Patent ID: 9155821
Filing Date: 2015-10-13
Classification: A61M

Abstract:
1. A fluid collection canister, comprising: a chamber configured to collect fluids; a canister top disposed over the chamber, the canister top comprising a bottom side facing into the chamber, the bottom side including first and second ribs disposed thereon; a filter membrane configured to be attached to the first and second ribs, a first port located on the canister top, the first port configured to communicate with the chamber and a pressure source external to the chamber; a second port located on the canister top, the second port configured to communicate with the chamber and a pressure sensor external to the chamber; and a third port located on the canister, the third port configured to communicate with the chamber and to introduce the fluids into the chamber, wherein the first port is in fluid communication with a first area, the first area bounded by the filter membrane, the first and second ribs and the bottom side of the canister top, wherein the second port is in fluid communication with a second area, the second area bounded by the filter membrane, the second rib and the bottom side of the canister top, and wherein the first area and the second area are isolated from each other by the second rib.