نتایج جستجو برای: heart rate signal

تعداد نتایج: 1624652  

Journal: :iranian journal of public health 0
yan-zhen zhang dept. of obstetrics and gynecology, the first people's hospital of hangzhou, nanjing medical university , hangzhou, zhejiang, china. wen-chao sun dept. of obstetrics and gynecology, the first people's hospital of hangzhou, nanjing medical university , hangzhou, zhejiang, china. zhi-hua wang dept. of obstetrics and gynecology, the first people's hospital of hangzhou, nanjing medical university , hangzhou, zhejiang, china. zhi-fen zhang dept. of obstetrics and gynecology, the first people's hospital of hangzhou, nanjing medical university , hangzhou, zhejiang, china.

most fetal heart rate patterns can be interpreted accurately so that management decisions can be made correctly. how-ever, few fetal heart rate patterns are so ambiguous that the obstetricians cannot interpret them precisely. a 27-year-old woman at 38 weeks' gestation in her first pregnancy was admitted with heavy vaginal bleeding and decrease in fetal movements. fetal status was indeterminate ...

Journal: :iranian journal of basic medical sciences 0
marjan razavi school of pharmacy, mashhad university of medical sciences, mashhad, iran hossein hosseinzadeh 2pharmaceutical research center, department of pharmacodynamics and toxicology, school of pharmacy, mashhad university of medical sciences, mashhad, iran khalil abnous 3department of medicinal chemistry and dept. of biotechnology, school of pharmacy, mashhad university of medical sciences, mashhad, iran vahideh sadat motamedshariaty 4pharmaceutical research center, department of pharmacology, mashhad university of medical sciences, mashhad, iran mohsen imenshahidi 2pharmaceutical research center, department of pharmacodynamics and toxicology, school of pharmacy, mashhad university of medical sciences, mashhad, iran

objective(s): in this study, the effects of crocin against subchronic toxicity of diazinon (dzn) on systolic blood pressure (sbp) and heart rate (hr) were evaluated in rats. materials and methods: rats were equally divided into 7 groups; control (corn oil), dzn (15 mg/kg), crocin (each group received 12.5, 25 or 50 mg/kg crocin plus dzn), vitamin e (200 iu/kg plus dzn) and crocin (50 mg/kg) tre...

Journal: :پژوهنده 0
مهشید ناظم زاده mahshid nazem zadeh مهدی رضوانی امین mehdi rezvani ، عالیه جلال الدینی alia jalalodini school of nursing & midwifery, mashahir square, zahedan, iran; tel: +98-541- 2419404, iranزاهدان، میدان مشاهیر، دانشکده پرستاری و مامایی دانشگاه علوم پزشکی زاهدان؛ تلفن: 2419404 541 98+ ، دکتر علی نویدیان ali navidian ، نازنین یوسفیان nazanin yosefian مهناز قلجه mahnaz ghalje ، زهرا پورنامدار

background and aim: low back pain is a common complaint in communities which has negative effects on different aspects of life. an effective method for reduction of low back pain complications is foot reflexology. foot reflexology has a positive effect in reduction of complications in low back pain. foot reflexology reduces respiratory rate, blood pressure and pulse rate. this study is an inves...

Journal: :medical journal of islamic republic of iran 0
ali akbar zeinaloo the department of pediatric cardiology, childen's medical center, 62 gharib ave., 14194-tehran, islamic republic of iran. jg shakibi from the department of pediatric cardiology, shahid rajai heart hospital, tehran a a. shah-mohammadi from the department of pediatric cardiology, shahid rajai heart hospital, tehran

this study was conducted to assess the incidence of abnormalities of ventricular depolarization (late potentials) in children with sinus rhythm after open heart surgery and their relation to spontaneous ventricular tachycardia. open heart surgery, particularly operations involving ventriculotomy, may predispose patients to the development of ventricular tachycardia (vt) or ventricular fibrillat...

Journal: :ACS nano 2017
Zhiming Lin Jun Chen Xiaoshi Li Zhihao Zhou Keyu Meng Wei Wei Jin Yang Zhong Lin Wang

Heart-rate monitoring plays a critical role in personal healthcare management. A low-cost, noninvasive, and user-friendly heart-rate monitoring system is highly desirable. Here, a self-powered wireless body sensor network (BSN) system is developed for heart-rate monitoring via integration of a downy-structure-based triboelectric nanogenerator (D-TENG), a power management circuit, a heart-rate s...

Journal: :Sleep 2023

Abstract Introduction Stressful conditions can impact our judgement and increase the risk of adverse events such as workplace accidents, falls, automobile collisions, among others. Sleep quality has also been shown to influence stress responses heart rate variability (HRV) proved be a useful indicator in variety scenarios. Therefore, wearable devices monitors may able reduce by measuring respon...

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