title: Endodontic patency. How to get it. How to keep it. Why it is so important.
abstract: Complete elimination of the root canal contents is imperative for predictable endodontic success. Establishing and maintaining apical patency of the root canal system is critical for proper cleaning, shaping and obturating objectives, despite timidity about this region in the past. Contemporary concepts are discussed.
authors: Daniel H
authors: DH
authors: Flanders
mesh_terms: D000891:Anti-Infective Agents, Local / Q000627:therapeutic use; D003786:Dental Pulp Cavity / Q000033:anatomy & histology*; D004867:Equipment Design; D006801:Humans; D012388:Root Canal Irrigants / Q000627:therapeutic use; D012389:Root Canal Obturation / Q000295:instrumentation / Q000379:methods; D018915:Root Canal Preparation / Q000295:instrumentation / Q000379:methods; D012390:Root Canal Therapy / Q000295:instrumentation / Q000379:methods*; D012973:Sodium Hypochlorite / Q000627:therapeutic use; D019227:Tooth Apex / Q000033:anatomy & histology; D016896:Treatment Outcome
chemical_list: D000891:Anti-Infective Agents, Local; D012388:Root Canal Irrigants; D012973:Sodium Hypochlorite