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題名 Outcomes of necrotic immature open-apex central incisors treated by MTA apexification using poly(ε-caprolactone) fiber mesh as an apical barrier
作者 Lee, Li-Wan;Hsiao, Sheng-Huang;Lin, Yun-Ho;Chen, Po-Yu;Lee, Ya-Ling;Hung, Wei-Chiang
蕭勝煌
Hsiao, Sheng-Huang
貢獻者 心理系
關鍵詞 Clinical outcome ; Apical tooth root formation ; Dentinal wall thickness ; Apexification ; Mineral trioxide aggregate ; poly(ε-caprolactone) fiber mesh
日期 2018
上傳時間 13-Sep-2018 17:30:39 (UTC+8)
摘要 Background/purpose
Although unset mineral trioxide aggregate (MTA) has some cytotoxicity, MTA is still a biocompatible material suitable for doing apexification. This study assessed the outcomes for 8 necrotic immature open-apex permanent maxillary central incisors treated by MTA apexification using poly(ε-caprolactone) fiber mesh (PCL-FM) as an apical barrier (so-called PCL-FM/MTA apexification) to prevent extrusion of MTA materials into the periapical tissues of open-apex teeth.

Methods
Eight necrotic immature open-apex permanent maxillary central incisors with the open apices measuring 2.5 mm–3.5 mm in diameter in 8 patients (6 boys and 2 girls; age range, 8–10 years) were first cleaned using ultrasonic activated irrigation with 2.5% sodium hypochlorite solution and then treated by PCL-FM/MTA apexification procedure.

Results
All the 8 permanent maxillary central incisors showed successful outcomes after PCL-FM/MTA apexification procedure. The mean duration for apical hard tissue barrier formation of the 8 incisors was 6.8 ± 0.5 weeks (range 6–7 weeks). The mean increased root length was 1.8 ± 0.7 mm (range 1–3 mm) at 7 weeks and 3.1 ± 0.6 mm (range 2–4 mm) at 3 months. The mean increased dentinal wall thickness at the most apical portion of the root was 1.3 ± 0.5 mm (range 1–2 mm) at 7 weeks and 2.4 ± 0.6 mm (range 1.5–3 mm) at 3 months. None of the teeth treated by PCL-FM/MTA apexification showed tooth discoloration after a follow-up period of 3 months.

Conclusion
PCL-FM/MTA apexification is an excellent technique for treatment of necrotic immature open-apex permanent maxillary central incisors.
關聯 Journal of the Formosan Medical Association
資料類型 article
DOI https://doi.org/10.1016/j.jfma.2018.06.008
dc.contributor 心理系
dc.creator (作者) Lee, Li-Wan;Hsiao, Sheng-Huang;Lin, Yun-Ho;Chen, Po-Yu;Lee, Ya-Ling;Hung, Wei-Chiangen_US
dc.creator (作者) 蕭勝煌zh_TW
dc.creator (作者) Hsiao, Sheng-Huangen_US
dc.date (日期) 2018
dc.date.accessioned 13-Sep-2018 17:30:39 (UTC+8)-
dc.date.available 13-Sep-2018 17:30:39 (UTC+8)-
dc.date.issued (上傳時間) 13-Sep-2018 17:30:39 (UTC+8)-
dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/120077-
dc.description.abstract (摘要) Background/purpose
Although unset mineral trioxide aggregate (MTA) has some cytotoxicity, MTA is still a biocompatible material suitable for doing apexification. This study assessed the outcomes for 8 necrotic immature open-apex permanent maxillary central incisors treated by MTA apexification using poly(ε-caprolactone) fiber mesh (PCL-FM) as an apical barrier (so-called PCL-FM/MTA apexification) to prevent extrusion of MTA materials into the periapical tissues of open-apex teeth.

Methods
Eight necrotic immature open-apex permanent maxillary central incisors with the open apices measuring 2.5 mm–3.5 mm in diameter in 8 patients (6 boys and 2 girls; age range, 8–10 years) were first cleaned using ultrasonic activated irrigation with 2.5% sodium hypochlorite solution and then treated by PCL-FM/MTA apexification procedure.

Results
All the 8 permanent maxillary central incisors showed successful outcomes after PCL-FM/MTA apexification procedure. The mean duration for apical hard tissue barrier formation of the 8 incisors was 6.8 ± 0.5 weeks (range 6–7 weeks). The mean increased root length was 1.8 ± 0.7 mm (range 1–3 mm) at 7 weeks and 3.1 ± 0.6 mm (range 2–4 mm) at 3 months. The mean increased dentinal wall thickness at the most apical portion of the root was 1.3 ± 0.5 mm (range 1–2 mm) at 7 weeks and 2.4 ± 0.6 mm (range 1.5–3 mm) at 3 months. None of the teeth treated by PCL-FM/MTA apexification showed tooth discoloration after a follow-up period of 3 months.

Conclusion
PCL-FM/MTA apexification is an excellent technique for treatment of necrotic immature open-apex permanent maxillary central incisors.
en_US
dc.format.extent 1182244 bytes-
dc.format.mimetype application/pdf-
dc.relation (關聯) Journal of the Formosan Medical Association
dc.subject (關鍵詞) Clinical outcome ; Apical tooth root formation ; Dentinal wall thickness ; Apexification ; Mineral trioxide aggregate ; poly(ε-caprolactone) fiber meshen_US
dc.title (題名) Outcomes of necrotic immature open-apex central incisors treated by MTA apexification using poly(ε-caprolactone) fiber mesh as an apical barrieren_US
dc.type (資料類型) article
dc.identifier.doi (DOI) 1016/j.jfma.2018.06.008
dc.doi.uri (DOI) https://doi.org/10.1016/j.jfma.2018.06.008