在植入前，可弯曲的双片补片被拉入导管。

Before implantation, the flexible double-disc patch is pulled into a catheter, collapsing and compressing it lengthwise.

youdao

在植入前，可弯曲的双片补片被拉入导管。

Before implantation, the flexible double-disc patch is pulled into a catheter, collapsing and compressing it lengthwise.

youdao