| 主权项 |
1. A guidance member for a liquid droplet spray appliance for cleaning teeth, the guidance member positioned at a distal end of a guidance assembly, said guidance assembly defining a longitudinal axis, said guidance member comprising:
a base portion for contacting surfaces of adjacent teeth and gum region, between which teeth is an interproximal space, said base portion positioned at an angle greater than zero degrees and less than 90 degrees with respect to the longitudinal axis of the guidance assembly when said guidance assembly is in a rest position; and a tip portion which extends forward from a surface of the base portion, the tip portion terminating at an end which is dimensioned and configured to fit into the interproximal space, wherein the tip portion and the base portion are configured so as to provide a reliable, accurate alignment of the tip portion relative to the interproximal space, the tip portion extending forward of the base portion and including an opening through which a liquid droplet spray is directed, wherein due to the position of the base portion, a centerline of the opening of the tip portion, during use of the guidance member, aligns with a plane of the interproximal space. |
