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Novel and Innovative Hybrid Technique for Type A Aortic Dissection

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Published on: March 28, 2025

Delayed dislocation of a transapically implanted aortic bioprosthesis.

Luis C Maroto¹, José E Rodríguez, Javier Cobiella

¹Department of Cardiac Surgery, Hospital Clínico San Carlos, Madrid, Spain. lmarotoc.hcsc@salud.madrid.org

European Journal of Cardio-Thoracic Surgery : Official Journal of the European Association for Cardio-Thoracic Surgery

|August 1, 2009

Summary

Trans-apical aortic bioprosthesis implantation is a high-risk procedure. A case study reveals delayed prosthesis dislocation, potentially due to native valve calcification and a mitral prosthesis.

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Area of Science:

Cardiovascular Surgery
Medical Device Technology
Interventional Cardiology

Background:

Trans-apical aortic bioprosthesis implantation is an emerging technique for high-risk patients.
This minimally invasive approach offers an alternative to traditional open-heart surgery.

Observation:

A rare case of delayed upward displacement of an implanted aortic bioprosthesis is reported.
The dislocation occurred after the trans-apical implantation procedure.

Findings:

The study hypothesizes that asymmetric calcification of the native aortic valve contributed to the dislocation.
The presence of a concomitant mitral prosthesis is also implicated as a potential factor in the prosthesis's displacement.

Implications:

This case highlights potential complications associated with trans-apical aortic bioprosthesis implantation.
Understanding contributing factors like native valve anatomy and co-existing cardiac devices is crucial for procedural safety and patient outcomes.