2015
Undertapping of Lumbar Pedicle Screws Can Result in Tapping With a Pitch That Differs From That of the Screw, Which Decreases Screw Pullout Force
Bohl DD, Basques BA, Golinvaux NS, Toy JO, Matheis EA, Bucklen BS, Grauer JN. Undertapping of Lumbar Pedicle Screws Can Result in Tapping With a Pitch That Differs From That of the Screw, Which Decreases Screw Pullout Force. Spine 2015, 40: e729-e734. PMID: 25856261, DOI: 10.1097/brs.0000000000000922.Peer-Reviewed Original Research
2014
Extramedullary Compared with Intramedullary Implants for Intertrochanteric Hip Fractures
Bohl DD, Basques BA, Golinvaux NS, Miller CP, Baumgaertner MR, Grauer JN. Extramedullary Compared with Intramedullary Implants for Intertrochanteric Hip Fractures. Journal Of Bone And Joint Surgery 2014, 96: 1871-1877. PMID: 25410504, DOI: 10.2106/jbjs.n.00041.Peer-Reviewed Original ResearchConceptsExtramedullary implantsAdverse eventsImplant typeIntramedullary implantsPostoperative lengthIntertrochanteric fracturesSurgeons National Surgical Quality Improvement Program databaseNational Surgical Quality Improvement Program databaseQuality Improvement Program databaseGeneral surgical outcomesMean postoperative lengthPatients seventy yearsShorter postoperative lengthRetrospective cohort studySerious adverse eventsACS-NSQIP databaseImprovement Program databaseSurgical adverse eventsIntertrochanteric hip fracturesOperating room timeIntramedullary treatmentCohort studyComposite outcomeNSQIP databaseHip fractureC7 pars fracture subadjacent to C7 pedicle screw instrumentation at the caudal end of a posterior cervical instrumentation construct.
Halim A, Grauer J. C7 pars fracture subadjacent to C7 pedicle screw instrumentation at the caudal end of a posterior cervical instrumentation construct. The American Journal Of Orthopedics 2014, 43: e137-9. PMID: 25046189.Peer-Reviewed Case Reports and Technical NotesConceptsPars fracturesPedicle screw instrumentationScrew instrumentationInstrumentation constructsInitial clinical symptomsCervical spine injuryCommon surgical practiceExcessive bone resectionCaudal endPosterior cervical instrumentationLevel of T2Mechanical fallInstrumented fusionPosterior fusionClinical symptomsSpine injuriesLabel indicationsBone resectionPosterior instrumentationCervical instrumentationUS FoodDrug AdministrationSurgical practiceDistal extensionComplications
2012
Routine Anteroposterior Radiographs Have Limited Utility for Patients After Anterior Cervical Decompression and Fusion
Blizzard DJ, Hustedt JW, Bohl DD, Telles CJ, Grauer JN. Routine Anteroposterior Radiographs Have Limited Utility for Patients After Anterior Cervical Decompression and Fusion. Spine 2012, 37: 1904-1908. PMID: 22565385, DOI: 10.1097/brs.0b013e31825bcce3.Peer-Reviewed Original ResearchConceptsAnterior cervical decompressionLateral filmsCervical decompressionAP filmsInstrumented vertebral bodyRetrospective case seriesLast followSerial followCase seriesFirst followBACKGROUND DATAClinical valueAnteroposterior radiographsPatientsSpine surgeonsDiagnostic utilityInstrumented levelsVertebral bodyAP viewACDFImplant relativeRadiation exposureAnteroposteriorFollowImaging seriesBiomechanical comparison of endplate forces generated by uniaxial screws and monoaxial pedicle screws.
Essig DA, Miller CP, Xiao M, Ivancic P, Jegede K, Badrinath R, Smith BG, Grauer JN. Biomechanical comparison of endplate forces generated by uniaxial screws and monoaxial pedicle screws. Orthopedics 2012, 35: e1528-32. PMID: 23027492, DOI: 10.3928/01477447-20120919-24.Peer-Reviewed Original ResearchConceptsScrew-bone interfaceLoad cellBiomechanical ComparisonLess dense boneRotational controlMonoaxial pedicle screwsMonoaxial screwsScrew failureForce slopeReduced forceForceInterfaceAngleRodsScrewsImproved correctionDense boneBetter rotational controlPedicle screwsInferior vertebral endplateLoadPlasticPolyaxial screws
2006
An Aneurysmal Bone Cyst in the Cervical Spine of a 10-Year-Old Girl: A Case Report
Beiner JM, Sastry A, Berchuck M, Grauer JN, Kwon BK, Ratliff JK, Stock GH, Brown AK, Vaccaro AR. An Aneurysmal Bone Cyst in the Cervical Spine of a 10-Year-Old Girl: A Case Report. Spine 2006, 31: e475-e479. PMID: 16778679, DOI: 10.1097/01.brs.0000222126.91514.cb.Peer-Reviewed Original ResearchConceptsAneurysmal bone cystBone cystCervical spineFourth cervical vertebraSurgical excisionPostlaminectomy kyphosisCervical vertebraeExpansile lytic lesionHigh cervical levelImmature cervical spineInstrumented posterior fusionPediatric age populationGood clinical resultsNeck painPostoperative irradiationCommon complicationLytic lesionsPediatric patientsRadiologic evaluationSurgical treatmentCervical levelPediatric populationPosterior fusionCase reportExcisional biopsy
2005
The evolution of allograft bone for spinal applications.
Grauer JN, Beiner JM, Kwon B, Vaccaro AR. The evolution of allograft bone for spinal applications. Orthopedics 2005, 28: 573-7; quiz 578-9. PMID: 16138470, DOI: 10.3928/0147-7447-20050601-13.Peer-Reviewed Original Research
2004
Evaluation of a Novel Pedicle Probe for the Placement of Thoracic and Lumbosacral Pedicle Screws
Grauer JN, Vaccaro AR, Brusovanik G, Girardi FP, Silveri CP, Cammisa FP, Kwon BK, Beiner JM, Albert TJ, Hilibrand AS, Scuderi GJ. Evaluation of a Novel Pedicle Probe for the Placement of Thoracic and Lumbosacral Pedicle Screws. Clinical Spine Surgery A Spine Publication 2004, 17: 492-497. PMID: 15570120, DOI: 10.1097/01.bsd.0000112046.36255.58.Peer-Reviewed Original ResearchMorphologic Evaluation of Cervical Spine Anatomy with Computed Tomography
Kwon BK, Song F, Morrison WB, Grauer JN, Beiner JM, Vaccaro AR, Hilibrand AS, Albert TJ. Morphologic Evaluation of Cervical Spine Anatomy with Computed Tomography. Clinical Spine Surgery A Spine Publication 2004, 17: 102-107. PMID: 15260091, DOI: 10.1097/00024720-200404000-00004.Peer-Reviewed Original ResearchConceptsAP diameterVertebral bodyLongus coli muscleSmaller AP diameterCervical spine anatomyComputed tomography studyVertebral body widthCervical reconstructionCervical disordersCervical spineAnteroposterior diameterComputed tomographyMedial borderMorphologic evaluationCT scanningAnatomic parametersTomography studyAdjacent endplatesSpine anatomyOsseous detailMalesFemalesAnterior marginPatientsWidespread use
2003
Radiographic Analysis of Transforaminal Lumbar Interbody Fusion for the Treatment of Adult Isthmic Spondylolisthesis
Kwon BK, Berta S, Daffner SD, Vaccaro AR, Hilibrand AS, Grauer JN, Beiner J, Albert TJ. Radiographic Analysis of Transforaminal Lumbar Interbody Fusion for the Treatment of Adult Isthmic Spondylolisthesis. Clinical Spine Surgery A Spine Publication 2003, 16: 469-476. PMID: 14526196, DOI: 10.1097/00024720-200310000-00006.Peer-Reviewed Original Research
2001
Arthroscopic Reduction and Percutaneous Fixation of Scaphoid Fractures With a Novel Dorsal Technique
Slade J, Grauer J, Mahoney J. Arthroscopic Reduction and Percutaneous Fixation of Scaphoid Fractures With a Novel Dorsal Technique. Orthopedic Clinics Of North America 2001, 32: 247-261. PMID: 11331539, DOI: 10.1016/s0030-5898(05)70247-9.Peer-Reviewed Original Research