IVUS血管内超声基础和临床
IVUS培训
血管内超声基础和进展一、血管内超声基础二、血管内超声和冠脉造影旳关系三、主要适应症四、什么是VHIVUS培训
RotatingElementDriveShaftMulti-elementArrayTheCardiovascular
ResearchFoundationLenoxHillHeartandVascular
InstituteofNewYorkTherearetwotypesofimagingsystems:Mechanical(rotatingtransducer)andElectronicArrayIVUS培训
HighfrequencysoundwavesechooffvesselwallsandaresentbacktosystemSystemelectronicsprocessthesignalTheCardiovascular
ResearchFoundationLenoxHillHeartandVascular
InstituteofNewYorkIVUS培训
ALA=AxialResolutionL=LateralResolutionTheCardiovascular
ResearchFoundationLenoxHillHeartandVascular
InstituteofNewYorkIVUS培训
LowdynamicrangeHighdynamicrangeTheCardiovascular
ResearchFoundationLenoxHillHeartandVascular
InstituteofNewYorkIVUS培训
Intimaldisease(plaque)isdenseandwillappear‘white’Mediaismadeofhomogeneoussmoothmusclecellsanddoesnotreflectultrasound(appearsdark)Adventitiahas‘sheets’ofcollagenthatreflectalotofultrasound(appearswhite)TheCardiovascular
ResearchFoundationLenoxHillHeartandVascular
InstituteofNewYorkIVUS培训
TheCardiovascular
ResearchFoundationLenoxHillHeartandVascular
InstituteofNewYorkIVUS培训