# Comparison of 1,550 and 755 Laser in a Split-face Trial

> **NCT03988049** · NA · COMPLETED · sponsor: **David Smart** · enrollment: 22 (actual)

## Conditions studied

- Acne Scars - Mixed Atrophic and Hypertrophic

## Interventions

- **DEVICE:** 1,550 fracionated photothermolysis laser
- **DEVICE:** 755 picosecond laser

## Key facts

- **NCT ID:** NCT03988049
- **Lead sponsor:** David Smart
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-03-08
- **Primary completion:** 2019-08-01
- **Final completion:** 2019-10-30
- **Target enrollment:** 22 (ACTUAL)
- **Last updated:** 2021-06-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03988049

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03988049, "Comparison of 1,550 and 755 Laser in a Split-face Trial". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT03988049. Licensed CC0.

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