在肌肉之间,在ICG摄取的相同部位观察穿支血管,并以树枝状形状延伸到筋膜上(Video Video11,Supplemental Digital Content 1,其在穿支区域周围显示ICG血管造影术。使用4厘米宽的蒂,作者将筋膜抬高到筋膜下,并通过在枢轴点旋转蒂将其转移到缺损处。在抬高皮瓣时,作者能够通过PDE确认在筋膜上形成了轴向血管网。用PDE评估整个皮瓣的血管循环;总体而言,皮瓣显示出一定程度的荧光,除了远端边缘显示弱表达(图4)4,最终发展为表皮坏死。然而,真皮下方的整个皮瓣是可行的,并且在几周内保守地获得上皮形成。
参考:
Intraoperative Use of Indocyanine Green Fluorescence Angiography during Distally Based Radial Artery Perforator Flap for Squamous Cell Carcinoma of the Thumb
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