Patent ID: 6575181
Filing Date: 2003-06-10
Classification: B01L,B08B,G01N

Abstract:
A probe wash vessel comprisinga) an outer test tube of a first length, having an open top end of a first diameter, a closed bottom end, a first cylindrical sidewall, an interior environment and an exterior environment, said first cylindrical sidewall having an inner surface and an outer surface, which extend between said open top end and said closed bottom end, and at least two holes in said first cylindrical sidewall; b) at least two faucets, which are aligned with said holes of said outer test tube and attached to the outer surface of said first cylindrical sidewall, a lower faucet being positioned closer to said closed bottom end of said outer test tube and an upper faucet being positioned closer to said open top end of said outer test tube; c) an inner cannula of a second length which is shorter than said first length, said inner cannula having a top funnel opening, a bottom end, an inner environment, an outer environment and a stem, which comprises a second cylindrical sidewall extending between said top funnel opening and said bottom end, said stem having an outer surface, an inner surface and a second diameter that is smaller than said first diameter, said stem having at least two arm extensions, upper and lower arm extensions, protruding from the outer surface of said stem to allow materials to pass from said inner environment of said inner cannula to said outer environment; and d) said inner cannula being positioned within said interior environment of said outer test tube so that said bottom end and lower arm extension of said inner cannula are aligned with said lower faucet of said outer test tube, said top funnel opening fitting securely within said open top end of said outer test tube and said upper arm extension being aligned with said upper faucet of said outer test tube to allow materials to be poured into said funnel opening of said cannula and pass through said upper and lower arm extensions, bottom end and upper or lower faucets to said exterior environment of said outer test tube without being exposed to said interior environment of said outer test tube.