Patent ID: 8877485

Claim:
An automated staining apparatus for processing at least one biological sample arranged on a slide, the apparatus comprising: at least one capillary staining module comprising: a slide rack holder configured to detachably hold a slide rack configured to hold one or more slides, and a capillary lid rack holder configured to detachably hold a capillary lid rack configured to hold one or more capillary lids, wherein the slide rack can be removed from the apparatus independently of removing the capillary lid rack from the apparatus, and a first fluid container comprising a first fluid, wherein the automated staining apparatus is configured to automatically: control the slide rack holder to rotate the one or more slides from an insert position to one or more inclined position, and control the capillary lid rack holder to move the one or more capillary lids towards the one or more slides to automatically form a capillary gap between each slide and each capillary lid, said capillary gap functioning as a capillary chamber; and to automatically supply an amount of the first fluid from the fluid container to the slide when in said inclined position.