plethysmograph

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plethysmograph

[plə′thiz·mə‚graf]
(medicine)
An instrument for measuring changes in the size of a part of the body by measuring changes in the amount of blood in that part.
References in periodicals archive ?
Inside the body plethysmograph with the door closed, the patient breathes normally on the mouthpiece.
We tested lung function with a constant volume body plethysmograph apparatus from Jaeger (Wurzburg, Germany).
Launch of new Platinum Elite[TM] body plethysmograph generating momentum globally
The body plethysmograph lung function machine will be used in people with asthma, bronchitis and emphysema as well as those with heart and kidney disease.
Global Introduction of New Platinum Elite[TM] Body Plethysmograph Device
A gas uptake/ whole body plethysmograph system (Figure 1) was used for unrestrained simultaneous measurement of all ventilation parameters.