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Contour 3D™ Annuloplasty Ring

Surgical Valve Repair


The Contour 3D annuloplasty ring is a three-dimensional, anatomically shaped remodeling ring for treatment of functional tricuspid valve disease.


The Contour 3D ring is indicated for the reconstruction and/or remodeling of pathological tricuspid valves.

Product Details


2D shape, 3D curvature - Design is based on CT data from functional human tricuspid valves.1

Low Profile, incomplete ring is designed to avoid interference with the heart’s conduction system.

Contour 3d Tricuspid Annuloplasty Ring

Septal Lateral compression is incorporated into the ring to address annular dilation.

Contour 3d Tricuspid Annuloplasty Ring - side view

Contour 3d Tricuspid Annuloplasty Ring - top view

The Contour 3D annuloplasty ring offers the following benefits:

  • Open design helps avoid interference with the heart’s conduction system
  • Incorporates septal lateral compression to address annular dilation
  • Ring profile height is 3.3 mm, 15% lower than the Edwards Lifescience's MC3 Ring2

Model Specifications

Contour 3D Annuloplasty Ring, Model 690R

Contour 3D Annuloplasty ring - side dimention diagram

Contour 3D Annuloplasty ring - top dimention diagram

Order Number Ring Size (mm) A (mm) B (mm) C (mm) D (mm) E (mm) F (mm) Orifice Area (mm2)
690R26 26 24 32 16 24 10 7 326.1
690R28 28 26 34 18 25 11 7 387.2
690R30 30 28 36 19 27 12 8 449.2
690R32 32 30 38 21 28 13 8 512.4
690R34 34 32 40 22 30 14 9 588.6
690R36 36 34 42 23 31 15 9 665.1


Consult product brochure for complete product specs for the Contour 3D Annuloplasty Ring and Tri-Ad™ 2.0 Adams Annuloplasty Band.


Ratschiller T, et al. Early experiences with a new three-dimensional annuloplasty ring for the treatment of functional tricuspid regurgitation. Ann Thorac Surg 2014;98:2019-45.


Design History Files. Medtronic Data on File. 2010.