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ANALYSE DE LA CALCIFICATION D'UNE VALVULE AORTIQUE
专利权人:
KONINKLIJKE PHILIPS N.V.
发明人:
WEESE, JUERGEN,GROTH, ALEXANDRA,PETERS, JOCHEN,WACHTER-STEHLE, IRINA,MOLLUS, SABINE
申请号:
CA2960457
公开号:
CA2960457A1
申请日:
2015.09.11
申请国别(地区):
CA
年份:
2016
代理人:
摘要:
A system and a method are provided for analyzing an image of an aortic valve structure to enable assessment of aortic valve calcifications. The system comprises an image interface for obtaining an image of an aortic valve structure, the aortic valve structure comprising aortic valve leaflets and an aortic bulbus. The system further comprises a segmentation subsystem for segmenting the aortic valve structure in the image to obtain a segmentation of the aortic valve structure. The system further comprises an identification subsystem for identifying a calcification on the aortic valve leaflets by analyzing the image of the aortic valve structure. The system further comprises an analysis subsystem configured for determining a centerline of the aortic bulbus by analyzing the segmentation of the aortic valve structure, and for projecting the calcification from the centerline of the aortic bulbus onto the aortic bulbus, thereby obtaining a projection indicating a location of the calcification as projected onto the aortic bulbus. The system further comprises an output unit for generating data representing the projection. Provided information on the accurate location of calcifications after a valve replacement may be advantageously used, for example, to effectively analyze the risk of paravalvular leakages of Transcatheter aortic valve implantation (TAVI) interventions for assessing the suitability of a patient for TAVI procedure.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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