Introduction: This study compared three techniques for preparing oval-shaped root canals: Anatomic Endodontic Technology (AET), hand instruments (Hedstrom files; Dentsply Maillefer, Ballaigues, Switzerland), and rotary nickel-titanium (Endo Wave; Morita, Osaka, Japan) instruments with regard to cleaning ability and final canal shape. Methods: Three groups each of 13 extracted human mandibular premolars with oval-shaped canals were used. After canal preparation, teeth were sectioned at three levels (coronal middle, and apical), photographed to assess cross-sectional canal shape, and processed for histologic evaluation of canal wall planing and the presence of debris. Results: None of the techniques resulted in completely prepared and cleaned canals. No significant difference was found among the three techniques with regard to untouched surface, cross-sectional area, remaining fins, and canal shape at the three levels. Rotary NiTi instruments resulted in significantly less debris in the apical third compared with AET and hand instrumentation. Conclusions: AET did not perform better than rotary NiTi or hand instruments in oval-shaped canals. (J Endod 2010;36:532-535)
机构:
Univ Tehran Med Sci, Dept Prosthodont, Tehran, Iran
Univ Tehran Med Sci, Implant Sch Dent, Tehran, Iran
Qom Univ Med Sci, Fac Dent, Qom, IranUniv Tehran Med Sci, Dept Prosthodont, Tehran, Iran
Jafarian, Zahra
Moharrami, Mohammad
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Univ Alberta, Sch Dent, Edmonton, AB, CanadaUniv Tehran Med Sci, Dept Prosthodont, Tehran, Iran
Moharrami, Mohammad
Sahebi, Majid
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Univ Tehran Med Sci, Fac Dent, Dept Prosthodont, Dent Res Ctr, Tehran, IranUniv Tehran Med Sci, Dept Prosthodont, Tehran, Iran
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Univ Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, SerbiaUniv Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, Serbia
Papic, Mirjana
Papic, Milos
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Univ Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, SerbiaUniv Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, Serbia
Papic, Milos
Zivanovic, Suzana
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Univ Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, SerbiaUniv Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, Serbia
Zivanovic, Suzana
Vuletic, Miona
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Univ Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, SerbiaUniv Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, Serbia
Vuletic, Miona
Zdravkovic, Dejan
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Univ Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, SerbiaUniv Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, Serbia
Zdravkovic, Dejan
Misic, Aleksandra
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Univ Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, SerbiaUniv Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, Serbia
Misic, Aleksandra
Kovacevic, Marina Miletic
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Univ Kragujevac, Fac Med Sci, Dept Histol & Embryol, Kragujevac, SerbiaUniv Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, Serbia
Kovacevic, Marina Miletic
Popovic, Milica
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Univ Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, SerbiaUniv Kragujevac, Fac Med Sci, Dept Dent, Svetozara Markov Str 69, Kragujevac 34000, Serbia
机构:
Univ Estado Rio De Janeiro, Sch Dent, Dept Integrated Clin Procedures, Rio De Janeiro, BrazilUniv Estado Rio De Janeiro, Sch Dent, Dept Integrated Clin Procedures, Rio De Janeiro, Brazil
Poly, Ane
Tseng, Wei-Ju Louis
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Univ Penn, McKay Orthopaed Res Lab, Dept Orthopaed Surg, Perelman Sch Med, Philadelphia, PA 19104 USA
Thomas Jefferson Univ, Dept Med, Ctr Translat Med, Sidney Kimmel Med Coll, Philadelphia, PA 19107 USAUniv Estado Rio De Janeiro, Sch Dent, Dept Integrated Clin Procedures, Rio De Janeiro, Brazil
Tseng, Wei-Ju Louis
Marques, Fernando
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Univ Penn, Sch Dent Med, Dept Endodont, Philadelphia, PA 19104 USAUniv Estado Rio De Janeiro, Sch Dent, Dept Integrated Clin Procedures, Rio De Janeiro, Brazil
Marques, Fernando
Setzer, Frank Carsten
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Univ Penn, Sch Dent Med, Dept Endodont, Philadelphia, PA 19104 USAUniv Estado Rio De Janeiro, Sch Dent, Dept Integrated Clin Procedures, Rio De Janeiro, Brazil
Setzer, Frank Carsten
Karabucak, Bekir
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Univ Estado Rio De Janeiro, Sch Dent, Dept Integrated Clin Procedures, Rio De Janeiro, Brazil
Univ Penn, Sch Dent Med, Dept Endodont, Philadelphia, PA 19104 USAUniv Estado Rio De Janeiro, Sch Dent, Dept Integrated Clin Procedures, Rio De Janeiro, Brazil
Karabucak, Bekir
EUROPEAN ENDODONTIC JOURNAL,
2021,
6
(03):
: 271
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277
机构:
Univ Fed Santa Catarina, Dept Dent, Discipline Endodont, Florianopolis, SC, BrazilUniv Fed Santa Catarina, Dept Dent, Discipline Endodont, Florianopolis, SC, Brazil
Bortoluzzi, Eduardo A.
Carlon, Daniel, Jr.
论文数: 0引用数: 0
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机构:
Georgia Regents Univ, Coll Dent Med, Augusta, GA 30912 USAUniv Fed Santa Catarina, Dept Dent, Discipline Endodont, Florianopolis, SC, Brazil
Carlon, Daniel, Jr.
Meghil, Mohamed M.
论文数: 0引用数: 0
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机构:
Georgia Regents Univ, Coll Dent Med, Augusta, GA 30912 USAUniv Fed Santa Catarina, Dept Dent, Discipline Endodont, Florianopolis, SC, Brazil
Meghil, Mohamed M.
El-Awady, Ahmed R.
论文数: 0引用数: 0
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机构:
Georgia Regents Univ, Coll Dent Med, Augusta, GA 30912 USAUniv Fed Santa Catarina, Dept Dent, Discipline Endodont, Florianopolis, SC, Brazil
El-Awady, Ahmed R.
Niu, Lina
论文数: 0引用数: 0
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机构:
Fourth Mil Med Univ, Sch Stomatol, Dept Prosthodont, State Key Lab Mil Stomatol, Xian 710032, Peoples R ChinaUniv Fed Santa Catarina, Dept Dent, Discipline Endodont, Florianopolis, SC, Brazil
Niu, Lina
Bergeron, Brian E.
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Georgia Regents Univ, Coll Dent Med, Augusta, GA 30912 USAUniv Fed Santa Catarina, Dept Dent, Discipline Endodont, Florianopolis, SC, Brazil
Bergeron, Brian E.
Susin, Lisiane
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Georgia Regents Univ, Coll Dent Med, Augusta, GA 30912 USAUniv Fed Santa Catarina, Dept Dent, Discipline Endodont, Florianopolis, SC, Brazil
Susin, Lisiane
Cutler, Christopher W.
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Georgia Regents Univ, Coll Dent Med, Augusta, GA 30912 USAUniv Fed Santa Catarina, Dept Dent, Discipline Endodont, Florianopolis, SC, Brazil
Cutler, Christopher W.
Pashley, David H.
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Georgia Regents Univ, Coll Dent Med, Augusta, GA 30912 USAUniv Fed Santa Catarina, Dept Dent, Discipline Endodont, Florianopolis, SC, Brazil
Pashley, David H.
Tay, Franklin R.
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Georgia Regents Univ, Coll Dent Med, Augusta, GA 30912 USAUniv Fed Santa Catarina, Dept Dent, Discipline Endodont, Florianopolis, SC, Brazil