S21-451 Compressed Collagen Composite Construct (4C) for cell or therapeutic delivery Stanford inventors have developed a method for collagen compression along with a polymer mesh as a mechanical support to produce collagen-based composite grafts. Yunzhi Peter Yang Seyedsina Moeinzadeh Geoffrey Abrams
S15-027 Implant for improved treatment of early stage osteonecrosis of the hip Drs. Yunzhi Peter Yang Stuart Goodman Yaser Shanjani