2023
Longitudinal Comparative Analysis of Complications and Subsequent Interventions Following Stand-Alone Interspinous Spacers, Open Decompression, or Fusion for Lumbar Stenosis
Whang P, Tran O, Rosner H. Longitudinal Comparative Analysis of Complications and Subsequent Interventions Following Stand-Alone Interspinous Spacers, Open Decompression, or Fusion for Lumbar Stenosis. Advances In Therapy 2023, 40: 3512-3524. PMID: 37289411, PMCID: PMC10329952, DOI: 10.1007/s12325-023-02562-6.Peer-Reviewed Original ResearchConceptsLong-term complicationsLumbar spinal stenosisLumbar spine surgeryFirst surgical interventionLife-threatening eventsSurgical interventionISD patientsSurgery cohortOpen decompressionOpen surgerySpine surgerySubsequent interventionsComplication-related costsOpen surgery cohortSubsequent surgical interventionInterspinous spacer devicesFusion cohortLSS patientsConservative therapyBaseline characteristicsPatient agePostoperative outcomesLumbar stenosisSpinal stenosisMedicare database
2015
Superion Interspinous Process Spacer for Intermittent Neurogenic Claudication Secondary to Moderate Lumbar Spinal Stenosis
Patel VV, Whang PG, Haley TR, Bradley WD, Nunley PD, Davis RP, Miller LE, Block JE, Geisler FH. Superion Interspinous Process Spacer for Intermittent Neurogenic Claudication Secondary to Moderate Lumbar Spinal Stenosis. Spine 2015, 40: 275-282. PMID: 25494323, DOI: 10.1097/brs.0000000000000735.Peer-Reviewed Original ResearchConceptsLumbar spinal stenosisIntermittent neurogenic claudicationInterspinous process spacerNeurogenic claudicationClinical successSpinal stenosisModerate lumbar spinal stenosisPrimary composite endpointRate of complicationsMajority of patientsInvasive treatment alternativeConservative careLeg painSurgical decompressionControl patientsMost patientsComposite endpointNonsurgical managementHigh quality comparative dataPatient complaintsNoninferiority trialBACKGROUND DATAClaudicationInterspinous spacerPatients
2014
Two-year clinical outcomes of a multicenter randomized controlled trial comparing two interspinous spacers for treatment of moderate lumbar spinal stenosis
Patel VV, Whang PG, Haley TR, Bradley WD, Nunley PD, Miller LE, Block JE, Geisler FH. Two-year clinical outcomes of a multicenter randomized controlled trial comparing two interspinous spacers for treatment of moderate lumbar spinal stenosis. BMC Musculoskeletal Disorders 2014, 15: 221. PMID: 24996648, PMCID: PMC4109165, DOI: 10.1186/1471-2474-15-221.Peer-Reviewed Original ResearchMeSH KeywordsAgedBack PainDisability EvaluationEquipment DesignFemaleHumansLumbar VertebraeMaleOrthopedic ProceduresPain MeasurementPain, PostoperativePatient SatisfactionPredictive Value of TestsProspective StudiesRadiographyRecovery of FunctionSpinal StenosisSurveys and QuestionnairesTime FactorsTreatment OutcomeUnited StatesConceptsModerate lumbar spinal stenosisLumbar spinal stenosisConservative careInterspinous spacerClinical outcomesSpinal stenosisBack functionTwo-year clinical outcomesOswestry Disability IndexPhysical function scoresPatient-reported outcomesInvasive surgical alternativePatient satisfaction scoresExtremity painAxial painDisability IndexComplication dataFunction scoresSurgical alternativePatientsSatisfaction scoresSymptom severityPainIndex levelMulticenter
2013
Lumbar spinal stenosis.
Lee JY, Whang PG, Lee JY, Phillips FM, Patel AA. Lumbar spinal stenosis. Instructional Course Lectures 2013, 62: 383-96. PMID: 23395043.Peer-Reviewed Original ResearchConceptsLumbar spinal stenosisSpinal stenosisNonsurgical treatment optionsOptimal treatment approachEvidence-based outcomesTreatment optionsDiagnostic workupPatient presentationSpinal surgeryCommon reasonElderly populationTreatment approachesSurgical innovationStenosisPatientsSurgeryPathophysiologyWorkupDiseaseDiagnosis
2007
The safety and efficacy of OP-1 (rhBMP-7) as a replacement for iliac crest autograft for posterolateral lumbar arthrodesis: minimum 4-year follow-up of a pilot study
Vaccaro AR, Whang PG, Patel T, Phillips FM, Anderson DG, Albert TJ, Hilibrand AS, Brower RS, Kurd MF, Appannagari A, Patel M, Fischgrund JS. The safety and efficacy of OP-1 (rhBMP-7) as a replacement for iliac crest autograft for posterolateral lumbar arthrodesis: minimum 4-year follow-up of a pilot study. The Spine Journal 2007, 8: 457-465. PMID: 17588821, DOI: 10.1016/j.spinee.2007.03.012.Peer-Reviewed Original ResearchConceptsOP-1 PuttyUninstrumented fusionIliac crest autograftDegenerative spondylolisthesisOverall success rateAutograft patientsX-ray filmsAdverse eventsDecompressive laminectomyCrest autograftAutogenous boneShort Form Health Survey scoresForm Health Survey scoresBone graft substituteAutogenous iliac crest bone graftIliac crest bone graftPatient-reported outcome measuresPilot studyIntermediate-term efficacyOswestry Disability IndexPreoperative Oswestry scoreHealth Survey scoresPrimary efficacy endpointSF-36 scoresSymptomatic spinal stenosis