People lose collagen all over the body, not just in the face; skin roughness and laxity of the dorsum of the hands can result from chrono and photo-aging. This skin roughness and laxity can range from very mild to severe; injection procedures can provide new tone and firmness to the skin of the hand dorsum. Dermal fillers are the most used non-permanent injectable materials available today to correct skin flaccidity and roughness on the dorsum of the hands. They give immediate aesthetic effect due to elastic gel matrix injected and impart longer term effects due to bio stimulation, promoting new collagen formation. The objective of this study is to investigate the aesthetic performance of the Hyaluronic acid (HA)- based dermal filler Profhilo® Body injected by a blunt tip microcannula (25G or 22G, preferably 22G), with fanning technique through a single entry point performing 5 passages and injecting 0,3 ml per passage, 1,5 ml for each hand. Volunteers of both sexes, aged 18-65 years with mild-moderate skin roughness and laxity at the level of hand dorsum are to be treated.
Open, monocentric. 3 visits, 55 subjects. Primary endpoint of the study is the evaluation of performance and tolerance of Profhilo Body (3ml) treatment in the back of the hands ( or dorsum of the hands). Secondary endpoint is self-assessment questionnaire by both doctors and volunteers. Profhilo® Body (IBSA Farmaceutici Italia S.r.l.) is a resorbable medical device 3.25 ml non-pyrogenic pre-filled syringe, containing 3 ml of 3.2% hyaluronic acid for intradermal use (48 mg H-HA + 48 mg L-HA) dissolved in 3 ml of saline buffered sodium chloride. - IBSA Farmaceutici Italia S.r.l. - ITALY. The principle component is cross-linked Hyaluronic Acid of non-animal origin, produced by bacterial fermentation.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
51
Dosage form: Profhilo® Body (IBSA Farmaceutici Italia S.r.l.) is a resorbable medical device 3.25 ml non-pyrogenic pre-filled syringe, containing 3 ml of 3.2% hyaluronic acid for intradermal use (48 mg H-HA + 48 mg L-HA) dissolved in 3 ml of saline buffered sodium chloride.
DERMING S.r.l., Clinical Research and Bioengineering Institute
Milan, Lombardy, Italy
Change from Baseline of Skin Roughness and flaccidity at 30 days and at 120 days post-injection
Visual score from 1 (no roughness and flaccidity) to 5 (very severe roughness and flaccidity)
Time frame: Day 0, Day 30, Day 120
Change from Baseline of Skin density (profilometry) at 30 days and at 120 days post-injection
A picture of the skin is taken thanks to Primos compact portable device (GFMesstechnik) and a 3D representation is elaborated by Primos software.
Time frame: Day 0, Day 30, Day 120
Change from Baseline of Superficial and deep skin plastoelasticity at 30 days and at 120 days post-injection
Measurement of the principal torsiometric parameters Ue (immediate extensibility), Uf (final extensibility), Uv (viscoelasticity) and Ur (immediate elastic recovery) by the instrument Dermal Torque Meter (Dia-Stron Ltd., UK)
Time frame: Day 0, Day 30, Day 120
Change from Baseline of Tissue dielectric constant value of superficial and deep skin layers at 30 days and at 120 days post-injection
Non-invasive measurements of dielectric constant of the skin and subcutaneous fat by MoistureMeterD (Delfin Technologies, Kuopio - Finland). MoistureMeterD measures the changes in the total water content in the tissue with 0.5mm and 1.5mm probes.
Time frame: Day 0, Day 30, Day 120
Change from Baseline of Photographic evaluation at 30 days and at 120 days post-injection
2D pictures of the dorsum of both hands are taken in order to support the aesthetic result assessment
Time frame: Day 0, Day 30, Day 120
Efficacy questionnaire
Self-assessment questionnaire regarding skin roughness and laxity of the treated areas, skin suppleness, skin smoothness, skin hydration, skin lifting, contour redefinition/remodeling (score: very marked; marked; medium; light; absent)
Time frame: Day 30, Day 120
Treatment tolerance questionnaire
Self-assessment score: bad; poor; good; excellent
Time frame: Day 30, Day 120
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