Bracket with bilayer base configured to produce a control value

  • US 7,131,836 B1
  • Filed: 10/21/2003
  • Issued: 11/07/2006
  • Est. Priority Date: 11/01/2002
  • Status: Active Grant
First Claim
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1. The combination of an orthodontic bracket and a laminated base for ready mounting of the bracket on a tooth, wherein the bracket includes an outwardly opening mesiodistally extending archwire slot and said base and/or its orientation with the bracket opening includes a built-in control value, said base comprising:

  • a first layer of cured polymer resin of uneven thickness mesiodistally and integral with the bracket, anda second layer of uncured polymer resin of substantially the same family as the first layer defining a tacky surface for ready mounting of the bracket on a tooth, andsaid bracket and/or said cured first polymer resin layer of said base being configured to coact with the archwire slot to at least produce a rotation control value.

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