Status:
COMPLETED
Effect of Pulse Width on Scar Treatment Using a 595-nm Pulsed Dye Laser
Lead Sponsor:
Mahidol University
Collaborating Sponsors:
Dermatological Society of Thailand
Conditions:
Keloids
Hypertrophic Scars
Eligibility:
All Genders
18-80 years
Phase:
NA
Brief Summary
To investigate the effect of pulse width on the treatment response of keloidal and hypertrophic sternotomy scars to a 595-nm pulsed dye laser
Detailed Description
The pulse width of the previous model of pulsed dye laser was fixed at 0.45 millisecond, whereas the pulse widths of the latest model of PDL are tunable ranging between 0.45-40 milliseconds. The long-...
Eligibility Criteria
Inclusion
- Healthy, adult subjects aged above 18.
- Subjects must be in good health as determined by the investigator.
- Presence of keloidal and hypertrophic sternotomy scars for at least 6 months
- Subjects must have no prior treatment of the scar within 1 month before the first treatment session.
- Subject or authorized representative must sign Informed Consent Form prior to study enrollment.
Exclusion
- Female subjects known to be pregnant.
- Subjects with scleroderma, connective tissue disorders, hematologic disorders, hepatitis, infection, or uncontrolled diabetes mellitus.
- Subjects with photosensitive dermatoses such as Systemic Lupus Erythematosus (SLE)
- Subjects with a documented positive HIV test.
- Subjects who are on any types of anticoagulants.
- Subjects who are habitual smokers of cigars, pipe tobacco, or cigarettes.
- Subjects with history of radiation treatment at treatment sites.
- Subjects who use of any types of treatment of scars at the treatment site within one month before the first treatment visit.
- Subjects who are on medication that may interfere with wound healing or hemostasis.
- Subjects that have not signed the Informed Consent Form.
Key Trial Info
Start Date :
June 1 2003
Trial Type :
INTERVENTIONAL
End Date :
December 1 2004
Estimated Enrollment :
19 Patients enrolled
Trial Details
Trial ID
NCT00142441
Start Date
June 1 2003
End Date
December 1 2004
Last Update
June 3 2016
Active Locations (1)
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1
Faculty of Medicine Siriraj Hospital
Bangkoknoi, Bangkok, Thailand, 10700