It was reported that a mitraclip procedure was performed to treat degenerative mitral regurgitation (mr) with a grade of 4 and prolapsed posterior mitral leaflet.A mitraclip xtw was inserted, but after steering the clip delivery system (cds) in the left atrium, a small thrombus was observed on the clip.The clip was immediately removed with aspiration.The thrombus was no longer present.A new cds was used to complete the procedure without incident.The mr was reduced to a grade of 1.There was no clinically significant delay in the procedure.
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