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Disposable anesthesia delivery system with shortened outer sleeve and inner solid drill

  • US 6,287,114 B1
  • Filed: 06/09/1999
  • Issued: 09/11/2001
  • Est. Priority Date: 06/09/1999
  • Status: Expired due to Term
First Claim
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1. A dental apparatus for intraosseously delivering dental anesthesia comprising:

  • a drilling member including a drill housing, a connecting portion for establishing a connection to a dental drilling apparatus, and a drill extending from the drill housing; and

    a sleeve member including a sleeve housing, and a hollow sleeve extending from the sleeve housing;

    wherein the sleeve housing is adapted to be removably engaged with the drill housing such that the drill is inserted into the sleeve;

    wherein the drill has a length such that when the drill is inserted into the hollow sleeve, a portion of the drill extends beyond the hollow sleeve;

    wherein the drill and the hollow sleeve are rotatable by the dental drilling apparatus, the drill comprises a cutting edge that drills a hole in bone, and the hollow sleeve comprises a leading edge that reams a proximal portion of the hole drilled by the drill;

    wherein the hollow sleeve is adapted to receive a syringe needle when the sleeve housing and the drill housing are disengaged and the drill is removed from the hollow sleeve; and

    wherein the drill is solid and has a smooth outer surface.

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