Patent attributes
The present invention relates to a breast pump (10) for extracting milk (30) from a human breast, comprising:a first breast receiving funnel (16) for receiving a first breast (28) of a user;a vacuum pump (20) for generating an underpressure within the first breast receiving funnel (16); anda control unit (22) for controlling the vacuum pump (20); wherein the control unit (22) is configured to operate the vacuum pump (20) in at least two different modes, an attachment mode (48) and a milk extraction mode (50); wherein in the attachment mode (48) the control unit (22) is configured to control the vacuum pump (20) to generate a constant underpressure within the first breast receiving funnel (16) allowing the user to attach the first breast receiving funnel (16) to the first breast (28); and wherein in the milk extraction mode (50) the control unit (22) is configured to control the vacuum pump (20) to generate a time-variable underpressure profile within the first breast receiving funnel (16) for extracting milk (30) from the first breast (28).
