Zobrazeno 1 - 10
of 239
pro vyhledávání: '"Takashi OKIJI"'
Autor:
Moe Sandar Kyaw, Arata Ebihara, Yoshiko Iino, Myint Thu, Keiichiro Maki, Shunsuke Kimura, Pyae Hein Htun, Takashi Okiji
Publikováno v:
BMC Oral Health, Vol 24, Iss 1, Pp 1-14 (2024)
Abstract Background The screw-in effect is a tendency of a nickel-titanium (NiTi) rotary endodontic file to be pulled into the canal, which can result in a sudden increase in stress leading to instrument fracture, and over-instrumentation beyond the
Externí odkaz:
https://doaj.org/article/9aa8c02d750144e9bcb37bc92e302580
Publikováno v:
Journal of Dental Sciences, Vol 19, Iss 3, Pp 1546-1553 (2024)
Background/purpose: Establishing effective irrigation methods is warranted to ensure the predictability of minimally invasive root canal instrumentation. This study aimed to compare the smear layer removal efficacy of different irrigation techniques
Externí odkaz:
https://doaj.org/article/272a5d7998e843a7ae51a385338f1174
Autor:
Shunsuke Kimura, Arata Ebihara, Keiichiro Maki, Moe Sandar Kyaw, Yuka Kasuga, Satoshi Omori, Takashi Okiji
Publikováno v:
Journal of Dental Sciences, Vol 19, Iss 2, Pp 929-936 (2024)
Background/purpose: Temperature-dependent phase compositional changes influence the mechanical properties of heat-treated nickel-titanium (NiTi) rotary instruments. This study evaluated the phase composition, bending properties, and cyclic fatigue re
Externí odkaz:
https://doaj.org/article/3007a323585c4b72a9808f8eaf36f14d
Autor:
Nobuyuki Kawashima, Takashi Okiji
Publikováno v:
Frontiers in Dental Medicine, Vol 5 (2024)
Dental pulp is a mesenchymal connective tissue located inside the rigid encasement of the dentin. When bacteria or bacterial products invade the dental pulp, inflammation known as pulpitis is induced in this tissue. Various mediators produced during
Externí odkaz:
https://doaj.org/article/278e4c5addf3428ab5c6a6c877e77581
Publikováno v:
Dentistry Journal, Vol 12, Iss 10, p 333 (2024)
Background/Objectives: This study compared the accuracy and efficiency of different surgical-guide (SG)-assisted and freehand drilling techniques for removing fiber posts from maxillary anterior teeth performed by differently experienced operators. M
Externí odkaz:
https://doaj.org/article/10ad5110558d4319bea834a6c08e54c5
Autor:
Yoshio Yahata, Keisuke Handa, Naoto Ohkura, Motoki Okamoto, Jun Ohshima, Shusaku Itoh, Nobuyuki Kawashima, Toshinori Tanaka, Nobuya Sato, Yuichiro Noiri, Mikako Hayashi, Takashi Okiji, Masahiro Saito
Publikováno v:
Regenerative Therapy, Vol 24, Iss , Pp 377-384 (2023)
Introduction: Concentrated growth factor (CGF) is a new-generation autologous platelet concentrate that promotes tissue regeneration and has anti-inflammatory properties. This randomized multicenter trial aimed to evaluate the effects of CGF on bone
Externí odkaz:
https://doaj.org/article/66acdb5b27644ee6828cce63a7915a0b
Autor:
Yuka Kasuga, Shunsuke Kimura, Keiichiro Maki, Hayate Unno, Satoshi Omori, Keiko Hirano, Arata Ebihara, Takashi Okiji
Publikováno v:
BMC Oral Health, Vol 23, Iss 1, Pp 1-10 (2023)
Abstract Background The aim of this study was to evaluate the phase composition, phase transformation temperatures, bending property, and cyclic fatigue resistance of different heat-treated nickel-titanium (NiTi) rotary instruments with the same tip
Externí odkaz:
https://doaj.org/article/cb4fbd432b5c4436baa014eba762ce1c
Autor:
Aseel Alchawoosh, Kentaro Hashimoto, Nobuyuki Kawashima, Sonoko Noda, Kosuke Nozaki, Takashi Okiji
Publikováno v:
Journal of Dental Sciences, Vol 18, Iss 4, Pp 1731-1739 (2023)
Background/purpose: The mineralized tissue-inductive ability and anti-inflammatory properties of hydraulic calcium silicate-based (HCSB) sealers have not been fully elucidated. This study aimed to evaluate the effects of the HCSB sealers Bio-C sealer
Externí odkaz:
https://doaj.org/article/08a289faaf5548f48686c443b1109e09
Autor:
Myint Thu, Arata Ebihara, Keiichiro Maki, Shunsuke Kimura, Moe-Sandar Kyaw, Yuka Kasuga, Miki Nishijo, Takashi Okiji
Publikováno v:
Journal of Dental Sciences, Vol 18, Iss 4, Pp 1598-1603 (2023)
Background/purpose: The glide path instruments are the introductory instruments into the canals; thus, they should be durable enough to withstand torsional stress/screw-in force. This study aimed to investigate the torque and screw-in force of TruNat
Externí odkaz:
https://doaj.org/article/5b8d27dbe10f43f39b343ff3577fb399
Autor:
Myint Thu, Arata Ebihara, Moe Sandar Kyaw, Satoshi Omori, Keiichiro Maki, Shunsuke Kimura, Hayate Unno, Takashi Okiji
Publikováno v:
Journal of Dental Sciences, Vol 18, Iss 3, Pp 1170-1176 (2023)
Background/purpose: Using conventional approach to examine stationary torque of nickel-titanium rotary instruments contradicts the clinical condition, and its validity for motions involving clockwise and counterclockwise rotations is questionable. Th
Externí odkaz:
https://doaj.org/article/c53aeea7b7084e889925982851ee5824