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UNLV Theses, Dissertations, Professional Papers, and Capstones

EMG

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Full-Text Articles in Medicine and Health Sciences

Fine-Wire Intramuscular Insertion To The Lumbar Paraspinal Muscles Does Not Affect Muscle Activation And Performance During High Exertion Spinal Extension Muscle Contractions, James Dimascio, Rebeka Hicks, Matthew Kimber, Kelsey Synder May 2017

Fine-Wire Intramuscular Insertion To The Lumbar Paraspinal Muscles Does Not Affect Muscle Activation And Performance During High Exertion Spinal Extension Muscle Contractions, James Dimascio, Rebeka Hicks, Matthew Kimber, Kelsey Synder

UNLV Theses, Dissertations, Professional Papers, and Capstones

Background and Purpose: Low back pain (LBP) is associated with paraspinal muscle dysfunctions. A method to study the deep lumbar paraspinal muscle activation is with intramuscular electromyography (EMG). However, it is currently unknown how paraspinal muscle performance is affected by the invasive intramuscular insertion and the presence of the fine-wire electrode in the muscle. The purpose of this study was to analyze how insertion of fine-wire EMG into lumbar paraspinal muscle affects the lumbar paraspinal muscle fatigue, endurance, activation, and peak extension torque during high exertion spinal extension exercises. Participants: 20 individuals between the ages of 18-40 participated. The participants …


Comparison Of Muscle Latencies For Diabetic Neuropathy Patients Versus Healthy Controls During A Perturbed Balance Task, Kyle Mefferd May 2015

Comparison Of Muscle Latencies For Diabetic Neuropathy Patients Versus Healthy Controls During A Perturbed Balance Task, Kyle Mefferd

UNLV Theses, Dissertations, Professional Papers, and Capstones

The purpose of this study was to compare muscle latencies for patients diagnosed with diabetic neuropathy versus healthy controls during a perturbed balance task, with a secondary purpose to distinguish postural control strategies the groups used based on the muscle latencies. Five participants diagnosed with diabetic neuropathy (DN; 4 male, 99.7 ± 7.95 kg, 176 ± 9.58 cm, 46.6 ± 16.55 years) and 5 healthy control (HC; 4 male, 100.36 ± 12.61 kg, 173.76 ± 9.66 cm, 47 ± 13.42 years) participants were recruited. Participants granted institutionally approved written consent before participating. Delsys Trigino Wireless EMG sensors were placed on …