1
Howard R Levin, Mark Gelfand: Method and apparatus for treatment of congestive heart failure by improving perfusion of the kidney by infusion of a vasodilator. Intellicardia, Nixon & Vanderhye P C, September 11, 2001: US06287608 (162 worldwide citation)

A method for treating congestive heart failure (CHF) has been developed that restores kidney renal functions by artificial vasodilation of at least one kidney. A vasodilator drug is locally delivered to the kidney via a kidney perfusion catheter. The drug can be mixed with the patient's blood, ...


2
Howard R Levin, David C Lundmark: Anastomosis device and method. Intellicardia, Nixon & Vanderhye P C, June 5, 2001: US06241743 (65 worldwide citation)

This is an implantable device intended generally for forming an anastomosis between a lumen of the body and an intersecting graft lumen. The device may be configured to form an anastomosis which is entirely lined with live tissue, or it may be configured to form an anastomosis with synthetic materia ...


3
Levin Howard R, Lundmark David C: Split circulation apparatus and method. Intellicardia, NELSON Jeffry H, December 27, 2001: WO/2001/097878

This is an apparatus and method for perfusing an artery of a body with both venous blood from the body and arterial blood from the body. The apparatus generally comprises a combination of at least one arterial tubular member having an arterial tubular member lumen, at least one venous tubular member ...