Study data from G.T. Liu and co-authors update knowledge of life sciences.

"Osteoarthritis is a degenerative condition of articular cartilage commonly associated with capsular contractures. Peripheral osteophytosis. and joint-space narrowing," investigators in the United States report (see also Life Sciences).

"Whether treatment of the diseased joint involves arthrodesis or arthroplasty, most open surgical approaches require adequate Joint exposure for debridement and preparation of the joint surfaces. However. intraoperative access to arthritic joint surfaces is often difficult because of peripheral capsular contractures and osteophytes. Although lamina spreaders, osteotomes, elevators, and distraction devices are surgical tools commonly …