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FractureofUpperExtremitiesReview
of
last
ClassWhat
‘sfractureAfractureisabreakinthecontinuityofaboneClinical
&
RadiologicalFeaturesSystemicManifestationsLocalManifestationTheprinciplesoftreatmentReduction、Immobilization、Rehabilitation、MedicineKey
point:Marked
with
red
color
AnatomyBonethatcomposeupperlimb:Thegirdleofupperlimb
clavicleandscapularThefreeboneofupperlimb
1humerus(arm)1ulna(forearm)1radius(forearm)8carpals(wrist)19metacarpalandphalanges(hand)FRACTUREOFCLAVICLESectionIAnatomyTheclavicleisweakestatthejunctionofthetwocurvesTherefore,mostbreaksoccurapproximatelyinthemiddleoftheclavicleTheclavicleisthebonethatconnectsthetrunkofthebodytothearmSternoclavicularacromioclavicularDistalClavicleACjoint(肩鎖關(guān)節(jié))Coracoclavicularligaments(喙鎖韌帶)“Suspensoryligamentsoftheupperextremity”Twocomponents:Trapezoid(三角韌帶)Conoid(斜方韌帶)StrongerthanACligamentsProvideverticalstabilitytoACjointAnatomy臂叢神經(jīng)MechanismFallontoshoulder(87%)Directblowontoclavicle(7%)Fallontooutstretchedhand(6%)Birthinjuryfrompassingthroughthebirthcanal.ClassificationAccordingtofracturesite80%occurinthemedial1/315%distalthirdoccureinthelateralordistal1/35%occurinthemedialorproximal1/3ClassificationFractureoflateralclavicleCoracoclavicularligament(喙鎖韌帶)Classification
greenstickfractures(青枝骨折)
(childrenusually)DisplacementofmiddlethirdfractureMedial
fragmentwasdisplacedsuperiorlyandposteriorly
bySternocleidomastoidMuscle(胸鎖乳突?。㎜ateralfragmentwasdisplacedinferiorlyandanteriorlybyweightofarmand
DeltoidMuscle
(三角肌)Historyofatrauma
pain,swellingandcrepitusInabilitytoraiseashoulderDeformityalongthelineoftheclavicleClinicalfeaturesFractureofClavicleClinicalfeaturesSubclavianvesselscompromise:
asymmetricpulseorpulsatilehematomaBrachialplexusinjury:
neurologicalexaminationRadiographicEvaluationX-Ray:Inordertodeterminethefracturetypeandextentofinjury.
Take
bothclaviclebonesforcomparison
AnteroposteriorView30-degreeCephalicTiltViewDiagnosisHistoryoftraumaClinicalmanifestationX-ray TreatmentConservativetreatment:
Nondisplacedorgreenstickfractures
Slingfor3-6weeks;
DisplacedMiddle1/3fractures
Closedmanipulativereduction,Figure-of-8strap
ConservativetreatmentClosedreduction,Figure-of-8straptomaintaintheshoulderinaretractedpositiontoimprovethealignmentoffracture.Surgicaltreatment-ORIFIndicationClosedreductionfailNeurovascularinjurieOpenfractureLateral
fracture
withCoracoclavicularligament
rupture
or
scapularneckfracturesNon-union
fractueOpenReductionandInternalFixationFracture
of
lateralclavicleTypeIIORIFRepairtheCoracoclavicularligament
Double
endobutton
TechniqueTheHookPlatespecificallydesignedfor
thelateralfractureofclavicleTypeIIFRACTUREOFHUMERUSSectionIIPartI:ProximalhumeralfracturePartII:FracturesofhumeralshaftPartIII:SupracondylarFracturesSectionII-PartIPartI:ProximalhumeralfractureProximalHumeralAnatomy4bonyfragmentsLesserTubercleGreaterTubercleHeadShaftNeer,JBJS‘70Surgicalneckofhumerus肱骨外科頸Anatomicalneckofhumerus肱骨解剖頸Inferiortotheanatomicalneckofhumerus2-3cm,justlocateintheintersectionofthecompactboneandspongybone,soitiseasetobefracturedAnatomyRotatorcuff(肩袖)Subscapularis(肩胛下?。㏒upraspinatus(岡上肌)Infraspinatus(岡下?。㏕eresminor(小圓?。〣loodsupplyofproximalhumerusAnteriorhumeralcircumflexartery;Posteriorhumeralcicumflexartery;Arcuateartery;Thelateralascendingbranch(Arcuateartery)oftheanteriorcircumflexhumeralarterycarriesthemostimportantbloodsupplyofthehumeralheadanddamagemayleadtoavascularnecrosis.MechanismElderlyfallontooutstretchedhanddirectblow-fallbonefragility-osteoporosis(骨質(zhì)疏松)Younghighenergy
traumaClinicalmanifestationHistoryoftrauma;Pain;Swelling;Ecchymosis;DysfunctionoftheshoulderRadiographicevaluationXrayAPScapular“Y”RadiographicevaluationCTscanand3DreconsrructionDiagnosisHistoryoftrauma;ClinicalmanifestationRadiographicevaluationClassificationUnderstandingFracturePatterns4bonyfragmentsLesserTubGreaterTubHeadShaftNeerClassification1cmdisplaced45degreeangulatedExcessiverotationClassificationNeerClassificationFourpartsGreaterandlessertuberosities,HumeralshaftHumeralheadApartisdisplacedif>1cmdisplacementor>45degreesofangulationisseenTreatmentMinimallydisplacedfractures-Slingimmobilization,earlymotionTwo-partfractures-AnatomicneckfractureslikelyrequireORIF.HighincidenceofosteonecrosisSurgicalneckfracturesthatareminimallydisplacedcanbetreatedconservatively.DisplacementusuallyrequiresORIFThree-partfracturesDuetodisruptionofopposingmuscleforces,theseareunstablesoclosedtreatmentisdifficult.DisplacementrequiresORIF.Four-partfracturesIngeneralfordisplacementorunstableinjuriesORIFintheyoungandhemiarthroplastyintheelderlyandthosewithseverecomminution.HighrateofAVN(avascularnecrosis缺血壞死)
(13-34%)MinimallydisplacedfracturesOpenReductionandInternalFixationLockingCompressionPlateOpenReductionandInternalFixationPre-opXrayPre-opCTIncisionPost-opXrayHumeralheadreplacement
Certainthree-andfour-part
proximal
humerus
fracturesSectionII-PartIIPartII:FracturesofHumeralShaftIntroductionAccountforapproximately3%ofallfractures.Anatomy2cmproximaltosurgicalneck2cmdistaltosupracondyleOnthebackofthemiddlethird,thereisashallowspiralgrooveforradialnerveontheboneDirecttraumaisthemostcommonIndirecttraumasuchasfallonanoutstretchedhandFracturepatterndependsonstressappliedBending-transversefractureoftheshaftTorsional-spiralfractureoftheshaftTorsionandbending-obliquefractureusuallyassociatedwithabutterflyfragment(蝶形骨塊)Bending彎屈應(yīng)力Torsion扭力MechanismClassificationAOclassificationTypeA-SimplefractureType
B-WedgefractureType
C-ComplexfractureDisplacementoffragmentsAfracturebetweentheinsertionofthepectoralismajorandthedeltoid1.The
proximal
fragmentisadductedbythepectoralismajor,teresmajorandlatissimusdorsi.2.The
distalfragmentisshortenedanddisplaced
laterally
bydeltoidDisplacementoffragmentsAfracturebelowthedeltoidinsertionThe
proximalfragmentisdisplacedabductedbydeltoidThe
distal
fragmentisdisplacedproximallybybiceps
and
tricepsClinicalfeatureSymptomPainSwellingDeformityEcchymosisDysfunctionofupperarmClinicalfeaturePEBonycrepitusPseudarthrosisRadialnerve
injuryWrist
dropSensoryRadiographicevaluationAPandlateralviewsofthehumerusIncludingadjacentjoint(shoulderorelbow)A1A3C3DiagnosisHistoryoftrauma;ClinicalmanifestationRadiographicevaluationConservativeTreatmentType
A
and
partial
Type
BClosedmanipulativereductionExternal
Fixation(Splint
or
Plaster
or
Brace)Immobilization:6-8
wks
for
adults,4-6wks
for
childrenTreatmentFracturesofHumeralShaftConservativeTreatmentA,APradiographofthehumerusdemonstratingamidshaftfracture.B,APradiographmadeat3-monthfollow-updemonstratinghealingandcorrectedangulationfollowingmanagementwithaSarmientobrace.C,PhotographofapatientwearingaSarmientobrace.
Type
A2
IndicationClosedreduction
failPolytraumaOpenfractureNeurovascularinjurieUnstalbefractures(Type
B3
and
C),Non-union
fracturePathologicfractureFloatingelbowAssociatedarticularfractureOperativemanagementFracturesofHumeralShaftMethod
Externalfixation
OpenReductionandInternalFixation
MinimallyInvasivePercutaneousOsteosynthesis
IntramedullaryNailing
(髓內(nèi)釘)
OperativemanagementFracturesofHumeralShaftThechoiceofimplantsdependsonsurgeonexperience,associatedinjuriesextentandlocationofthesoft-tissueinjury,fracturepattern.Relativeindications:Soft-tissueinjuries(Openfracture);Burns;Fracturesthat
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