![MD One® Infant Stethoscope - Green - MDF Instruments Official Store - Stethoscope](http://mdfinstruments.com/cdn/shop/products/mdf-stethoscope-md-one-r-infant-stethoscope-green_{width}x.jpg?v=1645560084)
MD One® Infant Stethoscope - Green
SKU: MDF777I09
Patient Size: Infant
Material: Stainless Steel
Tube: Green
Metal Finish: Silver
Free Ground Shipping on Orders over $50
Orders will be processed in 48 hours (excluding weekends and holidays). 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.
If shipping insurance or M+Unity extended warranty is not included on the order, MDF Instruments is not responsible for lost, stolen, damaged undelivered and/or returned items during the shipping process.
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. Excludes global shipment programs.
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 and China. 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.
ALL-PURPOSE EXCELLENCE
MD One®
The MDF® MD One® stethoscope is a premier diagnostic instrument, known for its performance, durability and aesthetics. Constructed from acoustically-superior stainless steel, MD One® delivers accurate auscultation of heart, lung and Korotkoff sounds with acoustics integrity and clarity, while its ergonomic design ensures comfort over longer shifts.
ALL-PURPOSE EXCELLENCE
MD One®
The MDF® MD One® stethoscope is a premier diagnostic instrument, known for its performance, durability and aesthetics. Constructed from acoustically-superior stainless steel, MD One® delivers accurate auscultation of heart, lung and Korotkoff sounds with acoustics integrity and clarity, while its ergonomic design ensures comfort over longer shifts.
![MD One® - Sound Judgement MD One® - True Bell & True Diaphragm](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-5472e3dc--mdonemain.jpg?v=1602059194)
METALOGY
The Look of Sound
A concert of colorful chestpieces and headsets to choose from.
![MD One® Metalogy - Original MD One® Metalogy - Original](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-a2fa263b--mdoneoriginal.png?v=1602059873)
Original
![MD One® Metalogy - Rose Gold MD One® Metalogy - Rose Gold](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-fa263bcf--mdonerosegold.png?v=1602059920)
Rose Gold
![MD One® Metalogy - Gold MD One® Metalogy - Gold](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-263bcf18--mdonegold.png?v=1602059947)
Gold
![MD One® Metalogy - Perla Noire MD One® Metalogy - Perla Noire](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-3bcf1813--mdoneperlanoire.png?v=1602060020)
Perla Noire
![MD One® Metalogy - BlackOut MD One® Metalogy - BlackOut](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-cf181395--mdoneblackout.png?v=1602060057)
BlackOut
MPRINTS
Sound Pattern
Stand out in a sea of scrubs.
TRUE BELL & TRUE DIAPHRAGM
Sound Judgement
Take the guesswork out of auscultation with our True Bell & True Diaphragm dual-head chestpiece. The bell side focuses on low frequency sounds while the Ultra-sensitive Diaphragm handles high frequencies.
![MD One® - Sound Judgement MD One® - True Bell & True Diaphragm](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-181395f3--mdonetruebell.jpg?v=1602060414)
Adult, Pediatric or Infant
![MD One® - Adult MD One® - Adult](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-f892b232--mdoneadult.jpg?v=1602582121)
![MD One® - Pediatric MD One® - Pediatric](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-328bfa05--mdonepediatric.jpg?v=1602582174)
![MD One® - Infant MD One® - Infant](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-055fbe0f--mdoneinfant.jpg?v=1602582199)
![MD One® - Sound Barrier MD One® - Denser, Longer Tubing](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-1395f351--mdonetubing.jpg?v=1602060672)
DENSER, LONGER TUBING
Sound Barrier
Our flexible, latex-free tubing is thicker and longer to block out external noises, and provide a safer distance between you and your patient.
ERGONOMAX™ HEADSET
Sound Fit
Our patented ErgonoMax™ headset is pre-angled and tension adjustable, allowing for a tailored fit. The dual-leaf spring adds a second layer of durability, ensuring the structural integrity of the headset and prevents breaking when tension is increased.
Pat No. ZL 200820155127.0
ERGONOMAX™ HEADSET
Sound Fit
Our patented ErgonoMax™ headset is pre-angled and tension adjustable, allowing for a tailored fit. The dual-leaf spring adds a second layer of durability, ensuring the structural integrity of the headset and prevents breaking when tension is increased.
Pat No. ZL 200820155127.0
![MD One® - Sound Fit MD One® - Ergonomax™ Headset](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-16ba1a64--mdonedesignmob.jpg?v=1602061951)
ACOUSTIC PYRAMID CHAMBER ™
Sound Design
Our Acoustic Pyramid Chamber™ keeps the stethocope tube from kinking or compressing while you work around your patient, to ensure a clear and open channel.
SAFETYLOCK™
Safe & Sound
Our patented SafetyLock™ prevents accidental puncturing of the eardrum from loose eartips coming off during your practice.
Pat No. ZL 201020279423.9
CLEAR SILICONE EARTIPS
Sounds Comfy
Our ComfortSeal™ eartips provide you with the perfect fit. All MDF® stethoscopes come with 3 sizes of eartips in small, medium, and large. Pliable silicone material allows the eartip to compress slightly creating a better sound seal.
![MD One® - Sounds Comfy MD One® - Clear Silicone Eartips](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-de341540--mdonesoundscomfy.jpg?v=1600344042)
PERSONALIZED ENGRAVING
Sound Mark
Laser engrave the chestpiece with a message of your choice, making it easy to identify and personalize for you, or a loved one.
FREE-PARTS-FOR-LIFE℠
Sound Investment
With our Free-Parts-For-Life Program, request replacement eartips, diaphragms, non-chill rings, retaining rings, and name tags anytime online and we will ship them out to you for free.
![MD One® - Sound Investment MD One® - FREE-PARTS-FOR-LIFE℠](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-fce73c67--mdonefpfl.jpg?v=1600344652)
FREE-PARTS-FOR-LIFE℠
With You For Life
For half a century, our master craftsmen have meticulously created exquisite stethoscopes for healthcare professionals, and we will continue this fanatical discipline for lifetimes to come. We will be here.
![DENSER, LONGER TUBING Sound Barrier](https://cdn.shopify.com/s/files/1/0434/5292/4069/t/17/assets/pf-3e9b001c--withyouforlifemob.jpg?v=1600171929)
FREE-PARTS-FOR-LIFE℠
With You For Life
For half a century, our master craftsmen have meticulously created exquisite stethoscopes for healthcare professionals, and we will continue this fanatical discipline for lifetimes to come. We will be here.