نتایج جستجو برای: emg decomposition

تعداد نتایج: 108738  

Journal: :IEEE Sensors Journal 2021

Classification and analysis of surface EMG (sEMG) signals have been particular interest due to their numerous applications in the biomedical field. They can be used for diagnosis neuromuscular diseases, kinesiological studies, human-machine interaction. However, these are difficult process noisy nature. To overcome this problem, a hybrid wavelet with ensemble empirical mode decomposition pre-pr...

2012
Aarti Malik

Electromyography (EMG) is the analytical study of electrical activity produced by skeletal muscles. EMG is an example of modern human computer interaction which can be used in the field of medicines and engineering. Through this paper we are going to discuss about different types of EMG-Surface EMG(SEMG)/surface scanning EMG and intramuscular/ indwelling (needle and fine-wire) EMG, the electric...

Journal: :Journal of neurophysiology 2012
Kevin G Keenan William V Massey Tygh J Walters Joseph D Collins

Multichannel surface electromyograms (EMGs) were used to examine the sensitivity of EMG-EMG coherence to infer changes in common oscillatory drive to hand muscles in young and older adults. Previous research has shown that measures of coherence calculated from different neurophysiological signals are influenced by the age of the subject, the visual feedback provided to the subject, and the task...

ژورنال: :مجله دانشگاه علوم پزشکی اردبیل 0
بهمن بشردوست bahman bashardoust سعید صادقیه saeid sadegie ahari فیروز امانی firooz amani فاطمه حیدر پور fatemeh haedar pour

زمینه و هدف: پلی نوروپاتی اورمیک بخصوص نوروپاتی محیطی بطور شایع در بیماران همودیالیزی مزمن دیده می شود. شیوع نوروپاتی متغیر بوده و 80-18 درصد گزارش شده است. در این مطالعه شیوع نوروپاتی و ارتباط آن با مدت دیالیز و کفایت دیالیز در بیماران همودیالیزی مورد بررسی قرار گرفته است.روش کار: مطالعه حاضر از نوع توصیفی - تحلیلی بوده که برروی 30 بیمار همودیالیزی انجام گرفت .در این بیماران معاینات نورولوژی ت...

Journal: :Clinical Neurophysiology 2019

2012
Jitendar Yadav Arjun Singh Mohit Kumar

Electromyography (EMG) is the study of electrical activity of muscle and it form valuable information in the diagnosis of neuromuscular disorders. EMG signal may be degraded by a noise; it is in the baseline of EMG signal. It is called baseline fluctuation of EMG signal. Baseline fluctuation distorts qualitative and quantitative analysis. The present work focus on various techniques and their c...

2002
D. Rudel

An animal model was established for invivo studies of the EMG responses of a parturient uterine smooth muscle tissue to electrical stimuli. Five normally gravid sheep were fitted with implanted electrodes to register EMG signals and electrical stimulation. EMG signals were detected at the cervix and at the gravid horn. Spontaneous EMG activity was registered simultaneously with EMG responses to...

ژورنال: Physical Treatments 2013

Objective: To asses relationship between abdominal muscles superficial Electromyography (EMG) and ultrasound measurement during Pelvic Floor Muscles (PFM) contraction in healthy people. Methods: 15 healthy women participated in the study. Their abdominal muscles activation (transversus abdominis, internal oblique and external oblique muscles) was measured by EMG and sonography during maximal ...

2002
Carlo J. De Luca

CONTENTS GENERAL CONCERNS ................................................................................................... 2 CHARACTERISTICS OF THE EMG SIGNAL ....................................................................... 2 CHARACTERISTICS OF THE ELECTRICAL NOISE .............................................................. 3 MAXIMIZING THE FIDELITY OF THE EMG SIGNAL .................

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