| 主权项 |
1. An apparatus comprising:
a surgical cassette, wherein the surgical cassette is at least partially formed of a cassette material defining a chamber, the chamber having a floor and a plurality of walls; a drain conduit having a drain entry and a drain exit, the drain entry connected to the chamber near the floor, the drain conduit having a top portion and a bottom portion; and an aspiration conduit having an aspiration port and an aspiration exit directly exiting into the drain conduit, wherein the aspiration exit is separated from the chamber by the bottom portion of the drain conduit, and wherein the aspiration conduit is in liquid communication with the chamber through the bottom portion of the drain conduit; and wherein at least a portion of the top portion of the drain conduit is positioned above at least a portion of the aspiration exit; and wherein the bottom portion of the drain conduit is located below both the aspiration exit and the top portion of the drain conduit; wherein the apparatus further comprises:
a chamber pump coupled to the chamber for pulling a first vacuum on the chamber; anda drain pump coupled to the drain exit for pulling a second vacuum on the drain conduit; wherein fluid from the aspiration conduit flows into the chamber during operation of the chamber pump; and wherein fluid from the aspiration conduit flows into the drain exit during operation of the drain pump. |
