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Robotic surgery grows, but so do questions
Los Angeles Times

These days, some surgeons have four arms and are made of metal and plastic.

Use of a robotic assistant called the Da Vinci Surgical System has quadrupled in the last four years, and the machine now helps with incisions and sutures in 2,000 hospitals around the world. Da Vinci is a multi-purpose robot — the only one of its kind — that can scrub in on heart bypass and valve repair operations, hysterectomies, prostate removal surgeries and other procedures.

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