Retractable Technologies, Inc.
Frontal attachment for dental syringe with oblique needle advancement and retraction

Abstract:

A frontal attachment for a conventional aspirating dental syringe comprising a barrel connector housing releasably attachable to the front end of the barrel of an aspirating dental syringe, an injection needle guide attached to the barrel connector housing, an injection needle attached to and supported by a needle holder assembly reciprocatably disposed in a needle guide slot between the injection needle guide and the barrel connector housing in oblique relation to the longitudinal axis of the aspirating dental syringe, and a second needle projecting rearwardly from the barrel connector housing to establish fluid communication with a carpule disposed in the conventional aspirating dental syringe.