Self-loading peristaltic pump for extracorporeal blood circuit

Details Self-loading peristaltic pump for extracorporeal blood circuit Self-loading peristaltic pump for extracorporeal blood circuit

2006-02-27

2009-06-16

Kramer, Devon C (Department: 3746)

Pumps

Expansible chamber type

Elongated flexible chamber wall progressively deformed

C417S477120

Reexamination Certificate

active

07547200

ABSTRACT:
A peristaltic pump is disclosed having pump motor with a rotating motor shaft and a shaft axis; a peristaltic pump head rotatably mounted on the motor shaft; a raceway having a semi-circular track arranged around the pump head and coaxial with the shaft axis, wherein the track has a beveled edge at an entrance to the raceway to receive a tube loop being loaded into the pump; the pump head includes at least one roller orbiting the raceway and compressing the tube loop against said raceway, and a cartridge to which the tube loop is attached and mountable on the raceway.

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Declaration of Mark Gelfand (six pages) with attachments indentified on the declaration.

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