Patent ID: 7575556

Claim:
A biopsy device comprising a tissue sample holder for collecting tissue samples obtained using the biopsy device and a cutter defining a cutter lumen along an axis, wherein the tissue sample holder comprises: (a) a rotatable manifold, wherein the manifold is in fluid communication with a conduit, wherein the manifold is configured to communicate a vacuum from the conduit to the cutter lumen; (b) a plurality of discrete tissue sample chambers, wherein each chamber is configured to hold at least one tissue sample; and (c) a passage extending along the manifold, wherein the passage is positioned between two chambers of the plurality of chambers, wherein the manifold is movable to selectively align the passage with the cutter lumen, wherein the passage is configured to permit a portion of an instrument to be passed therethrough and into the cutter lumen, wherein the passage is configured to provide fluid isolation between the conduit and the cutter lumen.