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Natural Orifice Surgery

Surgeons are developing less-intrusive "scarless" techniques ofperforming endoscopic surgery through body orifices.

[Diagram: Gallbladder removal through the mouth]

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Scarless Surgery Uses Body's Own Openings
Article | When Albert Pagliuca got gallstones, his surgeon offered to remove his gallbladder with a new operation designed to hurt less, get him back to work more quickly and leave no visible scars. But there was one catch: Doctors would pull the organ out through his mouth.

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