Lecture 19 of the Sports Biomechanics Lecture Series #SportsBiomLS
Delsys present an overview of electromyography (EMG) techniques and application within sports biomechanics. Topics include: foundation of neural control; EMG challenges and recommendations; EMG demonstration; analysis of EMG; and exploring motor unit control.
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00:00 Sports Biomechanics Lecture Series
01:16 Surface EMG in Sports Biomechanics
02:25 How Does the Brain Control Muscles?
03:16 What is EMG?
07:22 How Difficult is it to Measure EMG (What Can We Control)?
09:16 EMG Sensor Location
10:38 EMG Signal Quality Monitor
12:57 Live EMG Demonstration
22:43 EMG Data Analysis
24:22 EMG Analysis: Muscle Effort
26:29 EMG Analysis: Muscle Activation Timing
28:10 EMG Analysis: Muscle Fatigue
30:19 EMG Analysis: Biofeedback
31:21 EMG Signal Decomposition (How the Brain Controls Movement)
42:18 Future Lectures (Statistics, rugby, and More)
Links to key papers:
De Luca CJ. The Use of Surface Electromyography in Biomechanics. Journal of Applied Biomechanics, 1997. www.delucafoundation.org/down...
De Luca CJ, Gilmore LD, Kuznetsov M, and Roy SH. Filtering the Surface EMG signal: Movement artifact and baseline noise contamination. Journal of Biomechanics, 2010. www.delucafoundation.org/down...
De Luca CJ, Kuznetsov M, Gilmore LD, and Roy SH. Inter-electrode spacing of surface EMG sensors: Reduction of crosstalk contamination during voluntary contractions. Journal of Biomechanics, 2011. www.delucafoundation.org/down...
De Luca CJ, Chang SS, Roy SH, Kline JC, Nawab SH. Decomposition of Surface EMG Signals from Cyclic Dynamic Contractions. Journal of Neurophysiology, 2015. www.delucafoundation.org/down...
De Luca CJ and Contessa P. Hierarchical control of motor units in voluntary contraction. Journal of Neurophysiology, 2012 www.delucafoundation.org/down...
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12 июл 2024
