Search Results 1-20 of 1278

  • Cardiology Department Policy in Japan After Coronavirus Disease-2019 (COVID-19) ― Descriptive Summary of 2nd Nationwide Survey by the Japanese Circulation Society ―

    Mizuno Atsushi , Matsumoto Chisa , Kishi Takuya , Ishida Mari , Sanada Shoji , Fukuda Memori , Komuro Issei , Hirata Kenichi , Node Koichi

    … The total response rate was 48.9% (651/1,331). … The rate of restriction of cardiovascular procedures peaked in April. … Exacerbations of heart failure due to hospital restrictions were noted in 43.8% of departments.</p><p><b><i>Conclusions:</i></b>Many departments restricted their cardiological procedures, and this rate changed according to the pandemic situation. …

    Circulation Reports 3(2), 100-104, 2021

    J-STAGE 

  • Remote heart-rate estimation based on phase accumulation-linear interpolation method for mm-wave FMCW radar

    Hu Yaokun , Toda Takeshi

    <p>Vital signs measurement with phase analysis for mm-wave FMCW radar contains various kinds of noise. In this research, a phase accumulation-linear interpolation (PA-LI) method for mm-wave FMCW …

    IEICE Communications Express 10(2), 56-61, 2021

    J-STAGE 

  • Predictors of AVNRT Recurrence After Slow Pathway Modification:A Case Control Study

    Wegner Felix K. , Eckardt Lars , Dechering Dirk G. , Habbel Pia , Schuppert Piet , Frommeyer Gerrit , Ellermann Christian , Lange Philipp S. , Leitz Patrick , Köbe Julia , Wasmer Kristina

    Information regarding possible predictors of AVNRT recurrence is scarce.</p><p>Out of 4170 consecutive patients with SPM in our department from 1993-2018, we identified 78 patients (1.9%) receiving > … Interestingly, these patients had significantly fewer junctional beats during ablation and a higher rate of other (inducible) arrhythmias. …

    International Heart Journal 62(1), 72-77, 2021

    J-STAGE 

  • High temporal resolution measurement of propagation pattern of myocardial stretching in left ventricle  [in Japanese]

    KUROKAWA Takafumi , NAKAJIMA Hiroyuki , TAKAHASHI Shinichiro , TANAKA Motonao , KANAI Hiroshi , SAIJO Yoshifumi

    <p><b>目的</b>:本研究の目的は多方向からビーム軸上ストレインレート(aSR)計測を行い,左室心筋伸縮伝搬様式を可視化することである.<b>対象と方法</b>:同意を得た成人健常例20例および6例の追試験により検討を行った.スパーススキャンにより高フレームレートを実現して取得したRF信号に位相差トラッキング法を適用し高時間分解能a …

    Choonpa Igaku, 2021

    J-STAGE 

  • Heart rate variability in Dorper sheep in the fetal and neonatal periods until 120 days of age: Use of the technique in the field

    CRUZ-ALEIXO Amanda Sarita , GOMES LOURENÇO Maria Lucia , CASTRO FERREIRA LIMA Mayra De , HOLANDA DE ALBUQUERQUE Ana Luísa , TORTORELLI TEIXEIRA Raphael , ALVES DE PAULA Renata , GRANDI Marina Cecília , LAURENTI FERREIRA Danilo Otávio , HARUMI TSUNEMI Miriam , BIAGIO CHIACCHIO Simone

    … <p>The evaluation of the autonomic cardiac functions may be performed through the analysis of the heart rate variability. …

    Journal of Veterinary Medical Science 83(1), 17-27, 2021

    J-STAGE 

  • An effect of pulse periodic input control heart rate feedback system on autonomic nervous activity  [in Japanese]

    黒澤 遥太 , 大岩 孝輔 , 野澤 昭雄

    電気学会研究会資料. PI = The papers of Technical Meeting on "Perception Information", IEE Japan, 2020(66-77), 13-16, 2020-12-17

  • Individual variations and sex differences in hemodynamics with percutaneous arterial oxygen saturation (SpO2) in young Andean highlanders in Bolivia

    Nishimura Takayuki , Ugarte Juan , Ohnishi Mayumi , Nishihara Mika , Alvarez Guillermo , Yasukochi Yoshiki , Fukuda Hideki , Arima Kazuhiko , Watanuki Shigeki , Mendoza Victor , Aoyagi Kiyoshi

    … Height, weight, SpO2, hemoglobin concentration, finger temperature, heart rate, and blood pressure were measured. … Information about lifestyle was also obtained by interview. … On Student's t test, men had significantly lower heart rate (p = 0.046) and SpO2 (p = 0.030) than women. …

    Journal of Physiological Anthropology 39(1), 31, 2020-10-07

    IR 

  • Noncontact Measurement of Autonomic Nervous System Activities Based on Heart Rate Variability Using Ultra-Wideband Array Radar

    Sakamoto Takuya , Yamashita Kosuke

    … The noncontact measurement of vital signs using ultra-wideband radar has been attracting increasing attention because it can unobtrusively provide information about the physical and mental condition of people. … In particular, the continuous measurement of a person's time-varying instantaneous heart rate can estimate the activity level of the autonomic nervous system without the person wearing any sensors. …

    IEEE Journal of Electromagnetics, RF and Microwaves in Medicine and Biology 4(3), 208-215, 2020-09

    IR 

  • INTEGRATION OF PSYCHOLOGICAL AND PHYSIOLOGICAL INDICES FOR UBIQUITOUS HEALTH CARE  [in Japanese]

    濱 献吾

    … Verify the data format for recording psychological questionnaires that can be evaluated and performed on a daily basis, and that if the accuracy of the IoT device is heart rate, it can be measured with an error of about 6%, using the double cosigner method This suggested that the classification of persons at risk for sudden cardiac death on Holter electrocardiogram was fully possible. … In terms of technology, people can easily acquire their own biological information by the spread of IoT devices. …

    法政大学大学院紀要. 理工学・工学研究科編 (61), 1-8, 2020-03-24

    IR  DOI 

  • Detection of information on terrorist activity with psychophysiological indices  [in Japanese]

    中山 誠 , 菊地 真矢

    … Concealed information test(以下CIT)は,犯罪行動に関連した記憶の検出を可能にする法精神生理学的手段である。 …

    研究紀要 (21), 59-68, 2020-03

    IR 

  • Efforts to Heatstroke Measures: Sensing of Biological Information

    KUBO Tetsuya

    … Based on various researches, I would like to report on the current state of biometric sensing of biometric information for people with heat stroke who are exercising in a hot environment, with expectations for future heatstroke measures.</p> …

    Journal of the Japan Society of Applied Electromagnetics and Mechanics 28(3), 190-195, 2020

    J-STAGE 

  • The effect of R-wave detection accuracy on the heart rate variability indices  [in Japanese]

    溝口 友稀 , 藺牟田 隼人 , 伊賀崎 伴彦 , 前原 潤一

    <p>病院内において患者の状態を判断するうえで心電図はもっとも一般的であり,心拍変動解析により様々な疾患を発見,または予測することができる.しかし,実際に病院内で計測を行った心電図には体動や呼吸,医療処置などの様々な雑音が混入してしまう.そのため,雑音などの影響でR波検出に誤差が生じてしまい,心拍変動解析が信頼できるものではなくなる可能性もある.そこで本研究では,既存のR波検出アルゴリ …

    Record of Joint Conference of Electrical and Electronics Engineers in Kyushu 2020(0), 379-379, 2020

    J-STAGE 

  • On an ECG R-Wave Measurement System for Analysis of Heart Rate Variability  [in Japanese]

    下田 航大 , 中司 賢一

    <p>ストレスとは外部からの刺激による緊張状態の事であり、病気や人間関係によるものから天候などの環境によるものまで様々な要因がある。ストレス社会と呼ばれている現代において、ストレスが原因の体調不良は誰にでも起こりうるものであると言える。それらは自律神経の乱れに繋がり、これは心拍の揺らぎにも大きく関係していると言われているが、自身で簡易的な検査を行うことは難しい。そこで本研究では、心電波 …

    Record of Joint Conference of Electrical and Electronics Engineers in Kyushu 2020(0), 380-380, 2020

    J-STAGE 

  • Development of heart-rate and voice record system for harassment recognition  [in Japanese]

    上野 貴弘 , 森 慎太郎 , 大橋 正良

    … In this paper, we develop a heart-rate and voice record system, and we demonstrate that the implemented system is available for the detection of harassment signs.</p> …

    Record of Joint Conference of Electrical and Electronics Engineers in Kyushu 2020(0), 397-397, 2020

    J-STAGE 

  • Transitions of physiological changes in the concealed information test  [in Japanese]

    Ogawa Tokihiro , Matsuda Izumi , Tsuneoka Michiko

    … <p>The present study focused on temporal changes of physiological activities within trials during the concealed information test (CIT). … Measures were skin conductance level (SCL), skin conductance response (SCR), heart rate (HR), normalized pulse volume (NPV), and self-reported arousal and surprise. …

    The Japanese journal of psychology 91(5), 303-311, 2020

    J-STAGE 

  • Applicability of the Reflection Index of Respiration Based on Heart Rate Variability Analysis to Firefighting Activity

    Ito Yushi , Oka Yasushi , Kuriyama Yukihisa

    … presented high sensitivity in response to firefighters' changes in body movements and respiration, during the simulated firefighting activity test.The proposed index, providing objective information that supplements a firefighter's subjective assessment of his or her own physical state, could be applied in the prevention of overexertion and is expected to improve the occupational safety of firefighters. …

    Fire Science and Technology 39(1), 1-15, 2020

    J-STAGE 

  • Estimation of Student's Concentration for Educational Support with Color Effect  [in Japanese]

    Hase Ryoya , Obo Takenori

    <p> </p>

    Proceedings of the Fuzzy System Symposium 36(0), 167-170, 2020

    J-STAGE 

  • Two-Year Outcomes of Asymptomatic vs. Symptomatic Patients After Deferral of Revascularization Based on Fractional Flow Reserve ― Insights From the J-CONFIRM Registry ―

    Horie Kazunori , Saigusa Tatsuya , Sakamoto Tomohiro , Asano Taku , Tsujita Kenichi , Masamura Katsuhiko , Doijiri Tatsuki , Ogita Manabu , Kurita Tairo , Matsuo Akiko , Sonoda Shinjo , Kuramitsu Shoichi , Yokoi Hiroyoshi , Tanaka Nobuhiro , on behalf of the J-CONFIRM Investigators , Matsuo Hitoshi , Shinozaki Tomohiro , Takashima Hiroaki , Shiono Yasutsugu , Terai Hidenobu , Kikuta Yuetsu , Ishihara Takayuki

    … At 2 years, the TVF rate did not differ significantly between symptomatic and asymptomatic patients (6.5% vs. 4.9%, respectively; … P=0.009) than asymptomatic patients, regardless of negative FFR values (>0.80).</p><p><b><i>Conclusions:</i></b>Despite negative FFR values, symptomatic patients were at higher risk of TVF than asymptomatic patients, driven primarily by a higher rate of CDTVR. …

    Circulation Reports 2(12), 744-752, 2020

    J-STAGE 

  • Non–invasive Biosignals Detection for Newborn Monitoring.  [in Japanese]

    WATANABE Shiro , MUROZAKI Yuichi , SATO Yoshiaki , HONBE Kazuya , ARAI Fumihito

    … <p>We presented a biosignals detection method using neonate's load information. … The detection of neonate's biosignals from neonate's load information is required to realize non-invasive monitoring system. … However, the measurement of neonate's heart rate is difficult since neonate's load information is low signal-noise ratio due to the low amplitude of neonate's biosignals. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2020(0), 2P1-F07, 2020

    J-STAGE 

  • Improving of Pressure Sensor Using Si-Tube for Measurement of Vital Information:- Examination of Filling Material and Support board -  [in Japanese]

    ARAI Takaya , YASUSHI Mitsuo , NAGATSU Yuki , HASHIMOTO Hideki

    … <p>Because the tube-type pressure sensor is small size and low cost, it becomes a good solution for measurement of vital information. …

    The Proceedings of JSME annual Conference on Robotics and Mechatronics (Robomec) 2020(0), 2A2-F06, 2020

    J-STAGE 

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