1
Raja N Ghanem, Robert W Stadler, Xusheng Zhang: Method and apparatus for detecting arrhythmias in a medical device. Medtronic, Michael C Soldner, July 20, 2010: US07761150 (80 worldwide citation)

A method of detecting a cardiac event in a medical device that includes determining a first characteristic in response to cardiac signals sensed along a first sensing vector over a predetermined sensing window and in response to cardiac signals sensed along a second sensing vector over the predeterm ...


2
Raja N Ghanem, Robert W Stadler, Xusheng Zhang: Method and apparatus for detecting arrhythmias in a medical device. Medtronic, Michael C Soldner, July 20, 2010: US07761142 (75 worldwide citation)

A method of detecting a cardiac event in a medical device that includes sensing cardiac signals from a plurality of electrodes forming a first sensing vector and a second sensing vector, determining inflections of the sensed cardiac signals, generating a pulse amplitude threshold in response to the ...


3
Raja N Ghanem, Robert W Stadler, Xusheng Zhang, Saul E Greenhut, Karen J Kleckner, Paul G Krause, Veerdhaval Mahajan: Method and apparatus for detecting arrhythmias in a medical device. Medtronic, Michael C Soldner, March 15, 2011: US07907993 (65 worldwide citation)

A method of detecting a cardiac event in a medical device that includes sensing cardiac signals from a plurality of electrodes forming a first sensing vector and a second sensing vector, and determining first heart rate estimates associated with cardiac signals sensed from the first sensing vector a ...


4
H Toby Markowitz, Douglas A Hettrick, William J Combs, Todd J Sheldon, David L Thompson, Raja N Ghanem, Kevin A Wanasek: Remotely enabled pacemaker and implantable subcutaneous cardioverter/defibrillator system. Medtronic, Michael C Soblner, August 2, 2011: US07991467 (60 worldwide citation)

Subcutaneous Implantable cardioverter-defibrillators (SubQ ICDs) are disclosed that are entirely implantable subcutaneously with minimal surgical intrusion into the body of the patient and provide distributed cardioversion-defibrillation sense and stimulation electrodes for delivery of cardioversion ...


5
Robert W Stadler, Raja N Ghanem, Xusheng Zhang: Method and apparatus for detecting arrhythmias in a subcutaneous medical device. Medtronic, Michael C Soldner, February 22, 2011: US07894894 (59 worldwide citation)

A method and apparatus for detecting a cardiac event in a medical device that includes sensing cardiac signals from a plurality of electrodes, the plurality of electrodes forming a first sensing vector and a second sensing vector different from the first sensing vector, determining a characteristic ...


6
Raja N Ghanem, Robert W Stadler, Xusheng Zhang: Method and apparatus for detecting arrhythmias in a medical device. Medtronic, Michael C Soldner, April 17, 2012: US08160684 (50 worldwide citation)

A method of detecting a cardiac event in a medical device that includes sensing cardiac signals from a plurality of electrodes forming a first sensing vector and a second sensing vector, and determining whether the sensing of cardiac signals along the first sensing vector and along the second sensin ...


7
Raja N Ghanem, Robert W Stadler, Xusheng Zhang: Method and apparatus for detecting arrhythmias in a medical device. Medtronic, Michael C Soldner, June 8, 2010: US07734333 (50 worldwide citation)

A method of detecting a cardiac event in a medical device that includes sensing a cardiac signal from a plurality of electrodes, determining amplitudes of the sensed cardiac signal during a predetermined sensing window, determining a noise to signal ratio corresponding to the determined amplitudes, ...


8
Raja N Ghanem, Robert W Stadler, Xusheng Zhang: Method and apparatus for detecting arrhythmias in a medical device. Medtronic, Michael C Soldner, June 22, 2010: US07742812 (48 worldwide citation)

A method of detecting a cardiac event that includes sensing cardiac signals from a plurality of electrodes, determining rates of change of the sensed cardiac signals, and determining a range of the sensed cardiac signals. The sensed cardiac signals are detected as being associated with the cardiac e ...


9
Raja N Ghanem, Robert W Stadler, Xusheng Zhang, Karen J Kleckner, Paul G Krause: Method and apparatus for detecting arrhythmias in a medical device. Medtronic, Michael C Soldner, August 3, 2010: US07769452 (35 worldwide citation)

A method of detecting a cardiac event in a medical device that includes sensing cardiac signals from a plurality of electrodes forming a first sensing vector and a second sensing vector, determining whether the first sensing vector and the second sensing vector is corrupted by noise, and determining ...


10
Raja N Ghanem, Robert W Stadler, Xusheng Zhang, Karen J Kleckner, Paul G Krause: Method and apparatus for determining oversensing in a medical device. Medtronic, Michael C Soldner, August 10, 2010: US07774049 (35 worldwide citation)

A method and apparatus for determining oversensing of cardiac signals that includes a housing containing electronic circuitry, an electrode coupled to the electronic circuitry to sense cardiac signals, and a processor, positioned within the housing, to determine an oversensing characteristic associa ...