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 differencesBiceps
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