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Class Information
Number: 381/67
Name: Electrical audio signal processing systems and devices > Stethoscopes, electrical
Description: Subject matter forming an instrument used to convey sounds to the ear of a user.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7593534 |
Transducer for bioacoustic signals |
Sep. 22, 2009 |
| 7559900 |
Cardiac sensing and detection using subcutaneous ECG signals and heart sounds |
Jul. 14, 2009 |
| 7527123 |
Patient-friendly stethoscope |
May. 5, 2009 |
| 7520860 |
Detection of coronary artery disease using an electronic stethoscope |
Apr. 21, 2009 |
| 7393326 |
Apparatus for screening and diagnosing by dual stethoscopic and Doppler detection |
Jul. 1, 2008 |
| 7346174 |
Medical device with communication, measurement and data functions |
Mar. 18, 2008 |
| 7319762 |
Headset with flashing light emitting diodes |
Jan. 15, 2008 |
| 7300406 |
Medical examination apparatus |
Nov. 27, 2007 |
| 7300405 |
Analysis of auscultatory sounds using single value decomposition |
Nov. 27, 2007 |
| 7302290 |
Heart-activity monitoring with multi-axial audio detection |
Nov. 27, 2007 |
| 7291106 |
Diagnostic system and portable telephone device |
Nov. 6, 2007 |
| 7289634 |
Electronic stethoscope measurement system and method |
Oct. 30, 2007 |
| 7209796 |
Auscultatory training system |
Apr. 24, 2007 |
| 7203322 |
Acoustic detector with noise cancellation |
Apr. 10, 2007 |
| 7182733 |
Cordless stethoscope for hazardous material environments |
Feb. 27, 2007 |
| 7162039 |
Noise barrier apparatus having acoustic wave damping cushions |
Jan. 9, 2007 |
| 7130429 |
Method and an apparatus for processing auscultation signals |
Oct. 31, 2006 |
| 7082202 |
Sound pickup sensor |
Jul. 25, 2006 |
| 7024001 |
Stethoscope |
Apr. 4, 2006 |
| 7006638 |
Electronic stethoscope |
Feb. 28, 2006 |
| 7003122 |
Portable audio device with body/motion signal reporting device |
Feb. 21, 2006 |
| 7003121 |
Method and an apparatus for processing an auscultation signal |
Feb. 21, 2006 |
| 6999592 |
Time and frequency windowed pocket cardiac stethoscope |
Feb. 14, 2006 |
| 6947565 |
Physiological condition monitors utilizing very low frequency acoustic signals |
Sep. 20, 2005 |
| 6852084 |
Wireless physiological pressure sensor and transmitter with capability of short range radio frequency transmissions |
Feb. 8, 2005 |
| 6847720 |
Quick-updating stethoscope receiver |
Jan. 25, 2005 |
| 6757392 |
Electronic stethoscope |
Jun. 29, 2004 |
| 6726635 |
Cardiac impulse detector |
Apr. 27, 2004 |
| 6725966 |
Stethoscope |
Apr. 27, 2004 |
| 6661897 |
Transducer for sensing body sounds |
Dec. 9, 2003 |
| 6595316 |
Tension-adjustable mechanism for stethoscope earpieces |
Jul. 22, 2003 |
| 6587564 |
Resonant chamber sound pick-up |
Jul. 1, 2003 |
| 6533736 |
Wireless medical stethoscope |
Mar. 18, 2003 |
| 6514213 |
Earpiece assembly for a stethoscope |
Feb. 4, 2003 |
| 6512830 |
Auscultation apparatus |
Jan. 28, 2003 |
| 6498854 |
Transducer for sensing body sounds |
Dec. 24, 2002 |
| 6454045 |
Stethoscope with optical fiber light |
Sep. 24, 2002 |
| 6438238 |
Stethoscope |
Aug. 20, 2002 |
| 6428886 |
Method for attenuating thermal sensation when handling objects at non-body temperature |
Aug. 6, 2002 |
| 6415033 |
Physiological condition monitors utilizing very low frequency acoustic signals |
Jul. 2, 2002 |
| 6396931 |
Electronic stethoscope with diagnostic capability |
May. 28, 2002 |
| 6366675 |
Sound pressure detecting system |
Apr. 2, 2002 |
| 6330339 |
Hearing aid |
Dec. 11, 2001 |
| 6324289 |
Pick-up head for an electronic stethoscope |
Nov. 27, 2001 |
| 6295365 |
Acoustic sensor and electric stethoscope device incorporating the same therein |
Sep. 25, 2001 |
| 6220866 |
Electronic auscultation system for patient simulator |
Apr. 24, 2001 |
| 6219424 |
Electronic stereophonic amplifier |
Apr. 17, 2001 |
| 6178250 |
Acoustic point source |
Jan. 23, 2001 |
| 6139505 |
Method and apparatus for displaying lung sounds and performing diagnosis based on lung sound analysis |
Oct. 31, 2000 |
| 6134331 |
Electronic stethoscope |
Oct. 17, 2000 |
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