Patent ID: 6585512
Filing Date: 2003-07-01
Classification: A61C

Abstract:
An aspiration unit for use with a dental instrument having a hand grip portion and a tooth-engaging portion, said aspiration unit comprising:(a) an elongated outer body having a distal end, a proximal end and a wall defining an elongated interior space; (b) an elongated inner body mounted within said elongated outer body, said elongated inner body having a first end and a second end and a wall defining an interior space, said dental instrument being receivable within said interior space of said elongated inner body; (c) an end cap assembly removably connected to said proximal end of said outer body, said end cap assembly including: (i) an end wall; and (ii) a connector means connected to said end wall for connecting the unit with a source of vacuum, said connector means having a flow passageway in communication with said interior space of said elongated outer body; (d) intake means connected to said distal end of said outer body for channeling particulate matter into said interior space of said outer body, said intake means comprising a mouth portion in communication with said interior space of said elongated outer body; and (e) vacuum means connected to said connector means for creating a vacuum within said interior space of said elongated outer body.