Patent ID: 8579870
Filing Date: 2013-11-12
Classification: A61F,A61J,A61M,F16K

Abstract:
1. A medical product defining a fluid path, the medical product comprising a valve assembly disposed in the path, the valve assembly comprising: a valve housing defining an opening having a central axis, the opening extending through the valve housing such that the opening forms part of the fluid path through the medical product; a valve member disposed within the opening, the valve member having a single seal interface defined by at least two opposing flexible walls, the valve member having a peripheral portion with the opposing flexible walls extending from the peripheral portion toward the central axis, the opposing flexible walls including ends that contact each other along the single seal interface when the valve member is in a closed position, the opposing flexible walls also being configured to move into an open position by an object inserted into the valve housing so as to cause the ends of the opposing flexible walls to not be in contact with each other; and a stiffening member located on one of the opposing flexible walls, wherein the stiffening member remains free from contact with the valve housing when the valve member is in the closed position, and wherein the stiffening member remains free from contact with the valve housing, the peripheral portion of the valve member, and any object inserted therein when the valve member is in the open position.