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Telemedicinehasbeenwidelyusedinmanyhealthcareapplicationssuchasmedicalcareinre moteruralareasandaftercareofpatientswithpace maker implanted[4] .Anotherwell knownexampleoftelemedicineistheremotetransmissionanddiag nosisofECGthroughtelephonenetwork[1 -3 ] .Telemedicineisalsoveryhelpfulinmanyemergen cyandambulancesituations.Earlydiagnosisbyaspecialistinemergenciesisparticularlyimportanttothepatients[5,6] .RecentstudyhasshownthatsocialchangesinJapanhaveresultedinarapidincreaseofacutecardiovascul… 相似文献
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Clinicalresearchshowsthattheanalysisofpul monaryvesselshelpidentifyingearlyfeaturesofre piratorypathologicchanges.Pulmonaryvesselex ractionplaysanimportantroleinmedicalimage processingandanalysis.Moreover,theresultsof vesselsegmentationprovideatoolforunde… 相似文献
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近几十年来,肿瘤热疗取得了长足的发展。在美国、日本,热疗作为肿瘤的辅助治疗,已常规化[1]。理论界认为,无论是水浴、射频电流、短透热、微波,其治癌机理均为热效应,但对超声波来说,除此之外,还可引起局部组织细胞内物质运动,细胞受微细按摩,组织分界面温度升高,增强生物膜弥散过程,改变膜电位使离子和胶体通透性增强,促进血液循环,增强新陈代谢,影响酶的功能和生物活性物质含量,改变组织PH值等,是之谓机械效应,温热效应,空化效应’‘’。因此,从理论角度讲,将超声治癌的机理仅仅归结于热效应,则略显粗糙及简单化。… 相似文献
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ThepioneeringworkofBrittingham[1] suggest edthe possibilityofsolutionstoMaxwell’sequationsdescribinglocalizednondispersivetransferofelectromagneticenergyinspace .Theoriginallyproposedsolutions ,termedfocuswavemodes(FWMs) ,werecontinuousandnonsingular ,hadathree dimensionalpulsestructure ,werenondisper siveforalltime ,andpropagatedatlightvelocityinstraightlines .Torendertheenergycontentofthosesolutionsfinite ,Brittinghamintroducedtwosurfac esofdiscontinuityinfinitelyextendedalongthedi rectio… 相似文献
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THE RECOGNITION SYSTEM OF MOVING MACHINE PRINTED MARK/NUMERAL 总被引:1,自引:0,他引:1
1 Introduction Manyindustrialprocessesneedthecapabilities ofautomaticprocessingforproductinformationto controltheproductquality.Theexpirydateand productidentification(e.g.batchnumber)aretyp calproductinformationwhichareoftenprinted omewhereontheoutsideof… 相似文献
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近几十年来,肿瘤热疗取得了长足的发展。在美国、日本,热疗作为肿瘤的辅助治疗,已常规化[1]。理论界认为,无论是水浴、射频电流、短透热、微波,其治癌机理均为热效应,但对超声波来说,除此之外,还可引起局部组织细胞内物质运动,细胞受微细按摩,组织分界面温度升高,增强生物膜弥散过程,改变膜电位使离子和胶体通透性增强,促进血液循环,增强新陈代谢,影响酶的功能和生物活性物质含量,改变组织PH值等,是之谓机械效应,温热效应,空化效应’‘’。因此,从理论角度讲,将超声治癌的机理仅仅归结于热效应,则略显粗糙及简单化。… 相似文献
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