31
Charles J McPhee: Pressure regulator. I Flow Corporation, Knobbe Martens Olson & Bear, August 14, 2001: US06273117 (17 worldwide citation)

A device for regulating the outlet pressure of a fluid from a valve body, includes a pressure-sensing chamber having a wall formed by a resilient self-restoring diaphragm which is responsive to pressure in the chamber. A valve element connected to the diaphragm controls flow into the chamber. Increa ...


32
Jose Castillo Deniega, Roger Massengale, Kenneth W Rake: Catheter for uniform delivery of medication. I Flow Corporation, Knobbe Martens Olson & Bear, August 4, 2009: US07569045 (14 worldwide citation)

The present invention provides a catheter for the delivery of fluid medication across an anatomical region. In accordance with one embodiment, the catheter comprises an elongated tube with a plurality of exit holes along an infusion section of the catheter, and an elongated flexible porous member re ...


33
Kenneth Wayne Rake, Eric Mabry: Patient controlled drug administration device. I Flow Corporation, Klein O Neill & Singh, Howard J Klein, August 30, 2005: US06936035 (14 worldwide citation)

A patient controlled liquid drug administration device comprises a reciprocating pump having an inlet connectable to a source of a pressurized liquid drug, and an outlet connectable to the patient. A clamp rotates between closed and open positions respectively blocking and enabling pump outflow. A p ...


34
Robert S Vasko, Roger Massengale: Method and apparatus for monitoring a patient. I Flow Corporation, Dority & Manning P A, August 17, 2010: US07778852 (13 worldwide citation)

A remotely programmable and accessible medical device system including an interface unit and a medical device connected to a patient is disclosed. Through a transceiver, such as a telephone or computer, a person may obtain status reports from a remotely located medical device in audible, electronic ...


35
Eric W Brown: Infusion pump valve. I Flow Corporation, Robert M Asher, July 26, 1988: US04759527 (13 worldwide citation)

An infusion pump is disclosed in which a canister of compressed gas is regulated to provide a continuous source of pressure to one or more compressible fluid sources. Valves on the outlets of the sources prevent fluid from escaping except when the valves are opened. The valves are opened by solenoid ...


36
Charles J McPhee: Elastomeric syringe actuation device. I Flow Corporation, Klein & Szekeres, July 1, 1997: US05643213 (12 worldwide citation)

A syringe actuation device comprises an elastomeric element that is removably attachable to the outlet tip of a syringe, and to a grip member that allows the elastomeric element to be pulled distally along the syringe barrel to seat against the distal end of the syringe plunger. In first and second ...


37
Roger Massengale, Stanley Fry, Charles J McPhee: Pressure regulator. I Flow Corporation, Dority & Manning P A, August 3, 2010: US07766028 (12 worldwide citation)

A variable device for regulating the outlet pressure of a fluid from a valve body, includes a pressure-sensing chamber having a wall formed by a resilient self-restoring diaphragm which is responsive to pressure in the chamber. A valve element connected to the diaphragm controls flow into the chambe ...


38
Deniega Jose Castillo, Massengale Roger, Rake Kenneth W, Dal, Porto James: Catheter for uniform delivery of medication. I Flow Corporation, Deniega Jose Castillo, Massengale Roger, Rake Kenneth W, Dal, Porto James, ALTMAN Daniel E, November 25, 2004: WO/2004/101052 (12 worldwide citation)

A catheter (250, 272) is provided for uniform distribution of fluid medication within an anatomical region. One embodiment of the catheter (272) is comprised of an elongated, proximal tube (282) defining a lumen (283) and an elongated, distal tube (280) having a closed end (284). The distal tube (28 ...


39
Kenneth W Rake, Orvile L Judge, Donald M Earhart, Charles J McPhee: Platen pump. I Flow Corporation, Knobbe Martens Olson & Bear, March 19, 2002: US06358239 (10 worldwide citation)

Disclosed is an infusion pump for expelling a fluid from a collapsible fluid reservoir to a patient. The pump includes a housing having a chamber therein for receiving the fluid reservoir. A first wall is provided on the housing for contacting the fluid reservoir, and a second wall is movable from a ...


40
Roger Massengale, Stanley E Fry, Charles J McPhee: Pressure regulator. I Flow Corporation, Knobbe Martens Olson & Bear, September 16, 2003: US06619308 (10 worldwide citation)

A variable device for regulating the outlet pressure of a fluid from a valve body, includes a pressure-sensing chamber having a wall formed by a resilient self-restoring diaphragm which is responsive to pressure in the chamber. A valve element connected to the diaphragm controls flow into the chambe ...