Breastpump with universal hood base and interchangeable suction hoods
First Claim
Patent Images
1. A breastpump for mother'"'"'s milk, comprising:
- a suction hood base having a sleeve part;
at least first and second breast shields, each breast shield having a breast receptacle part and a tubular part extending downstream from said receptacle part, said tubular part of said first breast shield having a different sized internal diameter than said tubular part of said second breast shield, wherein said at least first and second breast shields are interchangeable;
a connecting mechanism adapted to form a substantially airtight seal between a respective breast shield and said hood base sleeve part;
a milk receptacle for collecting breastmilk expressed into a respective breast shield;
a conduit structure conveying expressed breast milk from said tubular part to said milk receptacle;
a pump mechanism for creating a periodic reduced air pressure; and
a vacuum connection for conveying said reduced air pressure to a respective breast shield.
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Abstract
A breastpump is provided with a universal suction hood base that can be used with a set of different shields. An improved shield is further disclosed which is more flexible and conforms more readily to the breast, and also provides massage.
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Citations
14 Claims
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1. A breastpump for mother'"'"'s milk, comprising:
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a suction hood base having a sleeve part;
at least first and second breast shields, each breast shield having a breast receptacle part and a tubular part extending downstream from said receptacle part, said tubular part of said first breast shield having a different sized internal diameter than said tubular part of said second breast shield, wherein said at least first and second breast shields are interchangeable;
a connecting mechanism adapted to form a substantially airtight seal between a respective breast shield and said hood base sleeve part;
a milk receptacle for collecting breastmilk expressed into a respective breast shield;
a conduit structure conveying expressed breast milk from said tubular part to said milk receptacle;
a pump mechanism for creating a periodic reduced air pressure; and
a vacuum connection for conveying said reduced air pressure to a respective breast shield. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A breastpump for mother'"'"'s milk, comprising:
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a suction hood base;
at least first and second breast shields, each breast shield having a breast-receiving part and a tubular part extending downstream from said breast-receiving part, at least one of said breast-receiving part and said tubular part of said first breast shield having at least one of a different size and shape from said breast-receiving part of said second breast shield, wherein said at least first and second breast shields are interchangeable for providing the breastpump with a plurality of adaptations in the form of different breast shields;
a connecting mechanism adapted to form a substantially airtight seal between a respective breast shield and said suction hood base;
a receptacle for collecting breastmilk expressed into a respective breast shield;
a conduit structure conveying expressed breast milk from said tubular part to said receptacle;
a pump mechanism for creating a periodic reduced air pressure; and
a vacuum connection for conveying said reduced air pressure to a respective breast shield, wherein said tubular part of said first breast shield has a different internal diameter than that of said tubular part of said second breast shield. - View Dependent Claims (8, 9)
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10. An improved breastpump assembly kit for the expression of mother'"'"'s milk, comprising:
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a suction hood base;
at least first and second interchangeable breast shields, each breast shield having a funnel shape with a cone part and a tubular part extending downstream from said cone part, said first breast shield having a different structure from that of said second breast shield, for providing the breastpump with a plurality of adaptations in the form of different breast shields; and
a releasable connecting mechanism forming a substantially airtight seal between a respective breast shield and said hood base, wherein said tubular part of said first breast shield has a different internal size than that of said tubular part of said second breast shield. - View Dependent Claims (11)
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12. An improved breastpump assembly kit for the expression of mother'"'"'s milk, comprising:
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a suction hood base;
at least first and second interchangeable breast shields, each breast shield having a funnel shape with a cone part and a tubular part extending downstream from said cone part, said first breast shield having a different structure from that of said second breast shield, for providing the breastpump with a plurality of adaptations in the form of different breast shields; and
a releasable connecting mechanism forming a substantially airtight seal between a respective breast shield and said hood base, wherein said cone part of one of said at least first and second interchangeable breast shields has a cut-out portion, and said breast shield with said cut-out portion is rotatably mounted on said hood base.
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13. An improved breast shield for a breastmilk pump assembly, wherein the improvement comprises:
- a conical part of said breast shield for receiving a breast therein, said conical part having a cut-out portion which extends a distance from a periphery of said conical part border thereof, said distance being less than half of a diameter of said conical part, wherein said cut-out portion avoids contact of the breast by said conical part in use of the breast shield.
- View Dependent Claims (14)
Specification