COUNTING HEMOCYTOMETRIC CHAMBER Russian patent published in 1994 - IPC

FIELD: analytic medical engineering. SUBSTANCE: counting hemocytometric precession chamber has rectangular plane-parallel cover glass plate and glass object plate with engraved dividing grids, two plane-parallel glass plates-inserts interposed between them. The plates-inserts have a rectangular shape and protrusions with extend beyond all lateral and longitudinal dimensions of the cover glass plate and object plate and are disposed relative to them for visually monochromatic optic contact and all butt joints between them are covered with waterproof hermetic. EFFECT: enhanced service stability. 2 dwg