Zobrazeno 1 - 10
of 595
pro vyhledávání: '"Tadashi KOKUBO"'
Autor:
Hidenobu Hashimoto, Tsutomu Soma, Sunao Mizumura, Tadashi Kokubo, Rine Nakanishi, Takanori Ikeda
Publikováno v:
European Journal of Hybrid Imaging, Vol 6, Iss 1, Pp 1-10 (2022)
Abstract Background Lung perfusion using 99mTc-macroaggregated albumin single-photon emission computed tomography (SPECT) and lung computed tomography (CT) is a useful modality for identifying patients with pulmonary artery embolism. However, conform
Externí odkaz:
https://doaj.org/article/a80860efddfa4936b10379a00138d6ef
Publikováno v:
Journal of Materials Science: Materials in Medicine, Vol 33, Iss 2, Pp 1-10 (2022)
Abstract It was reported by Jung and Day in 2011 that a cotton-like glass fiber pad made of borate glass 13-93B3 demonstrated a remarkable wound healing effect. It was approved for sale as a novel wound dressing in the management of acute and chronic
Externí odkaz:
https://doaj.org/article/bac631c29fa94e1cb52aac07bf2c157d
Autor:
Shunsuke Fujibayashi, Mitsuru Takemoto, Takashi Nakamura, Tomiharu Matsushita, Tadashi Kokubo, Kiyoyuki Sasaki, Shigeo Mori, Shuichi Matsuda
Publikováno v:
Asian Spine Journal, Vol 15, Iss 3, Pp 373-380 (2021)
The purpose of this study was to introduce our patient-specific bioactive porous titanium implant manufactured using selective laser melting (SLM) and to establish the efficacy and safety of the implant for stand-alone anterior cervical discectomy an
Externí odkaz:
https://doaj.org/article/bb4526b1795e4f5e9946fd5f4dd4592d
Autor:
Shiva Kamini Divakarla, Seiji Yamaguchi, Tadashi Kokubo, Dong-Wook Han, Jae Ho Lee, Wojciech Chrzanowski
Publikováno v:
Journal of Tissue Engineering, Vol 9 (2018)
The leading reason for implant revision surgery globally is lack of implant integration with surrounding bone. A new titanium alloy GUMMETAL ® (Ti 59 Nb 36 Ta 2 Zr 3 O 0.3 ) is currently used in biomedical devices and has a Young’s modulus that is
Externí odkaz:
https://doaj.org/article/37e7ddf75cf94038be111ac28e5cf339
Autor:
Koji Akeda, Seiji Yamaguchi, Tomiharu Matsushita, Tadashi Kokubo, Koichiro Murata, Norihiko Takegami, Akihiko Matsumine, Akihiro Sudo
Publikováno v:
PLoS ONE, Vol 13, Iss 5, p e0196766 (2018)
Titanium (Ti)-6Al-4V alloy, which is widely used in spinal instrumentation with a pedicle screw (PS) system. However, significant clinical problems, including loosening and back-out of PSs, persist. During the last decade, a novel technology that pro
Externí odkaz:
https://doaj.org/article/4f54a4fe42e6438ab3c9d2425f1b4c1a
Autor:
Takayoshi Shimizu, Shunsuke Fujibayashi, Seiji Yamaguchi, Bungo Otsuki, Yaichiro Okuzu, Tomiharu Matsushita, Tadashi Kokubo, Shuichi Matsuda
Publikováno v:
PLoS ONE, Vol 12, Iss 9, p e0184495 (2017)
Polyetheretherketone (PEEK) is a widely accepted biomaterial, especially in the field of spinal surgery. However, PEEK is not able to directly integrate with bone tissue, due to its bioinertness. To overcome this drawback, various studies have descri
Externí odkaz:
https://doaj.org/article/8aadd7b61b7f41bdac5921275bd15613
Autor:
Tadashi Kokubo, Seiji Yamaguchi
Publikováno v:
Materials, Vol 3, Iss 1, Pp 48-63 (2009)
Sodium titanate formed on Ti metal by NaOH and heat treatments induces apatite formation on its surface in a body environment and bonds to living bone. These treatments have been applied to porous Ti metal in artificial hip joints, and have been used
Externí odkaz:
https://doaj.org/article/ae11ad26c00546d6a19843ea24195b32
Autor:
Seiji Yamaguchi, Shekhar Nath, Yoko Sugawara, Kamini Divakarla, Theerthankar Das, Jim Manos, Wojciech Chrzanowski, Tomiharu Matsushita, Tadashi Kokubo
Publikováno v:
Nanomaterials, Vol 7, Iss 8, p 229 (2017)
The inhibitory effect of gallium (Ga) ions on bone resorption and their superior microbial activity are attractive and sought-after features for the vast majority of implantable devices, in particular for implants used for hard tissue. In our work, f
Externí odkaz:
https://doaj.org/article/13efaf8c63f04d8a96291918ca3ba84d
Autor:
Toshiyuki Kawai, Mitsuru Takemoto, Shunsuke Fujibayashi, Haruhiko Akiyama, Masashi Tanaka, Seiji Yamaguchi, Deepak K Pattanayak, Kenji Doi, Tomiharu Matsushita, Takashi Nakamura, Tadashi Kokubo, Shuichi Matsuda
Publikováno v:
PLoS ONE, Vol 9, Iss 2, p e88366 (2014)
Samples of porous Ti metal were subjected to different acid and heat treatments. Ectopic bone formation on specimens embedded in dog muscle was compared with the surface characteristics of the specimen. Treatment of the specimens by H2SO4/HCl and hea
Externí odkaz:
https://doaj.org/article/12a374c8224f4749becf363b70c5bb4c
Autor:
Mikinobu Goto, Tomiharu Matsushita, Seiji Yamaguchi, Akihiko Matsumine, Tadashi Kokubo, Kunihiro Asanuma, Koji Akeda, Akihiro Sudo, Hiroyuki Takahashi, Tomoki Nakamura
Publikováno v:
Journal of Biomaterials Applications. 35:1153-1167
Additive manufacturing has facilitated the fabrication of orthopedic metal implants with interconnected pores. Recent reports have indicated that a pore size of 600 μm is beneficial for material-induced osteogenesis. However, the complete removal of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::943fa2e2833682f87323db5f166dd8c0
https://doi.org/10.1177/0885328220968218
https://doi.org/10.1177/0885328220968218