Conveying and puncturing mechanism and repairing device

The embodiment of the utility model provides a conveying and puncturing mechanism and a repairing device. The conveying and puncturing mechanism is used for conveying a to-be-conveyed piece, and the to-be-conveyed piece is used for anchoring a primary septum and a secondary septum of a heart oval foramen; the conveying and puncturing mechanism comprises a guide part, a driving assembly and a puncturing structure; the guide piece is provided with a first containing cavity used for containing a to-be-conveyed piece, and the to-be-conveyed piece is arranged in the first containing cavity in a sliding mode. The driving assembly is configured to drive the to-be-conveyed piece to slide out of the guide piece; the puncture structure is arranged on the guide part and is configured to puncture the primary septum and/or the secondary septum of the heart foramen ovale, so that a part of the part to be conveyed penetrates through the primary septum and/or the secondary septum of the heart foramen ovale in the process tha