1
Dahl Roger W, Wickham Robert W, Heil John, Kafera James D, Hoch J Michael: Insertion and tunneling tool for a subcutaneous wire patch electrode.. Cardiac Pacemakers, December 9, 1992: EP0517494-A2 (105 worldwide citation)

A tool (1) for subcutaneously implanting a subcutaneous electrode comprising several wire patch electrode segments by way of a single surgical incision. The tunneling tool (1) comprises a stylet (2) and a peel-away sheath (8). The tunneling tool (1) is inserted into an incision, in a direction which ...


2
Dahl Roger W, Lipson David: Metallized, implantable cardiac electrode.. Cardiac Pacemakers, August 31, 1994: EP0612538-A2 (44 worldwide citation)

An implantable cardiac electrode includes a flexible polymeric substrate, a metallized surface layer of the polymeric substrate forming one or more electrically conductive regions on the surface of the polymeric substrate, and one or more insulated conductors connecting the electrically conductive r ...


3
Dahl Roger W, Swanson David K, Hahn Stephen J, Lang Douglas J, Heil John E: Subcutaneous defibrillation electrodes.. Cardiac Pacemakers, December 11, 1991: EP0460324-A2 (33 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
Dahl Roger W, Arora Sanjiv: Porous electrode with enhanced reactive surface.. Cardiac Pacemakers, October 23, 1991: EP0453117-A1 (18 worldwide citation)

A body implantable electrode (20,68) includes a platinum wire or filament (28,40,46,52,70) compressed and bundled into a serpentine configuration and retained within a platinum screen (30), thus to form a highly porous electrode. The electrode body is then surface treated by vapor deposition or vapo ...


5
Bach Stanly M Jr, Shapland Edward J, Lang Douglas J, Dahl Roger W: Unitary intravascular defibrillating catheter with separate bipolar sensing.. Cardiac Pacemakers, February 10, 1993: EP0526671-A1 (8 worldwide citation)

A cardioversion system includes a bipolar sensing circuit (80) with two sensing electrodes (20, 22), and a cardioversion circuit (72) with two spaced apart spring electrodes (24, 26). The sensing electrodes (20, 22) are spaced apart from one another but kept sufficiently close to one another for iso ...


6
Dahl Roger W, Swanson David K, Lipson David: Stent-type defibrillation electrode structures.. Cardiac Pacemakers, September 6, 1995: EP0669839-A1 (8 worldwide citation)

Implantable electrode structures for use in apparatus for applying electrical therapy to a patient's heart in the treatment of arrhythmias such as tachycardias and fibrillations of the heart are herein disclosed. The electrode structures are made in the form of expandable (or self-expanding) intrava ...


7
Kenknight Bruce H, Dahl Roger W, Swanson David K: Implantable conformal coil-patch electrode with multiple conductive elements for cardioversion and defibrillation.. Cardiac Pacemakers, June 22, 1994: EP0602356-A2 (4 worldwide citation)

Body-implantable leads with open, unbacked (uninsulated) electrode structures having electrical discharge surfaces formed by conductive elements, such as mesh and braid, and preferably coils. The electrode structures can be classified by pattern: (1) loops, (2) linear arrays and (3) radial arrays. T ...


8
Bach Stanley M Jr, Shapland J Edward, Lang Douglas J, Dahl Roger W: Catheter de defibrillation intravasculaire muni dun circuit de detection bipolaire, Unitary intravascular defibrillating catheter with separate bipolar sensing. Cardiac Pacemakers, RIDOUT & MAYBEE, October 27, 1998: CA2048449 (1 worldwide citation)

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


9
Dahl Roger W, Heil Jr Ronald W: Controlled discharge defibrillation electrode. Mirowski Mieczyslaw, April 10, 1991: GB2236484-A

A defibrillation electrode for implantation on or about the heart and for connection to a defibrillation system. The electrode comprises a plurality of electrically conductive elements spaced apart and electrically connected together. thus, increasing the number of discharging edges on the electrode ...


10
Dahl Roger W, Heil Ronald W Jr: Controlled discharge defibrillation electrode. Mirowski Mieczyslaw, April 5, 1991: FR2652505-A1

A defibrillation electrode for implantation on or about the heart and for connection to a defibrillation system. The electrode comprises a plurality of electrically conductive elements spaced apart and electrically connected together. thus, increasing the number of discharging edges on the electrode ...