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 (no͞o′mə-tăk′ə-grăf′, nyo͞o′-) or pneu·mo·tach·y·graph (-tabreve;k′ē-)
An apparatus for recording the rate of airflow to and from the lungs.

[pneumo- + Greek takhos, speed + -graph.]

pneu′mo·tach′o·graph′ic adj.
pneu′mo·ta·chog′ra·phy (-tə-kŏg′rə-fē) n.
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References in periodicals archive ?
Flow was monitored with a pneumotachometer (Model 300L, ADInstruments Inc; Colorado Springs, Colorado).
The metabolic cart pneumotachometer and gas analyzers were calibrated pretest and verified post-test using a 3 L syringe (Hans Rudolf Inc.
The minimum requirements for accuracy with a spirometer and a pneumotachometer * Signal Requirement Volume (pneumotachometer) Check daily with 3 l calibration syringe Range 0 - 8 l Accuracy ~3% or [+ or -] 50 ml, whichever is greater Resolution 25 ml Time Duration (for forced manoeuvre) 15 s Accuracy ~1% Flow Check quarterly with 1 l increments with calibrating syringe Range 0 - 15 l/s Accuracy ~3.
Computerized determination of pneumotachometer characteristics using a calibrated syringe.
Tidal volumes for ventilated infants should be determined with a pneumotachometer placed at the endotracheal tube.
Minute ventilation was measured using a pneumotachometer (Jaeger, Viasys Healthcare, Hoechberg, Germany).
A pneumotachometer measures airflow through a mask that is placed over the patient's mouth and nose.
Fahlman used a custom-made portable device called a pneumotachometer to measure the dolphin breaths.