US orthopedic implant demand will grow 8.9 percent annually through 2012. Knees and hips will continue to claim most reconstructive joint replacements. New technologies and surgical techniques will boost demand for spinal implants. Orthobiologics will benefit from breakthroughs in biotechnology and nanotechnology. This study analyzes the $14.3 billion US orthopedic implant industry. It presents historical demand data (1997, 2002 and 2007) and forecasts for 2012 and 2017 by product (e.g., knee replacements, hip replacements, shoulder implants, thoracolumbar implants, intervertebral spacers, hyaluronic acid, bone substitutes, bone growth factors, bone cement, trauma implants), and market. The study also considers market environment factors, details industry structure, evaluates company market share and profiles 18 industry players, including Stryker, DePuy, Zimmer and Medtronic.