Patent ID: 11872333
Assignee: nan
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 14:
15. A cassette for processing of blood, comprising:
a chamber within said cassette, said chamber having opposed parallel walls and said chamber having an input port and an output port,
said cassette having an input port for receiving said blood, said cassette input port coupled to said chamber input port,
said cassette having an output port coupled to said chamber output port, said cassette output port coupled to said chamber output port,
said cassette having a fluid vent port,
said chamber having therein a plurality of ridges extending between said chamber input port and said chamber output port to form with said walls a plurality of parallel flow channels through said chamber,
a plurality of channel vent lines respectively coupled to said plurality of said flow channels,
a plurality of vent valves respectively proximate said plurality of channel vent lines, each said vent valve for selectively opening and closing the corresponding channel vent line to selectively provide fluid flow from the corresponding flow channel through the corresponding channel vent line, and
said cassette including an exhaust vent line having a plurality of inputs connected respectively to said channel vent lines on the opposite side of the corresponding vent valve from the corresponding flow channel, and
said exhaust vent line having an output coupled to said cassette fluid vent port.