作者: Peter M. Spradling , E. Steve Senia
DOI: 10.1016/S0099-2399(82)80014-9
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摘要: The sealing ability of four types syringeable paste filling materials was compared with laterally condensed gutta-percha Tancredi sealer. Eight groups ten extracted human single-rooted anterior teeth in each group were uniformly prepared and obturated PCA Sealer, ZOE, Endo Fill, Hydron, sealer, Roth's 801 After exposure to .25% methylene blue dye for seven days, the shaved horizontally while continuously viewed a dissecting microscope. Direct measurements made penetration using Boley gauge. only that differed significantly from sealer Hydron. latter better statistically ability.