• Title/Summary/Keyword: 치과보존

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Retrograde filling with Lid technique in periapical surgery: case report (Lid technique을 활용하여 치근단 수술에서 역충전을 시행한 증례 보고)

  • Yoon-Joo Lee;Kyung-Mo Cho;Se-Hee Park;Yoon Lee;Jin-Woo Kim
    • Journal of Dental Rehabilitation and Applied Science
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    • v.39 no.1
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    • pp.45-51
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    • 2023
  • Apical sealing with proper retrograde filling material and technique is the key factor for successful apical surgery. In order to provide impeccable apical sealing and healing, various mechanical and chemical characteristics of retrograde filling material is required. MTA has been used as the gold standard of retrograde filling due to its unprecedented advantages. As MTA has long setting time and difficult handling properties, premixed putty type bioceramic material has been newly developed. For efficient retrofilling with premixed putty type biocreamic material, 'Lid technique' was also proposed. The following cases present apical surgery using newly developed premixed putty type bioceramic material with Lid technique.

Non-surgical root canal treatment of maxillary second premolar fused paramolar tubercle (Paramolar tubercle이 융합된 상악 제2소구치의 비외과적 근관치료)

  • Choi, Da-Kyung;Chang, Hoon-Sang;Hwang, Yun-Chan;Hwang, In-Nam;Oh, Won-Mann;Park, Chan;Lee, Bin-Na
    • Journal of Dental Rehabilitation and Applied Science
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    • v.37 no.4
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    • pp.268-273
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    • 2021
  • Paramolar tubercle is a rare developmental dental anomaly defined as an additional cusp occurring on the buccal or lingual surfaces of the molar. Permanent molar fused with paramolar tubercles can be a cause of difficulty in root canal treatment. Therefore, proper understanding of these variations is important in order to ensure successful endodontic treatment. Cone beam computed tomography (CBCT) can be helpful to understand anatomy of complicated cases. This case report describes nonsurgical endodontic treatment of maxillary second premolar fused with paramolar tubercle.