| 摘要 |
A placement assembly which is received in a dental handpiece and is utilized for insertion of a threaded dental pin into a preformed bore in a tooth. The assembly includes an elongated manipulating body portion with the dental pin projecting from an operating end of the body portion. A shank is frangibly coupled to a driving end of the body portion for driving engagement with the dental handpiece to thread the dental pin into the bore. The shank automatically severs from the body portion prior to the final seating of the dental pin in the bore. The body portion is utilized as a hand tool for the final seating of the dental pin in the bore. The body portion is then disengaged from the dental pin to leave the dental pin properly seated in the bore. |
