WO2007149279A3 - Amplified stethoscope with automatic noise reduction signal processing - Google Patents

Amplified stethoscope with automatic noise reduction signal processing Download PDF

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Publication number
WO2007149279A3
WO2007149279A3 PCT/US2007/013865 US2007013865W WO2007149279A3 WO 2007149279 A3 WO2007149279 A3 WO 2007149279A3 US 2007013865 W US2007013865 W US 2007013865W WO 2007149279 A3 WO2007149279 A3 WO 2007149279A3
Authority
WO
WIPO (PCT)
Prior art keywords
signal processing
noise reduction
reduction signal
automatic noise
stethoscope
Prior art date
Application number
PCT/US2007/013865
Other languages
French (fr)
Other versions
WO2007149279A2 (en
Inventor
Michael L Petroff
Original Assignee
Michael L Petroff
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Michael L Petroff filed Critical Michael L Petroff
Publication of WO2007149279A2 publication Critical patent/WO2007149279A2/en
Publication of WO2007149279A3 publication Critical patent/WO2007149279A3/en

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B7/00—Instruments for auscultation
    • A61B7/02—Stethoscopes
    • A61B7/04—Electric stethoscopes

Abstract

An amplified stethoscope comprising multiple novel signal processes, in which pickup head movement induced artifact noise is squelched, competing external ambient noise is minimized, anatomical sounds are normalized, binaural summation is optimized, and, where applicable, such processes are provided in an automated manner.
PCT/US2007/013865 2006-06-17 2007-06-13 Amplified stethoscope with automatic noise reduction signal processing WO2007149279A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US81422606P 2006-06-17 2006-06-17
US60/814,226 2006-06-17

Publications (2)

Publication Number Publication Date
WO2007149279A2 WO2007149279A2 (en) 2007-12-27
WO2007149279A3 true WO2007149279A3 (en) 2008-03-06

Family

ID=38833979

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2007/013865 WO2007149279A2 (en) 2006-06-17 2007-06-13 Amplified stethoscope with automatic noise reduction signal processing

Country Status (1)

Country Link
WO (1) WO2007149279A2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8870791B2 (en) 2006-03-23 2014-10-28 Michael E. Sabatino Apparatus for acquiring, processing and transmitting physiological sounds

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5492129A (en) * 1993-12-03 1996-02-20 Greenberger; Hal Noise-reducing stethoscope
US6999592B2 (en) * 2002-08-08 2006-02-14 Chelen William E Time and frequency windowed pocket cardiac stethoscope

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5492129A (en) * 1993-12-03 1996-02-20 Greenberger; Hal Noise-reducing stethoscope
US6999592B2 (en) * 2002-08-08 2006-02-14 Chelen William E Time and frequency windowed pocket cardiac stethoscope

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8870791B2 (en) 2006-03-23 2014-10-28 Michael E. Sabatino Apparatus for acquiring, processing and transmitting physiological sounds
US8920343B2 (en) 2006-03-23 2014-12-30 Michael Edward Sabatino Apparatus for acquiring and processing of physiological auditory signals

Also Published As

Publication number Publication date
WO2007149279A2 (en) 2007-12-27

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