Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Ryuta Imaki"'
Autor:
Shoko Ishikawa, Shinichi Niwano, Jun Kishihara, Ryuta Imaki, Masami Murakami, Yuya Aoyama, Akira Satoh, Hiroe Niwano, Tohru Izumi
Publikováno v:
Journal of Arrhythmia, Vol 28, Iss 4, Pp 207-213 (2012)
Background: Although powerful defibrillation devices are available in clinical practice, risk stratification is important in asymptomatic Brugada syndrome. In this study, vector-projected 187-channel electrocardiogram (VP-ECG) was used to calculate t
Externí odkaz:
https://doaj.org/article/03559780fd4942b1a14088ff7370244d
Autor:
Michiro Kiryu, MD, Shinichi Niwano, MD, Jun Kishihara, MD, Yuya Aoyama, MD, Shoko Ishikawa, MD, Masami Murakami, MD, Sayaka Kurokawa, MD, Yoshihiro Yumoto, MD, Ryuta Imaki, MD, Hidehira Fukaya, MD, Hiroe Niwano, MD, Tohru Izumi, MD
Publikováno v:
Journal of Arrhythmia, Vol 26, Iss 4, Pp 250-258 (2010)
Background: Although amiodarone (AMD) is applied for implantable cardioverterdefibrillator (ICD) patients to reduce VT/VF events, its actual benefit and long-term efficacy are unclear. In the present study, we retrospectively evaluated the incidence
Externí odkaz:
https://doaj.org/article/9621d80c55cb4ad39cda7ebbd7598214
Autor:
Ryuta Imaki, Shinichi Niwano, Hiroe Niwano, Daisuke Satoh, Toru Yoshida, Yoshihiko Masaki, Tohru Izumi
Publikováno v:
Indian Pacing and Electrophysiology Journal, Vol 8, Iss 2, Pp 102-113 (2008)
Introduction We examined the acute effects of neutral endopeptidase inhibitor on the hemodynamics and electrical properties of dogs subjected to rapid atrial pacing. Methods Ten beagle dogs were used and divided into two groups with and without cando
Externí odkaz:
https://doaj.org/article/b32f9e12cf324fc797147ea1804c5156
Publikováno v:
Journal of Arrhythmia, Vol 24, Iss 3, Pp 141-148 (2008)
Background: Nifekalant is a unique class III anti-arrhythmic agent with a strong effect on prolonging the myocardial refractoriness, but its clinical effect is still unclear. In this study, we evaluated the effect of nifekalant on life-threatening ve
Externí odkaz:
https://doaj.org/article/2e3ca0500326466db3727e38a8e74399
Autor:
Takeshi Sasaki, MD, Shinichi Niwano, MD, Hidehira Fukaya, MD, Sae Sasaki, MD, Ryuta Imaki, MD, Masaru Yuge, MD, Shoji Hirasawa, MD, Daisuke Satoh, MD, Masahiko Moriguchi, MD, Akira Fujiki, MD, Tohru Izumi, MD
Publikováno v:
Journal of Arrhythmia, Vol 22, Iss 2, Pp 92-97 (2006)
Introduction: Although the atrial fibrillation cycle length (FCL) is considered to shorten in persistent atrial fibrillation (AF) as a result of electrical remodeling, whether a long-term change remains in FCL in patients with left ventricular (LV) d
Externí odkaz:
https://doaj.org/article/6c6cf452d0b6477fb8fcdb6b11fa08be
Publikováno v:
European Heart Journal - Case Reports. 7
Autor:
Kazui Soma, Ichiro Takeuchi, Teruhiko Toyo-oka, Shoko Ishikawa, Ryuta Imaki, Wataru Irie, Katsuyoshi Kurihara, Shinichi Niwano, Tohru Izumi
Publikováno v:
International Heart Journal. 54:362-370
Sudden cardiac death is a serious problem in public health but the overall survival rate of out-of-hospital cardiac arrests (OHCAs) remains low. In this study, we identified clinical parameters to predict the prognosis of OHCA patients and proposed a
Autor:
Masami Murakami, Shinichi Niwano, Yuya Aoyama, Hiroe Niwano, Shoko Ishikawa, Ryuta Imaki, Tohru Izumi, Jun Kishihara, Akira Satoh
Publikováno v:
Journal of Arrhythmia, Vol 28, Iss 4, Pp 207-213 (2012)
BackgroundAlthough powerful defibrillation devices are available in clinical practice, risk stratification is important in asymptomatic Brugada syndrome. In this study, vector-projected 187-channel electrocardiogram (VP-ECG) was used to calculate the
Autor:
Nobuhiro Sato, Takayuki Inomata, Kazui Soma, Shinichi Niwano, Tohru Izumi, Ichiro Takeuchi, Ryuta Imaki
Publikováno v:
Nihon Kyukyu Igakukai Zasshi. 23:856-860
Autor:
Hiroe Niwano, Masaru Yuge, Sae Sasaki, Hidehira Fukaya, Shinichi Niwano, Yoji Machida, Tohru Izumi, Ryuta Imaki
Publikováno v:
Circulation Journal. 75:662-671
BACKGROUND Electrical and structural remodeling, characterized by prolonged action potential duration (APD), Kv4.2 downregulation and cellular infiltration were studied in rat experimental autoimmune myocarditis (EAM). Because the reactive oxygen spe