plethysmograph

the plethysmograph measures changes in blood volume.

doctors use a plethysmograph to assess vascular health.

the plethysmograph provides real-time data on circulation.

researchers are developing a portable plethysmograph for home use.

using a plethysmograph can help diagnose certain medical conditions.

the plethysmograph is an essential tool in cardiology.

training with a plethysmograph can improve athletic performance.

in clinical trials, a plethysmograph is often utilized.

the results from the plethysmograph were quite revealing.

understanding plethysmograph readings is crucial for doctors.