Patent ID: 7963950
Filing Date: 2011-06-21
Classification: A61B,A61M,F17D,Y10T

Abstract:
1. A patient fluid sampling device connected to a flushing fluid supply and a patient fluid supply, said patient fluid sampling device comprising: a monitoring channel configured to contain the flushing fluid or the patient fluid; a sampling port for providing access to samples of the patient fluid; an auxiliary channel having a first end and a second end, at least the first end connected in fluid communication with the monitoring channel; and a passageway having a first end, a second end and a passage extending between the first and second ends, said passageway having a sampling position wherein the passage connects the sampling port to the monitoring channel in fluid communication, and said passageway having a flushing position wherein the first end of the passageway aligns with the second end of the auxiliary channel and the second end of the passageway connects in fluid communication with the auxiliary channel so that the passageway and the auxiliary channel form a loop to enable direct flow of the flushing fluid through the entire passage simultaneously and in parallel with a flow of fluid through the monitoring channel.