Search Results - "interference pattern analysis"

The filling factor of the sEMG signal at low contraction forces in the quadriceps muscles is influenced by the thickness of the subcutaneous layer by Rodríguez Falces, Javier, Malanda Trigueros, Armando, Mariscal Aguilar, Cristina, Navallas Irujo, Javier

“…Introduction: It has been shown that, for male subjects, the sEMG activity at low contraction forces is normally “pulsatile”, i.e., formed by a few…”
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Sensitivity and specificity of single and combined clouds analyses compared with quantitative motor unit potential analysis by Li, Chuqiao, Jiang, Anqi, Ding, Qingyun, Hu, Youfang, Wang, Yao, Tian, Ge, Wang, Honghao, Pan, Suyue, Cui, Liying, Peng, Yu

“…Introduction Turns‐amplitude, number of small segments (NSS)‐activity, and envelope‐activity clouds are three methods of electromyography (EMG) interference…”
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The probability density function of the surface electromyogram and its dependence on contraction force in the vastus lateralis by Rodriguez-Falces, Javier, Malanda, Armando, Mariscal, Cristina, Recalde, Silvia, Navallas, Javier

“…Introduction The probability density function (PDF) of the surface electromyogram (sEMG) depends on contraction force. This dependence, however, has so far…”
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Form factor analysis of the surface electromyographic interference pattern by Nandedkar, Sanjeev D., Barkhaus, Paul E., Stålberg, Erik V.

“…Introduction In contrast to needle electromyography (EMG), surface EMG recordings are painless. It is of interest to develop methods to analyze surface EMG for…”
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Quantitative Evaluation of Interference Patterns on Electromyography in Neuropathy by Kobayashi, Yukiko, Akaboshi, Kazuto, Takahashi, Osamu, Liu, Meigen

“…The aim of this study was to develop a quantitative evaluation method of interference patterns on needle electromyography that is easy to apply in clinical use…”
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The role of different EMG methods in evaluating myopathy by Fuglsang-Frederiksen, Anders

“…For the diagnosis of myopathy, EMG may have an important role along with blood tests, muscle biopsies and genetic testing. This review evaluates different EMG…”
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Multi-Motor Unit Potential Analysis and Other Quantitative Techniques for Laryngeal Electromyogram by Koivu, Marja K

“…Reference values for motor unit potentials of laryngeal muscles, the thyroarytenoid (TA) and cricothyroid (CT) muscles, have been collected using multi-motor…”
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Quantitative electromyography of the frontalis muscle by Matur, Zeliha, Baslo, M Barş, Öge, A Emre

“…Identification of abnormal motor unit potentials (MUP), in particular those caused by myopathic processes, is generally difficult in facial muscles because the…”
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Effects of monopolar and bipolar electrode configurations on surface EMG spike analysis by Gabriel, David A.

“…This study compared the effects of monopolar and bipolar electrode configurations on interference pattern analysis of the surface electromyographic (sEMG)…”
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Electrophysiological characteristics of motor units and muscle fibers in trained and untrained young male subjects by Duez, Lene, Qerama, Erisela, Fuglsang-Frederiksen, Anders, Bangsbo, Jens, Jensen, Troels S.

“…We hypothesized that the amplitudes of compound muscle action potentials (CMAPs) and interference pattern analysis (IPA) would be larger in trained subjects…”
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Analysis of surface EMG spike shape across different levels of isometric force by Gabriel, David A., Lester, Steven M., Lenhardt, Sean A., Cambridge, Edward D.J.

“…This research evaluated changes in surface electromyographic (SEMG) spike shape across different levels of isometric force. Ninety-six subjects generated three…”
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The utility of interference pattern analysis by Fuglsang-Frederiksen, Anders

“…The interference pattern of the electrical activity of muscle can be quantified by amplitude measurements, different spike counting methods, and power spectrum…”
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Effects of evoked pain on the electromyogram and compound muscle action potential of the brachial biceps muscle by Qerama, Erisela, Fuglsang-Frederiksen, Anders, Kasch, Helge, Bach, Flemming W., Jensen, Troels Staehelin

“…Muscle pain is often accompanied by a feeling of muscle fatigue and weakness. We examined the effect of experimental muscle pain on the electromyogram (EMG)…”
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Temperature dependency of turn/amplitude parameters by Finsterer, J, Mamoli, B

“…to assess the influence of the skin and muscle temperatures on the turns per second (T/s) and the amplitude per turn (A/T) and to find out whether…”
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Liquorpheresis (CSF filtration) in familial amyotrophic lateral sclerosis by Finsterer, J, Mamoli, B

“…Liquorpheresis (CSF filtration) has been shown to be of benefit in various neurologic disorders, including sporadic ALS. Liquorpheresis in patients with…”
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Quantitative electromyography-guided botulinum toxin treatment of cervical dystonia by Finsterer, J, Fuchs, I, Mamoli, B

“…The purpose of this study was to investigate the clinical and electromyographic effect of turn/amplitude analysis (TAA)-guided botulinum toxin administration…”
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Assessment of different reference limits for turn/amplitude parameters by Finsterer, J, Mamoli, B

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Sensitivity and specificity of needle electromyography: a prospective study comparing automated interference pattern analysis with single motor unit potential analysis by Nirkko, Arto C., Rösler, Kai M., Hess, Christian W.

“…In this prospective study, automated interference pattern analysis (IPA, “Willison analysis”, modified by Stålberg et al. 1983) was compared to the…”
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Influence of spontaneous activity on peak-ratio analysis by Finsterer, J

“…Objectives: To prove or disprove the assumption that in neuropathy patients with abundant spontaneous activity, peak-ratio interference pattern analysis may…”
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Automatic decomposition electromyography (ADEMG): validation and normative data in brachial biceps by McGill, K C, Dorfman, L J

“…We describe a new, automatic method (ADEMG) for decomposing EMG interference patterns into their constituent motor unit action potentials (MUAPs), and…”
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