A breast pump device for pumping breast milk is disclosed. The breast pump device may include a breast shield for receiving a breast, a collection container for receiving breast milk, a tubing connecting the breast shield to the collection container, and a pump connected to the collection container, configured to draw breast milk from the breast shield, through the tubing, and into the collection container. The breast shield may include a channel extending from an interior portion of the breast shield located near a nipple of the breast to an exterior portion of the breast shield. The various components of the breast pump device may be made out of antimicrobial materials. One or more sensors and/or computing devices may be incorporated to measure the amount of milk produced, monitor temperature of the milk, and provide alerts regarding pumping schedules.