title: [Gingival retraction methods. A literature review].
abstract: The exposure of the preparation margin and the control of the hemorrhage in the gingival sulcus are prerequisites for precise impressions and thereby improving the quality of indirectly fabricated restorations. The purpose of this review article is to summarize available evidence with respect to current methods of gingival retraction and to provide the clinician with practical tips.
authors.affiliation: Klinik für Parodontologie Zahnmedizinische Kliniken Universität Bern.
authors.forename: Nino A
authors.initials: NA
authors.lastname: Tosches
authors.forename: Giovanni E
authors.initials: GE
authors.lastname: Salvi
mesh_terms: D001252:Astringents / Q000627:therapeutic use; D032561:Cotton Fiber; D003760:Dental Impression Materials / Q000737:chemistry; D003761:Dental Impression Technique; D004563:Electrochemistry; D005881:Gingiva; D005884:Gingival Hemorrhage / Q000517:prevention & control; D006801:Humans; D057927:Hydrophobic and Hydrophilic Interactions; D007616:Kaolin
chemical_list: D001252:Astringents; D003760:Dental Impression Materials; D007616:Kaolin