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Multicenter experience with the remote access perfusion (RAP) catheter.

G J Van Nooten1

  • 1Heart Centre, University Hospital Ghent, Belgium. guido.vannooten@rug.ac.be

The Annals of Thoracic Surgery
|September 22, 2001
PubMed
Summary

The remote access perfusion (RAP) catheter enables less invasive cardiac surgery with excellent flow and clamp stability. This technique demonstrates safety and feasibility, paving the way for expanded future indications.

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Area of Science:

  • Cardiovascular Surgery
  • Minimally Invasive Procedures
  • Medical Device Technology

Background:

  • Cardiac surgery is increasingly adopting less invasive approaches.
  • The remote access perfusion (RAP) catheter facilitates total body perfusion and endovascular aortic clamping without sternotomy.
  • This review examines the outcomes of RAP procedures.

Purpose of the Study:

  • To evaluate the safety and efficacy of the remote access perfusion (RAP) catheter in cardiac operations.
  • To assess the performance of the endovascular aortic clamping mechanism.
  • To identify factors influencing procedural success and complications.

Main Methods:

  • A multicenter postmarket surveillance study involving 63 patients from January 1999 to June 2000.

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  • Procedures included coronary artery bypass grafting, mitral valve operations, and other cardiac surgeries.
  • Data collected on catheter placement, perfusion characteristics, clamp stability, and patient outcomes.

    • Main Results:

    • Easy catheter placement was achieved in 74% of procedures after shape optimization.
    • Endovascular balloon clamp stability was confirmed in 93% of cases via transesophageal echocardiography.
    • A low procedural mortality rate (1.5%) and no reported strokes were observed; peripheral vascular morbidity decreased over time.

    Conclusions:

    • The RAP technique is safe and feasible for cardiac operations.
    • Improved catheter design and technology ensure excellent flow and balloon stability.
    • The enhanced safety and feasibility of RAP are expected to broaden its clinical applications.