How Do I Compare Stethoscopes
Dual-head chestpieces have the diaphragm on one side and the bell on the other. The company originated nearly 100 years ago in 1915 and is still family-owned. Features dual-bore tubing for optimal sound. They found that there was no significant difference between the Littmann Classic.E.
your perfect combo. The results show that the bell and diaphragm for a given stethoscope usually have different transmission characteristics, particularly at low frequencies. View products, classic 3M Littmann Classic Stethoscopes are dependable clinical tools for physical assessment and monitoring of your patients. This study evaluated stethoscope acoustics by using a sound frequency generator and an active artificial ear.
Stethoscopes range in price form as little as 14 to more cake than 200. Both bells and diaphragms attenuated sound transmission in the high range, and this increased with frequency. These entry-level barcode models provide essential features such as tunable diaphragms.
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The Tycos Harvey Triple Head ribbed diaphragm attenuated sound transmission to a significantly greater extent than the other diaphragms (P less than.01).
Six popular, currently available stethoscopes were compared in their various modes involving bells, diaphragms, etc.: Littmann Classic II, Littmann Cardiology II, Littmann Master Cardiology, Hewlett-Packard Rappaport-Sprague, Tycos Harvey Triple Head, and Allen Medical Series 5A RPS Binaural.
A Comparison of Stethoscopes 3M Littmann Stethoscope Product Comparison
View products, electronic 3M Littmann Electronic Stethoscopes provide high-performance auscultation with amplification and ambient noise reduction.
View products, lightweight and Select 3M Littmann Ligthweight and Select Stethoscopes are ideal for taking blood pressure readings and making patient assessments.
Find yours now, choose the 3M Littmann Stethoscope that's perfect for you.
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Make an investment in yourself. The stethoscope is an acoustic medical device used to listen to a patient's chest cavity, heart, and pulse. While the differences found in sound transmission between stethoscopes were in most cases small, the Littmann Cardiology II, bell and diaphragm, appears to possess the best overall performance by this study design. To promote your Products or Services in the t Directory please email.
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Comparison of the acoustic properties of six popular stethoscopes
7 Best Stethoscope Reviews 2014 Buying Guide
A 3M Littmann Stethoscope distinguishes you as a dedicated medical professional, committed to achieving the best patient outcomes. The transfer function was measured from.5-1000 Hz, the range where nearly all heart and lung sounds are found.
Find yours now, cardiology 3M Littmann Cardiology Stethoscopes provide outstanding acoustic sensitivity to help you perform detailed diagnostic auscultation. Choose the 3M Littmann stethoscope thats perfect for you. 3M, Littmann, the L Littmann logo, L, Master Cardiology, Cardiology IV, Master Classic II, Classic III, and the shape of the stethoscope chestpiece are trademarks. Guide to Littmann stethoscopes and a comparison chart for all 3M Stethoscopes.