中国首例3D打印技术导航TAVI手术完成

2015-02-04 黄辛 中国科学报

记者2月1日从复旦大学附属中山医院获悉,该院心外科课题组在国内首次将3D打印技术应用于经导管主动脉瓣置换手术(TAVI),成功为一位77岁高龄的主动脉瓣重度狭窄合并关闭不全患者实施了TAVI手术规划与导航。 据课题组负责人王春生介绍,3D打印技术目前已在骨科、牙科等专业开始临床使用,但在心脏外科的应用刚刚起步。 TAVI手术与常规开胸手术有很大的区别,医生在手术中无法直视心脏全貌,更无法切开心

记者2月1日从复旦大学附属中山医院获悉,该院心外科课题组在国内首次将3D打印技术应用于经导管主动脉瓣置换手术(TAVI),成功为一位77岁高龄的主动脉瓣重度狭窄合并关闭不全患者实施了TAVI手术规划与导航。

据课题组负责人王春生介绍,3D打印技术目前已在骨科、牙科等专业开始临床使用,但在心脏外科的应用刚刚起步。

TAVI手术与常规开胸手术有很大的区别,医生在手术中无法直视心脏全貌,更无法切开心脏观察其内部细微结构,因此术前影像学评估与术中导航至关重要。但目前无论CT、MRI、心超等检查都只能在屏幕上提供二维视野,而3D打印技术则将患者二维影像数据转化成栩栩如生且实物大小的心脏模型呈现在医生眼前,提供了更多传统影像学检查难以显示的丰富信息,使手术更准确安全。

中山医院心外科课题组采集了该患者高分辨率CT及心超影像,为其打印出完整的心脏及主动脉3D模型,并据此制定了周密细致的手术规划与实施方案。心外科副主任医师魏来仅耗时1小时即顺利完成TAVI手术,患者X线暴露时间比既往缩短一半,造影剂用量减少1/3,术中、术后生命体征非常平稳,复查显示人工瓣膜定位准确、工作正常。

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    2015-11-28 lyh994

    3D打印在心脏介入外科的应用

    0

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    2015-02-16 Johnny1989

    0

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