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A retrospective study of the effectiveness of subcision combined with concentrated growth factor and fractional laser in the treatment of acne scars

A retrospective clinical study on the efficacy of subcision combined with concentrated growth factor and fractional carbon dioxide laser in the treatment of atrophic acne scars

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600124700
Enrollment
Unknown
Registered
2026-05-15
Start date
2026-05-15
Completion date
Unknown
Last updated
2026-05-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Atrophic acne scars

Interventions

Treatment group:None

Sponsors

Southern Medical University Southern Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 50 Years

Inclusion criteria

Inclusion criteria: 1.Voluntarily provided written informed consent; 2.Aged 18 to 50 years; 3.Either sex; 4.Attended Nanfang Hospital, Southern Medical University, between June 2025 and February 2026; 5.Received subcision combined with CGF and fractional carbon dioxide laser for the treatment of atrophic acne scars;

Exclusion criteria

Exclusion criteria: 1.Receipt of any other treatment for atrophic acne scars within 3 months prior to the study treatment; 2.History of psychiatric abnormalities, severe psychological disorders, or concomitant serious diseases involving other major organs; 3.Women who were planning pregnancy, pregnant, or breastfeeding; 4.Presence of active facial infection, inflammation, herpes, psoriasis, or other active dermatologic diseases; a history of autoimmune disease; or ongoing immunotherapy; 5.Scar-prone constitution; a tendency to develop keloids or hypertrophic scars; or the presence of an implanted cardiac pacemaker, titanium implant, or other electronic device; 6.Patients with atrophic acne scars who were deemed unsuitable for participation in this study at the investigators’ discretion;

Design outcomes

Primary

MeasureTime frame
Global Aesthetic Improvement Scale (GAIS) Score;Acne Scar Improvement Assessment Scale Score;Acne Scar Weighted Scoring System Score;Acne Scar Assessment Scale Score;

Secondary

MeasureTime frame
Duration to Resolution of Post-inflammatory Hyperpigmentation;Incidence of Post-inflammatory Hyperpigmentation;Postoperative Facial Swelling;

Countries

China

Contacts

Public ContactYe Li

Southern Medical University Southern Hospital

liyefimmu@outlook.com+86 20 6164 1888

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: May 22, 2026