Processing skin from living donors

A - Human Necessities – 01 – N

Patent

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A01N 1/02 (2006.01)

Patent

CA 2677308

In certain embodiments, the present invention relates to a process for preparing skin removed from a living human and removing cellular components and forming a decellular matrix having as major components collagens and elastins while disinfecting the tissue. In a particular embodiment, the process comprises the following: (1) removing hair from the skin; (2) decellularizing the skin including inspection for visual defects, trimming and soaking the tissue in a detergent and rinsing same with sterile water; (3) decontaminating the skin in an antibiotic composition containing peracetic acid; and (4) processing the tissue by cutting the tissue to size.

Dans certains modes de mise en oeuvre, la présente invention concerne un processus visant à préparer la peau prélevée sur un donneur vivant et en éliminer les composants cellulaires et former une matrice de décellularisation possédant comme composants principaux des collagènes et des élastines tout en désinfectant le tissu. Selon un mode de mise en oeuvre particulier, le processus consiste à : (1) épiler la peau; (2) décellulariser la peau en contrôlant les défauts visuels, faire des retouches et laisser tremper le tissu dans un détergent et le rincer avec de l'eau stérile; (3) décontaminer la peau dans une composition antibiotique contenant de l'acide peracétique et (4) traiter le tissu en le découpant à une dimension.

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