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  1. No Access

    Article

    Total arch and descending aorta replacement via left thoracotomy for infected post-thoracic endovascular aortic repair type B aortic dissection

    A 38-year-old man underwent thoracic endovascular aortic repair for impending rupture of acute type B aortic dissection. Computed tomography revealed abscess formation around the proximal descending aorta 4 we...

    Atsushi Miyagawa, Homare Okamura in General Thoracic and Cardiovascular Surgery (2021)

  2. Article

    Incidence of postoperative atrial fibrillation in transdermal β-blocker patch users is lower than that in oral β-blocker users after cardiac and/or thoracic aortic surgery

    Postoperative atrial fibrillation (POAF) after open heart surgery is associated with a high risk of mortality and morbidity. Although oral β-blockers are usually recommended to prevent POAF, the efficacy of a ...

    Homare Okamura, Mamoru Arakawa in General Thoracic and Cardiovascular Surgery (2019)

  3. No Access

    Article

    Acute type a aortic dissection associated with a sporting activity

    To investigate the clinical characteristics of acute type A aortic dissection (ATAAD) occurring during a sporting activity.

    Ryo Itagaki, Naoyuki Kimura, Satoshi Itoh, Atsushi Yamaguchi, Hideo Adachi in Surgery Today (2017)

  4. No Access

    Article

    Endovascular repair of thoracic aortic aneurysm associated with right-sided aortic arch: report of two cases

    Right-sided aortic arch (RAA) is a rare congenital disorder. We describe herein two cases of thoracic aortic aneurysm with a right aortic arch and right-sided descending aorta treated with thoracic endovascula...

    Yohei Nomura, Koichi Yuri, Naoyuki Kimura in General Thoracic and Cardiovascular Surgery (2016)

  5. No Access

    Article

    Pulsatile support using a rotary left ventricular assist device with an electrocardiography-synchronized rotational speed control mode for tracking heart rate variability

    We previously developed a novel control system for a continuous-flow left ventricular assist device (LVAD), the EVAHEART, and demonstrated that sufficient pulsatility can be created by increasing its rotationa...

    Mamoru Arakawa, Takashi Nishimura, Yoshiaki Takewa in Journal of Artificial Organs (2016)

  6. No Access

    Article

    Nipro extra-corporeal left ventricular assist device fitting after left ventricular reconstruction with mitral valve plasty

    Both left ventricular assist device and left ventricular reconstruction are treatment choices for severe heart failure conditions. Our institution performed a left ventricular assist device installation follow...

    Mamoru Arakawa, Atsushi Yamaguchi, Takashi Nishimura in Journal of Artificial Organs (2015)

  7. Article

    Open Access

    Lower heart rate in the early postoperative period does not correlate with long-term outcomes after repair of type A acute aortic dissection

    Little evidence exists regarding the need for a reduction in postoperative heart rate after repair of type A acute aortic dissection. This single-center retrospective study was conducted to determine if lower...

    Tetsu Ohnuma, Naoyuki Kimura, Yusuke Sasabuchi, Kayo Asaka in Heart and Vessels (2015)

  8. No Access

    Article

    Validation of Waffle procedure for constrictive pericarditis with epicardial thickening

    Waffle procedure, a small grid-like incision of epicardium, is a surgical technique for constrictive pericarditis with epicardial thickening. Yet evidences to endorse this approach for improved outcomes are la...

    Manabu Shiraishi, Atsushi Yamaguchi in General Thoracic and Cardiovascular Surgery (2015)

  9. No Access

    Article

    Successful non-operative management of left atrioesophageal fistula following catheter ablation

    Atrioesophageal fistula (AEF) is a potentially lethal complication of catheter radiofrequency ablation for atrial fibrillation. A 49-year-old man with paroxysmal atrial fibrillation who underwent catheter abla...

    Manabu Shiraishi, Hideki Morita, Kenichi Muramatsu, Akira Sato in Surgery Today (2014)

  10. No Access

    Article

    SYNTAX-justified trend toward restricting coronary artery bypass grafting to more serious cases

    Since drug-eluting stents (DESs) appeared in Japan, coronary artery bypass grafting (CABG) has been indicated for more severe lesions. To understand the implications of this trend, we compared SYNTAX scores in...

    Mamoru Arakawa, Atsushi Yamaguchi in General Thoracic and Cardiovascular Surgery (2014)

  11. No Access

    Article

    Novel control system to prevent right ventricular failure induced by rotary blood pump

    Right ventricular (RV) failure is a potentially fatal complication after treatment with a left ventricular assist device (LVAD). Ventricular septal shift caused by such devices is an important factor in the pr...

    Mamoru Arakawa, Takashi Nishimura, Yoshiaki Takewa in Journal of Artificial Organs (2014)

  12. No Access

    Article

    Is the threshold for postoperative prosthesis-patient mismatch the same for all prostheses?

    The effective orifice area index (EOAI) is used to define the prosthesis-patient mismatch (PPM) after aortic valve replacement (AVR). However, few studies have so far evaluated whether the cutoff value for PPM...

    Homare Okamura, Atsushi Yamaguchi, Hideki Morita, Kazuhiro Naito in Surgery Today (2013)

  13. No Access

    Article

    Fractional flow reserve for a mild stenosis on the donor artery to chronic total occlusion

    Fractional flow reserve (FFR) is considered as the gold standard for physiological assessment of coronary artery stenosis. However, it may be difficult to interpret FFR for the stenosis of the donor artery of ...

    Harue Sasai, Kenichi Sakakura, Koichi Yuri in Cardiovascular Intervention and Therapeuti… (2013)

  14. No Access

    Article

    Survey of blood pump diaphragm damage in the NIPRO-ventricular assist device

    We surveyed the incidence of blood pump diaphragm damage (rupture or crack) in the NIPRO-ventricular assist device (VAD). In the cases in which rupture or suspected blood pump crack was detected, we disassembl...

    Koichi Kashiwa, Takashi Nishimura, Aoi Nakahata in Journal of Artificial Organs (2012)

  15. No Access

    Article

    Traumatic diaphragmatic injury: experience from a tertiary emergency medical center

    We investigated our 12-year experience of traumatic diaphragmatic injury (TDI) in our emergency medical center. This study aimed to clarify clinical features of TDI and identify factors affecting mortality and...

    Masahiko Okada, Hideo Adachi in General Thoracic and Cardiovascular Surgery (2012)

  16. No Access

    Article

    Successful percutaneous coronary intervention in a case of acute aortic dissection complicated with malperfusion of the left main coronary artery after replacement of the ascending aorta

    A 75-year-old female was admitted to our hospital with sudden back pain and right leg ischemia. Computed tomography showed acute type A aortic dissection with the occlusion of the right common iliac artery. Th...

    Daijiro Hori, Kenichiro Noguchi in General Thoracic and Cardiovascular Surgery (2012)

  17. No Access

    Article

    Early aortic endograft failure in the presence of periaortic lymphadenopathy with neurofibromatosis (von Recklinghausen’s disease)

    A 78-year-old man with a history of neurofibromatosis was transferred to our hospital for treatment of an abdominal aortic aneurysm. T The patient was treated by stent graft implantation and was discharged fro...

    Daijiro Hori, Koichi Yuri, Kazunari Nemoto in General Thoracic and Cardiovascular Surgery (2012)

  18. No Access

    Article

    Short-term and long-term outcomes of postinfarction ventricular septal perforation

    Ventricular septal perforation represents a serious complication after acute myocardial infarction. This study aimed to evaluate the short-term and longterm outcomes of postinfarction ventricular septal perfor...

    Kenichiro Noguchi, Atsushi Yamaguchi in General Thoracic and Cardiovascular Surgery (2012)

  19. No Access

    Article

    Hypothermic circulatory arrest for acute traumatic aortic rupture associated with shock

    Hypothermic circulatory arrest is considered to be a contraindication in acute traumatic aortic rupture (TAR) because full heparinization and hypothermia may lead to fatal bleeding if concomitant hemorrhagic i...

    Koji Kawahito, Hideo Adachi in General Thoracic and Cardiovascular Surgery (2011)

  20. No Access

    Article

    Partial resection of intravenous leiomyomatosis with cardiac extension

    Intravenous leiomyomatosis with cardiac extension is rare and may result in a fatal outcome. A 58-year-old woman with a surgical history of myoma uteri was admitted to our hospital for treatment of intravenous...

    Homare Okamura, Atsushi Yamaguchi in General Thoracic and Cardiovascular Surgery (2011)

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