Patent ID: 7238021
Filing Date: 2007-07-03
Classification: A61C,A61D

Abstract:
1. An arrangement of a tool insertable into the mouth of a house for the care and maintenance of teeth while providing protection of soft tissue within the mouth of the horse and comprising in combination: an electric rotary motor having a means to hold said tool along the axis of rotation of said motor, said tool having a tooth cutting surface of a preselected size and shape; a shaft having one end mounted to said cutting surface and the other end attachable to said motor holding means thereby supplying rotational motion to said tool; a shaft support having a bearing mounted at a preselected position within said shaft support means and a bearing seal mounted at a position between said bearing and said cutting surface through which said shaft may be inserted and supported for rotary motion without binding; a hand piece having a channel through which said shaft support means is removably insertable; and, a cutting surface guard fabricated as a portion of said hand piece and shaped to be in encircling relation about a selected portion of said cutting surface thereby exposing only a portion of said cutting surface under the condition of said shaft support means, having said shaft inserted therein, is mounted within said shaft support channel of said hand piece and said shaft engaged within said holding means thereby allowing a user of the arrangement to guide said hand piece containing the partially guarded tool into the mouth of the horse to separate said soft tissue from a preselected portion of a tooth with said cutting surface guard and position the unguarded portion of said cutting surface against a tooth to remove a selection portion of said tooth by means of said tool in rotary motion.