BasicsofHandSurgery 华中科技大学同济医学院同济医院康皓DepartmentofOrthopedics HandSurgeryDivision TongjiHospitalProf HaoKang Whatdoweknowabouthands Causeoftheinjuries StabwoundsBurnwoundsGunshotsMachines Examinations Multiplewoundsornot Hand area vesselinjury nerveinjury tendoninjury bone jointsinjury Skinlose Skintemperature Bloodvessel SkincolorSkintemperaturevascularpulsation Nerveinjury reflexation movements Sensitivity Musclehypotrophy Tinelsign Handinjury basicsteps OnsitecareDebrideDeepwoundWoundclosurePostoperativecare 1 Onsitecare Purpose stopbleeding avoidfurthercontemination transfertothehospitalLocalfixation woundcoverage 2 Earlydebride purpose cleanthewoundareaFirst6 8hoursIntheOPTourniquet 3 Deepwoundmanagement BonerepairTendonrepairNerverepairVesselrepair Principle maintaintheoriginalanatomystructure Deepwound Bonefracture jointdislocationrelocationfixation Fracture Fracture Fracture metakarpal und Bloodvessel anatomosis Nerveinjury Theearlythebettersuturetheepineurium Tendonrepair KesslersutureBunnellsuture 4 Firststagewoundclosure Directclosure Z shapestitchesBigareatissuelose skintransplantation skinflap tissueflap Vacuumassistantwoundclosure Electricinjury 5 Postoperativecare BloodperfusionWounddressingExternalfixationantibioticsPhysicaltherapy Replantationoflimbs fingers Limbtransfer NoliquiddirectcontactNoicedirectcontact peripheralnerveinjuries Basics injuryofbrachialplexus HornersyndromeInjuryofthemedialnerveInjuryoftheradialnerveInjuryoftheulnarnerveInjuryoftheperoneuscommunisThreethingstocheck sensitivity movement reflection Medialnerve injury Medialnerve injury Ulnarnerve Ulnarnerve FROMENT SIGN Ulnarnerve Injury Ulnarnerve Injury Radialnerve Radialnerve Whatyou asamedicalstudent needtotakehomewith 1 Principlesofdealingwithhandinjuries2 Howtoexamtheinjury vessel nerve tendon skin3 Transferoflimbs fingers4 peripheralnerveinjuries pleasecheckitonlinehowtoexamtheRadial Ulnar Medialnerveinjury