1
Henry Nita, Timothy C Mills: Ultrasound devices for ablating and removing obstructive matter from anatomical passageways and blood vessels. Advanced Cardiovascular Systems, Fulwider Patton Lee & Utecht, September 28, 1999: US05957882 (414 worldwide citation)

An ultrasonic catheter device for removing obstructive matter from anatomical passageway includes a tubular body with distal head member in which a plurality of fluid passageways are formed about the lateral surface to expel fluid outward generally perpendicular to the longitudinal axis of the body.


2
James D Passafaro, Henry Nita, Robert J Siegel, Douglas H Gesswein: Angioplasty and ablative devices having onboard ultrasound components and devices and methods for utilizing ultrasound to treat or prevent vasopasm. Baxter International, Stetina & Brunda, June 28, 1994: US05324255 (414 worldwide citation)

A catheter device incorporating combined ultrasound ablation and balloon dilation components. The catheter device generally comprises an elongate catheter body having proximal and distal ends and an outer surface. Disposed on the outer surface of the catheter body is a dilation balloon. At least one ...


3
Pflueger Russell, Henry Nita, Steven Bacich, Robert Siegel, Geoffrey Bond, Eugene DeCastro: Ultrasonic angioplasty device incorporating improved transmission member and ablation probe. Baxter International, SonicStar International, Stetina & Brunda, April 19, 1994: US05304115 (358 worldwide citation)

An ultrasonic angioplasty device comprising an elongate ultrasound transmission member having a proximal end attachable to an ultrasound generating device and a bulbous distal head or probe formed on the distal end thereof for effecting ablative treatment of an occluding lesion. The ultrasound trans ...


4
Henry Nita, Timothy Mills, Robert Siegel: Ultrasound catheter having integrated drug delivery system and methods of using same. Advanced Cardiovascular Systems, Fulwider Patton Lee & Utecht, December 7, 1999: US05997497 (285 worldwide citation)

An ultrasound delivery catheter equipped and configured for concurrent delivery of drugs or therapeutic agents. The catheter comprises an elongate pliable catheter body having an ultrasound delivery member or wire extending longitudinally therethrough. A drug/therapeutic agent infusion lumen also ex ...


5
Henry Nita, Timothy C Mills: Ultrasonic ablation catheter device having multiple ultrasound transmission members. Baxter International, Stetina & Brunda, November 29, 1994: US05368557 (278 worldwide citation)

An ultrasound catheter device for transmitting ultrasound into a mammalian body comprising an elongate catheter body having at least one lumen extending longitudinally therethrough. Also extending longitudinally through the lumen are at least two ultrasound transmission members, each of which have a ...


6
Henry Nita: Ultra-sound catheter for removing obstructions from tubular anatomical structures such as blood vessels. Baxter International, Raymond Sun, Robert A Buyan, December 7, 1993: US05267954 (256 worldwide citation)

An ultrasound catheter for removing obstructions from tubular anatomic structures such as blood vessels, said catheter comprising an elongate flexible catheter body having an ultrasound transmission member or wire extending longitudinally therethrough. A distal head is formed on the distal end of th ...


7
Henry Nita, Russell Pflueger: Ultrasonic ablation device adapted for guidewire passage. Baxter International, Raymond Sun, August 30, 1994: US05342292 (228 worldwide citation)

An ultrasonic ablation device for effecting ultrasonic ablation of intravascular obstructions such as plaque or thrombi. The ultrasonic ablation device has a) an elongate catheter body, b) a wave guide or ultrasound transmission wire extending through the elongate catheter body, and c) a distal head ...


8
Henry Nita: Ultrasonic ablation catheter device having endoscopic component and method of using same. Baxter International, Stetina & Brunda, November 29, 1994: US05368558 (227 worldwide citation)

A catheter device insertable into a body lumen and incorporating combined ultrasound ablation and endoscopic visualization apparatus. The catheter device generally comprises an elongate catheter body including an ultrasound transmission member extending longitudinally therethrough having a proximal ...


9
James D Passafaro, Henry Nita, Robert J Siegel, Douglas H Gesswein: Angioplasty and ablative devices having onboard ultrasound components and devices and methods for utilizing ultrasound to treat or prevent vasospasm. Baxter International, Fulwider Patton Lee & Utecht, December 12, 1995: US05474530 (222 worldwide citation)

A catheter device incorporating combined ultrasound ablation and balloon dilation components. The catheter device generally comprises an elongate catheter body having proximal and distal ends and an outer surface. Disposed on the outer surface of the catheter body is a dilation balloon. At least one ...


10
Timothy C Mills, Rhoda M Santos, Erik T Engelson, Henry Nita: Guide catheter with enhanced guidewire tracking. Target Therapeutics, Morrison & Foerster, October 26, 1999: US05971975 (220 worldwide citation)

This is a guide catheter assembly. The guide catheter assembly is used to cooperate with a micro-catheter in accessing a tissue target within the body, typically a target which is accessible through the vascular system. Central to the invention is the use of a braided metallic reinforcing member, si ...