Multicenter, double-blind study comparing SLI-F06 to vehicle formulation buffer for the improvement in scar appearance and wound strength in routine surgical excisions, as well as post-operative abdominoplasty scar appearance.
The study is divided into 2 parts where Part A is a Phase I safety/proof of concept study of small scars pre-abdominoplasty, and Part B is a Phase IIa study of post-abdominoplasty scars. In Part A of the study, subjects will have their abdominoplasty site mapped to accommodate a series of excisions depending on pannus size. All excisions to be treated with SLI-F06 will be on one side of the mapped area (i.e., left side or right side) and vehicle treated excisions will be on the other side of the mapped area. At time of abdominoplasty the excision site will be harvested and processed. In Part B of the study, subjects who complete Part A will be randomly assigned to receive injections of SLI-F06 along one half (left or right) of the abdominoplasty incision and control injections along the other half. The subject will undergo routine wound care and will attend study follow-up visits following abdominoplasty. The entire incision will be treated post-operatively in precisely the same manner. Duration of study-approximately 26 months.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
22
Active treatment
Placebo treatment
Site 1
Chicago, Illinois, United States
Site 2
St Louis, Missouri, United States
Site 3
Bala-Cynwyd, Pennsylvania, United States
Patient and Observer Scar Assessment Scale (POSAS) - PI Assessment
POSAS is an established scale for assessing scar by both the patient and the observer. The overall opinion of the scar is reported on a scale of 1-10, with 1 being normal skin and 10 being the worst scar. Comparisons between treatment groups for efficacy analyses are based on 95% confidence intervals (CI) calculated using mixed models with treatment group as a fixed effect and subject as a random effect to account for multiple observations (i.e., scars) within subject.
Time frame: Post-excision at Month 3
Patient and Observer Scar Assessment Scale (POSAS) - PI Assessment
POSAS is an established scale for assessing scar by both the patient and the observer. The overall opinion of the scar is reported on a scale of 1-10, with 1 being normal skin and 10 being the worst scar. Comparisons between treatment groups for efficacy analyses are based on 95% confidence intervals (CI) calculated using mixed models with treatment group as a fixed effect and subject as a random effect to account for multiple observations (i.e., scars) within subject.
Time frame: Post-abdominoplasty at Month 12
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