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US 6,887,218 B2Granted
Flexible insert for application onto a rigid breastshield
OwnerStephen R. Warburtoninventor
Life of this patent
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Abstract
A flexible insert that is easily applied to a generally rigid breastshield, fits a variety of varying nipple and breast sizes, and that compresses the breast tissue and nipple in a manner akin to an infant's suckling during breastfeeding is provided.
Claims8
A flexible insert for a rigid breastshield comprising:
- a conical portion for receiving a breast therein having a wide-diameter end, a small-diameter end, a breast-receiving surface, and a shield-contacting surface;
- a tubular extension that extends from said small-diameter end of said conical portion for receiving a nipple therein;
- a flange integrally formed with said conical portion that encircles said wide-diameter end of said conical portion and;
- nodules integrally formed with said conical portion that are intermittently spaced around said conical portion, wherein each said nodule protrudes from both said breast-receiving surface and said shield-contacting surface.
1 more element
An improved breastpump system, comprising:
- a receptacle for collecting breast milk;
- a substantially rigid breastshield removably attached to said receptacle;
- vacuum generating means coupled to said breastshield for selectively intermittently generating negative pressure within said breastshield;
- and
- a substantially flexible breastshield insert coupled to an outer rim of said breastshield, said substantially flexible breastshield insert comprising:
- a conical portion for receiving a breast therein, having a wide-diameter end, a small-diameter end, a breast-receiving surface, and a shield-contacting surface;
- a tubular extension extending from said small-diameter end for receiving a nipple therein;
- at least one flange integrally formed with said conical portion, wherein said at least one flange extends from said wide-diameter end of said conical portion;
- and
- nodules integrally formed with said conical portion, said nodules intermittently spaced around said conical portion, wherein each said nodule protrudes from both said breast-receiving surface and said shield-contacting surface.
7 more elements
Dependencies are inferred from the claim text.