Skin wound after photoelectric technology treatment
Conditions
Interventions
Test group:Recombinant Collagen Dressing
Control group:Collagen Dressing (animal collagen)
Sponsors
Shanghai Tong Ren Hospital
Eligibility
Sex/Gender
All
Age
18 Years to 60 Years
Inclusion criteria
Inclusion criteria: 1. 18 to 60 years old (inclusive), gender is not limited; 2. Facial laser surgery or photon surgery is planned, and the skin barrier in the surgical area is damaged (the postoperative wound surface should not exceed the dermis layer, and the scanning area of a single spot should not exceed 20mm*20mm); 3. Voluntarily participate in this clinical trial and have signed the informed consent.
Exclusion criteria
Exclusion criteria: 1. Known history of allergy to the components of the test product (collagen); 2. People with light sensitivity, and taking light sensitive drugs within the past 1 month; 3. Skin cancer or skin ulceration and inflammation; 4. A history of diabetes and vascular disease; 5. Allergic constitution or previous severe allergic reaction (such as anaphylactic shock); 6. Scar constitution; 7. The skin has been exposed to the sun within the past 1 month; 8. Currently receiving radiotherapy and chemotherapy or taking hormone or immunosuppressive therapy; 9. Severe cardiac, hepatic and renal dysfunction (heart function: grade III and above; ALT and AST > 3 times the upper limit of normal; serum creatinine > 1.5 times the upper limit of normal); 10. Those who are alcoholics, persons with severe mental disorders or who cannot cooperate with medical treatment; 11. Women who have a family plan within 1 month, or are pregnant and breastfeeding; 12. Participated in any other drug or medical device clinical trials within 3 months before screening; 13. Other circumstances in which the researcher believes that the subjects are not suitable to participate in this trial.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Total efficiency; | — |
Secondary
| Measure | Time frame |
|---|---|
| Subject perceived symptom score;Pain score (Visual Analog Score);Subject's perceived comfort;Red areas and brown spots; | — |
Countries
China
Contacts
Public ContactSong Ningjing
Shanghai Tong Ren Hospital
Outcome results
None listed