释义 |
DictionarySeebroachEncyclopediaSeeBroachsmooth broach
broach [brōch] 1. an elongated, tapered, and serrated cutting tool for shaping and enlarging holes.2. barbed b.; root canal b.barbed broach a thin, flexible, hand-operated or engine-driven endodontic instrument, usually tapered, with a series of sharply pointed barbs along the operative head; used for engaging and removing the dental pulp and other substances intact from the root canal or pulp chamber.pathfinder broach root canal probe.root canal broach a broach, usually barbed, used for removing the soft tissue contents of the root canal; see barbed b.smooth broach root canal probe.smooth broachan exploring instrument used in endodontic practice; a root canal tine.smooth broach (smūdh brōch) Exploring instrument used in endodontic practice; a root canal tine. |