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2000 Fiscal Year Final Research Report Summary

Improvement of Biocompatibility of Mechanical Pump Systems for Artificial Hearts

Research Project

Project/Area Number 10357012
Research Category

Grant-in-Aid for Scientific Research (A).

Allocation TypeSingle-year Grants
Section展開研究
Research Field Thoracic surgery
Research InstitutionNational Cardiovascular Center

Principal Investigator

TAENAKA Yoshiyuki  National Cardiovascular Center, Department of Artificial Organs, Director, 人工臓器部, 部長 (00142183)

Co-Investigator(Kenkyū-buntansha) NAKATANI Takeshi  National Cardiovascular Center, Department of Experimental Therapy, Director, 実験治療開発部, 部長 (60155752)
TATSUMI Eisuke  National Cardiovascular Center, Department of Artificial Organs, Senior Staff, 人工臓器部, 室長 (00216996)
TSUKIYA Tomonori  National Cardiovascular Center, Department of Artificial Organs, Staff, 人工臓器部, 室員 (00311449)
TAKANO Hisateru  National Cardiovascular Center, Vice Director, 研究所, 副所長 (60028595)
TAKEWA Yoshiaki  National Cardiovascular Center, Department of Artificial Organs, Senior Staff, 人工臓器部, 室長 (20332405)
Project Period (FY) 1998 – 2000
KeywordsArtificial Heart / Heat / Hemolysis / Flow visualization / Computational fluid dynamics / Thrombus / Anatomical fitting / Electromagnetic wave
Research Abstract

Biocompatibility of mechanical blood pump systems was improved for artificial hearts aiming at a tether free and totally implantable system with a transcutaneous energy transmission system. Reduction of hemolysis was realized in a centrifugal blood pump system with flow visualization and computational fluid dynamic techniques. Antithrombogenicity was also improved from the standpoint of fluid dynamics and with the application of a new surface heparinization method. Anatomical fitting was improved by the investigation of three dimensional analyses of the human body with computational tomography. Influences of heat and electromagnetic wave were also studied and harmful influences were not observed in out artificial heart system.

  • Research Products

    (13 results)

All Other

All Publications (13 results)

  • [Publications] Tatsumi E: "Current status of development and in ivo evaluation of the National cardiovaecular Center electrohydraulic total artificial heart system."J Artif Organs. 3. 62-69 (2000)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] Tsukamoto Y: "Computational flud dynamics analysis of a centrifugal blood pump with washout holes."Artificial Organs. 24(8). 648-652 (2000)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 角田幸秀: "完全埋込み型人工心臓用経皮エネルギー伝送システムの慢性動物実験による評価"人工臓器. 29(1). 31-35 (2000)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 築谷朋典: "中長期使用のための小型・高効率補助人工心臓システムの開発と製品化"電気学会リニアドライブ研究会資料. LD-00-56. 11-14 (2000)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 妙中義之: "次世代型人工心臓"循環器専門医. 8(2). 243-248 (2000)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] 築谷朋典: "遠心ポンプを用いた体内埋込型補助人工心臓システムの開発"日本機械学会第13回バイオエンジニアリング講演会講演論文集. 00(35). 136-137 (2001)

    • Description
      「研究成果報告書概要(和文)」より
  • [Publications] Wakisaka Y, Okuzono Y, Taenaka Y, Chikanari K, Endo S, Masuzawa T, Takano H.: "Development of a flow estimation and control system of an implantable centrifugal blood pump for circularory assist."Artificial Organs. 22 (6). 488-492 (1998)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] Wakisaka Y, Taenaka Y, Chikanari K, Okuzono Y, Nishimura T, Endo S, Nakatani T, Takano H: "Intrathoracic and intraabdominal wall implantation of a centrifugal blood pump for circulatory assist."Artificial Organs. 22 (6). 493-497 (1998)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] Tatsumi E, Masuzawa T, Nakamura M, Taenaka Y, Nishimura T, Endo S, Zhang B, Kakuta Y, Nakata M, Nakamura T, Nishinaka T, Takano H, Tsukahara K, Tsuchimoto K: "In vivo evaluation of the National Cardiovascular Center electrohydraulic total artificial heart."Artificial Organs. 23 (3). 242-248 (1999)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] Tatsumi E, Takano H, Taenaka Y, Nishimura T, kakuta Y, Nakata M, Tsukiya T, Nishinaka T.: "Development of an ultracompact integrated heart-lung device."Artificial Organs. 23 (6). 518-523 (1999)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] Nishinaka T, Tatsumi E, Nishimura T, Taenaka Y, Imada K, Takano H, Koyanagi H: "Effects of reduced pulse pressure to the cerebral metabolism during prolonged nonpulsatile left heart bypass."Artifi Organs. 24 (8). 676-679 (2000)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] Tatsumi E, Taenaka Y, Uesho K, Homma A, Nishinaka T, Kakuta Y, Tsukiya T, Takano H, Masuzawa T, Nakamura M, Koshiji K, Fukui Y, Tsukahara K, Tsuchimoto K, Wakui H: "Current status of development and in vivo evaluation of the National Cardiovascular Center electrohydraulic total artificial heart system."J Artif Organs. 3. 62-69 (2000)

    • Description
      「研究成果報告書概要(欧文)」より
  • [Publications] Tsukamoto Y, Ito K, Sawairi T, Konishi Y, Yamane T, Nishida M, Masuzawa T, Tsukiya T, Endo S, Taenaka Y.: "Computational fluid dynamics analysis of a centrifugal blood pump with washout holes."Artif Organs. 24 (8). 648-652 (2000)

    • Description
      「研究成果報告書概要(欧文)」より

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Published: 2002-03-26  

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