driven by hydraulic motor, e.g. water motor

Full Title

Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses (instruments acting like a sandblast machine A61C3/025; tooth polishing discs or holders therefor A61C3/06; devices for cleaning between the teeth A61C15/00); Saliva removers; Dental appliances for receiving spittle > Power-driven cleaning or polishing devices > with brushes, cushions, cups, or the like (brush bodies, e.g. arrangements of the bristles A46B) > reciprocating or oscillating > driven by hydraulic motor, e.g. water motor