Milling copier for a tooth crown or bridge involves base, connecting-frame with side markings, neck, base plate, matrix anchor guide, holder guide and drill

摘要

The implement for the preparation of the tooth crown or bridge comprises a base (9) consisting of a connecting-frame 12) with side marking (40) and an inner cavity. A straight or angled base-neck (10) continues into a base-plate (11) on which lies the matrix anchor guide (31) holding the matrix anchor, and the drill-holder guide (20) holding the drill support carriage (17). A drill support (14) consists of a support arm (46) joined to the support end of the drill-holder (21) by means of a coupling (50).