A motorised head (3) for a breast pump comprising a motor unit (35) including a motor and a drive mechanism (22) for driving a pump, a body mounting portion which is fixedly mountable to a body of a breast pump, a motor mounting portion (39) on which the motor and drive mechanism (22) are disposed, and a resiliently deformable member (49) connecting the body mounting portion and the motor mounting portion such that the resiliently deformable member reduces the transfer of vibration caused by the motor or drive mechanism to a breast pump body to which the body mounting portion is mounted.搾乳機用の電動ヘッド(3)は、ポンプを駆動するためのモータと駆動機構(22)とを含むモータユニット(35)と、搾乳機の本体に固定的に取り付け可能な本体取付け部分(39)と、モータ及び駆動機構(22)が配置されるモータ取付け部分と、本体取付け部分とモータ取付け部分とを接続する弾性的に変形可能な部材(49)とを含み、弾性的に変形可能な部材は、本体取付け部分が取り付けられる搾乳機本体への、モータ又は駆動機構によって引き起こされる振動の伝達を減少する。