Office based therapies for complex lower extremity epithelial defects.

The chronic wound environment and the ideal way in which to regenerate healthy tissue remain enigmas in the field of wound healing. There are multiple modalities that have been evaluated in an attempt to discern the most clinically beneficial and cost-effective treatment strategies for the millions of individuals who suffer from chronic wounds and their associated morbidity. Engineered skin substitutes represent one of the novel and continuously evolving approaches to providing wound coverage and regenerating functional skin. Herein we describe a number of the products available and the literature to date on their use and efficacy. We will close with a discussion of the cost-reimbursement structure for these products, which is currently undergoing an important shift.