%0 Journal Article %T Ergonomic benefits of surgical telescope systems: selection guidelines. %A Chang BJ %J J Calif Dent Assoc %V 30 %N 2 %D Feb 2002 %M 11881960 暂无%X A longstanding myth holds that chronic neck and back discomfort or pain is a necessary evil of practicing dentistry. The use of properly selected surgical telescopes and co-axial illumination headlights has been demonstrated to prevent or in some cases eliminate chronic neck and back pain. This paper will discuss the ergonomic benefits of surgical telescopes and co-axial illumination lights, the recent advances made in surgical telescope technology, and practical guidelines for selecting telescopes.