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A split-face, sigle-blinded, randomized control comparison of 730 nm picosecond titanium sapphire Laserslaser vs 532 nm picosecond laser in the treatment of cafe-aulait macules

A split-face, sigle-blinded, randomized control comparison of 730 nm picosecond titanium sapphire Laserslaser vs 532 nm picosecond laser in the treatment of cafe-aulait macules

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2200065907
Enrollment
Unknown
Registered
2022-11-18
Start date
2022-11-21
Completion date
Unknown
Last updated
2023-05-15

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

Conditions

cafe-aulait macules

Interventions

1:532 nm laser
2:730 nm laser

Sponsors

Plastic Surgery Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College
Lead Sponsor

Eligibility

Sex/Gender
All
Age
1 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1. Patients who voluntarily participated in this trial, signed the informed consent form, agreed to use the product and completed the follow-up test; 2. Aged 1-65 years; 3. Cafe-aulait macules area is greater than 4 cm^2.

Exclusion criteria

Exclusion criteria: 1. Patients with Ota nevus, freckles, obvious post inflammatory pigmentation and other pigmentation diseases may interfere with clinical efficacy evaluators; 2. Pregnant women and those who are breastfeeding, and those who are preparing for pregnancy during the trial; 3. Patients with mental illness; 4. Patients with history of keloid; 5. People who are allergic to local anesthetic ointment; 6. Those who have used external medicine at the Cafe-aulait macules within one month before the start of the test.

Design outcomes

Primary

MeasureTime frame
PGA, physician's global assessment;

Secondary

MeasureTime frame
Patient satisfaction;Visual Analogue Scale (VAS) score;

Countries

China

Contacts

Public ContactYuan Chen

Plastic Surgery Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College

xiaolanyc@psh.pumc.edu.cn+86 10 53968097

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026