Acne scar
Conditions
Interventions
Group 1:Ultra-pulse CO2 fractional laser
Group 2:Topical low molecular weight heparin gel
Sponsors
The Fifth Affiliated Hospital of Sun Yat-sen University
Eligibility
Sex/Gender
All
Age
18 Years to 40 Years
Inclusion criteria
Inclusion criteria: 1. Meet the diagnostic criteria for moderate and severe acne scars; 2. Fitzpatrick skin classification type III-IV; 3. Age 18-40 years old; 4. Voluntary signing of informed consent.
Exclusion criteria
Exclusion criteria: 1. Those who have received facial injection, surgery, chemical peeling, filling therapy and other laser treatments in the past 6 months; 2. Pregnant, pregnant and lactating women; 3. Suffering from obvious pigment metabolism disorders, such as vitiligo and chloasma; 4. People with scar constitution; 5. Combining with other systemic active diseases who are not suitable for laser therapy; 6. People suffering from neurological diseases or mental disorders; 7. Facial skin infection or inflammation; 8. Exposure to the sun cannot be avoided before treatment and within 4 weeks after treatment; 9. Those who have unrealistic expectations; 10. Those who are allergic to heparin or lidocaine; 11. Taking photosensitizing drugs orally such as doxycycline, isotretinoin, etc.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Goodman & Baron acne scar grading system score; | — |
Secondary
| Measure | Time frame |
|---|---|
| Overall therapeutic effect;Patient satisfaction; | — |
Countries
China
Contacts
Public ContactHan Ma
The Fifth Affiliated Hospital of Sun Yat-sen University
Outcome results
None listed