Magnitude of vacuum pressure for Flexercell at 30 cpm (A) and typical pressure waveforms for conventional mechanical ventilation at 0.5 Hz (CMV;B), high-frequency.

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Magnitude of vacuum pressure for Flexercell at 30 cpm (A) and typical pressure waveforms for conventional mechanical ventilation at 0.5 Hz (CMV;B), high-frequency positive-pressure ventilation at 2 Hz (HFPPV; C), high-frequency jet ventilation at 5 Hz (HFJV... Magnitude of vacuum pressure for Flexercell at 30 cpm (A) and typical pressure waveforms for conventional mechanical ventilation at 0.5 Hz (CMV;B), high-frequency positive-pressure ventilation at 2 Hz (HFPPV; C), high-frequency jet ventilation at 5 Hz (HFJV;D), and high-frequency oscillation at 7.5 Hz (HFO; E). Ushma Savla, and Christopher M. Waters Am J Physiol Lung Cell Mol Physiol 1998;274:L883-L892 ©1998 by American Physiological Society