Puresona® Single-Use Diaphragms
SKU: MDF480-015
Free Ground Shipping on All Orders
Orders will be processed in 24 hours (excluding weekends and holidays). Orders typically ship out the following business day, however please allow 1-3 business days more for orders that include customized engraving. Shipments to Alaska and Hawaii do not qualify for our free shipping offer.
Returns & Exchanges within 90 Days
We like to keep things simple. We give you 90 days to try our products, and if you don't love your MDF Instruments product, simply initiate a return by contacting us here. Stethoscopes with engraving are not eligible for return. More Details
Free-Parts-For-Life
Yes, our Free-Parts-For-Life Program for MDF Instruments Stethoscopes (including eartips) is really free. Free-Parts-For-Life shipments will be sent to the shipping address on the original order or location of purchase. More Details
MDF Instruments Stethoscope Lifetime Warranty
Our quality and your satisfaction are important to us. Because of our relentless pursuit of quality, we are able to offer unrivaled warranties. Learn More
Free-Parts-For-Life™ and Lifetime Warranty™ shipments will be sent to the shipping address on the original order or location of purchase.
If you have moved to another address or country other than the original shipping location, we will do our best to send Free-Parts-For-Life™ and Lifetime Warranty™ shipments from a designated distribution center or distributor. We have distribution centers in the USA, European Union, China and Japan. We have official MDF® Instruments distributors in over 80 countries.
For all orders, if shipping country is different than the distribution center of the product, any replacement or parts shipments will be sent within the country of the distribution center. MDF® Instruments will not be responsible to replace any item using a third party shipping company to import into a country that does not have a distribution center containing that item. MDF® Instruments will not be responsible for shipping costs to replace any item in another location or country other than the original location. MDF® Instruments will not be responsible for any cost of shipping or import fees that exceeds the cost of the item.
Contact Us
Call us at +1.818.357.5647 or send us a message here.
MORE HYGIENIC. BETTER SOUND.
Our Ultimate Diaphragm
Clean and Clear - PureSona™ is our best performing, and also most hygienic diaphragm yet. Gain up to 5 decibels of volume on your current stethoscope (28% louder) simply by changing your diaphragm.1 Replace effortlessly in between patients to proactively reduce cross contamination and infection. 2-3
BETTER SOUND
Easy Listening
The PureSona™ Diaphragm provides up to a 28% decrease in sound loss to allow practitioners to more clearly discern difficult auscultations.
MORE HYGIENIC. BETTER SOUND.
Our Ultimate Diaphragm
Clean and Clear - PureSona™ is our best performing, and also most hygienic diaphragm yet. Gain up to 5 decibels of volume on your current stethoscope (28% louder) simply by changing your diaphragm.1 Replace effortlessly in between patients to proactively reduce cross contamination and infection.2-3
BETTER SOUND
Easy Listening
The PureSona™ Diaphragm provides up to a 28% decrease in sound loss to allow practitioners to more clearly discern difficult auscultations.
PREVENT CROSS CONTAMINATION
Contamination Occurs
According to Mayo Clinic Proceedings it has long been known that the diaphragms and bells of stethoscopes randomly sampled in a health care setting, such as a hospital, are almost universally contaminated by potential nosocomial pathogens, most often staphylococci MRSA up to 32% of the time.4-7
EASILY REPLACED
Protect From Pathogens
Instead of constantly cleaning your stethoscope simply remove the PureSona™ diaphragm and replace with a new one. Multiple studies show that the number of medical practitioners who clean their stethoscope once a year or less is 32%-100%. 35%-47% clean them weekly to monthly and 0% cleaned them before every patient.8-10
EASY REMOVAL & INSTALLATION
1-2-3-4
Easily replace your current diaphragm with the PureSona™ diaphragm in seconds.
EASY REMOVAL & INSTALLATION
1-2-3-4
Easily replace your current diaphragm with the PureSona™ diaphragm in seconds.
UNIVERSAL FIT
Plays Nice With Others
The PureSona™ Diaphragm is designed to work with all adult-size, major stethoscope models and brands.
SUBSCRIBE NOW
For All Your Patients
Your MDF® PureSona™ Subscription is designed to keep up with as many patients as you do. Order more, less or cancel at anytime.
Silicone
Universal Fit
Latex-Free
BPA-Free
Plastic-Free
Powder-Free
Adult Size
Recyclable
Non-Sterile
Non-Allergenic
Single-Use
SINCE 1971
With You For Life
For half a century, our master craftsmen have meticulously created exquisite medical instruments for healthcare professionals, and we will continue this fanatical discipline for lifetimes to come. We will be here.
1. Other stethoscope brands may vary
2. Patient contact is possible on the unprotected bell side & other stethoscope areas
3. Regularly clean the entire stethoscope with Isopropyl Alcohol. (70% By volume)
4. Jones JS, Hoerle D, Riekse R. Stethoscopes: a potential vector of infection? Ann Emerg Med. 1995;26(3):296-299.
5. Parmar RC, Valvi CC, Sira P, Kamat JR. A prospective, randomised, double-blind study of comparative efficacy
of immediate versus daily cleaning of stethoscope using 66% ethyl alcohol. Indian J Med Sci. 2004;58(10):423-430.
6. Mayo Clinic Proceedings, Dennis G. Maki, MD., March 2014, V89-3, page 277.
7. Merlin MA, Wong ML, Pryor PW, et al. Prevalence of MRSA on the stethoscopes of EMS providers. Prehosp Emerg Care. 2009;13(1):71-74.
8. Huda A. Bukharie, ABIM, Hussain Al-Zahrani, PhD, Mohammed F. Abdulmohsen, MD. Bacterial Contamination of Stethoscopes. J Family Community Med. 2004 Jan-Apr; 11(1):31-33.
9. Parmar RC, Valvi CC, Sira P, Kamat JR. A prospective, randomised, double-blind study of comparative efficacy of immediate versus daily cleaning of stethoscope using 66% ethyl
alcohol. Indian J Med Sci. 2004;58(10):423-430.
10. S. Nunez, A Moreno, K. Green, J. Villar. The Stethoscope in the emergency department: a vector of infection. Epidemiol. Infect (2000), 124, 233-237