09593679 is referenced by 5 patents and cites 216 patents.

The present invention involves, in some embodiments apparatus, such as dialysis apparatus, and methods for pumping fluid. Certain embodiments comprise a housing enclosing a pump drive assembly for actuating at least one pump on a removable fluid pumping cassette. The housing may comprise a door connected to the housing for enclosing an installed cassette in the housing upon closure of the door. The pump drive assembly may comprise a mating block configured for operative association with an installed cassette and may be configured to permit a sealing engagement with an installed cassette upon closure of the door. To facilitate sealing, certain embodiments of the door include a movable compression plate configured to exert a compressive force on an installed cassette against the mating block when the door is in a closed position.

Title
Fluid pumping apparatus for use with a removable fluid pumping cartridge
Application Number
14/832208
Publication Number
9593679 (B2)
Application Date
August 21, 2015
Publication Date
March 14, 2017
Inventor
Richard J Lanigan
Concord
NH, US
Larry B Gray
Merrimack
NH, US
Agent
Wolf Greenfield & Sacks P C
Assignee
DEKA Products Partnership
NH, US
IPC
A61M 39/22
A61M 5/145
F04B 53/16
F04B 53/10
F04B 49/12
F04B 45/02
F04B 43/02
A61M 1/26
A61M 5/14
G05D 16/20
G01M 3/32
A61M 5/172
A61M 1/36
G01M 3/26
F04B 45/00
F04B 49/06
F04B 43/067
A61M 5/142
F04B 45/06
A61M 1/16
View Original Source