Sphygmomanometer Tips

How to Find Your Sphygmomanometer's Serial Number

To find your sphygmomanometer's serial number look for a seven digit number printed on the face of your gauge remember to tilt the gauge 45 degrees to see the stamp.

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With you for LIFE!

MDF Instruments® is committed to not only providing the best sound quality stethoscope for medical professionals and the best personalized designs, but we are here for you when your beloved sunflower stethoscope deteriorates on you! All of our stethoscopes have a Lifetime Warranty which covers stethoscope parts such as stiff and hardened tubing, missing ear tip holders, chest piece parts and other issues you may run into while using your MDF®.

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How to Remove the Non-Chill Ring from the Chestpiece of a MDF® Instruments Stethoscope

It's a great idea to change out your stethoscope parts every once in a while to keep them fresh and hygienic.

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How to install a Non-Chill Ring from the Chestpiece of a MDF® Instruments Stethoscope

Has your non chill ring become dirty or cracked? All the free stethoscope parts you need are offered under our Free-Parts-For-Life program! Your non-chill ring is a protector for the low frequency side of your stethoscope. When examining patients, having a cold touch from the chest piece is prevented with the non-chill ring.

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