high frequency oscillation

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a backward and forward motion, like that of a pendulum; also vibration, fluctuation, or variation.
high frequency oscillation a type of high frequency ventilation characterized by the use of active expiration.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

high fre·quen·cy os·cil·la·tion

(HFO) (hī frē'kwĕn-sē os'i-lā'shŭn)
A type of mechanical ventilation.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
Gotman, "High frequency oscillations and seizure frequency in patients with focal epilepsy," Epilepsy Research, vol.
Gotman, "Ictal and interictal high frequency oscillations in patients with focal epilepsy," Clinical Neurophysiology, vol.
Satishchandra, "Scalp high frequency oscillations (HFOs) in absence epilepsy: an independent component analysis (ICA) based approach," Epilepsy Research, vol.
Zijlmans, "Identification of epileptic high frequency oscillations in the time domain by using MEG beamformer-based virtual sensors," Clinical Neurophysiology, vol.
Clinical significance of ictal high frequency oscillations in medial temporal lobe epilepsy.
Identification of seizure onset zone and preictal state based on characteristics of high frequency oscillations. Clin Neurophysiol 2014;(x):xxx-xxx.(available online).
High frequency oscillations are associated with cognitive processing in human recognition memory.
This system suppresses high frequency oscillations of water level variations in internal chamber.
High frequency oscillations are transporting not through the water but over the surface of plastic tubes.

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