Patent ID: 8518662
Filing Date: 2013-08-27
Classification: B01L,G01N

Abstract:
1. A disposable cassette for blood analysis comprising: a housing having an upper panel with a sampling section; at least one pair of chambers in a form of depression of said upper panel of said housing and sealed by a diaphragm, portions of said diaphragm over said chambers being flexible, and one or more channels adapted to interconnect said pair of chambers; one of said chambers containing a predetermined amount of a liquid reagent for said blood analysis; and a sample outlet disposed next to and connected to said chamber containing said liquid reagent, said sample outlet comprising an outlet cavity recessed from said upper panel, a cover made of a resilient material sealing said outlet cavity, and a divider within said outlet cavity dividing said outlet cavity into two segments, one of said segments being connected to said chamber containing said liquid reagent, and another of said segments being connected to another chamber of said pair of chambers by said one or more of channels, said divider sealing said liquid reagent to said chamber containing said liquid reagent and isolating said liquid reagent from said sampling section, and said divider being pierceable, wherein when said cassette is used for said blood analysis, said divider is pierced by a piercing element to create an opening therethrough, thereby establishing a fluid communication between said pair of chambers through said outlet cavity.