Source:http://linkedlifedata.com/resource/umls/id/C0019541
MSH: Ventilatory support system using frequencies from 60-900 cycles/min or more. Three types of systems have been distinguished on the basis of rates, volumes, and the system used. They are high frequency positive-pressure ventilation (HFPPV); HIGH-FREQUENCY JET VENTILATION; (HFJV); and high-frequency oscillation (HFO).,CSP: use this term only for respiratory therapy; do not confuse with HYPERPNEA.