However, a stethoscope is susceptible to damage due to wear and tear and other factors that can lead to it needing to be replaced. Just like other products, manufacturers recommend a specified period to replace your product. Most stethoscope manufacturers recommend that you replace it every two years.Mar 9, 2021
The main difference between the new Cardiology IV and the older Cardiology III is the better audibility. You can hear higher frequency sounds to help you learn more about your patients’ health. The Cardiology IV has a thicker or higher bell which results in the better acoustics.
An internal 3M test showed that heart sounds heard through the adult diaphragm of a Littmann stethoscope were more than four times louder (20 dB) than the same sounds heard through a different brand of stethoscope. That’s like the difference between whispering and talking.
Stethoscopes range from around $20 to more than $300. When you’re starting out as a student or trainee, one of the budget models is most likely adequate. They’re also easier to replace. When the time comes for an upgrade, you’ll have a better idea of what your specific needs are.Jan 6, 2020