2024
Entropy in Electroencephalographic Signals Modulates with Force Magnitude During Grasping – A Preliminary Report
Rao N, Paek A, Contreras-Vidal J, Parikh P. Entropy in Electroencephalographic Signals Modulates with Force Magnitude During Grasping – A Preliminary Report. Journal Of Motor Behavior 2024, 56: 665-677. PMID: 39056321, PMCID: PMC11449659, DOI: 10.1080/00222895.2024.2373241.Peer-Reviewed Original ResearchMaximum voluntary contractionGrip force controlIsometric force control tasksHealthy young adultsNeural processesGrip forceGrip force magnitudeParietal electrodesParietal regionsContralateral hemisphereWithin-trialNeural variabilityEEG variablesControl taskForce control taskNeural entropyStudy investigated roleYoung adultsForce magnitudeVoluntary contractionElectroencephalography activityCentral electrodeElectroencephalographyNoninvasive electroencephalographyTrials
2018
Ergonomic analysis of laparoscopic and robotic surgical task performance at various experience levels
Zárate Rodriguez JG, Zihni AM, Ohu I, Cavallo JA, Ray S, Cho S, Awad MM. Ergonomic analysis of laparoscopic and robotic surgical task performance at various experience levels. Surgical Endoscopy 2018, 33: 1938-1943. PMID: 30350099, DOI: 10.1007/s00464-018-6478-4.Peer-Reviewed Original ResearchConceptsRobot-assisted laparoscopic surgeryTraditional laparoscopicTrapezius muscleLaparoscopic surgeryMuscle activationLaparoscopic surgeonsMuscle groupsSurface electromyographyMost muscle groupsTrapezius muscle activationMaximum voluntary contractionHigher muscle activationUnpaired t-testLaparoscopic Surgery (FLS) tasksBilateral bicepsPatient outcomesVoluntary contractionMuscle strainOperating surgeonRandomized orderErgonomic disadvantagesSubjective benefitSurgical task performanceSurgerySurgeons
2016
Ergonomic analysis of primary and assistant surgical roles
Zihni AM, Cavallo JA, Ray S, Ohu I, Cho S, Awad MM. Ergonomic analysis of primary and assistant surgical roles. Journal Of Surgical Research 2016, 203: 301-305. PMID: 27363636, DOI: 10.1016/j.jss.2016.03.058.Peer-Reviewed Original ResearchConceptsLaparoscopic surgeryMuscle groupsOperating surgeonSurgical roleMuscle activationMaximal voluntary contractionErgonomic stressSurgical assistantUnpaired t-testPrimary operating surgeonBilateral bicepsPrimary surgeryTrapezius muscleVoluntary contractionRight bicepsSurgeryMVC valuesAverage muscle activationElectromyography dataSurface electromyographySurgeonsSurgical assistingT-testErgonomic differencesBicepsGlucocorticoid Receptor (NR3C1) Variants Associate with the Muscle Strength and Size Response to Resistance Training
Ash GI, Kostek MA, Lee H, Angelopoulos TJ, Clarkson PM, Gordon PM, Moyna NM, Visich PS, Zoeller RF, Price TB, Devaney JM, Gordish-Dressman H, Thompson PD, Hoffman EP, Pescatello LS. Glucocorticoid Receptor (NR3C1) Variants Associate with the Muscle Strength and Size Response to Resistance Training. PLOS ONE 2016, 11: e0148112. PMID: 26821164, PMCID: PMC4731199, DOI: 10.1371/journal.pone.0148112.Peer-Reviewed Original ResearchConceptsMaximum voluntary contractionResistance trainingMuscle strengthPost-resistance trainingGlucocorticoid receptor polymorphismsGreater relative sizeCortisol sensitivityReceptor polymorphismsNR3C1 polymorphismsVoluntary contractionAllele carriersCortisol actionMuscle responsesCortisol productionRT programIsometric strengthAA homozygotesG alleleT alleleVariant associatesBiceps sizeEuropean American adultsSex differencesMuscle tissueAssociation
2014
Ergonomic analysis of robot-assisted and traditional laparoscopic procedures
Zihni AM, Ohu I, Cavallo JA, Cho S, Awad MM. Ergonomic analysis of robot-assisted and traditional laparoscopic procedures. Surgical Endoscopy 2014, 28: 3379-3384. PMID: 24928233, DOI: 10.1007/s00464-014-3604-9.Peer-Reviewed Original ResearchConceptsTraditional laparoscopic surgeryBilateral bicepsTrapezius muscleMuscle groupsMuscle activationSurface electromyographyBilateral trapezius musclesMaximum voluntary contractionTraditional laparoscopic proceduresUnpaired t-testLaparoscopic surgery proceduresBilateral deltoidRobotic surgical systemSingle surgeonMusculoskeletal symptomsLaparoscopic proceduresLaparoscopic surgeryVoluntary contractionOperative procedureLaparoscopic surgeonsSurgery proceduresMVC valuesMethodsOne surgeonSEMG measurementsTricepsFLS tasks can be used as an ergonomic discriminator between laparoscopic and robotic surgery
Zihni AM, Ohu I, Cavallo JA, Ousley J, Cho S, Awad MM. FLS tasks can be used as an ergonomic discriminator between laparoscopic and robotic surgery. Surgical Endoscopy 2014, 28: 2459-2465. PMID: 24619332, DOI: 10.1007/s00464-014-3497-7.Peer-Reviewed Original ResearchConceptsMean muscle activationMaximum voluntary contractionMuscle activationBilateral bicepsRobotic surgeryTrapezius muscleSurface electromyographyMuscle groupsPeg transferNormalized muscle activationErgonomic differencesRight trapezius muscleSurgical platformFLS tasksRight deltoid muscleFLS peg transferLaparoscopic Surgery (FLS) tasksRobotic surgical platformLaparoscopic peg transferDeltoid muscleVoluntary contractionIntracorporeal suturing taskRight bicepsLaparoscopicMVC values
2000
Glycogen loading alters muscle glycogen resynthesis after exercise
Price T, Laurent D, Petersen K, Rothman D, Shulman G. Glycogen loading alters muscle glycogen resynthesis after exercise. Journal Of Applied Physiology 2000, 88: 698-704. PMID: 10658040, DOI: 10.1152/jappl.2000.88.2.698.Peer-Reviewed Original ResearchConceptsMaximum voluntary contractionGlycogen recoveryNOR trialMuscle glycogen resynthesisMuscle glycogen recoveryNormal resting levelsGlycogen resynthesisVoluntary contractionHeavy exercisePlantar flexionResting levelGlycogen concentrationGlycogen levelsSeparate occasionsSimilar glucoseUntrained subjectsTrialsGlycogen synthesisExerciseExtended recoverySubjectsRecoveryLevelsMinFlexion
1995
Changes in magnetic resonance transverse relaxation times of two muscles following standardized exercise.
Price T, McCauley T, Duleba A, Wilkens K, Gore J. Changes in magnetic resonance transverse relaxation times of two muscles following standardized exercise. Medicine & Science In Sports & Exercise 1995, 27: 1421. PMID: 8531614, DOI: 10.1249/00005768-199510000-00011.Peer-Reviewed Original ResearchConceptsExercise durationAnterior tibialisPosterior compartmentT2 changesSeparate exercise sessionsMagnetic resonance imaging studyMin of recoveryMaximum voluntary contractionResonance imaging studyDifferent exercise durationsDynamic exerciseExercise sessionsLateral gastrocnemiusVoluntary contractionStandardized exerciseLower legMR imagesAnterior compartmentSpin-echo MR imagesImaging studiesLeg musclesExercise apparatusMuscleDorsiflexionExercise
1991
13C-NMR measurements of muscle glycogen during low-intensity exercise
Price T, Rothman D, Avison M, Buonamico P, Shulman R. 13C-NMR measurements of muscle glycogen during low-intensity exercise. Journal Of Applied Physiology 1991, 70: 1836-1844. PMID: 2055862, DOI: 10.1152/jappl.1991.70.4.1836.Peer-Reviewed Original ResearchConceptsLow-intensity exerciseMuscle glycogenLight exerciseProtocol 1Blood velocityHours of exerciseMaximum voluntary contractionMin of onsetExercised legNonexercised legFemoral arteryVoluntary contractionGlycogen repletionHeavy exercisePlantar flexionGastrocnemius muscleFemale subjectsGlycogen levelsGlycogen metabolismFive minutesExerciseGlycogenSubjectsMagnetic resonance spectroscopyLeg
This site is protected by hCaptcha and its Privacy Policy and Terms of Service apply