angioplastyandstent冠脉血管成形术及支架 ppt课件

MyExtraPresentation 符杉 CoronaryAngioplastyandStent 冠脉血管成形术和支架 1 Angioplasty 2 Stent 3 Vedio 01 Angioplasty Angioplasty Angioplastyandrelatedtechniquesareknownaspercutaneouscoronaryintervention PCI Angioplastyisaprocedureinwhichanarrowedsectionofthecoronaryarteryiswidened Angioplastyislessinvasiveandhasashorterrecoverytimethanbypasssurgery whichisalsodonetoincreasebloodflowtotheheartmusclebutrequiresopen chestsurgery Mostofthetimestentsareplacedduringangioplasty PCI经皮冠状动脉介入术 Angioplasty血管成形术 BypassSurgery搭桥手术 Stent支架 Anangioplastyisdoneusingathin softtubecalledacatheter Adoctorinsertsthecatheterintoabloodvesselinthegroinorwrist Thedoctorcarefullyguidesthecatheterthroughbloodvesselsuntilitreachesthenarrowedorblockedportionofthecoronaryartery Step1 Catheter导管 Groin腹股沟 1 2 Heart Catheter导管 FemoralArtery股动脉 Step2 Aguidewireandballoonareplacedinthecoronaryartery Afterthecatheterreachestheartery yourdoctorwillmovetheguidewirefartherintothenarrowedorblockedportion Asmallballoonisslidalongtheguidewire Inmostcases asmall expandablestentisplacedinthearterywiththeballoon CoronaryArtery冠状动脉 Catheter导管 Stent支架 guidewire导丝 1 2 3 guidewire导丝 Theballoonisinsidethestent Step3 Thesmallballoonisinflated Theballoonmaystayinflatedforashorttime Thepressurefromtheinflatedballoonpressestheplaqueagainstthewalloftheartery creatingmoreroomforbloodtoflow Theinflatedballoonalsoexpandsthestent Plaque斑块Stent支架 Step4 Next theballoonisdeflated Butthestentstaysexpanded Thestentpressesagainstthewallsofthearteryandkeepsthearteryopen Yourdoctorremovestheballoon guidewire andcatheter Thestentremainsinthebloodvessel allowingthebloodtoflownormallyagain Afteranangioplasty thenarrowedorblockedarteryisopenedupandoxygen andnutrient richbloodflowsmorenormallyintotheheartmuscle 1 2 4 3 YourdoctorwatchesthemovementofthecatheterinthebloodvesselsonanX rayscreenthroughcoronaryangiography whichisdonefirsttofindwherethearteryisnarrowedorblocked TheseX raysarefromanangiogram AnangiogramisatestthatusesaspecialdyeandcameratotakeX raypicturesofthebloodflowinanartery Question Howdoctorswatchthemovementofthecatheterinthebloodvessels Angiography血管造影术 Angiogram血管造影片 X rayscreen CatheterRoom导管室 左前降支重度狭窄 Leftanteriordescendingbranchisseverelynarrowed 左前降支 02 Stent Astentisasmall expandabletubethatcanplayabigroleintreatingyourheartdisease Duringaprocedurecalledangioplasty thestentisinsertedintoacoronaryarteryandexpandedusingasmallballoon Astentisusedtoopenanarrowedorclottedartery WhatisStent Moststentsaremadeoutofwiremeshandarepermanent Somearemadeoutoffabric Thesearecalledstentgrafts 支架移植 andareoftenusedforlargerarteries WhatisStent WhyDoINeedOne Ifafattysubstancecalledplaquebuildsupinsideanartery itcanreducebloodflowtoyourheart Thisiscalledcoronaryheartdiseaseanditcancausechestpain Theplaquecanalsocauseabloodclotthatblocksbloodflowingtoyourheart whichmayleadtoaheartattack Bykeepinganarteryopen stentsloweryourriskofchestpain Theycanalsotreataheartattackthat sinprogress Plaque斑块 CoronaryHeartDisease冠心病 LifeAftertheStent You llenjoymorebloodflowtoyourheartandlesschestpain Butastentcan tcurecoronaryheartdisease Youcanhelppreventplaquebuildupinsideyourarterieswithafewchangestoyourlifestyle Exercisemore Dropsomepoundsifyou reoverweight Quitsmokingifyou vegotthetobaccohabi