cadaveric spasm

(redirected from Instantaneous Rigidity)

ca·dav·er·ic spasm

rigor mortis occurring irregularly in the different muscles, causing movements of the limbs.
Farlex Partner Medical Dictionary © Farlex 2012
An uncommon form of spasm that occurs at the time of death
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
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In a point ([F.sub.1], [U.sub.1]) where F(U) and U(F) are differentiable, there may be defined the instantaneous rigidity, Kl, and the instantaneous compliance, [C.sub.1], as: [K.sub.1] = [(dF/dU).sub.1], [C.sub.1] = [(dU/dF).sub.1].

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