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Author:

吴水才 (吴水才.) (Scholars:吴水才) | 张睿 (张睿.) | 吴薇薇 (吴薇薇.) | 周著黄 (周著黄.) | 高宏建 (高宏建.)

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incoPat zhihuiya

Abstract:

本发明公开了CT引导肝肿瘤热消融治疗穿刺路径规划方法。首先在肝癌患者CT图像上分割提取皮肤、肝肿瘤、肝脏和腹腔关键解剖结构并进行三维体绘制重构,量化腹腔关键解剖结构和肝肿瘤靶点的灰度图,计算备选穿刺路径与肝包膜的夹角;在患者CT图像的三维包围盒表面构建满足穿刺路径规避腹腔关键解剖结构、穿刺路径深度和穿刺路径角度约束条件下的灰度约束图;按照临床强约束条件,在灰度约束图上由阈值筛选出可行进针区域;按照临床弱约束条件,在可行进针区域内,将灰度约束图的灰度值进行归一化,获取加权结果和其对应的灰度约束图空间坐标;联合加权结果和肝肿瘤靶点的空间坐标获得穿刺路径。本发明具有全自动、算法复杂度低、规划精度高的特点。

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Patent Info :

Type: 发明授权

Patent No.: CN201910220801.1

Filing Date: 2019-03-22

Publication Date: 2021-04-02

Pub. No.: CN110013306B

Applicants: 北京工业大学

Legal Status: 授权 ; 权利转移

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 7

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