title: A gingival guard for crown preparation.
abstract: A device for subgingival margin preparation is presented. The gingival guard consists of a clamp attached to the high-speed handpiece supporting a stainless steel shank terminating in a sphere. The guard permits nontraumatic subgingival margin preparation.
authors.affiliation: Section of Occlusion, Tel Aviv University, Israel.
authors.forename: S
authors.initials: S
authors.lastname: Fitzig
authors.forename: E
authors.initials: E
authors.lastname: Weiss
authors.forename: M
authors.initials: M
authors.lastname: Helft
authors.forename: Z
authors.initials: Z
authors.lastname: Metzger
mesh_terms: D003442:Crowns; D003737:Dental Cavity Preparation / Q000295:instrumentation*; D003754:Dental High-Speed Equipment; D004867:Equipment Design; D005881:Gingiva; D006801:Humans; D011482:Protective Devices