简介:Fortheestablishmentofdirectrevascularicationoftheischemicmyocardium,aNd:YAGlaserwithawavelengthof1060nmandanopiticfiberdiameterof500umwasusedtocreate20to25transmuralchannelsinthecentralischemicregionoftheleftventricleafterthecoronarywasligatured.Thechannelswerecreatedfromtheepicard1alsurfacetotheendocardiumandeachchannelreceivedabout64joulesofthe