US Patent 11504148 Personal care appliance

A personal care appliance includes a housing having a first end and a second end located opposite and distal the first end, a treatment head member coupled to the first end of the housing, a sonic motor provided in the housing and being structured to oscillate the head member, and a drainage system comprising a pump provided in the housing, a first conduit fluidly coupled to the pump and the head member, and a second conduit fluidly coupled to the pump and the second end of the housing.