scalpel(redirected from plasma scalpel)
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a surgical knife with a short thin blade
a surgical knife 12–15 cm long, used for cutting soft tissues. Devices that operate on the basis of some physics principle and that cut tissues are also called scalpels, for example, the ultrasonic scalpel and the laser-beam scalpel.
A small, straight, very sharp knife (or detachable blade for a knife), used for dissecting.