Noise Canceling Stethoscope |
Honolulu – Adrianus J. M. Houtsma with the US Army Aeromedical Research Laboratory has announced a prototype of a stethoscope to be used for patient chest auscultation in high-noise environments.
One of the big problems with traditional stethoscopes is the inability to accurately hear the heartbeat or breath sounds of a patient while in a high noise situation, such as a helicopter, a battlefield, a high traffic area and sometimes even in the back of an ambulance. Trained first responders often use electronic devices such as an EKG when available to pick up a heart rate, or simply use there hands to feel for bilateral chest movements or rough airway obstructions instead of a stethoscope when the noise level is just too high. Unfortunately this isn’t the most ideal way to identify problems at an often critical point in the care of …




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