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Removal of root canal filling materials using Er:YAG laser irradiation
Er:YAG laser Root canal retreatment Root canal filling material
2010/11/26
The purpose of this study was to examine the ability of Er:YAG laser to remove root canal filling materials. The root canals of 21 extracted human anterior teeth were enlarged, and then obturated with...
Sealing Ability of New Adhesive Root Canal Filling Materials Measured by New Dye Penetration Method
Leakage Sealer Spectrophotometer
2009/9/14
The sealing ability of new adhesive root canal filling materials was evaluated using a new dye penetration method. Twenty-eight single-rooted mandibular premolars were randomly divided into four group...
Removal of Resin-based Root Canal Filling Materials with K3 Rotary Instruments: Relative Efficacy for Different Combinations of Filling Materials
Resin-based root canal filling material Ni-Ti rotary instrumentation Root canal retreatment
2009/9/11
Removal of resin-based root canal filling materials may cause serious problems during root canal retreatment. This study compared the working time and amount of canal enlargement when different resin-...