1
Peter M J Mulier, Michael F Hoey: Method and apparatus for RF ablation and hyperthermia. Medtronic, Harold R Patton, Peter Forrest, September 15, 1998: US05807395 (522 worldwide citation)

A methods and apparatuses for ablation or hyperthermic treatment of body tissue are disclosed, wherein the application of radio-frequency ablative or hyperthermic energy is accompanied by the infusion of a conductive solution into the tissue, such that a virtual electrode is created. The virtual ele ...


2
Peter M J Mulier, Michael F Hoey: Ball point fluid-assisted electrocautery device. Medtronic, Harold R Patton, Peter Forrest, April 27, 1999: US05897553 (382 worldwide citation)

An electrocautery device is disclosed. In accordance with one aspect of the invention, the electrocautery electrode/tip is provided with a hollow, conductive tube terminating at its distal end in a ball point type tip. Fluid, preferably conductive fluid, is applied to the proximal end of the hollow ...


3
Cornelius Borst, Hendricus J Mansvelt Beck, Paul F Grundeman, Erik W L Jansen: Method and apparatus for temporarily immobilizing a local area of tissue. Medtronic, Harold R Patton, Peter Forrest, July 27, 1999: US05927284 (359 worldwide citation)

A method and apparatus for temporarily immobilizing a local area of tissue. In particular, the present invention provides a method and apparatus for temporarily immobilizing a local area of heart tissue to thereby permit surgery on a coronary vessel in that area without significant deterioration of ...


4
Jeffrey M Gross: Annuloplasty prosthesis. Medtronic, Harold R Patton, Curtis D Kinghorn, Peter Forrest, October 20, 1998: US05824066 (273 worldwide citation)

An annuloplasty ring having an adjustable configuration. The ring takes the form of a tubular sleeve surrounding frame members which be deflected by means of drawstrings.


5
Mark A Christopherson, Johann J Neisz, John Hammargren: Respiratory effort detection method and apparatus. Medtronic, Harold R Patton, Daniel W Latham, Peter Forrest, August 31, 1999: US05944680 (268 worldwide citation)

A method of predicting critical points in patient respiration includes monitoring at least one characteristic of a respiratory effort waveform of a patient to detect a respiratory event. A refractory period is defined that includes a hard refractory period during which time the respiratory event can ...


6
Cornelius Borst, Hendricus J Mansvelt Beck, Paul F Grundeman, Erik W L Jansen: Method and apparatus for temporarily immobilizing a local area tissue. Medtronic, Harold R Patton, Peter Forrest, January 18, 2000: US06015378 (207 worldwide citation)

A method and apparatus for temporarily immobilizing a local area of tissue. In particular, the present invention provides a method and apparatus for temporarily immobilizing a local area of heart tissue to thereby permit surgery on a coronary vessel in that area without significant deterioration of ...


7
Stephen J Hahn, David K Swanson: Method and apparatus for defibrillation using a multiphasic truncated exponential waveform. Cardiac Pacemakers, Peter Forrest, November 21, 1995: US05468254 (199 worldwide citation)

A method and apparatus for converting an arrhythmia of a heart using a biphasic truncated exponential waveform wherein the first phase is of shorter duration than the second phase.


8
Mark A Christopherson, Johann J Neisz: Method and apparatus for operating therapy system. Medtronic, Curtis Kinghorn, Peter Forrest, Daniel W Latham, August 8, 2000: US06099479 (174 worldwide citation)

A method for operating an implantable therapy system to conserve energy includes providing an implantable sensing device that generates a signal as a function of a physiological parameter of a patient during a treatment period. The signal is monitored during at least portions of the treatment period ...


9
David K Swanson, Raymond E Ideker, Greg Walcott: Dual capacitor biphasic defibrillator waveform generator employing selective connection of capacitors for each phase. Cardiac Pacemakers, Duke University, Peter Forrest, May 2, 1995: US05411525 (168 worldwide citation)

An implantable defibrillator/cardioverter which generates a biphasic defibrillation/cardioversion waveform including a pulse generator comprising two capacitors and a pair of switches for connecting the capacitors in parallel during a first phase and in series during a second phase. The first phase ...


10
Mark A Christopherson, Johann J Neisz, Shahram Malek, Todd Goblish: Diagnostic testing methods and apparatus for implantable therapy devices. Medtronic, Harold R Patton, Peter Forrest, February 1, 2000: US06021352 (165 worldwide citation)

A testing method for use with a patient stimulation system includes providing a stimulation system including a patient control unit. The patient control unit initiates and terminates treatment periods. At least one period of stimulation to stimulate the patient is automatically provided upon initiat ...