Chiaro Technology Limited

Willow Blossom Holdco Limited

Christopher James Irlam

Jack Cyril Biltcliffe

Jeremy William Crouch

Brian McVeigh

Thomas Michael Malloy

Macdara O'shea

Daniel John Thompson

Jonathan James Harvey Heffer

Benjamin Peter Pescud

An in-bra wearable breast pump is provided. The breast pump includes an air pump system for generating a base level vacuum and a pumping vacuum, a breast shield for receiving a user's breast and having a first side and a second side, a first channel for drawing the base level vacuum on the first side of the breast shield, and a second channel for drawing the pumping vacuum on the second side of the breast shield.

Breast pump

There is provided a method of measuring liquid volume in a sealed container of a breast pump of known volume comprising liquid and gas. The method includes a measurement phase, measuring the volume of gas in the container by changing a first parameter of the gas by a known amount. The method also includes measuring a change in a second parameter of the gas; calculating the volume of gas in the container using the measured change and a predetermined operation equation; and determining the volume of liquid in the container based on the calculation.

Measurement system

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London, United Kingdom

Christopher James Irlam