101
Joseph H Schulman, Orville R Rule III: Fluidic infusion system for catheter or probe. Fitch Even Tabin & Flannery, July 2, 1996: US05531679 (228 worldwide citation)

A fluidic infusion system introduces a select liquid chemical into the environment surrounding the functional end of an in vivo catheter or probe. The catheter/probe typically has a-sensor or electrode positioned near or at its closed distal end. A plurality of spaced radial openings are formed in a ...


102
Michael J Lands, James J Podracky, Thomas P Ryan, Dale F Schmaltz: Method and apparatus for a valve and irrigator. Valleylab, Peter C Richardson, Lawrence C Akers, Aaron Passman, April 14, 1998: US05738648 (227 worldwide citation)

A valve and irrigator used with a suction tube has an elongate funnel with an axis through an enlarged entrance and an opposed extended exit duct of a flexible elastomer. A flow passage through the elongate funnel connects the entrance to the exit permitting fluid communication. A web across and nea ...


103
John F Boylan, John A Simpson: System for, and method of, blocking the passage of emboli through a vessel. Advanced Cardiovascular Systems, Fulwider Patton Lee & Utecht, September 3, 2002: US06443971 (226 worldwide citation)

A self-expanding filter has a deployable resilient distal portion with properties of passing fluid (e.g. blood) in a vessel (e.g. an artery) and blocking the passage of emboli in the fluid. The self-expanding filter is disposed in the vessel, in the direction of fluid flow in the vessel, with its re ...


104
Michael F Hoey, Mark A Christopherson, Steven M Goetz: Apparatus and method for creating, maintaining, and controlling a virtual electrode used for the ablation of tissue. Medtronic, Dicke Billig & Czaja PLLC, July 24, 2007: US07247155 (223 worldwide citation)

The present invention provides an apparatus and a method for producing a virtual electrode within or upon a tissue to be treated with radio frequency alternating electric current, such tissues including but not limited to liver, lung, cardiac, prostate, breast, and vascular tissues and neoplasms. An ...


105
Dennis R Walstrom, Steven R Maslonka, Wade J Scoles: Drug delivery device. Palmatier Sjoquist & Helget, January 12, 1993: US05178138 (223 worldwide citation)

A spacer for delivering a maximum amount of a therapeutic agent to the lungs. The spacer may be connected in the inspiratory line running from a mechanical ventilator or hand held and operated manually by the nonintubated, spontaneously breathing patient or the intubated, spontaneously breathing pat ...


106
Thomas D Dressel: Soft tissue cutting aspiration device and method. Faegre & Benson, April 7, 1992: US05102410 (222 worldwide citation)

A laser soft tissue aspiration device comprises an aspiration cannula housing a laser energy transmitting means for conducting laser energy to the site within a patient's body for aspiration of soft tissue. The cannula is provided with an aspiration inlet port adjacent the cannula distal end. The pr ...


107
Michael F Hoey, Mark A Christopherson, Steven M Goetz: Apparatus and method for creating, maintaining, and controlling a virtual electrode used for the ablation of tissue. Medtronic, Daniel W Latham, Timothy A Czaja, May 18, 2004: US06736810 (222 worldwide citation)

The present invention provides an apparatus and a method for producing a virtual electrode within or upon a tissue to be treated with radio frequency alternating electric current, such tissues including but not limited to liver, lung, cardiac, prostate, breast, and vascular tissues and neoplasms. An ...


108
John Stuart Nelson, Thomas Edward Milner, Zhongping Chen: Method and apparatus for optical Doppler tomographic imaging of fluid flow velocity in highly scattering media. The Regents of the University of California, Daniel L Dawes, November 23, 1999: US05991697 (220 worldwide citation)

Optical Doppler tomography permits imaging of fluid flow velocity in highly scattering media. The tomography system combines Doppler velocimetry with high spatial resolution of partially coherent optical interferometry to measure fluid flow velocity at discrete spatial locations. Noninvasive in vivo ...


109
Loren C Acker, Daniel C Harmony: Hollow core coaxial catheter. Engineering & Research Associates, Cahill Sutton & Thomas, April 9, 1991: US05006119 (215 worldwide citation)

A hollow core coaxial catheter supporting a heatable probe or balloon transmits electrical power, such as RF energy, to the ohmically resistive probe or balloon. The hollow core may accommodate passage of a guide wire, fiber optics for imaging or laser, fluid flow for perfusion and/or a lumen for fl ...


110
Rem Siekmann: Flow metering cassette and controller. Baxter Travenol Laboratories, Paul C Flattery, John A Caruso, Eugene M Cummings, December 1, 1981: US04303376 (213 worldwide citation)

A cassette and controller for accurately controlling fluid flow through an administration set while maintaining a closed fluid system. Inlet and outlet conduits are defined in a body of the cassette and inlet and outlet valves control fluid flow through the respective conduits. A rigid internal cavi ...