The patient presented to the cath lab for a mitraclip repair.The procedure was going according to plan.The mitral clip delivery device was advanced and deployed.According to tee imagery mv regurge was reduced to trivial.The device placement and amount of regurge was checked multiple times, and the clip was released from the retrieval wire.The clip remained closed at the time of release.The clip then spontaneously opened due to an error in manufacture.Attempts were made to introduce a second clip, but they were unsuccessful.The delivery system was withdrawn and the patient went to or for open mitral valve repair and retrieval of mitraclips.
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