Patent ID: 7972297
Filing Date: 2011-07-05
Classification: A61M

Abstract:
1. A breast cup assembly for a breast pump, the breast cup assembly comprising: a generally funnel-shaped support member having an open wide end, an open narrow end, a tapered central passage extending between the wide end and the narrow end; and a liner positioned at least in part in the support member, the liner having a first noncircular opening therein for receiving at least a portion of a breast including a nipple, the first noncircular opening being noncircular when free from applied pressure, a second opening spaced from the first noncircular opening, and a tubular passageway between the first noncircular opening and the second opening for allowing milk expressed from the breast received in the liner to pass through the liner, the liner being configured for movement between an opened configuration of the first noncircular opening and a collapsed configuration of the first noncircular opening.