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Class Information
Number: 600/512
Name: Surgery > Diagnostic testing > Cardiovascular > Heart > Detecting heartbeat electric signal > Orthogonal heartbeat electric signals combined to form vector signal
Description: Subject matter wherein electric signals detected in orthogonal directions relative to the body are combined to form a signal having both magnitude and direction.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620449 |
Differentiating ischemic from non-ischemic T-wave inversion |
Nov. 17, 2009 |
| 7614878 |
System and method for dynamic control of ultrasonic magnetostrictive dental scaler |
Nov. 10, 2009 |
| 7613506 |
Method for deriving standard 12-lead electrocardiogram, and monitoring apparatus using the same |
Nov. 3, 2009 |
| 7610084 |
System and method for classifying cardiac depolarization complexes with multi-dimensional correlation |
Oct. 27, 2009 |
| 7567836 |
ECG signal power vector detection of ischemia or infarction |
Jul. 28, 2009 |
| 7542795 |
Vector superimposition and graphical display of physiological data without or before analysis |
Jun. 2, 2009 |
| 7516017 |
Biological parameter output apparatus and program |
Apr. 7, 2009 |
| 7509170 |
Automatic capture verification using electrocardiograms sensed from multiple implanted electrodes |
Mar. 24, 2009 |
| 7444179 |
Devices, systems and methods for characterization of ventricular fibrillation and for treatment of ventricular fibrillation |
Oct. 28, 2008 |
| 7436990 |
Blood flow dynamic analyzer and its method, and image diagnostic apparatus |
Oct. 14, 2008 |
| 7340294 |
Impedance measurement apparatus for assessment of biomedical electrode interface quality |
Mar. 4, 2008 |
| 7310551 |
Diagnostic gauge for cardiac health analysis |
Dec. 18, 2007 |
| 7266408 |
Device and procedure for visual three-dimensional presentation of ECG data |
Sep. 4, 2007 |
| 7245962 |
System and method for determining reentrant ventricular tachycardia isthmus location and shape for catheter ablation |
Jul. 17, 2007 |
| 7149573 |
Method and apparatus for impedance signal localizations from implanted devices |
Dec. 12, 2006 |
| 7117030 |
Method and algorithm for spatially identifying sources of cardiac fibrillation |
Oct. 3, 2006 |
| 7043292 |
Single or multi-mode cardiac activity data collection, processing and display obtained in a non-invasive manner |
May. 9, 2006 |
| 6925330 |
Implantable medical device and method for detecting cardiac events without using of refractory or blanking periods |
Aug. 2, 2005 |
| 6920349 |
System and method for predicting the onset of cardiac pathology using fractal analysis |
Jul. 19, 2005 |
| 6847839 |
System and method for determining reentrant ventricular tachycardia isthmus location and shape for catheter ablation |
Jan. 25, 2005 |
| 6804550 |
Method and apparatus for frank lead reconstruction from derived chest leads |
Oct. 12, 2004 |
| 6766190 |
Method and apparatus for developing a vectorcardiograph in an implantable medical device |
Jul. 20, 2004 |
| 6760615 |
Method and apparatus for discriminating between tachyarrhythmias |
Jul. 6, 2004 |
| 6760622 |
Implantable multi-chamber cardiac stimulation device with sensing vectors |
Jul. 6, 2004 |
| 6754523 |
Method of analysis of the electrocardiogram |
Jun. 22, 2004 |
| 6735460 |
Biomagnetic field measuring method and apparatus |
May. 11, 2004 |
| 6725085 |
Method and apparatus for characterizing cardiac tissue from local electrograms |
Apr. 20, 2004 |
| 6721591 |
Method of deriving standard 12-lead electrocardiogram and electrocardiogram monitoring apparatus |
Apr. 13, 2004 |
| 6600948 |
Method for velocity component vector mapping |
Jul. 29, 2003 |
| 6597942 |
Electrocardiograph leads-off indicator |
Jul. 22, 2003 |
| 6539245 |
Biomagnetic field measuring method and apparatus |
Mar. 25, 2003 |
| 6526313 |
System and method for classifying cardiac depolarization complexes with multi-dimensional correlation |
Feb. 25, 2003 |
| 6490479 |
Atrial fibrillation detection method and apparatus |
Dec. 3, 2002 |
| 6438409 |
Methods of characterizing ventricular operations and applications thereof |
Aug. 20, 2002 |
| 6424860 |
Myocardial ischemia and infarction analysis and monitoring method and apparatus |
Jul. 23, 2002 |
| 6415174 |
ECG derived respiratory rhythms for improved diagnosis of sleep apnea |
Jul. 2, 2002 |
| 6409660 |
Portable telemedicine device |
Jun. 25, 2002 |
| 6389310 |
Method and apparatus for analyzing heart function using 4D ECG synchronized heart cavity tomoscintigraphy |
May. 14, 2002 |
| 6360121 |
Intracardiac potential analyzing apparatus and method |
Mar. 19, 2002 |
| 6282440 |
Method to identify electrode placement |
Aug. 28, 2001 |
| 6230037 |
Biomagnetic field measuring method and apparatus |
May. 8, 2001 |
| 6073046 |
Heart monitor system |
Jun. 6, 2000 |
| 6052615 |
Method and apparatus for sensing and analyzing electrical activity of the human heart using a four electrode arrangement |
Apr. 18, 2000 |
| 6038469 |
Myocardial ischemia and infarction analysis and monitoring method and apparatus |
Mar. 14, 2000 |
| 5987348 |
ECG triggered MR imaging method and apparatus |
Nov. 16, 1999 |
| 5944669 |
Apparatus and method for sensing cardiac function |
Aug. 31, 1999 |
| 5840038 |
Method and apparatus for signal averaging and analyzing high resolution P wave signals from an electrocardiogram |
Nov. 24, 1998 |
| 5803084 |
Three dimensional vector cardiographic display and method for displaying same |
Sep. 8, 1998 |
| 5697377 |
Catheter mapping system and method |
Dec. 16, 1997 |
| 5694942 |
Analysis of heart waveforms |
Dec. 9, 1997 |
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