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  1. No Access

    Article

    Predicting residual pressure gradients after balloon angioplasty in patients with femoropopliteal artery lesions

    In endovascular therapy (EVT) for femoropopliteal artery (FPA) lesions, studies examining the relationship between lesion morphology and hemodynamic status are limited. The purpose of this study was to investi...

    Naoki Yoshioka, Yasuhiro Morita, Takenobu Shimada, Hiroto Kobayashi in Heart and Vessels (2024)

  2. No Access

    Article

    Iterative Motion Correction Technique with Deep Learning Reconstruction for Brain MRI: A Volunteer and Patient Study

    The aim of this study was to investigate the effect of iterative motion correction (IMC) on reducing artifacts in brain magnetic resonance imaging (MRI) with deep learning reconstruction (DLR). The study inclu...

    Koichiro Yasaka, Hiroyuki Akai, Shimpei Kato in Journal of Imaging Informatics in Medicine (2024)

  3. No Access

    Article

    Clinical features, future cardiac events, and prognostic factors following percutaneous coronary intervention in young female patients

    The proportion of young females among the patients who undergo percutaneous coronary intervention (PCI) is relatively small, and information on their clinical characteristics is limited. This study investigate...

    Yosuke Tatami, Akihito Tanaka, Taiki Ohashi, Ryuji Kubota in Heart and Vessels (2024)

  4. No Access

    Article

    Super-resolution Deep Learning Reconstruction Cervical Spine 1.5T MRI: Improved Interobserver Agreement in Evaluations of Neuroforaminal Stenosis Compared to Conventional Deep Learning Reconstruction

    The aim of this study was to investigate whether super-resolution deep learning reconstruction (SR-DLR) is superior to conventional deep learning reconstruction (DLR) with respect to interobserver agreement in...

    Koichiro Yasaka, Shunichi Uehara in Journal of Imaging Informatics in Medicine (2024)

  5. Article

    Open Access

    Scaling laws of failure dynamics on complex networks

    The topology of the network of load transmitting connections plays an essential role in the cascading failure dynamics of complex systems driven by the redistribution of load after local breakdown events. In p...

    Gergő Pál, Zsuzsa Danku, Attia Batool, Viktória Kádár, Naoki Yoshioka in Scientific Reports (2023)

  6. No Access

    Article

    Elevated liver fibrosis-4 index predicts recurrence after catheter ablation for atrial fibrillation in patients with heart failure

    The fibrosis-4 (FIB-4) index is a noninvasive scoring system that is used to assess the progression of liver fibrosis. This study aimed to assess whether the FIB-4 index is associated with recurrent atrial fib...

    Tomoya Iwawaki, Itsuro Morishima in Journal of Interventional Cardiac Electrop… (2023)

  7. No Access

    Article

    Comparison of 1.5 T and 3 T magnetic resonance angiography for detecting cerebral aneurysms using deep learning-based computer-assisted detection software

    To compare the diagnostic performance of 1.5 T versus 3 T magnetic resonance angiography (MRA) for detecting cerebral aneurysms with clinically available deep learning-based computer-assisted detection softwar...

    Taku Tajima, Hiroyuki Akai, Koichiro Yasaka, Akira Kunimatsu in Neuroradiology (2023)

  8. No Access

    Article

    Excimer laser coronary angioplasty versus manual aspiration thrombectomy in patients with ST-segment elevation myocardial infarction: analyzed by nuclear scintigraphy

    Clinical outcomes concerning the efficacy of excimer laser coronary angioplasty (ELCA) in real-world cases of acute myocardial infarction (MI) are limited. We evaluated and compared the impact of ELCA with man...

    Kazuki Shimojo, Naoki Shibata in The International Journal of Cardiovascula… (2023)

  9. No Access

    Article

    Two-year clinical outcomes and predictors of restenosis following the use of polymer-coated paclitaxel-eluting stents or drug-coated balloons in patients with femoropopliteal artery disease

    We aimed to assess the clinical performance and risk factors for patency loss within 2 years following the use of polymer-coated paclitaxel-eluting stents (PC-PESs) and drug-coated balloons (DCBs) in patients ...

    Naoki Yoshioka, Takahiro Tokuda, Akio Koyama, Takehiro Yamada in Heart and Vessels (2023)

  10. Article

    Open Access

    Acceleration of knee magnetic resonance imaging using a combination of compressed sensing and commercially available deep learning reconstruction: a preliminary study

    To evaluate whether deep learning reconstruction (DLR) accelerates the acquisition of 1.5-T magnetic resonance imaging (MRI) knee data without image deterioration.

    Hiroyuki Akai, Koichiro Yasaka, Haruto Sugawara, Taku Tajima in BMC Medical Imaging (2023)

  11. No Access

    Chapter and Conference Paper

    Double Impact: Children’s Serious RPG Generation/Play with a Large Language Model for Their Deeper Engagement in Social Issues

    Through simulated experiences, RPGs aid children’s exploration of issues, but their design can be labor-intensive. In our recent Academy Camp, children rapidly created, played, and reflected on their own RPGs usi...

    Kenji Saito, Kayo Kobayashi, Waki Takekoshi, Atsuki Hashimoto in Serious Games (2023)

  12. Article

    Open Access

    Impact of deep learning reconstruction on intracranial 1.5 T magnetic resonance angiography

    The purpose of this study was to evaluate whether deep learning reconstruction (DLR) improves the image quality of intracranial magnetic resonance angiography (MRA) at 1.5 T.

    Koichiro Yasaka, Hiroyuki Akai, Haruto Sugawara in Japanese Journal of Radiology (2022)

  13. Article

    Correction to: Clinical outcomes and predictors of restenosis in patients with femoropopliteal artery disease treated using polymer-coated paclitaxel-eluting stents or drug-coated balloons

    Naoki Yoshioka, Takahiro Tokuda, Akio Koyama, Takehiro Yamada in Heart and Vessels (2022)

  14. No Access

    Article

    Clinical outcomes and predictors of restenosis in patients with femoropopliteal artery disease treated using polymer-coated paclitaxel-eluting stents or drug-coated balloons

    Both polymer-coated paclitaxel-eluting stents (PC-PESs) and drug-coated balloons (DCBs) are used in conjunction with endovascular therapy (EVT) for the treatment of peripheral artery disease (PAD). We aimed to...

    Naoki Yoshioka, Takahiro Tokuda, Akio Koyama, Takehiro Yamada in Heart and Vessels (2022)

  15. No Access

    Article

    Prevalence and prognosis of isolated posterior ST-segment elevation acute myocardial infarction using synthesized-V7–9 lead

    Limited data exist on the prevalence and prognosis of isolated posterior ST-segment elevation acute myocardial infarction (STEMI), revealed with a posterior chest lead. Furthermore, the utility of a synthesized-V

    Kazuki Shimojo, Kensuke Takagi in Cardiovascular Intervention and Therapeuti… (2022)

  16. No Access

    Article

    Assessment of appropriate body mass index cut-off points for long-term mortality among ST-elevation myocardial infarction survivors in Asian population using machine learning algorithm

    Low body mass index (BMI) is a predictor of adverse events in patients with ST-elevated myocardial infarction (STEMI) in Western countries. Because the average BMI of Asians is significantly lower than that of...

    Naoki Yoshioka, Kensuke Takagi, Akihito Tanaka, Yasuhiro Morita in Heart and Vessels (2022)

  17. No Access

    Chapter and Conference Paper

    Academy Camp VR: Serious Game Constructions as Active Learning Experiences for Children

    We have been running children’s play and learning camps since 2011, but we are withholding physical gathering after 2020 during the COVID-19 pandemic. The problem with online videoconference camps is that it i...

    Kenji Saito, Kayo Kobayashi, Hirotsugu Ikeya, Naoki Yoshioka in Serious Games (2022)

  18. No Access

    Article

    Bleeding events and mid-term mortality in the patients undergoing endovascular interventions for peripheral artery disease of the lower limbs based on the academic research consortium high bleeding risk criteria

    This study applied the Academic Research Consortium for HBR (ARC-HBR) criteria to peripheral artery disease (PAD) patients after Endovascular therapy (EVT) and assessed the prevalence of HBR, as well as the as...

    Naoki Yoshioka, Kensuke Takagi, Yasuhiro Morita, Yasunori Kanzaki in Heart and Vessels (2021)

  19. No Access

    Article

    Long-term renal outcomes after elective percutaneous coronary intervention in patients with advanced renal dysfunction

    The aim of the present study was to evaluate the renal outcomes, including the time course of renal function, after elective PCI in patients with advanced renal dysfunction and to assess the predictors of rena...

    Hiroshi Tashiro, Akihito Tanaka, Hideki Ishii, Kensuke Takagi in Heart and Vessels (2021)

  20. No Access

    Article

    Prognostic impact of recanalizing chronic total occlusion in non-infarct related arteries on long-term clinical outcomes in acute myocardial infarction patients undergoing primary percutaneous coronary intervention

    Although chronic total occlusion (CTO) in non-infarct-related arteries (non-IRAs) negatively affects long-term mortality in patients with acute myocardial infarction (AMI) who are undergoing primary percutaneo...

    Ruka Yoshida, Hideki Ishii, Itsuro Morishima in Cardiovascular Intervention and Therapeuti… (2020)

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