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Related Experiment Videos

Initial experience with the Cosgrove-Edwards Annuloplasty System

D M Cosgrove1, J M Arcidi, L Rodriguez

  • 1Department of Thoracic and Cardiovascular Surgery, Cleveland Clinic Foundation, Ohio 44195, USA.

The Annals of Thoracic Surgery
|September 1, 1995
PubMed
Summary

The Cosgrove-Edwards Annuloplasty System effectively repairs mitral insufficiency by preserving valve function and reducing annular dilatation. This mitral valve repair system demonstrates a low complication rate and excellent patient outcomes.

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Area of Science:

  • Cardiovascular Surgery
  • Medical Devices
  • Cardiac Valve Repair

Background:

  • The mitral valve exhibits a complex nonplanar shape and sphincter action.
  • Pathologic dilatation of the posterior mitral annulus is a common issue.
  • The Cosgrove-Edwards Annuloplasty System was developed to address annular dilatation and preserve mitral valve function.

Purpose of the Study:

  • To evaluate the efficacy and safety of the Cosgrove-Edwards Annuloplasty System in mitral valve repair.
  • To assess the impact of the annuloplasty system on mitral regurgitation and annular function.

Main Methods:

  • Analysis of 150 consecutive mitral valve repairs using the Cosgrove-Edwards Annuloplasty System.
  • Patient demographics and etiologies of valve disease were recorded.

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  • Echocardiographic and clinical outcomes were assessed, including follow-up assessments.

    • Main Results:

    • Mitral regurgitation significantly decreased post-repair (3.7 to 0.2, p < 0.0001).
    • No hospital deaths or significant annuloplasty-related complications were observed.
    • Follow-up revealed a low incidence of reoperation for recurrent mitral insufficiency, unrelated to the device.

    Conclusions:

    • The Cosgrove-Edwards Annuloplasty System is effective for mitral insufficiency repair across various etiologies.
    • The system preserves the physiologic function of the mitral annulus.
    • This annuloplasty system is associated with a low rate of valve-related complications.