Pumps – Expansible chamber type – Elongated flexible chamber wall progressively deformed
Patent
1994-09-12
1997-02-11
Freay, Charles G.
Pumps
Expansible chamber type
Elongated flexible chamber wall progressively deformed
4174771, 4174772, 417360, 604153, 128DIG12, 73756, F04B 4308
Patent
active
056014201
ABSTRACT:
An interlock, latching and retaining mechanism for use in an infusion system, embodying a latch arm mounted to a rotatable shaft having a plurality of cams and gears attached thereto, a rectangular faceplate with a plurality of apertures formed therethrough, and a clamp. Rotating the latch arm functions to engage fluid monitoring, flow control and pumping structure of the infusion system with a pumping segment for control of fluid flow through the segment and also causes the clamp to hold the pumping segment in a required position. In another aspect, rotation of the latch arm additionally causes an air-in-line sensor to rotate into position on the pumping segment.
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Brochure-The AVI 200 and Micro 210 Infusion Pumps with the Unique AVI Cassette.
Hobson Phillip M.
Howard Paul L.
Minami Don S.
Warner Eric A.
Freay Charles G.
IVAC Medical Systems, Inc.
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