Patent ID: 9415151
Filing Date: 2016-08-16
CPC Classification: A61M,F16K

Claim Text:
1. A blood flow reversal valve comprising: a first member having a first passage and a second passage; a second member having a first passage and a second passage, the first and second members being rotatably fixed relative to one another such that the first passage of the first member is aligned with the first passage of the second member and the second passage of the first member is aligned with the second passage of the second member; and a flow directing element disposed in a cavity formed between the first and second members, the flow directing element comprising a planar member extending through a semi-helical path in the cavity from a first end of the cavity to a second end of the cavity, the flow directing element being moveable relative to the first and second members between a first position in which the first passage of the first member and the first passage of the second member are fluidly connected and the second passage of the first member and the second passage of the second member are fluidly connected, and a second position in which the first passage of the first member and the second passage of the second member are fluidly connected and the second passage of the first member and the first passage of the second member are fluidly connected, wherein the first and second members of the blood flow reversal valve are configured to remain rotatably fixed with respect to one another while the flow directing element moves from the first position to the second position.