Wavefront direction and cycle length affect left atrial electrogram amplitude

by Kazuki Iso, MD, Ichiro Watanabe, MD, Rikitake Kogawa, MD, Yasuo Okumura, MD, Koichi Nagashima, MD, Keiko Takahashi, MD, Ryuta Watanabe, MD, Masaru Arai, MD, Kimie Ohkubo, MD, Toshiko Nakai, MD, Atsushi Hirayama, MD, Mizuki Nikaido, MD
Published 2017-08-01

Effects of a high-fat diet on the electrical properties of porcine atria

by Yasuo Okumura, MD, Ichiro Watanabe, MD, Koichi Nagashima, MD, Kazumasa Sonoda, MD, Naoko Sasaki, MD, Rikitake Kogawa, MD, Keiko Takahashi, MD, Kazuki Iso, MD, Kimie Ohkubo, MD, Toshiko Nakai, MD, Rie Takahashi, Yoshiki Taniguchi, Masako Mitsumata, MD, Mizuki Nikaido, BE, Atsushi Hirayama, MD
Published 2015-12-01

Complex fractionated atrial electrograms, high dominant frequency regions, and left atrial voltages during sinus rhythm and atrial fibrillation

by Naoko Sasaki, MD, Ichiro Watanabe, MD, Yasuo Okumura, MD, Koichi Nagashima, MD, Rikitake Kogawa, MD, Kazumasa Sonoda, MD, Kazuki Iso, MD, Keiko Takahashi, MD, Masaru Arai, MD, Ryuta Watanabe, MD, Sayaka Kurokawa, MD, Kimie Ohkubo, MD, Toshiko Nakai, MD, Atsushi Hirayama, MD, Mizuki Nikaido, BS
Published 2017-06-01

Localized rotors and focal impulse sources within the left atrium in human atrial fibrillation: A phase analysis of contact basket catheter electrograms

by Naoko Sasaki, MD, Yasuo Okumura, MD, PhD, Ichiro Watanabe, MD, PhD, Andrew Madry, PhD, Yuki Hamano, BE, Mizuki Nikaido, BE, Rikitake Kogawa, MD, Koichi Nagashima, MD, PhD, Keiko Takahashi, MD, Kazuki Iso, MD, Kimie Ohkubo, MD, PhD, Toshiko Nakai, MD, PhD, Atsushi Hirayama, MD, PhD
Published 2016-04-01