Anatomy of a 3M™ Littmann® Cardiology III Stethoscope

To learn more about specific parts of the Cardiology III stethoscope, select the name of the part and view the detailed description below.

Stethoscope Basics

Techniques: Learn how to get the best acoustical performance from your stethoscope. History of Stethoscopes: Learn the history of one of the most valuable diagnostic instructions in the history of medicine. Stethoscope Anatomy: Dissect one of our most popular stethoscopes and learn the significance of each piece. Short vs. Long Tubing: Determine the tubing length that is right for you. Differences in Acoustics: Discover what variables contribute to acoustical response.