Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Tomihisa Ishikawa"'
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:
Tomihisa Ishikawa, Mitsuharu Okajima, Junji Toyama, Yoshihiro Koike, Nobuo Niimi, Kazuo Yamada
Publikováno v:
Japanese Circulation Journal. 44:128-136
Simulation by a digital computer of excitation spread in a human ventricular model produced displays of body surface isopotential maps. Localization of model myocardial infarctions to non-transmural and transmural sites produced distinctive differenc
Autor:
Shinji Watabe, Tomihisa Ishikawa, Hiroshi Hayashi, Kyouichi Miyaji, Yoshiji Yamada, Iwao Sotobata
Publikováno v:
Nihon Naika Gakkai Zasshi. 76:1402-1408
健常成人の体表面電位図のKarhunel Loeve展開による基底ベクトルを用い,心肥大を持つ患者の電位図における展開係数を求め各基底ベクトルと局所心筋の興奮との対応を検討した.第一基底ベ
Publikováno v:
Japanese Circulation Journal. 45:1182-1186
To determine the more exact site of origin of ventricular premature beats (VPBs), body surface maps were recorded in 28 patients, aged 15 to 71 years (mean 52) with no cardiac disorders. The site of origin of VPBs was determined from 1) sequential is
Autor:
Iwao Sotobata, Kyoichi Miyachi, Y Sakai, Shinji Watabe, Tomihisa Ishikawa, Yoshiji Yamada, Akira Ito
Publikováno v:
Circulation. 77:301-310
To define the clinical significance of T wave map changes in patients with angina at rest, body surface isopotential T distributions were obtained in 48 patients with single-vessel disease (left anterior descending artery, 34; right coronary artery,
Autor:
Seitaro Yabe, Mitsuhiro Yokota, Hiroshi Hayashi, Kyoichi Miyachi, Iwao Sotobata, Tomihisa Ishikawa, Shinji Watabe
Publikováno v:
Journal of Electrocardiology. 21:313-319
Body surface potential maps were recorded for 52 patients with solitary anterior myocardial infarction and 57 normal subjects. All patients had pure anterior wall asynergy on a left ventriculogram but no diagnostic Q wave on the standard 12-lead elec
Autor:
Shigeki Ohsugi, Akio Itoh, Iwao Sotobata, Hiroshi Hayashi, Haruki Kojima, Haruyoshi Uematsu, Kazuhide Takami, Tomihisa Ishikawa
Publikováno v:
Japanese Journal of Electrocardiology. 1:134-143
Autor:
Tomihisa Ishikawa
Publikováno v:
Japanese Journal of Electrocardiology. 7:57-63
健常成人120名 (正常群) のQRS期体表面電位図を用いてKarhunen-Loeve展開を行い, 基底ベクトルを求めた.これらの基底ベクトルに対する正常群の展開係数の時間的推移を同じ基底ベクトルを用
Autor:
Shigeki Ohsugi, Hiroshi Hayashi, Tomihisa Ishikawa, Kyoichi Miyachi, Iwao Sotobata, Seitaro Yabe, Kazuhide Takami, Atsushi Ito
Publikováno v:
Nihon Naika Gakkai Zasshi. 75:9-14
陳旧性心筋梗塞66例と狭心症18例の87誘導体表面電位図を記録し, T mapの分析を行なつた. T mapにおいて,胸部の正領域の中に,左肩から下方へ向けて舌状に負領域が陥入する所見を示した梗塞
Autor:
Seitaro Yabe, Kazuhide Takami, Iwao Sotobata, Kyoichi Miyachi, Shigeki Ohsugi, Tomihisa Ishikawa, Hiroshi Hayashi
Publikováno v:
Nihon Naika Gakkai Zasshi. 75:375-381
標準12誘導心電図による心筋梗塞の診断が困難であるが,心血管造影にて,左室前壁に限局する収縮異常を示した冠動脈疾患患者48名(疾患群)を対象とし,体表面電位図を記録し,各誘導点のQ30