Research theme for competitive and other funds (2)：
2012 - 2016 Clinical studies on the mechanism of atrial fibrillation after cardiac survey
2009 - 2012 Effectiveness of human atrial natriuretic for arrhythmia peptide after cardiac surgery
Papers (307)：
Yukitoshi Ikeya, Yasuo Okumura, Rikitake Kogawa, Koichi Nagashima, Toshiko Nakai, Katsuaki Yokoyama, Kazuki Iso, Takeshi Kato, Toyonobu Tsuda, Eizo Tachibana, et al. Multicenter prospective observational study to clarify the current status and clinical outcome in Japanese patients who have an indication for implantable cardioverter defibrillator (ICD) or wearable cardioverter defibrillator (WCD) (TRANSITION JAPAN-ICD/WCD study): Rationale and design of a prospective, multicenter, observational, comparative study. Journal of Arrhythmia. 2024
Naoto Otsuka, Yasuo Okumura, Sayaka Kuorkawa, Koichi Nagashima, Yuji Wakamatsu, Satoshi Hayashida, Kimie Ohkubo, Toshiko Nakai, Rie Takahashi, Yoshiki Taniguchi. Characteristics of tissue temperature during ablation with THERMOCOOL SMARTTOUCH SF versus TactiCath versus QDOT MICRO catheters (Qmode and Qmode+): An in vivo porcine study. Journal of Cardiovascular Electrophysiology. 2023
Hiroaki Mano, Toshiko Nakai, Yukitoshi Ikeya, Rikitake Kogawa, Yuki Saito, Sayaka Kurokawa, Koichi Nagashima, Yasuo Okumura. When Is Cardiac Resynchronization Therapy with a Defibrillator Indicated in Patients with Heart Failure, Especially Elderly Patients?. International Heart Journal. 2023. 64. 3. 358-364
Naoto Otsuka, Yasuo Okumura, Sayaka Kuorkawa, Koichi Nagashima, Yuji Wakamatsu, Satoshi Hayashida, Kimie Ohkubo, Toshiko Nakai, Hiroyuki Hao, Rie Takahashi, et al. In vivo tissue temperatures during 90 W/4 sec-very high power-short-duration (vHPSD) ablation versus ablation index-guided 50 W-HPSD ablation: A porcine study. Journal of Cardiovascular Electrophysiology. 2022. 34. 2. 369-378
Yoshihiro Aizawa, Toshiko Nakai, Yukitoshi Ikeya, Rikitake Kogawa, Yuki Saito, Kazuto Toyama, Tetsuro Yumikura, Naoto Otsuka, Koichi Nagashima, Yasuo Okumura. AV timing in pacemaker patients with first-degree AV block: which is preferable, intrinsic AV conduction or pacing?. Heart and Vessels. 2022. 37. 8. 1411-1417
HIRATA Shu, NAGASHIMA Koichi, WATANABE Ryuta, ARAI Masaru, WAKAMATSU Yuji, HAYASHIDA Satoshi, OTSUKA Naoto, KUROKAWA Sayaka, NAKAI Toshiko, YAGYU Seina, et al. Electrophysiological Features of the Right Pulmonary Veins Carina Breakthrough: An Obstacle to the Completion of the Pulmonary Vein Isolation. 日本不整脈心電学会学術大会プログラム・抄録集(Web). 2021. 67th
HAYASHIDA Satoshi, NAGASHIMA Koichi, ARAI Masaru, WATANABE Ryuta, WAKAMATSU Yuji, OOTSUKA Naoto, KUROKAWA Sayaka, NAKAI Toshiko, OKUMURA Yasuo. High voltage areas and wall thickness of LA: Major Obstacles to Completion of LA Posterior Wall Isolation. 日本不整脈心電学会学術大会プログラム・抄録集(Web). 2021. 67th
KUROKAWA Sayaka, NAGASHIMA Koichi, ISO Kazuki, WATANABE Ryuta, WAKAMATSU Yuji, OTSUKA Naoto, HAYASHIDA Satoshi, YAGYU Seina, NAKAI Toshiko, OKUMURA Yasuo. Filtered Unipolar EGM Morphology Change in Transmural Lesions During High-Power, Short-Duration Ablation vs. Standard-Power Ablation of Atrial Fibrillation. 日本不整脈心電学会学術大会プログラム・抄録集(Web). 2021. 67th
