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Acoustical Properties Of Amplified And Unamplified Stethoscopes When Examining Typical Body Sounds, Jeni Abrams Dunnington
Acoustical Properties Of Amplified And Unamplified Stethoscopes When Examining Typical Body Sounds, Jeni Abrams Dunnington
Doctoral Dissertations
A stethoscope is intended for three main diagnostic purposes: listening to heart sounds, listening to lung sounds, and determining the presence or absence of bowel sounds (Callahan, Waugh, Matthew, & Granger, 2007). Currently, on the market there are two types of stethoscopes for practitioners to choose: unamplified and amplified stethoscopes. Furthermore, there is little research on the sound pressure levels (SPLs) produced by stethoscopes on the market. Therefore, the current study seeks to measure the SPL produced by various popular unamplified stethoscopes and compare those findings to the SPLs produced by amplified stethoscopes. Secondly, the SPL of selected amplified stethoscopes …