1
Peter P Tarjan: Using an implantable antitachycardia defibrillator circuit. TNC Medical Devices, George H Gerstman, November 29, 1988: US04787389 (165 worldwide citation)

A cardiac stimulation apparatus is provided which includes an implantable cardiac pacer 10 having an antitachycardia circuit 12 and an implantable defibrillator circuit 58. The patient's electrical heart rate is sensed and if the heart rate exceeds a predetermined threshold, the antitachycardia circ ...


2
Stanley R Hess, Peter P Tarjan: Mapping electrode assembly. Cordis Corporation, Lockwood Alex Fitzgibbon & Cummings, December 16, 1986: US04628937 (152 worldwide citation)

A set of electrodes are provided, preferably in a symmetrical array, which electrodes are mounted within a pliable mounting cup that is capable of conforming to the shape and size of various surfaces of body organs, such as the heart. The pliable cup is capable of both epicardial and endocardial typ ...


3
Philip Gold, Peter P Tarjan: Endocardial lead having helically wound ribbon electrode. Cordis Corporation, Henry W Collins, Thomas R Vigil, November 13, 1984: US04481953 (141 worldwide citation)

An endocardial lead which includes an elongated, flexible, insulative tubing, a central flexible conductor positioned within the tubing and having one end adapted to be electrically connected to a pulse generator. A ribbon-shaped bonding member is connected to the other end of the central conductor. ...


4
Peter P Tarjan, Sandra L Miller, John Martin: Implantable lead. Cordis Corporation, Lockwood Alex FitzGibbon & Cummings, October 29, 1985: US04549556 (138 worldwide citation)

An implantable neural stimulator lead for introduction to and fixation in the epidural space of a patient includes an electrical conductor coated with a non-conductive coating and having a contact region thereon including an electrode for stimulating the patient's spinal cord through the dura. The c ...


5
Peter P Tarjan, Monica Kaufer Braverman, Leonard L Rasquinha: Sensor. The University of Miami, Pillsbury Madison & Sutro, July 18, 2000: US06091977 (95 worldwide citation)

A plurality of locally sensitive, far-field immune sensors are mounted in mutually spaced relation on the exterior of the body of a subject to detect electrical signals associated with voluntary skeletal muscle activity in the immediate physical vicinity of the sensors. The detected signals are used ...


6
Peter P Tarjan, Chih Cheng Lu, Walter Besio: Single or multi-mode cardiac activity data collection, processing and display obtained in a non-invasive manner. Thomas R Vigil, Welsh & Katz, May 9, 2006: US07043292 (82 worldwide citation)

The method of presenting concurrent information about the electrical and mechanical activity of the heart using non-invasively obtained electrical and mechanical cardiac activity data from the chest or thorax of a patient comprises the steps of: placing at least three active Laplacian ECG sensors at ...


7
Stanley R Hess, Sandra L Miller, Peter J Pohndorf, Peter P Tarjan: Neural stimulator electrode element and lead. Cordis Corporation, Lockwood Alex FitzGibbon & Cummings, January 31, 1989: US04800898 (64 worldwide citation)

A neural stimulator electrode element and lead includes an elongate sheath having a passage therein and which contains an electrical conductor and electrode, the latter of which communicates through the exterior wall of the sheath. Two pairs of flexible elongate wing members are positioned on the ex ...


8
Alan F Lesnick, Peter P Tarjan: Interactive method and digitally timed apparatus for cardiac pacing arrhythmia treatment. Cordis Corporation, Kenway & Jenney, August 7, 1979: US04163451 (60 worldwide citation)

The cardiac pacer disclosed herein responds to a premature heartbeat by first digitally measuring the time interval between a pair of successive sensed heartbeats and establishing an escape interval for stimulation which is shorter than the measured heartbeat interval. Pacing at this shorter escape ...


9
Stanley H Saulson, Peter P Tarjan: Cardiac pacer with improved, output circuitry. Cordis Corporation, Kenway & Jenney, November 22, 1983: US04416282 (52 worldwide citation)

A fully implantable programmable cardiac pacer includes two main pacing channels driven by a crystal oscillator circuit. For each channel, amplitude and pulse width are programmed in paired combinations corresponding to monotonically increasing charge density. Selectively combinable constant current ...


10
Peter P Tarjan: Method for lead introduction and fixation. Cordis Corporation, Lockwood Alex Fitzgibbon & Cummings, September 3, 1985: US04538624 (46 worldwide citation)

A method for the introduction and fixation of a neural stimulator lead in the epidural space of a patient's spinal cord includes the percutaneous placement of a pair of spaced Tuohy needles such that their open tips are in the patient's epidural space and the open tips of the needles are spaced from ...