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    Article

    Hemodynamic Evaluation of Asynchronous Speed Modulation of a Continuous-Flow Left Ventricular Assist Device in an Acute-Myocardial Injury Sheep Model

    Asynchronous rotational-speed modulation of a continuous-flow left ventricular assist device (LVAD) can increase pulsatility; however, the feasibility of hemodynamic modification by asynchronous modulation of ...

    Shun Tanaka, Tomohiro Nishinaka, Akihide Umeki in Annals of Biomedical Engineering (2024)

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    Article

    Feasibility study of an artificial placenta system consisting of a loop circuit configuration extracorporeal membrane oxygenation with a bridge circuit in the form of the umbilical arterial–venous connection

    We developed a new artificial placenta (AP) system consisting of a loop circuit configuration extracorporeal membrane oxygenation (ECMO) with a bridge circuit designed to be applied to the fetus in the form of...

    Ayako Inatomi, Tomohiro Nishinaka, Akihide Umeki in Journal of Artificial Organs (2023)

  3. Article

    Open Access

    Recurrent aneurysm 11 years after thoracoabdominal aortic replacement due to recanalization of intercostal arteries of the wrap** native aorta in Marfan syndrome: a case report

    Persistent blood flow is common in aortic aneurysms following endovascular repair. However, the recanalization of thrombosed intercostal arteries after open aortic repair is rare. We report a case of aortic an...

    Shun Tanaka, Haruo Yamauchi in General Thoracic and Cardiovascular Surger… (2023)

  4. Article

    Open Access

    A case of pulmonary histoplasmosis diagnosed after lung lobectomy

    Histoplasmosis is considered a fairly rare imported mycosis in Japan. Here we report a case of histoplasmosis describing the preoperative findings, histopathological findings, supposed infection route, and app...

    Shun Tanaka, Ryo Kobayashi, Hiroyuki Nagita, Kazuaki Okamoto in Surgical Case Reports (2018)

  5. No Access

    Article

    A successful management of infection of the left ventricular assist device by pump exchange: conversion from DuraHeart to Jarvik 2000

    We successfully controlled infection of a left ventricular assist device by performing pump exchange. A 53-year-old man was implanted with DuraHeart for ischemic cardiomyopathy as a bridge to transplantation. ...

    Shun Tanaka, Kan Nawata, Hiroto Kitahara, Shuichi Yoshitake in Journal of Artificial Organs (2016)

  6. No Access

    Article

    Sensitivity analysis of thermal deformation of CFRP laminate reflector due to fiber orientation error

    Carbon fiber reinforced plastic (CFRP) laminates are sometimes adopted as material of space observation systems because their specific stiffness is high and thermal deformation can be controlled by stacking se...

    Shun Tanaka, Tadashige Ikeda in Journal of Mechanical Science and Technology (2016)