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Development of Flight Simulator for Human-Powered Aircraft
Yasuhiro Inaba,Yuzo Shimada,Kenji Uchiyama,Kenichi Abe,Yoshio Ishikawa,Takao Sugimoto,Yasuyuki Miyazaki,Yuzo Koyama,Shohei Onishi,Kazuo Matubara,Chikatoshi Satoh,Takao Minejima,Kaname Hirayanagi,Michi 제어로봇시스템학회 2006 제어로봇시스템학회 국제학술대회 논문집 Vol.2006 No.10
( Yasuhiro Aoki ),( Hiroki Kiyohara ),( Yohei Mikami ),( Kosaku Nanki ),( Takaaki Kawaguchi ),( Yusuke Yoshimatsu ),( Shinya Sugimoto ),( Tomohisa Sujino ),( Kaoru Takabayashi ),( Naoki Hosoe ),( Haru 대한장연구학회 2023 Intestinal Research Vol.21 No.3
Background/Aims: Thromboprophylaxis is recommended for hospitalized patients with inflammatory bowel disease (IBD) in Western countries, although it is selectively administered to high-risk patients in East Asia. A central venous catheter (CVC) is commonly placed in patients with IBD. Although CVC placement is considered a risk factor for venous thromboembolism (VTE), the degree of increased risk in patients with IBD is uncertain. This study aimed to identify the risk of VTE with CVC placement in hospitalized Japanese patients with IBD without thromboprophylaxis. Methods: This retrospective cohort study included patients with ulcerative colitis or Crohn’s disease who were admitted for disease flares at Keio University Hospital between January 2016 and December 2020. Patients who already had thrombosis or were administered any antithrombotic treatment on admission were excluded. VTE development during the hospitalization was surveyed, and VTE risk associated with CVC indwelling was estimated using propensity score matching and inverse probability of treatment weighting analyses. Results: Altogether, 497 hospitalized patients with IBD (ulcerative colitis, 327; Crohn’s disease, 170) were enrolled. VTE developed in 9.30% (12/129) of catheterized patients and in 0.82% (3/368) of non-catheterized patients. The propensity score matching yielded 127 matched pairs of patients. The catheterized group demonstrated higher odds for VTE than the non-catheterized group (odds ratio, 13.15; 95% confidence interval, 1.68-102.70). A similar result was obtained in the inverse probability of treatment weighting analysis (odds ratio, 11.02; 95% confidence interval, 2.64-46.10). Conclusions: CVC placement is a major risk factor for VTE among hospitalized Japanese patients with IBD without thromboprophylaxis. (Intest Res 2023;21:318-327)
Frictional Behavior ofr-Irradiated MoS₂Coating Film at Cryogenic Temperatures
Yoshino, Yasuhiro,Ishikawa, Kaneto,Shimizu, Tomoharu,Iwabuchi, Akira,Makoto, Sugimoto ENGINEERING TRIBOLOGY RESEARCH INSTITUTE KYUNGPOOK 1999 INTERNATIONAL SYMPOSIUM ON HIGH PERFORMANCE OF TRI Vol.1999 No.-
Frictional problems in superconducting magnets are related to the stability and reliability of the magnets, because frictional heating causes quench of the manger and the frictional resistance determines the limit of the shear force at the contacting sufaces. In addition to these problems, magnet structural materials are exposed with neutron and γ-ray in Deutrium- Tritum type fusion reactor, so that it is required to investigate the frictional behavior for irradiated magnet structural materials at cryogenic temperatures. In this study, we investigated the influence of γ-irradiated MoS2 coating film and GFRP AT 4.2 K 77K AND 293 K under fretting conditions.
Hadijah Hasyim,Yasuyuki Ishii,Sachiko Idota,Ahmad Wadi,Yasuhiro Sugimoto 한국초지조사료학회 2009 한국초지조사료학회 학술대회논문집 Vol.2009 No.08
Storage and disposal of digested effiuent of manure (DEM) produced by biogas plant is a challenge to beef producers because of the mitigation of environmental pollution. The DEM contains essential plant nutrients and to use DEM as a soil amendment for crop production is a practical method to solve the disposal problem. In 2 years of cropping with dwarf napiergrass as a perennial summer grass and Italian ryegrass as an annual winter grass, DEM revealed to be so effective fertilizer as chemicals to increase dry matter yield and forage quality, especially crude protein (CP) content and in vitro dry matter digestibility (IVDMD). The efficient use of DEM can be an agronomic-and economic-viable management practice for sustainable crop production in Miyazaki, southern Kyushu of Japan.