Two Cases of Surgical Correction of Recurrent Mitral Regurgitation due to Failed Catheter- Delivered Mitral Clip (MitraClip). 

 Komagamine M, Nawata K, Kita S, Chiba K, Kuwata S, Akashi Y, Miyairi T.  Ann Thorac Cardiovasc Surg. 2023 Oct 20;29(5):266-269. doi: 10.5761/atcs.cr.22-00002. Epub 2022 Mar 26. PMID: 35342146; PMCID: PMC10587475.

https://pubmed.ncbi.nlm.nih.gov/35342146