Zobrazeno 1 - 10
of 57
pro vyhledávání: '"Mitsuharu Okajima"'
Autor:
Tomihisa Ishikawa, Mitsuharu Okajima, Nobuo Niimi, Masatoshi Wada, Hajime Oguri, Junji Toyama, Kazuo Yamada
The relationship between the lack of electromotive force in myocardial infarction and body surface potential distribution was investigated on maps reconstructed from a simulated heart model and transfer impedance vectors of human torso model. The hea
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::80673fdbe3f6197814141974d64bfea7
https://doi.org/10.1159/000400427
https://doi.org/10.1159/000400427
Autor:
Takeshi Shimaji, Masaru Kinoshita, Mitsuharu Okajima, Hitoshi Hishida, Kazuo Kato, Tadashi Yasui, Tamao Yamaguchi, Yasuyuki Watanabe, Manji Noba, Hitoshi Chikamatsu, Shinichi Kamide, Hideo Mori, Yoshihiko Watanabe, Toshiyuki Goto, Shigetaka Suzuki
Publikováno v:
Japanese Journal of Electrocardiology. 18:68-77
生活動作中の心筋虚血によるST偏位の出現部位とその拡がりの時間的推移を, 多誘導ホルター心電図記録から体表面電位図を作成することにより検討した.対象は冠動脈造影で有意狭窄が
Publikováno v:
Japanese Journal of Electrocardiology. 16:136-145
1mm立方のブロック16, 281個よりなる矩形の2次元心室興奮モデル (縦81mm×横201mm×厚さ1mm) の左右端を連ねて円筒状にして, 擬似3次元心室興奮モデルを作成した.興奮は放射状に伝播し, 興奮の
Autor:
Atsushi Kani, Tadashi Yasui, Yoshihiko Watanabe, Takeshi Shimaji, Hitoshi Hishida, Hideo Mori, Mitsuharu Okajima, Yasuyuki Watanabe, Kazuo Kato, Manji Noba, Toshiyuki Goto, Hitoshi Chikamatsu
Publikováno v:
Japanese Journal of Electrocardiology. 16:163-173
日常生活中に生ずる心筋虚血によるST下降の出現部位及びその拡がりを多誘導ホルター心電図を用いて検討した.対象は冠動脈造影にて有意狭窄が確認された狭心症患者40名で, 新たに生じ
Autor:
Yasuko Minato, Tadahiko Shimizu, Mitsuharu Okajima, Koki Uchida, Yutaka Hirano, Kazuyoshi Urata, Shigekoto Kaihara, Toshiro Tominaga, Kazuo Urata
Publikováno v:
Igaku Toshokan. 40:315-331
Autor:
Mitsuharu Okajima
Publikováno v:
Japanese Journal of Electrocardiology. 12:67-72
ホルター心電図の連続記録時間を, 現行の24時間から大幅に延長 (数日, 数週, 数月) することの臨床的意義と技術的可能性につき, まず論じた.すなわち診断・治療の不十分あるいは過剰を
Publikováno v:
JAPANES JOURNAL OF MEDICAL INSTRUMENTATION. 60:226-231
Publikováno v:
Proceedings. Computers in Cardiology 1988.
In order to build a torso-heart model to be used in forward calculation of the body surface potential electrocardiogram, a finite-element model for the torso and the heart was designed and adjusted by a computer to fit individuals with different shap
Publikováno v:
[1990] Proceedings Computers in Cardiology.
In order to detect very minute energy, if any, of higher frequency range at the mid-QRS stage of an electrocardiographic signal, frequency domain analysis and three-dimensional presentation of its outcome were carried out. A simulation-averaged elect
Publikováno v:
Computers in Cardiology 1995.
Previously carried out simulation of myocardial exciting propagation used lattice structure models composed of square units or hexagonal units. These models were planar, and problematic in that the front of the excitement-propagating waveform became