2018
Increased complications in geriatric patients with a fracture of the hip whose postoperative weight-bearing is restricted: an analysis of 4918 patients.
Ottesen TD, McLynn RP, Galivanche AR, Bagi PS, Zogg CK, Rubin LE, Grauer JN. Increased complications in geriatric patients with a fracture of the hip whose postoperative weight-bearing is restricted: an analysis of 4918 patients. The Bone & Joint Journal 2018, 100-B: 1377-1384. PMID: 30295535, DOI: 10.1302/0301-620x.100b10.bjj-2018-0489.r1.Peer-Reviewed Original ResearchConceptsWeight-bearing restrictionsLength of stayAdverse eventsPostoperative weight-bearing restrictionsMajor adverse eventsEvidence-based guidelinesBone Joint JOperating theatreMultivariate regression analysisMultivariate oddsFrail patientsThromboembolic eventsElderly patientsHip fractureGeriatric patientsProcedural characteristicsInclusion criteriaPatientsGreater riskProcedural factorsHipReadmissionDeliriumTransfusionSurgery
2014
Haptic biofeedback for improving compliance with lower-extremity partial weight bearing.
Fu MC, DeLuke L, Buerba RA, Fan RE, Zheng YJ, Leslie MP, Baumgaertner MR, Grauer JN. Haptic biofeedback for improving compliance with lower-extremity partial weight bearing. Orthopedics 2014, 37: e993-8. PMID: 25361376, DOI: 10.3928/01477447-20141023-56.Peer-Reviewed Original ResearchConceptsPartial weight bearingWeight bearingVerbal instruction groupBiofeedback groupOrthopaedic traumaLower extremity orthopaedic traumaLower extremity weight bearingHaptic biofeedbackPhysical therapy methodsAffected limbAsymptomatic participantsBody weightPatientsInitial evaluationTherapy methodsBiofeedbackFurther studiesScale groupTraumaGroupCurrent studyBiofeedback systemParticipantsVerbal instructionsCompliancePatient compliance with postoperative lower extremity touch-down weight-bearing orders at a level I academic trauma center.
Ruiz FK, Fu MC, Bohl DD, Hustedt JW, Baumgaertner MR, Leslie MP, Grauer JN. Patient compliance with postoperative lower extremity touch-down weight-bearing orders at a level I academic trauma center. Orthopedics 2014, 37: e552-6. PMID: 24972436, DOI: 10.3928/01477447-20140528-55.Peer-Reviewed Original ResearchConceptsLevel I academic trauma centerDays of dischargeAcademic trauma centerWeight bearingPhysical therapistsTrauma centerLimited weight bearingImportant clinical objectiveLower extremity fracturesMajority of stepsOrthopaedic wardExtremity fracturesFirst followPatient's abilityPatient complianceClinical objectivesPatientsTactile methodCurrent studyComplianceDaysLimited confidenceSurgeryDischargeMajority
2012
Lower-extremity weight-bearing compliance is maintained over time after biofeedback training.
Hustedt JW, Blizzard DJ, Baumgaertner MR, Leslie MP, Grauer JN. Lower-extremity weight-bearing compliance is maintained over time after biofeedback training. Orthopedics 2012, 35: e1644-8. PMID: 23127458, DOI: 10.3928/01477447-20121023-24.Peer-Reviewed Original ResearchConceptsWeight-bearing instructionsBiofeedback trainingWeight bearingProspective clinical studyLimited weight bearingAcademic orthopedic centerPotential clinical applicabilityOrthopedic centersClinical studiesClinical applicabilityControl participantsSignificant differencesImmediate effectsBiofeedback deviceTraining sessionsParticipantsOriginal testingComplianceVerbal instructionsImmediate complianceHoursRetention testPrevious studiesPatientsStudyEffect of age on partial weight-bearing training.
Hustedt JW, Blizzard DJ, Baumgaertner MR, Leslie MP, Grauer JN. Effect of age on partial weight-bearing training. Orthopedics 2012, 35: e1061-7. PMID: 22784901, DOI: 10.3928/01477447-20120621-23.Peer-Reviewed Original ResearchConceptsPartial weight-bearing instructionsWeight-bearing instructionsWeight-bearing trainingWeight bearingOrthopedic patientsEffect of ageBathroom scaleHigher body mass indexBody mass indexBiofeedback devicePostoperative extremityWorse complianceMale sexMass indexAdvanced ageAsymptomatic participantsMixed model analysisAge groupsPatientsVerbal instructionsHeavy weight bearingBiofeedback trainingSignificant predictorsSuperior complianceAgeCurrent advances in training orthopaedic patients to comply with partial weight-bearing instructions.
Hustedt JW, Blizzard DJ, Baumgaertner MR, Leslie MP, Grauer JN. Current advances in training orthopaedic patients to comply with partial weight-bearing instructions. The Yale Journal Of Biology And Medicine 2012, 85: 119-25. PMID: 22461750, PMCID: PMC3313526.Peer-Reviewed Original ResearchIs it possible to train patients to limit weight bearing on a lower extremity?
Hustedt JW, Blizzard DJ, Baumgaertner MR, Leslie MP, Grauer JN. Is it possible to train patients to limit weight bearing on a lower extremity? Orthopedics 2012, 35: e31-7. PMID: 22229610, DOI: 10.3928/01477447-20111122-14.Peer-Reviewed Original ResearchConceptsWeight-bearing instructionsPartial weight-bearing instructionsOrthopedic patientsWeight bearingBathroom scaleBiofeedback deviceBiofeedback trainingAbility of patientsPostoperative extremityHealthy patientsLower extremitiesPatientsMedical literatureClinical interventionsVerbal instructionsSuperior complianceExtremitiesInterventionAverage weight
2005
Effects of Charité Artificial Disc on the Implanted and Adjacent Spinal Segments Mechanics Using a Hybrid Testing Protocol
Goel VK, Grauer JN, Patel TCh, Biyani A, Sairyo K, Vishnubhotla S, Matyas A, Cowgill I, Shaw M, Long R, Dick D, Panjabi MM, Serhan H. Effects of Charité Artificial Disc on the Implanted and Adjacent Spinal Segments Mechanics Using a Hybrid Testing Protocol. Spine 2005, 30: 2755-2764. PMID: 16371899, DOI: 10.1097/01.brs.0000195897.17277.67.Peer-Reviewed Original ResearchConceptsFinite element modelHybrid testing protocolFacet loadsElement modelPure momentsFinite element model validationLoad control modeLoad-controlled experimentsIntact caseArtificial disc designsL3-S1 segmentsIntradiscal pressure changesL3-L4 segmentLoad controlAxial compressionDisk designControl modeShear stressLoad sharingArtificial discSuch implantsFacet loadingCadaveric testingSegment mechanicsLoad