2024
90-Day Complication and Readmission Rates for Geriatric Patients With Hip Fracture at Different Time Points From COVID-19 Positivity: A Database Study
Sanchez J, Jiang W, Dhodapkar M, Radford Z, Rubin L, Grauer J. 90-Day Complication and Readmission Rates for Geriatric Patients With Hip Fracture at Different Time Points From COVID-19 Positivity: A Database Study. JAAOS Global Research And Reviews 2024, 8: e24.00069. PMID: 39330875, PMCID: PMC11412709, DOI: 10.5435/jaaosglobal-d-24-00069.Peer-Reviewed Original ResearchConceptsHip fracture surgeryHip fractureGeriatric patientsFracture surgeryAdverse eventsRate of minor adverse eventsCOVID-19 diagnosisWeeks of surgeryMinor adverse eventsTime pointsAssociated with increased oddsComplication rateAssess complicationsCOVID-19 positivityCOVID-19 infectionMultivariate analysisSurgeryComplicationsPatientsDatabase studyReadmission ratesCare algorithmWeeksDiagnosisCOVID-19Billing rules / global period affect postoperative follow-up practices following total hip arthroplasty
Ratnasamy P, Oghenesume O, Joo P, Grauer J. Billing rules / global period affect postoperative follow-up practices following total hip arthroplasty. PLOS ONE 2024, 19: e0300460. PMID: 38635750, PMCID: PMC11025944, DOI: 10.1371/journal.pone.0300460.Peer-Reviewed Original ResearchConceptsFollow-up visitFollow-upTotal hip arthroplastyAdvanced practice providersPostoperative week 3Time of evaluationClinical practice patternsPostoperative visitPostoperative dayPostoperative weekFollow-up practicesPercentage of visitsHip arthroplastyPractice patternsOrthopedic surgeonsSurgeonsWeek 3Optimal outcomesWeeksVisitsPractice providersWeek-to-week variation
2004
Development of a New Zealand White Rabbit Model of Spinal Pseudarthrosis Repair and Evaluation of the Potential Role of OP-1 to Overcome Pseudarthrosis
Grauer JN, Vaccaro AR, Kato M, Kwon BK, Beiner JM, Patel TC, Hilibrand AS, Chiba K, Albert TJ. Development of a New Zealand White Rabbit Model of Spinal Pseudarthrosis Repair and Evaluation of the Potential Role of OP-1 to Overcome Pseudarthrosis. Spine 2004, 29: 1405-1412. PMID: 15223930, DOI: 10.1097/01.brs.0000129028.25671.96.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBone Morphogenetic Protein 7Bone Morphogenetic ProteinsCotinineDrug Evaluation, PreclinicalFemaleHumansIliumInfusion Pumps, ImplantableLumbar VertebraeNicotinePostoperative ComplicationsPseudarthrosisRabbitsRadiographyRecombinant ProteinsSingle-Blind MethodSpinal DiseasesSpinal FusionTransforming Growth Factor betaTransplantation, AutologousWound HealingConceptsNew Zealand white rabbitsPosterolateral lumbar fusionOsteogenic protein-1Zealand white rabbitsLumbar fusionPseudarthrosis repairFusion massFusion rateWhite rabbitsManual palpationIliac crest autograftNew Zealand white rabbit modelTreatment of pseudarthrosesRabbit fusion modelWhite rabbit modelPresence of nicotineCrest autograftBACKGROUND DATAPseudarthrosesComputed tomographyAnimal modelsRabbit modelAutograftGraftWeeksPosterolateral lumbar fusions in athymic rats: characterization of a model
Grauer JN, Bomback DA, Lugo R, Troiano NW, Patel TC, Friedlaender GE. Posterolateral lumbar fusions in athymic rats: characterization of a model. The Spine Journal 2004, 4: 281-286. PMID: 15125850, DOI: 10.1016/j.spinee.2003.10.001.Peer-Reviewed Original ResearchConceptsPosterolateral lumbar fusion modelAthymic ratsManual palpationPosterolateral lumbar fusionL4-L5 levelSmall animal modelsPotential inflammatory responseLumbar fusionInflammatory responseSpinal fusionHistology resultsAutograft fusionAnimal modelsFusion rateOsteoinductive productsRatsIntertransverse fusionPalpationSurvival surgeryGraftWeeksComparison of FusionSpontaneous fusionLimited utilityXenogenic proteins