Article: A cut above?: Some doctors believe that robotic surgery for prostate cancer and other conditions causes less pain and fewer side effects than conventional techniques.

Byline: Marie McCullough

May 15--David Lee, the chief of urology at Penn Presbyterian Medical Center, is performing surgery with his bare hands and stocking feet.

He sits at an arcade-game-size console, peering into a viewfinder while manipulating hand grips and foot pedals. His movements control surgical instruments attached to four robotic arms that have been inserted through small incisions into William Penney, the patient lying five feet away. After a few hours on this May morning, Lee uses a robotic arm to pull a drawstring baggie through Penney's belly button. His cancerous prostate gland is tucked inside it. The da Vinci Surgical System ...

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