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Pre-measured artificial chordae for mitral valve repair
A Marc Gillinov1, Michael K Banbury
1Department of Thoracic and Cardiovascular Surgery, The Cleveland Clinic, Cleveland, Ohio 44195, USA. gillinom@ccf.org
The Annals of Thoracic Surgery
|November 27, 2007
Summary
Pre-measured artificial chordae simplify mitral valve repair for prolapse. This technique ensures accurate chordal length, though multiple lengths are needed in some cases.
Area of Science:
- Cardiovascular Surgery
- Biomedical Engineering
- Cardiac Valve Repair
Background:
- Mitral valve regurgitation due to prolapse is a significant clinical issue.
- Artificial chordae offer a promising solution for mitral valve repair.
- Accurate chordal length is crucial for successful valve function.
Purpose of the Study:
- To illustrate the technique for creating pre-measured artificial chordae.
- To document the neo-chordal length and number in patients undergoing mitral valve repair.
- To assess the requirement for multiple chordal lengths in anterior leaflet prolapse.
Main Methods:
- Surgical technique for pre-measured artificial chordae creation.
- Measurement of neo-chordal length and quantity in 50 patients.
- Analysis of chordal length distribution in anterior leaflet prolapse.
Main Results:
- Successful application of pre-measured artificial chordae demonstrated.
- Neo-chordal lengths and numbers were systematically documented.
- 14% of patients required artificial chordae of more than one length.
Conclusions:
- Pre-measured artificial chordae facilitate precise mitral valve repair.
- The technique is effective in correcting mitral valve prolapse.
- Variability in chordal length necessitates consideration of multiple lengths in surgical planning.
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