Corticomuscular Coupling Alterations During Elbow Isometric Contraction Correlated With Clinical Scores: An fNIRS-sEMG Study in Stroke Survivors

• Published in: IEEE transactions on neural systems and rehabilitation engineering Vol. 33; pp. 696 - 704
• Main Authors: Wang, Xiaohan, Li, Weidong, Song, Rong, Ao, Di, Hu, Huijing, Li, Le
• Format: Journal Article
• Language: English
• Published: United States IEEE 2025
• Subjects: Adult; Aged; Cerebrovascular Circulation; Corticomuscular coupling; Couplings; Elbow; Elbow - physiopathology; Electromyography; Electromyography - methods; Entropy; Female; Functional near-infrared spectroscopy; functional near-infrared spectroscopy (fNIRS); Humans; Isometric Contraction - physiology; Limbs; Male; Middle Aged; Motor Cortex - physiopathology; motor function; Motors; Muscle, Skeletal - physiopathology; Muscles; Spectroscopy, Near-Infrared - methods; stroke; Stroke (medical condition); Stroke - physiopathology; Stroke Rehabilitation; surface electromyography (sEMG); Survivors; Visualization

The study aimed to investigate changes in corticomuscular coupling during elbow flexion and extension in stroke survivors using functional near-infrared spectroscopy (fNIRS) and surface electromyography (sEMG), and to evaluate the relationship between coupling characteristics and clinical assessment...