Medical 'knife' adds precision to brain surgery at Sutter

A new twist on 'Gamma Knife' radiation surgery makes procedure easier on patients. The device at Sutter Medical Center is first in North America. Gamma knife uses radiation to treat brain disorders.
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A new twist on 'Gamma Knife' radiation surgery makes procedure easier on patients. The device at Sutter Medical Center is first in North America. Gamma knife uses radiation to treat brain disorders.