Device for application of local anesthesia painless

摘要

1. Device for painless application of local anesthesia, the type used in dentistry, comprising a first body (1) substantially cylindrical, characterized in that at its upper end a second body (2) deriving two parallel extensions incorporated (3,4) traversed transversely by a shaft (5) rotating about a third circle (6) body. 2. Device according to claim 1 wherein the body (1) incorporates a plurality of helical grooves (1a) in its intermediate zone. 3. Device according to claim 1 wherein the body (2) inclined to the first body (1) is placed with an inclination of between 15 ° and 25 °.