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Safety and Efficacy of Different Intervals of Pulsed Dye Laser Sessions on Improvement of Surgical Scars
This study has been withdrawn prior to recruitment.
( Because of unsatisfactory results of previous trial which assessed the effect of different onset times of PDL on surgical scars. )
Study NCT00506090   Information provided by Tehran University of Medical Sciences
First Received: July 23, 2007   Last Updated: October 4, 2009   History of Changes

July 23, 2007
October 4, 2009
July 2007
 
pigmentation, pliability, width and height of surgical scars [ Time Frame: baseline, middle of the study, 1 and 3 months after the last treatment session ] [ Designated as safety issue: No ]
pigmentation, pliability, width and height of surgical scars [ Time Frame: baseline, middle of the study, 1 and 3 months after the last treatment session ]
Complete list of historical versions of study NCT00506090 on ClinicalTrials.gov Archive Site
1- Clinical appearance of surgical scars 2- Patient's satisfaction (scar erythema, scar thickness and scar induration) 3- Adverse events [ Time Frame: 1 and 3 months after the last treatment session ] [ Designated as safety issue: Yes ]
1- Clinical appearance of surgical scars 2- Patient's satisfaction (scar erythema, scar thickness and scar induration) 3- Adverse events [ Time Frame: 1 and 3 months after the last treatment session ]
 
Safety and Efficacy of Different Intervals of Pulsed Dye Laser Sessions on Improvement of Surgical Scars
The Effect of Different Intervals of 595-nm Pulsed Dye Laser Sessions on Improvement of Surgical Scars: A Double Blind Randomised Clinical Trial

The appearance of skin after surgery plays an important role in patient's self confidence and life style. In fact, Keloids and hypertrophic scars are abnormal wound responses appearing in predisposed individuals after surgery. Among different kind of lasers, used to improve the appearance of hypertrophic scars and keloids, pulsed dye laser is now being used successfully in treatment of scars. Pulsed dye laser is effective in improving the color, height, texture, and elasticity of scars. Also, treatment with this technique is noninvasive, minimally uncomfortable, and requires no anesthesia. This study will assess the efficacy and safety of different intervals of pulsed dye laser sessions on improvement of surgical scars.

 
 
Interventional
Prevention, Randomized, Double Blind (Subject, Investigator, Outcomes Assessor), Factorial Assignment, Safety/Efficacy Study
Scar
Procedure: pulsed dye laser therapy
  • Experimental: pulsed dye laser and dynamic cooling device at 3 weeks intervals
  • Active Comparator: pulsed dye laser and dynamic cooling device at 6 weeks intervals
  • Sham Comparator: dynamic cooling device

*   Includes publications given by the data provider as well as publications identified by National Clinical Trials Identifier (NCT ID) in Medline.
 
Withdrawn
0
 
 

Inclusion Criteria:

  • Surgical scar with minimum length of 6 cm

Exclusion Criteria:

  • History of light sensitivity or photodermatoses
  • History of adverse reactions to laser treatment
Both
18 Years to 80 Years
No
Contact information is only displayed when the study is recruiting subjects
Iran, Islamic Republic of
 
NCT00506090
Center for research and training in skin diseases and leprosy, Tehran University of Medical Sciences
423/2224-A
Tehran University of Medical Sciences
 
Principal Investigator: Alireza Firooz, MD Tehran University of Medical Sciences
Tehran University of Medical Sciences
October 2009

ICMJE     Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP