ARNOLD AALDERS,ARJAN TEODOR VAN WIERINGEN,HASSAN EL BARAKAT
申请号：
US16064638
公开号：
US20180369464A1
申请日:
2016.12.15
申请国别(地区):
US
年份:
2018
代理人:
摘要：
The present invention relates to a breast pump (1) for extracting milk from a female breast comprising an expression kit (2), a container (5) connected to the expression kit (2), and a vacuum unit (6) connected to the expression kit (2), wherein the combined volumes of the expression kit (2), the container (5), the vacuum unit (6) and the connections thereof define a system air volume, and a vacuum pressure sensor for determining volume changes in the system air volume in response to changes in vacuum pressure.
