Extracorporeal Medical Specialties Inc.

Albert E Moore

Rolf Arne Oscarsson

Melvin E Casson

George J Berry, Sr

A fluid pump includes an upstanding wall on its base with a generally circular rotor spaced from and generally parallel to the wall to define a tube containing path therebetween with the rotor having at least one slot which defines the inner edge of an integral spring arm upon which a roller is mounted for making depressing contact with a resilient tube mounted in the path for forcing fluid through the tube and with the integral spring arm having sufficient resiliency to accommodate any back pressure developed in the tube.

Roller pump rotor with integral spring arms

A wrapped coil-type permeation device wherein the support material has integrally formed therein thickened side strips and end areas suitable for creating a winding core upon which membrane and support material windings are layered and/or an outer covering or casing for the wound coil device. The support material end areas include interlocking portions and fluid ports.

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Mainland, PA, United States of America

Albert E Moore