Search Results - "Sekigawa, Masahiro"

Clinical implications of local impedance measurement using the IntellaNav MiFi OI ablation catheter: an ex vivo study by Iwakawa, Hidehiro, Takigawa, Masateru, Goya, Masahiko, Iwata, Toyoto, Martin, Claire A., Anzai, Tatsuhiko, Takahashi, Kunihiko, Amemiya, Miki, Yamamoto, Tasuku, Sekigawa, Masahiro, Shirai, Yasuhiro, Tao, Susumu, Hayashi, Tatsuya, Takahashi, Yoshihide, Watanabe, Hiroyuki, Sasano, Tetsuo

“…Purpose Clinical implication of local impedance (LI) for radiofrequency (RF) ablation has not been fully established. This study aimed to investigate this…”
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Impact of a formula combining local impedance and conventional parameters on lesion size prediction by Takigawa, Masateru, Goya, Masahiko, Iwakawa, Hidehiro, Martin, Claire A, Anzai, Tatsuhiko, Takahashi, Kunihiko, Kamata, Tatsuaki, Matsumura, Yu, Amemiya, Miki, Yamamoto, Tasuku, Hirao, Tatsuhiko, Sekigawa, Masahiro, Shirai, Yasuhiro, Tao, Susumu, Takahashi, Yoshihide, Sasano, Tetsuo

“…Background Although ablation energy (AE) and force-time integral (FTI) are well-known active predictors of lesion characteristics, these parameters do not…”
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Transvenous excimer laser-assisted lead extraction of cardiac implantable electrical devices in the Japanese elderly population by Yagishita, Atsuhiko, Goya, Masahiko, Sekigawa, Masahiro, Yamamoto, Tasuku, Akiyoshi, Kikou, Maeda, Shingo, Takahashi, Yoshihide, Kawabata, Mihoko, Hirao, Kenzo

“…•Of 235 consecutive patients undergoing lead extraction, 51 (22%) were ≥80 years.•Lead extraction was primarily indicated for infection in the elderly…”
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Clinical outcome of pulmonary vein isolation alone ablation strategy using VISITAG SURPOINT in nonparoxysmal atrial fibrillation by Yamaguchi, Junji, Takahashi, Yoshihide, Yamamoto, Tasuku, Amemiya, Miki, Sekigawa, Masahiro, Shirai, Yasuhiro, Tao, Susumu, Hayashi, Tatsuya, Yagishita, Atsuhiko, Takigawa, Masateru, Goya, Masahiko, Sasano, Tetsuo

“…Background Recent studies have shown the improvement in long‐term effectiveness with standardized pulmonary vein isolation (PVI) aimed at creating durable and…”
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Safety and Efficacy of Transvenous Lead Extraction With a High-Frequency Excimer Laser　― A Single Center Experience by Yoshitake, Takakatsu, Goya, Masahiko, Sasaki, Takeshi, Shiohira, Shinya, Sekigawa, Masahiro, Shirai, Yasuhiro, Lee, Kiko, Yagishita, Atsuhiko, Maeda, Shingo, Takahashi, Yoshihide, Kawabata, Mihoko, Hirao, Kenzo

“…Background: Transvenous lead extractions have been performed using 40-Hz laser sheaths. Recently, a new 80-Hz laser sheath became available, but only a few…”
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Pulmonary vein narrowing after visually guided laser balloon ablation: Occurrence and clinical correlates by Yamamoto, Tasuku, Takahashi, Yoshihide, Yamaguchi, Junji, Sekigawa, Masahiro, Shirai, Yasuhiro, Tao, Susumu, Hayashi, Tatsuya, Takigawa, Masateru, Goya, Masahiko, Sasano, Tetsuo

“…Introduction There are limited data focusing on pulmonary vein (PV) narrowing following ablation using a visually guided laser balloon (VGLB). We sought to…”
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Atrial fibrillation type matters: greater infarct volume and worse neurological defects seen in acute cardiogenic cerebral embolism due to persistent or permanent rather than paroxysmal atrial fibrillation by Inaba, Osamu, Yamauchi, Yasuteru, Sekigawa, Masahiro, Miwa, Naoyuki, Yamaguchi, Junji, Nagata, Yasutoshi, Obayashi, Toru, Miyamoto, Takamichi, Kamata, Tomoyuki, Isobe, Mitsuaki, Goya, Masahiko, Hirao, Kenzo

“…Some studies have shown that the type of atrial fibrillation (AF), whether paroxysmal AF (PAF) or persistent or permanent AF (PeAF), affects the incidence of…”
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Long-Term Performance of Right Ventricular Implantable Cardioverter-Defibrillator Leads in Arrhythmogenic Right Ventricular Cardiomyopathy and Hypertrophic Cardiomyopathy by Sagawa, Yuichiro, Nagata, Yasutoshi, Yamaguchi, Tetsuo, Mitsui, Kentaro, Nagamine, Tatsuhiro, Yamaguchi, Junji, Hijikata, Sadahiro, Watanabe, Keita, Masuda, Ryo, Miyazaki, Ryoichi, Kaneko, Masakazu, Miwa, Naoyuki, Sekigawa, Masahiro, Hara, Nobuhiro, Nozato, Toshihiro, Ashikaga, Takashi, Goya, Masahiko, Sasano, Tetsuo, Hirao, Kenzo

“…Patients with arrhythmogenic right ventricular cardiomyopathy (ARVC) and hypertrophic cardiomyopathy (HCM) implanted with implantable…”
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Prognosis of super-elderly healthy Japanese patients after pacemaker implantation for bradycardia by Yamaguchi, Tetsuo, MD, Miyamoto, Takamichi, MD, Iwai, Takamasa, MD, Yamaguchi, Junji, MD, Hijikata, Sadahiro, MD, Miyazaki, Ryoichi, MD, Miwa, Naoyuki, MD, Sekigawa, Masahiro, MD, Hara, Nobuhiro, MD, Nagata, Yasutoshi, MD, Nozato, Toshihiro, MD, Yamauchi, Yasuteru, MD, Obayashi, Toru, MD, Isobe, Mitsuaki, MD, PhD, FJCC

“…Abstract Background The prognosis of super-elderly patients (age ≥ 85 years) who undergo bradycardia pacemaker (PM) implantation remains unknown. Methods We…”
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Early Transfer of Patients with Acute Heart Failure from a Core Hospital to Collaborating Hospitals and Their Prognoses by Yamaguchi, Tetsuo, Miyamoto, Takamichi, Sekigawa, Masahiro, Watanabe, Keita, Hijikata, Sadahiro, Yamaguchi, Junji, Iwai, Takamasa, Sagawa, Yuichiro, Miyazaki, Ryoichi, Masuda, Ryo, Miwa, Naoyuki, Hara, Nobuhiro, Nagata, Yasutoshi, Obayashi, Toru, Nozato, Toshihiro

“…Japan is facing problems associated with "heart failure (HF) pandemics" and bed shortages in core hospitals that can accommodate patients with acute HF. The…”
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Cardiac Magnetic Resonance Imaging of Very Late Intrapericardial Hematoma 8 Years after Coronary Artery Bypass Grafting by Yamaguchi, Tetsuo, Terashima, Masahiro, Takamura, Chisato, Sakurai, Hironobu, Ooishi, Kiyotoshi, Yoshizaki, Tomoya, Yamaguchi, Junji, Hijikata, Sadahiro, Iwai, Takamasa, Sagawa, Yuichiro, Watanabe, Keita, Miyazaki, Ryoichi, Masuda, Ryo, Miwa, Naoyuki, Sekigawa, Masahiro, Hara, Nobuhiro, Nagata, Yasutoshi, Miyamoto, Takamichi, Obayashi, Toru, Nozato, Toshihiro

“…A 55-year-old man presented with dyspnea, edema, and appetite loss. He had undergone coronary artery bypass grafting 8 years previously. He had jugular venous…”
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Bilateral cardiac sympathetic denervation of a recurrent refractory ventricular tachycardia occurring after catheter ablation of atrial fibrillation and outflow tract premature ventricular contractions by Yagishita, Atsuhiko, Goya, Masahiko, Takahashi, Yoshihide, Ishibashi, Hironori, Akiyoshi, Kikou, Sekigawa, Masahiro, Maeda, Shingo, Kawabata, Mihoko, Okubo, Kenichi, Hirao, Kenzo

“…Recent studies have demonstrated the utility of cardiac sympathetic denervation (CSD) in patients with ventricular tachycardia (VT) refractory to…”
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A prospective multicenter study of direct comparison of feasibility and safety of pulmonary vein isolation using the minimally interrupted apixaban between second‐generation cryoballoon and radiofrequency ablation of paroxysmal atrial fibrillation: J‐HIT apixaban by Yagishita, Atsuhiko, Goya, Masahiko, Iesaka, Yoshito, Nitta, Junichi, Takahashi, Atsushi, Nagata, Yasutoshi, Hachiya, Hitoshi, Inaba, Osamu, Inamura, Yukihiro, Tanaka, Yasuaki, Watanabe, Keita, Tao, Susumu, Shirai, Yasuhiro, Yamamoto, Tasuku, Shiohira, Shinya, Akiyoshi, Kikou, Sekigawa, Masahiro, Maeda, Shingo, Sasaki, Takeshi, Takahashi, Yoshihide, Kawabata, Mihoko, Hirao, Kenzo

“…Background The feasibility and safety of pulmonary vein isolation (PVI) using cryoballoon (CB) for paroxysmal atrial fibrillation (PAF) with minimally…”
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Impact of impedance decrease during radiofrequency current application for atrial fibrillation ablation on myocardial lesion and gap formation by Inaba, Osamu, Nagata, Yasutoshi, Sekigawa, Masahiro, Miwa, Naoyuki, Yamaguchi, Junji, Miyamoto, Takamichi, Goya, Masahiko, Hirao, Kenzo

“…Background The clinical impact of a decrease in impedance during radiofrequency catheter ablation (RFCA) has not been fully clarified. The aim of the study was…”
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Comparison of direct oral anticoagulants and warfarin regarding midterm adverse events in patients with atrial fibrillation undergoing catheter ablation by Sagawa, Yuichiro, Nagata, Yasutoshi, Yamaguchi, Tetsuo, Iwai, Takamasa, Yamaguchi, Junji, Hijikata, Sadahiro, Watanabe, Keita, Masuda, Ryo, Miyazaki, Ryoichi, Miwa, Naoyuki, Sekigawa, Masahiro, Hara, Nobuhiro, Nozato, Toshihiro, Hirao, Kenzo

“…Background Oral anticoagulants, including direct oral anticoagulants (DOACs), are usually required in atrial fibrillation (AF) patients who are at a high risk…”
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A new mapping method to estimate exit sites of ventricular arrhythmias using intracardiac echocardiography and M‐mode for catheter ablation by Inaba, Osamu, Nitta, Junichi, Kuroda, Syunsuke, Sekigawa, Masahiro, Suzuki, Masahito, Inamura, Yukihiro, Satoh, Akira, Isobe, Mitsuaki, Hirao, Kenzo

“…Background Catheter ablation of premature ventricular complexes (PVCs) has been used as a curative therapy in many cases. Intracardiac ultrasound with a…”
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Treatment Outcomes of Anticoagulant Therapy and Temporary Inferior Vena Cava Filter Implantation for Pregnancy Complicated by Venous Thrombosis by Hara, Nobuhiro, Miyamoto, Takamichi, Yamaguchi, Junji, Iwai, Takamasa, Hijikata, Sadahiro, Watanabe, Keita, Sagawa, Yuichiro, Masuda, Ryo, Miyazaki, Ryoichi, Miwa, Naoyuki, Sekigawa, Masahiro, Yamaguchi, Tetsuo, Nagata, Yasutoshi, Nozato, Toshihiro, Kobayashi, Orie, Umezawa, Satoshi, Obayashi, Toru

“…Objective: Although deep vein thrombosis (DVT) followed by pulmonary thromboembolism (PE) is a critical complication during pregnancy, there have been few…”
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Assessment of the Safety and Efficacy of Edoxaban for the Treatment of Venous Thromboembolism Secondary to Active Malignancy by Hara, Nobuhiro, Miyamoto, Takamichi, Iwai, Takamasa, Yamaguchi, Junji, Hijikata, Sadahiro, Watanabe, Keita, Sagawa, Yuichiro, Masuda, Ryo, Miyazaki, Ryoichi, Miwa, Naoyuki, Sekigawa, Masahiro, Yamaguchi, Tetsuo, Nagata, Yasutoshi, Nozato, Toshihiro, Obayashi, Toru

“…Objective: To assess the safety and efficacy of edoxaban for the treatment of venous thromboembolism (VTE) secondary to active malignancy.Materials and…”
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A Case of PVC Originating from Just above the Tricuspid Valve by Hayashi, Tatsuya, Yokoyama, Yasuhiro, Sekigawa, Masahiro, Hachiya, Hitoshi, Hirao, Kenzo

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Abstract 18924: Structural and Electrical Remodeling Differences in Ischemia-Reperfusion versus Non-Reperfusion Myocardial Infarction by sekigawa, masahiro, Salas, Jonathan, Callans, David, Marchlinski, Francis E, Gorman, Robert, Tschabrunn, Cory

“…Abstract only Background: Structural and electrical remodeling following myocardial infarction (MI) can result in the development of arrhythmogenic substrate…”
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