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首页 精密医用导管生产技术及装备(Production technology and equipmen…

精密医用导管生产技术及装备(Production technology and equipment of precision medical catheter).doc

精密医用导管生产技术及装备(Production techno…

zhou凤艳
2018-09-12 0人阅读 举报 0 0 暂无简介

简介:本文档为《精密医用导管生产技术及装备(Production technology and equipment of precision medical catheter)doc》,可适用于社会民生领域

精密医用导管生产技术及装备(Productiontechnologyandequipmentofprecisionmedicalcatheter)精密医用导管生产技术及装备(Productiontechnologyandequipmentofprecisionmedicalcatheter)CollectedbyoneselfMistakesareunavoidableReferencecommunicationonlyIfthereisanymistakePleasecorrectme!ThankyouProductiontechnologyandequipmentofprecisionmedicalcatheterFirst,thesituationathomeandabroadoverviewDevelopmentandevolutionofmedicalcathetertechnologyMedicalcatheterisageneraltermforcommunicatinglumenproductsinsideandoutsidethebodyTherearemetal,plastic,rubberandothermaterialsproductsItiswidelyusedasachannelintheaspectsofdrainage,perfusion,administration,bloodcollection,transmissionofblood,detectionofbiologicalconditionsthroughinductioncomponents,andtheintroductionofothermedicaldevicesCRBardfirstlaunchedtheworld'sfirstballooncatheter(FoleyCatheter)intheUSmarketinThemedicalcatheterindustrybeganitsdifficultstartThedevelopmentofmedicalcatheterandthedevelopmentofclinicalmedicinesupplementeachotherInterwovennessOpeningthehistoryofcatheterindustryAlmosteverykindofcatheterwasinventedbydoctorsOrtheinventionofdoctorsdirectlyhatchedthebirthofthemedicalcatheterindustryandprovidedanewmarketforthecatheterindustryTakeinterventionalcatheterasanexampleTheballooncatheterisdoctorFoleyinventionafterthetransfertoBartcompanythermodilutioncatheter(SwanGanzcatheter)wasbornininMinnesotaMayaClinicSwanandGanzinthehandsoftwodoctorsformingbyballoonpercutaneouscoronarycatheter(PTCAcatheter)isaSwissdoctorGruentzigandinventedtheworld'sfirstPTCAoperationdoctorsinSwedenSeldiengerinventionknownastheguidewirepunctureinterventionalmedicineofthemilepostleddirectlytotheinterventionalcatheterindustryanewcategorytheadventofwireindustryDevelopmentandexpansionofcatheterindustryItdirectlypromotesthedevelopmentandpopularizationofinterventionalmedicineTheinitialperiodaftertheinventionofthePTCAcatheterbySwissdoctorGruentziginBecauseofthequality,quantityandaccessoriesofthecatheter,itisimpossibletopopularizeandpopularizethisadvancedtechnologyrapidlyandextensivelyFromto,casesofPTCAsurgerywerecompletedintheworldinyearsIn,BartpurchasedtheintellectualpropertyrightsofPTCAIttooklessthanayeartostartmassproductioninThen,in,theworld'sfirstPTCAcatheter(GuideCatheter)waslaunchedPTCAwirewasinventedandproducedinthusPTCAbeganmasspopularityByGlobalPTCAhasmorethanthousandcasesayearBytheendoflastcenturyTheworldisreachingmillionannuallySoTheadventofeachnewcatheterEachimprovementofeachcatheterTheapplicationofnewmaterialsforeachcathetercannotbeseparatedfromtheclinicalmotivityMeanwhileThedevelopmentofcatheterindustryhaspromotedtheapplicationofnewtechnologyinclinicalmedicineWiththedevelopmentofsocietyandeconomyPeople'slivingstandardscontinuetoimproveTheclinicalrequirementsforcatheterscontinuetobehigherContinuousinnovationsinthecatheterindustryareneededtomeettheclinicalneedsWiththedevelopmentofcatheterdiagnosisandtreatmenttechnologyTheclinicalapplicationofmedicalcatheterisdevelopingdaybydayDemandisalsoincreasingaccordingtoanuncompletedstatisticCurrentlytheworld'sonlycatheterDepartmentofUrologyapplicationhassixmaincategoriesforAconduitfordiagnosisandtreatmentofcardiovascularandcerebrovasculardiseasessuchascancer,therearemorethankindsStatisticaldatashowthatOnlythousandtonsofpolyurethaneareusedinmedicalcatheterseveryyearintheUnitedStatesaloneTheoutputvalueofvariouscathetershasexceededbillionUSdollarsProductionandapplicationofmedicalcathetersinChinaThehistoryofChina'scatheterindustrycanbetracedbacktothesoflastcenturyTherewasnotmuchdistancebetweenEuropeandtheUnitedStatesatthattimeSomesimplecatheters,suchasrubbercatheters,nasogastrictubes,andnasogastrictubes,areproducedInquality,varietyarerelativelycloseThedistancebetweenChinaandthewestisbeginninginsAtthattime,interventionalmedicinewasjustbeginningtoenteritsphaseofdevelopmentEuropeanandAmericanpeopleinthecatheterindustryquicklyfeelthatinterventionalmedicinewillbeapromisingundertakingTherefore,thefocusofthetraditionalcatheterindustryisrapidlychangingtotheinterventionalcatheterTheyfirmlygraspedthecombinationofmedicalandEngineeringinproductdevelopmentIntermsoftechnology,thelatestachievementsinpolymermaterialsandrelatedsciencehavebeenboldlyadoptedIntermsofindustrialization,thetraditionoftraditionalpipemanufacturingandplasticsmanufacturinghasbeeninheritedInthefieldofmarketing,wehaveabsorbedthesuccessfulexperienceoftraditionalmedicineandmedicalequipmentindustryTheintroductionofventurecapitalintofinancingTherapidinterventionofthecatheterbecomesamajorcomponentofthecatheterindustryAndthecatheterindustryhasbecomeanimportantcategoryofmedicaldevicesBysTheinterventionalcatheterindustryinEuropeandtheUnitedStateshasdevelopedtoaconsiderablescaleAnumberofcathetercompaniesborninshavedevelopedtoaconsiderablescaleAndsomecompanies,likeCook,havedevelopedintoglobalmultinationalsButourcountryisinfluencedbythe"CulturalRevolution"turmoilTheinterventionalcatheterindustryisalmostanuncultivatedvirginlandInadditiontooneortwosmallinstitutionsinvolvedininterventionalcatheterresearchatthattimeOnlytheoriginalShanghaidiagnosticinstrumentfactoryininterventionalcatheterproductionofsomesimpleandhighqualityproductsThereisvirtuallynointerventionalcatheterdevelopmentandproductionthroughoutthecountryAtthattime,interventionalmedicineinChinawasjustbeginningTherangeofinterventionalmedicineinvolvedinclinicisrelativelynarrowThemaininterventionalradiologyisangiographyandsomerelativelysimpleinterventionaltherapyThetraditionalconceptofinterventionalmedicineislimitedtointerventionalradiologyAlmostalloftheproductsareimportedfromabroadIt'snotonlyinconvenienttosupplyAndthepriceisridiculouslyhighAccordingtothedataofseverallargehospitalsinGuangzhouIntheearlys,anordinarycatheterwaspricedatfiveandsixhundredyuanintheGuangzhouMarketThepriceofadoublelumencentralvenouscatheteristhreeorfourtimeshigherthanthatofthecountryoforiginAfterthereformandopeningupEspeciallysincethemiddleofsInterventionalmedicineinChinahasenteredaperiodofrapiddevelopmentTheobvioussignisthatnotonlytheclinicalapplicationofinterventionalmedicineisgreatlybroadenedAndinthefieldofinterventionalmedicineinsomesophisticatedareashavealsomaderemarkableachievementsForexample,interventionalneuroradiology(alsoknownasintravascularDepartmentofneurosurgery)scholarsmadethepeerreviewedfirstclassworkhoweverIsnotcommensuratewiththedevelopmentspeedandinterventionalmedicineinChinaandChinaisagreatcountryofinternationalstatusisTheinterventionalcatheterindustryinChinawasalmostcompletelystoppedfromtheendofstothebeginningofthesOntheonehand,theworldcatheterindustryischangingwitheachpassingdayRapidexpansionofinterventionalcatheterMarketOntheotherhand,China'sinterventionalcatheterindustryisretrogradeBackintoablanksheetofpaperThe"blank"ofnationalinterventionalcatheterindustryhasbecomethebottleneckoffurtherdevelopmentandpopularizationofinterventionalmedicineinChinaApplicationprospectofprecisionmedicalcatheterWideapplicationprospectofmedicalcatheterBillionsofdollarshavebeensoldworldwideinallkindsofcathetersIntheUnitedStatesalone,hundredsofthousandsofmedicalcathetersareusedtotreatcoronaryheartdiseaseHundredsofmillionsofdollarsworthathomeVariousinterventionaltherapiessuchascathetertreatmenttechnologyhavebeenpopularinmosttertiaryhospitalsThedemandformedicalcathetersisincreasingHowever,mostoftheimportedcathetersareusedAtthesametime,oursocietyischangingfromfoodandclothingtowelloffsocietyOurcountryhasenteredtheoldagesocietyImprovinghealthandhealthcarehasreceivedunprecedentedattentionAccordingtotheinternationalevaluationsystemofsocialdevelopmentThelevelofproductionandconsumptionofmedicalplasticproductsreflectstheeconomicandtechnologicaldevelopmentlevelofacountrytoagreatextentatpresentPercapitaannualconsumptionofmedicalplasticproductsintheUnitedStatesisUSdollarsChinahasonlyyuanRMBAtpresent,peoplesufferfromacuteandchronicrenalfailureinChinaBythisreckoning,nearlythousandpeopleinthecountryneeddialysismillionunitsyearofdisposabledialysiscathetersareneededyuaneachThetotalcostismillionRMBThedialyzermainlyadoptsGermanFreseniusoftheUnitedStates,SwedenandJapan,BaxterCampbellTelmaproductsComparedwithdevelopedcountriesThedevelopmentofmedicalcathetersinChinaisverybackwardEspeciallyhightechinterventionalcatheterandothermedicalplasticproductsisalmostblankaccordingtoanuncompletedstatisticChinanowimportsmorethanmilliondollarsworthofmedicalcathetersTheimportedcatheterismainlyusedforhighprecisioninterventionaltreatmentcatheterBecauseitdependsonimportsThedevelopmentofinterventionalmedicinehasbeengreatlyrestrictedinChinaThehighpriceofimportedproductsisalsounbearabletomostpeopleInordertomeettheproductionneedsofmedicalcatheterBeijingUniversityofChemicalTechnologywassupportedbytheMinistryofeducationandtheBeijingscienceandTechnologyCommissionAftermorethanyearsofindepthresearchandtechnologicalinnovationTheprecisionextrusionequipmentformedicalcatheterproductionhasbeendevelopedsuccessfullyThebottleneckproblemofprecisionmedicalcatheterproductionissolvedItlaysasolidtechnicalfoundationforlocalizationofprecisionmedicalcatheterLocalizationofmedicalcatheterThepriceofthecatheterwilldropconsiderablyAndthedosageofthecatheterwillincreasealotAtpresent,theannualdemandforvarioustypesofcathetersisaboutmillionDomesticexpectedinyearsItwillreachmorethanmillionIt'sworthbillionsofdollarsSeizetheopportunityLocalizationofprecisionmedicalcatheterSignificanteconomicbenefitscanbebroughttothecathetermanufacturerAtthesametime,itishelpfultoimprovethehealthlevelofthepeopleProduceenormoussocialbenefitsTwoPrecisionmedicalplasticcatheterproductiontechnologyanditsindustrializationprospectThemaincharacteristicsofprecisionmedicalcatheterare:smallsize,complexshape,highgeometricaccuracy,highhealthindicators,highbiochemicalstabilityThemainpartofthepipeisthetubepartItisrequiredthattheinnerandoutersurfaceofthepipebesmoothandsmooth,andthedimensionispreciseandstableThediameterofthecatheterisusuallymmtoseveralmillimetersTheallowablediameterdeviationisgenerallybelowTheplasticpipeproductionequipmentisusedtoproduceplasticpipesThediameterdeviationoftheproductisashighas~CannotmeettheproductionrequirementsofprecisionmedicalcatheterDevelopmentofprecisionextrusionequipmentItprovidesadvancedandreliableproductionequipmentfortheproductionofprecisionmedicalcatheterprecisionmedicalcatheterproductionprocessThetubepartofprecisionmedicalcatheterisproducedbyextrusionformingmethodAccessoriesaremainlyproducedbyinjectionmoldingmethodTheproductionprocessofthepipepartisasfollows:AccordingtothegeometryandmaterialofthecatheterSetreasonableprocessparametersIncludingrawmaterialformula,rawmaterialdryingconditions,extrusiontemperature,screwspeed,coolingmediumtemperatureandflowrate,etcThepipematerialofmultilayerpipewallisproducedbyonetimecoextrusionortwotimescoextrusionTheposttreatmentofthepipeisdeterminedbytherequirementsofthepipeThecentralvenouscatheterandothertubingAcoextrusionmarkinglineonthecatheterisalsoneededOrsprayascaleonthesurfaceofthecatheterprecisionmedicalcatheterproductionequipmentPrecisionmedicalcatheterproductionequipmentincludesrawmaterialdryingequipment,catheterextrusionunit,accessoriesproductionequipment,disinfectionequipment,packagingequipment,etcBecauseofthedifferentshapesandspecificationsofthetubes,thefittingsandtheendsofthetubesaredifferentSotheequipmentneedstobedifferentAsaprecisionmedicalcathetermanufacturerThebasicequipmentneededincludesrawmaterialdryingequipment,pipeextrusionunit,injectionmachine,etcYouhavethebasicequipmentWithspecialextrusiondieandinjectionmold,theprecisionmedicalcathetercanbeproducedTheillustrationbelowistheschematicdiagramofthetubeextrusionunitInordertoensurethegeometricaccuracyanduniformityoftheinternalperformanceofthecatheterThefollowingkeytechnologiesandequipmentareadoptedintheproductionunit:()theadoptionofprecisiondrivesystemInthedrivesystemofextruder,meltgearpump,parallelregulatorandtractionmachine,servomotorisusedinsteadofvariablefrequencymotororDCmotorThedrivingaccuracyisincreasedbymorethanThecontrolresponsetimeisincreasedbymorethanFullymeettherequirementsofprecisiondriveandprecisioncontrol()stablevoltagesystemThestabilityofextrusionpressureisthekeytodeterminethegeometricaccuracyofthecatheterAccordingtothematerialandpipegeometryparameters,theunithasavarietyofvoltagestabilizingsystemtochoosefrom:AstabilizedvoltagesystembasedonmeltgearpumpSofarThemeltgearpumpisthemosteffectivevoltagestabilizingdeviceProductswithhighgeometricaccuracyTheimportedmeltgearpumpshouldbeusedasavoltagestabilizingdeviceAfterusingthemeltgearpumpThefluctuationoftheaxialdimensionofthepipecanbereducedbymorethanPlasticswithpoorthermalstabilitySuchasPVC,polyurethaneandsoonHowever,themeltgearpumpcannotbeselectedTopreventthedegradationofmaterialsduringprocessinginadditionThepriceofmeltgearpumpishigherAlsoconsiderthechoiceofvoltageregulatorsystemBvoltagestabilizingsystembasedonparallelvoltagestabilizingdeviceParallelregulatorispatenttechnologyofBeijingUniversityofChemicalTechnologyTheutilitymodelhastheadvantagesofsimplestructure,obviousvoltagestabilizingeffectandlowcostTheparallelvoltagestabilizingsystemisadoptedThefluctuationoftheaxialdimensionofthepipecanbereducedbymorethanParalleltypevoltagestabilizingdevicealsonotsuitableforheatsensitivematerialsMedicalcatheterprocessingoftemperaturesensitivematerialsneedtouseotherformsofpowersystemTheparallelregulatorsystemissuitablefortheproductionofmediumprecisiontubesParallelstabilizedvoltagesystemnationalpatentPatentnumberInventionnamePatentunitOnemilliontwohundredandseventyninethousandfivehundredandthirteenpointfiveExtruderheadvoltagestabilizingdeviceBeijingUniversityofChemicalTechnologyTwomilliononehundredthousandsevenhundredandninetyninepointthreeVoltagestabilizingdeviceandmethodforscrewextrusionmoltensubstanceBeijingUniversityofChemicalTechnologyCregulatedsteadyflowextrusiondieMaterialswithpoorthermalstabilityItisnotsuitableformeltgearpumpandparalleltypevoltagestabilizingsystemThemouldcanberegulatedbysteadypressureandsteadyflowInordertoimprovetheaxialdimensionstabilityofthecatheterThepatenttechnologyofBeijingUniversityofChemicalTechnologycansolvethiskindofproblemNationalpatentforsteadyflowregulatorheadPatentnumberInventionnamePatentunitXSteadyflowadjustingheadofscrewextruderBeijingUniversityofChemicalTechnologyTwomilliononehundredandfiftyninethousandtwohundredandeightyninepointsixSteadyflowregulatingdeviceforscrewextruderBeijingUniversityofChemicalTechnology()precisionmedicalcatheterproductionmoldScientificdesignofprecisionmedicalcathetermanufacturingdiebyusingCAEsoftwareTheadvancedNCmachiningtechnologyandelectrochemicalmachiningmethodareusedtopreciselyprocessthedieTomeettherequirementsofprecisionmoldingmedicalcatheter()theapplicationofstatisticalprocesscontrolsystemSPC:StatisticaiProcessControl(statisticalprocesscontrol)isakindofstatisticalmodelTheprocessparameterswerestatisticallyanalyzedandanalyzedMethodforrealizingprecisecontrolofprocessThismethodisanadvancedcontrolmethodbasedonthepredictionofthedevelopmenttrendoftheprocessComparedwiththeconventionallogicprogramcontrolmethod(PLC),thecontrolaccuracyisimprovedbymorethanAdoptSPCcontrolsystemThefluctuationofextrusiontemperaturecanbecontrolledwithindegreeTurnkeyprojectofBeijingUniversityofChemicalTechnologyProvidecompletesetsofproductiontechnologyandequipmenttousersResponsiblefortrainingtechnicalandoperatingpersonnelforusersTheusersofthisprojecthavetherighttousethepatentedandnonpatentedtechnologiesButthereisnorighttotransferIfthemedicalcatheterisinvolvedinthepatentofthethirdparty(productpatent)TheroyaltiesinvolvedarepaidbytheuserhimselfunsettledaffairsWelcometoinquiremore!Contact:teacherChenWeihongTelephone:Fax:Email:chenwhmailbucteducnCorrespondenceaddress:mailbox,BeijingUniversityofChemicalTechnology,EastThirdRingRoad,BeijingPostalCode:

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精密医用导管生产技术及装备(Production technology and equipment of precision medical catheter)

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