Louis C Cosentino, B Steven Springrose: Tube connector. Renal Systems, Irving S Rappaport, October 31, 1978: US04123091 (187 worldwide citation)

A flow-through or fluid coupling connector assembly possessing positive locking connect and ready disconnect comprising two connector bodies; one having a male tubular member, and the other having a female tubular member for receiving the male member upon connection of the two bodies together. The m ...

Elias Klein, Ronald L Wathen, Richard A Ward, Louis C Cosentino, Larry E Fuller, Felix J Martinez: Percutaneous implant for peritoneal dialysis. Renal Systems, Schroeder Siegfried Vidas & Arrett, December 18, 1984: US04488877 (105 worldwide citation)

An implant device for peritoneal dialysis which permits a flexible catheter to be removed and replaced without invasive surgery. The catheter is passed through a substantially rigid tubular percutaneous device and a flexible sleeve member which together form a continuous conduit from the body exteri ...

Louis C Cosentino, Felix J Martinez: Percutaneous implant. Renal Systems, Schroeder Siegfried Vidas & Arrett, November 29, 1983: US04417888 (92 worldwide citation)

An implantable device for providing communication between interior structures of the body and the exterior of the body, the device comprising a rigid tubular member of biologically compatible material including a transcutaneous stem portion defining a stem cavity therein and a plurality of subcutane ...

Jeffrey A Lee, Felix J Martinez: Peritoneal device system. Renal Systems, Vidas & Arrett, February 24, 1987: US04645494 (91 worldwide citation)

A system for use in peritoneal dialysis consisting of a rigid tubular implantable device, a stabilizing tool and an access set. The implantable device includes a centrally positioned, outwardly projecting cannula spike whose side openings are normally closed by a resilient sleeve member. A stabilizi ...

Louis C Cosentino: Porous titanium coating for blood access device. Renal Systems, Schroeder Siegfried Vidas & Arrett, September 20, 1983: US04405319 (79 worldwide citation)

An implantable blood access device has a matte titanium finish on the exterior subcutaneous surfaces thereof providing sites for tissue ingrowth. A preferred finish is a coating of porous titanium which may be manufactured by fusing titanium powder to the device.

Bruce P Amiot, Larry E Fuller, Felix J Martinez, Louis C Cosentino, William H Harm, Wayne I Nelson: Dialyzer reuse machine. Renal Systems, Schroeder Siegfried Vidas & Arrett, May 14, 1985: US04517081 (67 worldwide citation)

A dialyzer reuse machine comprising means for passing a series of liquid and gaseous fluids through the dialysate and blood compartments of the dialyzer at different flow rates according to a predetermined sequence for cleaning and disinfecting the dialyzer and means for accurately measuring the vol ...

Louis C Cosentino, LeRoy J Fischbach: Ultrasonic air and blood foam detector. Renal Systems, Schroeder Siegfried Ryan Vidas & Steffey, January 17, 1978: US04068521 (64 worldwide citation)

An ultrasonic air and blood foam detector for use in medical procedures involving extracorporeal handling of blood. A sensor assembly is adapted for positioning about a blood drip chamber and contains ultrasonic transducer means. The blood tube downstream from the drip chamber is preferably placed t ...

Peter Stasz, Louis C Cosentino: Proportioning system. Renal Systems, Schroeder Siegfried Vidas Steffey & Arrett, June 7, 1983: US04386634 (61 worldwide citation)

A proportioning system for preparing hemodialysis or hemofiltration solutions. The apparatus of the system is a specially plumbed tank containing a flexible plastic container which holds solution concentrate. Introduction of pressurized water into the tank outside the bag discharges concentrate and ...

Louis C Cosentino, Wayne I Nelson: Dialysis solution preparation from prepackaged dry chemicals. Renal Systems, Vidas & Arrett, May 12, 1987: US04664891 (60 worldwide citation)

A system and process for preparation of dialysis concentrate solution from dry chemicals and water. The source of hemodialysis chemicals for a batch is a drum selectively filled with dry chemicals such that an inner core region therewithin is loaded with chemicals which slurry and dissolve the least ...

Louis C Cosentino: Blood access device. Renal Systems, Schroeder Siegfried Vidas & Arrett, January 29, 1985: US04496350 (58 worldwide citation)

A T-shaped blood access device which is adapted for implantation into a patient and which has its stem portion extending outwardly above the skin of the patient. An elastomeric septum is positioned in sealing relationship in the stem adjacent the junction with the main conduit portion. The septum is ...