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

Claim 7:
8. A cassette for processing of blood, comprising:
a plurality of chambers in said cassette, each said chamber having parallel transparent walls and each said chamber having an input port and an output port,
said cassette having an input port for receiving said blood, an output port for exhausting said blood from said cassette and a fluid vent port,
a distribution manifold coupled between said cassette input port and said chamber input ports and a collection manifold coupled between said chamber output ports and said cassette output port,
each said chamber having a plurality of parallel flow channels between said chamber input port and said chamber output port,
a plurality of flow channel valves corresponding respectively to said plurality of said flow channels and each said flow channel valve positioned to control the fluid flow through the corresponding flow channel,
a plurality of channel vent lines coupled respectively to said plurality of said flow channels,
a plurality of vent valves corresponding respectively to said plurality of channel vent lines, each said vent valve positioned to control the fluid flow through the corresponding channel vent line,
an electronic driver coupled to each of said flow channel valves and said vent valves for individually operating said flow channel valves and said vent valves,
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.