1
Roger W Dahl, David K Swanson, Stephen J Hahn, Douglas J Lang, John E Heil: Subcutaneous defibrillation electrodes. Cardiac Pacemakers, Haugen and Nikolai, April 20, 1993: US05203348 (279 worldwide citation)

Implantable electrodes for defibrillation are formed of pluralities of electrode segments. Each of the segments is relatively long and narrow. The electrode segments can be parallel and spaced apart from one another a distance at least ten times the nominal width, with one end of each segment mounte ...


2
Roger W Dahl, David K Swanson, Stephen J Hahn, Douglas J Lang, John E Heil: Process for implanting subcutaneous defibrillation electrodes. Cardiac Pacemakers, Haugen and Nikolai, July 27, 1993: US05230337 (261 worldwide citation)

Implantable electrodes for defibrillation are formed of pluralities of electrode segments. Each of the segments is relatively long and narrow. The electrode segments can be parallel and spaced apart from one another a distance at least ten times the nominal width, with one end of each segment mounte ...


3
Roger W Dahl, David K Swanson, Stephen J Hahn, Douglas J Lang, John E Heil: Subcutaneous defibrillation electrodes. Cardiac Pacemakers, Haugen and Nikolai P A, February 18, 1997: US05603732 (244 worldwide citation)

Implantable electrodes for defibrillation are formed of pluralities of electrode segments. Each of the segments is relatively long and narrow. The electrode segments can be parallel and spaced apart from one another a distance at least ten times the nominal width, with one end of each segment mounte ...


4
Roger W Dahl, David K Swanson, Stephen J Hahn, Douglas J Lang, John E Heil: Body implantable defibrillation system. Cardiac Pacemakers, Haugen and Nikolai P A, August 13, 1996: US05545202 (193 worldwide citation)

Implantable electrodes for defibrillation are formed of pluralities of electrode segments. Each of the segments is relatively long and narrow. The electrode segments can be parallel and spaced apart from one another a distance at least ten times the nominal width, with one end of each segment mounte ...


5
David K Swanson, Roger W Dahl, Douglas J Lang: Defibrillation electrode system having smooth current distribution with floating electrode. Cardiac Pacemakers, Keck Mahin & Cate, May 24, 1994: US05314459 (185 worldwide citation)

A defibrillation electrode for implantation in the region of the heart and for connection to a defibrillation system. The electrode comprises multiple independent conductive segments spaced apart for defining a discharge surface of the electrode. In one embodiment, the electrode comprises a pluralit ...


6
Roger W Dahl, David K Swanson, Stephen J Hahn, Douglas J Lang, John E Heil: Subcutaneous defibrillation electrodes. Cardiac Pacemakers, November 1, 1994: US05360442 (170 worldwide citation)

Implantable electrodes for defibrillation are formed of pluralities of electrode segments. Each of the segments is relatively long and narrow. The electrode segments can be parallel and spaced apart from one another a distance at least ten times the nominal width, with one end of each segment mounte ...


7
Raymond E Ideker, Paul A Guse, Douglas J Lang, David K Swanson, Roger W Dahl: Low energy multiple shock defibrillation/cardioversion discharge technique and electrode configuration. Cardiac Pacemakers, Fleit Jacobson Cohn Price Holman & Stern, April 28, 1992: US05107834 (168 worldwide citation)

A cardioversion/defibrillation system employing a dual biphasic and multi-electrode discharge technique for effectively defibrillating the heart by creating a voltage gradient throughout substantially all of the heart which is above a critical voltage gradient while delivering a minimum energy shock ...


8
David K Swanson, James P Nelson, Douglas J Lang: Defibrillator waveform generator for generating waveform of long duration. Cardiac Pacemakers, Barnes & Thornburg, June 3, 1997: US05634938 (158 worldwide citation)

An implantable defibrillator/cardioverter which generates a biphasic waveform having a duration of at least 15-80 msec and a small "tilt" between the leading edge and trailing edge voltages of each phase. In one embodiment, two capacitors are connected in parallel to create an effectively large capa ...


9
Roger W Dahl, David K Swanson, Stephen J Hahn, Douglas J Lang, John E Heil: Body implantable defibrillation system. Cardiac Pacemakers, August 30, 1994: US05342407 (145 worldwide citation)

Implantable electrodes for defibrillation are formed of pluralities of electrode segments. Each of the segments is relatively long and narrow. The electrode segments can be parallel and spaced apart from one another a distance at least ten times the nominal width, with one end of each segment mounte ...


10
Stanley M Bach Jr, J Edward Shapland, Douglas J Lang, Roger W Dahl: Unitary intravascular defibrillating catheter with separate bipolar sensing. Cardiac Pacemakers, Haugen and Nikolai, September 3, 1991: US05044375 (131 worldwide citation)

A cardioversion system includes a bipolar sensing circuit with two sensing electrodes, and a cardioversion circuit with two spaced apart spring electrodes. The sensing electrodes are spaced apart from one another but kept sufficiently close to one another for isolated, localized R-wave sensing. The ...