方法通常包括利用导管装置，将一种或多种物质引入一个或多个盘中。

Methods generally involve introducing one or more substances into one or more discs using a catheter device.

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导管装置包括至少一个锚定元件，用于将导管的远端部分保持在盘内。

A catheter device includes at least one anchoring member for maintaining a distal portion of the catheter within a disc.

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我们报道心肌梗塞后室间隔缺损病人在缺损发生到经皮导管装置置入的较短时间间隔内运用此项技术对比手术缝合关闭具有更低的死亡率和发病率。

We report a lower mortality and morbidity than surgical closure in the post infarction VSD's even with a short interval between defect occurrence and percutaneous device placement.

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