About MDF medical instruments
We have been crafting stethoscopes, sphygmomanometers, and neurological hammers since 1971, and with our passion and commitment to quality and innovation, we can say that we are probably the best in the world in what we do.
Register your MDF Instrument
Activate your warranty and Free-Parts-For-Life Membership
Registering your MDF® Instrument open up a wealth of benefits! The sooner you register, the sooner you gain access to your warranties and Free-Parts-For-Life Membership! You’re only a few minutes away from enjoying your MDF® Instruments benefits, register now!
100% Free Stethoscope Replacement Parts
Request free parts for your MDF® stethoscope – it’s as easy as 1, 2, 3! Simply register your MDF® Instrument and request parts with our Free-Parts-For-Life Request from! A Customer Wowness representative will have your parts shipped out in no time!
We stand by our products – for life!
All MDF® Instruments stethoscopes and reflex hammers are eligible for a Lifetime Warranty! Whether it is an issue with your tubing or headset, MDF® Instruments has you covered! Sphygmomanometers, digital blood pressure units, and penlights also come with warranties!
Learn more about our warranties and how to submit a request
>Digital Blood Pressure Monitors
>Replacement Blood Pressure Cuffs
>Medical Diagnostic Penlights
>Tuning Forks and Accessories