Might a $200 handheld skin rejuvenation device for home use and sold primarily through a 30-minute infomercial be the key to riches for investors? Light Dimensions' founders and backers hope so. A 2005 entrant into the booming home-use aesthetic device market, Light Dimensions has launched its first product, the LED-based RejuvaWand for minimizing visible signs of aging.

For some time now, investors have hated wound care. They've been scarred by past failures, most famously, the simultaneous bankruptcies in 2002 of Advanced Tissue Sciences and Organogenesis, two tissue-engineering companies targeting chronic wounds. "Show me one success," VCs tell start-ups seeking funding. Well, now there is one. Kinetic Concepts is pulling in a billion dollars in revenues from a single product in the advanced wound care market. Is it time for VCs to love advanced wound care? Five new device start-ups hope so. Three are developing therapeutic devices for chronic wounds and two are beginning in acute wound care, an emerging surgical market. (This article also appeared as "Wound Care: Medtech's New Billion Dollar Product Market," Medtech Insight November/December 2007)

For some time now, investors have hated wound care. They've been scarred by past failures, most famously, the simultaneous bankruptcies in 2002 of Advanced Tissue Sciences and Organogenesis, two tissue-engineering companies targeting chronic wounds. "Show me one success," VCs tell start-ups seeking funding. Well, now there is one. Kinetic Concepts is pulling in a billion dollars in revenues from a single product in the advanced wound care market. Is it time for VCs to love advanced wound care? Five new device start-ups hope so. Three are developing therapeutic devices for chronic wounds and two are beginning in acute wound care, an emerging surgical market. (A Reprint of "Advanced Wound Care: The Device Industry's Billion Dollar Product Market," appearing in START-UP, November 2007.