Omron WheezeScan HWZ-1000T-E Mode D'emploi page 12

3.1 Taking a Measurement
3
Remove clothes to expose patient's chest.
Being naked from the waist up is recommended.
WARNING
DO NOT place the sound sensor on clothes and DO NOT let clothes touch the device.
This may cause an inaccurate result. ALWAYS place the sound sensor directly on
the patient's skin.
4
Check where to place the sound sensor.
The sound sensor should be placed on the right chest under the right collarbone.
For appropriate location on the body, see the illustration shown below.
To avoid damage to the sound sensor, wipe off baby oil or any chemical products
from the patient's skin before taking a measurement.
WARNING
DO NOT use this device on a chest that is injured or that is under medical
treatment.
EN11
Rib
Place the sound sensor here.
Right collarbone