chest piece

n.

听胸器，胸件；

Chest piece
Stethoscope chestpiece
Bacterial Contamination of Stethoscope Chest Pieces and the Effect of Daily Cleaning
Acoustic performance of three stethoscope chest pieces
Acoustic performance of three stethoscope chest pieces
A NEW COMBINED STETHOSCOPE CHEST PIECE
Clip for stethoscope chestpiece attachments
Vibration isolation mount for a stethoscope chestpiece, and methods of using same
ERGONOMETRIC STETHOSCOPE CHESTPIECE
Stethoscope chestpiece