Patent ID: 8092396
Filing Date: 2012-01-10
Classification: A61B

Abstract:
1. An auscultation device, comprising: (a) a chest-piece ergonomically shaped for single hand operation having a nonmetallic contact surface to be placed in contact with a subject, a microphone built into said chest-piece for detecting sound from said subject and converting said sound into an electrical signal, a plurality of frequency selective band-pass analog filters built into said chest-piece to eliminate ambient noise and emphasize bell sounds, diaphragm sounds, and a combination of bell and diaphragm sounds of said electrical signal depending on an operation mode resulting in an enhanced electrical signal, a controller build into said chest-piece for electrically controlling said chest-piece, operation mode selection means for selecting said operation mode, a wireless transmitter built into said chest-piece for wirelessly transmitting said enhanced electrical signal to a wireless receiver, a battery-based power source, and a status display built into said chest-piece for displaying information including one or more indications of said operation mode, said wireless transmitter, and said battery-based power source; and (b) a wireless receiver piece for examination of said enhanced electrical signal, said wireless receiver piece comprising a built-in wireless receiver and a power source.