1
Thorne Gale H, Wood Orin Lew, Knudson Kay L: Apparatus for preservation of organs. Baxter Laboratories, June 12, 1973: US3738914 (61 worldwide citation)

Apparatus and method of preserving life organs, the apparatus having an organ container in which the organ may be subjected to elevated pressure, a pump pulsatilely delivering perfusate into the organ and an oxygenator to oxygenate the perfusate effluent from the organ. A constant pressure bias main ...


2
Thorne Gale H, Wood Orin Lew, Knudson Kay L: Preservation of organs. Baxter Laboratories, Ellis Garrettson, July 1, 1975: US3892628 (52 worldwide citation)

Apparatus and method of preserving life organs, the apparatus having an organ container in which the organ may be subjected to elevated pressure, a pump pulsatilely delivering perfusate into the organ and an oxygenator to oxygenate the perfusate effluent from the organ. A constant pressure bias main ...


3
Brumfield Robert C: Filtering cardiotomy reservoir. October 30, 1973: US3768653 (42 worldwide citation)

A surgical blood sucker and peristaltic pump combination discharge a three-phase mixed stream of blood, air and surgical tissue debris into a cardiotomy reservoir through a slot shape blood inlet nozzle tangentially disposed on the wall of the blood reservoir volume. The tissue debris is collected i ...


4
Brumfield Robert C: Blood oxygenator and thermoregulator apparatus. October 30, 1973: US3769162 (36 worldwide citation)

Venous human blood flows into a base distributing manifold of a blood oxygenator, whose operating components are cooperatively vertically coaxially disposed. The blood is distributed into vertically aligned multiple, controlled small diameter oxygen exchange tubes, each exchange tube having a coaxia ...


5
Bowley Wallace W: Blood oxygenator. Intech, Weingarten Maxham & Schurgin, August 5, 1975: US3898045 (34 worldwide citation)

An improved blood oxygenator having an oxygen ejector and diffuser for mixing venous blood with oxygen bubbles, and a lattice chamber of spherical beads for accelerating the oxygenation process as the blood/oxygen foam mixture passes through the chamber. The oxygenator also includes an improved non- ...


6
Brumfield Robert C, Simmons Edward E: A bubble oxygenerator including a blood foam return exchanger device. William Harvey Research Corporation, Jones Sr J L, April 30, 1974: US3807958 (33 worldwide citation)

A blood foam return exchanger device provides multiple fluid flow guidance channels disposed around the exterior of a blood-oxygen fluid exchanger having multiple oxygenator tubes. The guidance channels, formed by multiple fins disposed parallel to the tubular axis of symmetry of the fluid exchanger ...


7
Leonard Ronald J, Takagishi Jonathan Wayne: Cardiotomy reservoir. Baxter Laboratories, Ellis Garrettson, Altman Louis, June 24, 1975: US3891416 (31 worldwide citation)

A reservoir for the collection, purification, and storage of blood during surgical procedures which comprises a hollow blood storage casing having a hollow, perforated member within said casing extending from end-to-end thereof. Blood defoaming means and a filter are carried by the hollow member, so ...


8
Brumfield Robert C, Hooper Alton V: Integral blood oxygenator and heat exchanger. SAID Robert C Brumfield by said Alton V Hooper, October 30, 1973: US3768977 (30 worldwide citation)

An integral blood oxygenator and blood temperature controller combination concurrently provides blood oxygenation at a precise blood-gas temperature required by a patient. The integral combination operationally insures that the extra-corporeal circulating blood is equilibrated with oxygen gas at a p ...


9
Bentley Donald J, Wall Richard A De: Oxygenator. October 26, 1971: US3615238 (24 worldwide citation)

An improvement in a unitary blood oxygenator of the type having an oxygenating chamber, a settling chamber and a heat exchange chamber in communication with each other characterized by ribs formed in the oxygenating chamber for positioning the debubbling sleeve spaced from the walls of the chamber; ...


10
Yoshida Fumitake, Ohshima Norio: Bubble-type blood oxygenator with baffles. Fumitake Yoshida, Kelman Kurt, March 11, 1975: US3870470 (18 worldwide citation)

A bubble-type blood oxygenator having an oxygenating chamber within which baffle means are provided substantially in the direction parallel or perpendicular to the axis of said chamber. The baffle means can be used as heat exchange means by passing temperature-controlled liquid through it.