Pumping Cassette
First Claim
Patent Images
1. A pump cassette comprising:
- a housing comprising at least one fluid inlet line and at least one fluidoutlet line;
at least one reciprocating pressure displacement membrane pump within said housing wherein said pressure pump pumps at least one fluid from said fluid inlet line to at least one of said fluid outlet line; and
at least one mixing chamber within said housing, said mixing chamber fluidly connected to said fluid outlet line.
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Accused Products
Abstract
A pump cassette is disclosed. The pump cassette includes housing. The housing includes at least one fluid inlet line and at least one fluid outlet line. Also, the cassette includes at least one reciprocating pressure displacement membrane pump within the housing. The pressure pump pumps at least one fluid from the fluid inlet line to at least one of the fluid outlet line. Also, the cassette includes at least one mixing chamber within the housing. The mixing chamber is fluidly connected to the fluid outlet line.
205 Citations
20 Claims
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1. A pump cassette comprising:
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a housing comprising at least one fluid inlet line and at least one fluid outlet line; at least one reciprocating pressure displacement membrane pump within said housing wherein said pressure pump pumps at least one fluid from said fluid inlet line to at least one of said fluid outlet line; and at least one mixing chamber within said housing, said mixing chamber fluidly connected to said fluid outlet line. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A pump cassette comprising:
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a housing comprising at least two fluid inlet lines and at least one fluid outlet line; at least one reciprocating pressure displacement membrane pump within said housing wherein said pressure pump pumps a fluid from at least one of said fluid inlet line to at lease one of said fluid outlet line; at least one mixing chamber within said housing, said mixing chamber fluidly connected to said fluid outlet line; and at least one metering membrane pump within said housing, said metering membrane pump fluidly connected to said mixing chamber on said housing and to a metering pump fluid line, wherein said metering pump fluid line is fluidly connected to said at least one of said at least two fluid inlet lines. - View Dependent Claims (10, 11, 12, 13, 14, 16)
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15. A pump cassette comprising:
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a housing comprising at least three fluid inlet lines and at least one fluid outlet line; at least two reciprocating pressure displacement membrane pumps within said housing wherein said pressure pump pumps a fluid from at least one of said fluid inlet lines to at lease one of said fluid outlet line; at least one mixing chamber within said housing, said mixing chamber fluidly connected to said fluid outlet line; and at least two metering membrane pumps within said housing, said metering pumps fluidly connected to respective fluid inlet lines and to said mixing chamber on said housing wherein said metering pumps pump a volume of a respective fluid from said fluid inlet lines to a fluid line fluidly connected to said mixing chamber. - View Dependent Claims (17, 18, 19, 20)
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Specification