首页> 外国专利> SUSCEPTIBILITY-BASED LOCAL FLOW DETECTION TO CONTROL MR-GUIDED ABLATION USING BALLOON DEVICES

SUSCEPTIBILITY-BASED LOCAL FLOW DETECTION TO CONTROL MR-GUIDED ABLATION USING BALLOON DEVICES

机译:基于安全性的局部流量检测,使用气球设备控制MR导引消融

摘要

An interventional instrument (24) for use in performing an interventional procedure includes: a balloon (30) disposed proximate to a tip of the interventional instrument that inflates and anchors in a lumen of a fluid conduit during the interventional procedure; and one or more susceptibility markers (34) disposed proximate to the tip of the interventional instrument. A magnetic resonance scanner (10) is configured to image at least the tip of the interventional instrument during the interventional procedure using a magnetic resonance imaging sequence in which fluid flow (40) through the fluid conduit past the inflated balloon produces an extended magnetic resonance image artifact (42).
机译:用于执行介入程序的介入器械( 24 )包括:气球( 30 )放置在接近介入器械尖端的位置,该气球可膨胀并锚定在管腔中介入过程中的流体导管;和一个或多个易感标记( 34 )放置在介入器械尖端附近。磁共振扫描仪( 10 )配置为在介入过程中使用磁共振成像序列对介入器械进行至少成像,其中流体流动( 40 )通过流体导管经过膨胀的气球会产生扩展的磁共振图像伪影( 42 )。

著录项

  • 公开/公告号US2011257512A1

    专利类型

  • 公开/公告日2011-10-20

    原文格式PDF

  • 申请/专利权人 SASCHA KRUEGER;

    申请/专利号US200913141096

  • 发明设计人 SASCHA KRUEGER;

    申请日2009-11-23

  • 分类号A61B5/05;A61N7;

  • 国家 US

  • 入库时间 2022-08-21 18:16:33

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