Development of new aortic stent-graft materials by plasma technology that can control the surface morphology and the drug elution
Project/Area Number |
24560860
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Multi-year Fund |
Section | 一般 |
Research Field |
Structural/Functional materials
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Research Institution | Tokai University |
Principal Investigator |
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Co-Investigator(Kenkyū-buntansha) |
SUZUKI Tetsuya 慶應義塾大学, 理工学部, 教授 (10286635)
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Co-Investigator(Renkei-kenkyūsha) |
HOTTA Atsushi 慶應義塾大学, 理工学部, 教授 (30407142)
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Project Period (FY) |
2012-04-01 – 2015-03-31
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Project Status |
Completed (Fiscal Year 2014)
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Budget Amount *help |
¥5,460,000 (Direct Cost: ¥4,200,000、Indirect Cost: ¥1,260,000)
Fiscal Year 2014: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2013: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2012: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
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Keywords | 新機能材料 / 非晶質炭素膜 / リン脂質ポリマー / マイクロパターニング / 薬剤徐放 / プラズマ技術 / 細胞接着制御 / ステントグラフト内 / エンドリーク / 炭素系薄膜 / プラズマ / 薬剤徐放部材 / 血管内皮細胞 / 線維芽細胞 |
Outline of Final Research Achievements |
Endovascular aneurysm repair (EVAR) using a stent-graft is designed to help prevent an aneurysm from bursting. Endoleaks are characterized by persistent blood flow within the aneurysm sac following EVAR. In this study, to inhibit the endoleak inflow, we controlled the surface morphology and the drug elution of graft material by plasma technology, and we developed new materials for a graft fabric that enhanced cell adhesion and proliferation. As the specific results, we revealed that (1) the control of the surface morphology and the drug emission contributed to the proliferation of endothelial cells and that (2) micro-patterned hydrogenated amorphous carbon (a-C:H) coating on the polymer impregnated with basic fibroblast glows factor (bFGF) improved the endothelial cells growth rate.
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Report
(4 results)
Research Products
(30 results)
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[Journal Article] Basic Fibroblast Growth Factor as a Potential Stent Coating Material Inducing Endothelial Cell Proliferation2014
Author(s)
Kitamura, N., Hasebe, T., Matsumoto, T, Hotta, A., Suzuki, T., Yamagami, T. & Terada, H.
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Journal Title
Journal of Atherosclerosis and Thrombosis
Volume: 21
Issue: 5
Pages: 477-485
DOI
NAID
ISSN
1340-3478, 1880-3873
Related Report
Peer Reviewed
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[Journal Article] Hydrophobicity and non-thrombogenicity of nanoscale dual rough surface coated with fluorine-incorporated diamond-like carbon films: Biomimetic surface for blood-contacting medical devices2013
Author(s)
Hasebe, T., Nagashima, S., Kamijo, A., Moon, M.W., Kashiwagi, Y., Hotta, A., Lee, K.R., Takahashi, K., Yamagami, T. & Suzuki, T.
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Journal Title
Diamond and Related Materials
Volume: 38
Pages: 14-18
DOI
Related Report
Peer Reviewed
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[Journal Article] Ultrastructural characterization of surface-induced platelet activation on artificial materials by transmission electron microscopy2013
Author(s)
Yoshimoto, Y., Hasebe, T., Takahashi, K., Amari, M., Nagashima, S., Kamijo, A., Hotta, A., Takahashi, K. & Suzuki, T.
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Journal Title
Microscopy Research and Technique
Volume: Vol.76,Issue4
Issue: 4
Pages: 342-349
DOI
Related Report
Peer Reviewed
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[Journal Article] Human umbilical vein endothelial cell interaction with fluorine-incorporated amorphous carbon films2012
Author(s)
Yoshimoto, Y., Hasebe, T., Nagashima, S., Kamijo A., Nakatani, T., Yamagami T., Kitamura, N. & Kitagawa T.
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Journal Title
Japanese Journal of Applied Physics
Volume: Vol.51
Issue: 9R
Pages: 1-7
DOI
Related Report
Peer Reviewed
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[Presentation] 炭素系材料が開く新世代医療器具の開発2015
Author(s)
長谷部光泉, 松本知博, 中村挙子, 大花 継頼 , 堀田篤, 鈴木哲也
Organizer
ナノカーボンバイオシンポジウム
Place of Presentation
東京大学伊藤国際学術研究センター, 日本
Year and Date
2015-02-20
Related Report
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[Presentation] 炭素系材料が開く新世代医療器具の開発2014
Author(s)
長谷部光泉, 松本知博, 堀田 篤, 鈴木哲也
Organizer
第28回ダイヤモンドシンポジウム
Place of Presentation
東京電機大学, 日本
Year and Date
2014-11-19 – 2014-11-21
Related Report
Invited
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