MDF® Single Head Lightweight Stethoscope The MDF® Single Head Stethoscope offers the medical community an economical, quality diagnostic device designed for blood pressure assessment and general examination. The MDF® Single Head Stethoscope is the solution for healthcare professionals looking for a professional-grade instrument at an affordable price. The slim, ergonomic, lightweight anodized aluminum chestpiece fitted with an ultra-thin fiber diaphragm is designed to fit effortlessly beneath a blood pressure cuff. It increases acoustic amplification for detection of Korotkoff sounds during blood pressure measurement. Soft silicone ComfortSeal™ eartips are phthalate-free and clear for hygienic purposes. They come in two sizes to seal out extraneous noise while ensuring comfort during extended use.