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右心导管检查是将心导管插人周围静脉,沿静脉送至右心房、右心室、肺动脉及其分支,以了解右侧心脏血流动力改变的检查方法。1.静脉切开法静脉切开通常选用左或右贵要静脉(即手肘部的静脉)及其分支或右大隐静脉(即在大腿上部深处的静脉)。在切开皮肤暴露静脉后,细心将静脉分离,并以细丝线结扎静脉远端;在近端悬一根丝
Right heart catheterization is inserted into the heart catheter around the vein along the vein to the right atrium, right ventricle, pulmonary artery and its branches, in order to understand the right heart hemodynamic changes in the inspection method. Veinotomy Veinotomy usually use the left or right expensive vein (ie elbow vein) and its branches or the right saphenous vein (ie in the upper thigh vein). After incising the skin to expose the vein, carefully dissect the vein and ligate the distal part of the vein with a thin thread; and hang a filament at the proximal end