1
Kenneth B Stokes: Drug dispensing body implantable lead. Medtronic, Reed A Duthler, Joseph F Breimayer, John L Rooney, March 26, 1985: US04506680 (512 worldwide citation)

A body implantable lead for the delivery of stimulation energy to a desired body site including a drug dispenser carried by the lead which retains a drug to be dispensed while allowing the dispensing of that drug at least adjacent the desired body stimulation site. The drug may be one which is inten ...


2
Keith M Johnson: Dynamic annulus heart valve and reconstruction ring. Medtronic, Joseph F Breimayer, John L Rooney, Carl A Forest, July 20, 1982: US04339831 (423 worldwide citation)

A synthetic leaflet aortic and mitral heart valve for use in replacement of diseased natural heart valves having a flexible, curved framework, a flexible membrane attached to the framework and fixation means for attaching the valve to the tissue annulus. The framework consists of at least three curv ...


3
Robert J Klepinski: Implantable neural electrode. Medtronic, Harold R Patton, Daniel W Latham, John L Rooney, February 1, 1994: US05282468 (420 worldwide citation)

An electrode for establishing electrical contact with nerve tissue. The electrode is chronically implantable. The outer substrate of the electrode is a semi-rigid, body compatible, insulating material such as a chronically implantable polymer. The outer substrate is molded as a single structure havi ...


4
Kenneth B Stokes: Drug dispensing body implantable lead employing molecular sieves and methods of fabrication. Medtronic, Reed A Duthler, Joseph F Breimayer, John L Rooney, March 25, 1986: US04577642 (398 worldwide citation)

A body implantable lead for the delivery of stimulation energy to a desired body site including a drug dispenser carried by the lead which retains a drug to be dispensed while allowing the dispensing of that drug at least adjacent the desired body stimulation site. The drug is retained in a cavity w ...


5
David L Thompson, Robert M Bennett, Glenn M Roline: Telemetry system for a medical device. Medtronic, Robert C Beck, John L Rooney, Joseph F Breimayer, December 3, 1985: US04556063 (397 worldwide citation)

A data telemetry system for use with implanted medical devices for transmitting digital and analog data to a remote receiver by enabling different combinations of fixed and variable value current sources according to a telemetry logic code to energize a tank coil and produce a ringing type of variab ...


6
Stephen R Duggan: Drug administration device. Medtronic, John L Rooney, Joseph F Breimayer, Robert C Beck, September 8, 1987: US04692147 (396 worldwide citation)

An implantable drug administration device can be non-invasively programmed to change both the dosage amount and the dosage interval. Verification of received dosage and interval commands is being achieved by means of an audio transducer which is attached to the device case. Application of a magnet o ...


7
Kenneth M Anderson, Dennis A Brumwell: Rate adaptive pacer. Medtronic, Robert C Beck, John L Rooney, Joseph F Breimayer, January 31, 1984: US04428378 (393 worldwide citation)

An activity sensor mounted within the pacer detects the general activity level of the patient and alters the escape interval of the pacer between a preset minimum and maximum in response to the detected activity level of the patient.


8
Harold T Markowitz: Marker channel telemetry system for a medical device. Medtronic, Robert C Beck, John L Rooney, Joseph F Breimayer, February 15, 1983: US04374382 (341 worldwide citation)

A marker channel telemetry system for use with a pacemaker or other medical device for transmitting event identifying codes to a remote receiver to indicate the occurrence of specific events such as sensed and paced events in a dual chamber pacemaker. The structure of the system includes latches to ...


9
Michael J Kallok: Method and apparatus for low energy endocardial defibrillation. Medtronic, Joseph F Breimayer, Robert C Beck, John L Rooney, March 1, 1988: US04727877 (306 worldwide citation)

Ventricular fibrillation and other tachyarrhythmias are controlled by delivery of two sequential impulses to two pairs of electrodes placed partially within or adjacent to the heart. One electrode pair is provided by an endocardial lead which includes a distal electrode adapted to reside in the apex ...


10
Kenneth M Anderson, Dennis A Brumwell: Implantable dynamic pressure transducer system. Medtronic, Robert C Beck, John L Rooney, Joseph F Breimayer, December 4, 1984: US04485813 (293 worldwide citation)

Pressure and motion transducer, and cooperating circuitry for an implantable medical device is disclosed. The system includes a clock for the pulse excitation of a dynamic motion transducer and further includes circuitry for recovering the modulated signal from the transducer.