The effect of acoustic cavitation on the contraction force and membrane potential of rat papillary muscles

Zakharov, S.I.; Bogdanov, K.I.; Rozenshtraukh, L.V.; Gavrilov, L.R.; Iushin, V.P.

Biofizika 35(1): 110-114

1990


ISSN/ISBN: 0006-3029
PMID: 2346752
Document Number: 366550
Acoustic cavitation induced by continuous focused ultrasound (1.4 W/cm2, 543 Hz) was found to result in reversible membrane depolarization (by 54 mV), loss of excitability and contracture in the rat papillary muscles. The same intensities of impulse ultrasound had positive inotropic effects.

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