1
Paul C Nardella: Fluid cooled ablation catheter. American Cardiac Ablation Co, Lahive & Cockfield, August 2, 1994: US05334193 (916 worldwide citation)

A thin, elongate and flexible ablation catheter, suitable for delivery to an internal organ, comprises a fluid delivery lumen centrally located within the catheter, and first and second electrodes disposed on an outer surface of the catheter. The electrodes preferably are helically oriented about th ...


2
Gregory Kenley, George Ericson, Richard Fortier, Chuck Holland, Robert Mastors, James Pownell, Tracy Taylor, John Wallace, Neil Webber: Digital data storage system with improved data migration. Epoch Systems, Lahive & Cockfield, January 4, 1994: US05276867 (880 worldwide citation)

A digital data storage apparatus has primary, secondary and backing storage elements characterized by respectively longer access times. A level detector signals when the quantity of data in the secondary store exceeds a threshold amount. A data migrator responds by moving selected data files from th ...


3
Paul C Nardella, David C Yates, Jesse J Kuhns, Richard P Nuchols, Martin Madden, Steven H Mersch: Alternative current pathways for bipolar surgical cutting tool. Medical Scientific, Ethicon Endo Surgery, William C Lahive & Cockfield Geary III, July 2, 1996: US05531744 (843 worldwide citation)

A bipolar electrosurgical tool comprises a retractable cutting element movable along a cutting path and an electrical energy supply source which communicates electrical energy (e.g., radio frequency energy) through one or more energy delivering electrodes associated with a tissue affecting portion o ...


4
Richard W Fortier, Robert M Mastors, Tracy M Taylor, John J Wallace: Digital data processor with improved backup storage. Epoch Systems, Lahive & Cockfield, January 4, 1994: US05276860 (748 worldwide citation)

An improved backup storage system and method for use in conjunction with hierarchical or mass storage servers and networks is disclosed. Baseline, full and incremental backup procedures are used to save file copies. In one preferred embodiment, the baseline backup procedure is used to store copies o ...


5
Paul C Nardella: Fluid cooled electrosurgical probe for cutting and cauterizing tissue. American Cardiac Ablation Co, Lahive & Cockfield, January 24, 1995: US05383876 (641 worldwide citation)

An electrosurgical probe is disclosed which provides the ability to both cut and cauterize tissue. The probe includes at least one cauterization electrode mounted upon a distal portion of the electrode and adapted to deliver electrosurgical energy to tissue. Further, a central lumen is disposed with ...


6
Jacob H Barak: Surgical stapler. Abiomed, Lahive & Cockfield, June 5, 1990: US04930674 (629 worldwide citation)

A stapler for the anastomosis of blood vessels includes a vessel gripping structure, and an outwardly directed anvil head structure, and a stapler head structure adjustably positioned opposite each other. A first vessel is everted to form a cuff over one head structure, and the cuff is inserted into ...


7
Paul C Nardella: Fluid cooled electrosurgical cauterization system. American Cardiac Ablation Co, Lahive & Cockfield, August 30, 1994: US05342357 (546 worldwide citation)

An electrosurgical probe is disclosed which provides the ability to both cut and cauterize tissue. The probe includes at least one cauterization electrode mounted upon a distal portion of the electrode and adapted to deliver electrosurgical energy to tissue. Further, a central lumen is disposed with ...


8
Jeffrey L Forman, Fredric L Milder, Henri F deGuillebon, Irving Kalikow, A Ze ev Hed: Generic endoscopic instrument. Implemed, Lahive & Cockfield, January 4, 1994: US05275608 (531 worldwide citation)

A surgical tool for operating within a body cavity through a small diameter opening includes a substantially rigid member which is elongated along a first axis and which has a cross-sectional dimension to fit within the opening. A head is mounted on one end of the rigid member for movement in at lea ...


9
Paul C Nardella: Ablation catheter positioning system. American Cardiac Ablation Co, Lahive & Cockfield, August 30, 1994: US05341807 (525 worldwide citation)

A multi-electrode cardiac catheter has pairs of electrodes connected to sensing circuitry to produce a differential signal. The sensing output is sharply defined and self-normalizing. Preferably a catheter ablation tip electrode is an electrode of one pair, and the differential signal becomes non-ze ...


10
Paul C Nardella, David C Yates: Bipolar electrosurgical trocar. Medical Scientific, Ethicon Endo Surgery, William C Geary III, Lahive & Cockfield, May 23, 1995: US05417687 (398 worldwide citation)

The invention provides an electrosurgical tissue penetrating probe (e.g., a trocar) for use with surgical procedures such as a laproscopy. The trocar has a stylet disposed within the housing member, having an active electrode disposed on a distal end thereof to deliver electrosurgical energy to the ...