---|---|
| visual analogue scale;VISIA; | — |
Countries
China
Contacts
Shanghai Ninth People's Hospital, Shanghai Jiao Tong University, School of Medicine