Patent ID: 9248077
Filing Date: 2016-02-02
CPC Classification: A61J,A61M,B65D

Claim Text:
1. A cap and bottle to convert an expressed milk syringe from an open system to a closed system, comprising: a rigid external unenclosed bottle having a bottle interior defined by an open end, closed walls, and a closed end opposite to the open end, the bottle interior closed to fluid communication through the closed end and the closed walls; a cap sealable to the bottle at the open end of the bottle and having a cap interior; a syringe residing in the bottle below the cap and having a syringe interior in fluid communication with the cap interior though a passage in the cap, and in fluid communication with the bottle interior, the syringe interior having a same vacuum level as a portion of the bottle interior outside the syringe, and the syringe having an open base, wherein the bottle interior and the syringe interior provide a fixed volume extension of the cap interior separated from communication with ambient air; a piston residing in the syringe interior blocking fluid flow from the syringe interior into the bottle interior, equal vacuum on top and bottom surfaces of the piston enabling the piston to remain stationary during use; the cap further configured to connect with a vacuum pump in fluid communication with the cap interior creating vacuum in the cap interior; and the cap further configured to connect with a breast cup in fluid communication with the cap interior.