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专利名称:System and methods for updating patient
registration during surface trace acquisition
发明人:Neil Jeffrey Witcomb,Sepide
Movaghati,Adam Taylor Scott
申请号:US16118635申请日:20180831公开号:US103902B2公开日:20190827
专利附图:
摘要:A surgical navigation system and method for identifying positions on a patient,including a processor, and a tracking system for tracking a pointer tool. The processor is
programmed to initialize a surface trace acquisition, continuously record the positions ofthe pointer tool during the surface, conduct trace acquisition, combine the positionsrecorded during the surface trace acquisition into a surface trace, receive a patient imageof the patient, extract a surface from the patient image, compute a registration
transform between the surface traces and the surface for patient registration, segmentthe patient image into a regions where each region contains an anatomical landmark,determine a spatial distribution of surface traces among the regions; determine whetherthe spatial distribution in relation to each region minimizes deviance below a threshold,and if the determination is exceeding the threshold, provide information relating to suchregion.
申请人:SYNAPTIVE MEDICAL INC.
地址:Toronto CA
国籍:CA
代理人:Thanh V. Vuong
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