CoreValve

Edwards Sapien

Access

Retrograde: TF, transsubclavian

Retrograde and antegrade: TF, transsubclavian, TA

Valve size

26, 29, 31 mm

23, 26 mm

Valve height

55, 53, 52 mm

14.3, 16.1 mm

Aortic annulus diameter

20-23, 23-27, 26-29 mm

18-22, 21-25 mm

Delivery system

18 Fr introducer

21 or 24 Fr introducers

Device

Bioprosthetic trileaflet porcine pericardial tissue valve mounted and sutured in a self-expandable nitinol stent frame

Bioprosthetic trileaflet bovine pericardial tissue valve mounted on a balloon expandable stainless steel stent. The 2d generation has a cobalt-chromium frame

Success rate

98%

97%

Occurrence of a new left bundle branch block

38%-60%

16%

Need for a new pacemaker

22%-28%

5%

TF=transfemoral;TA=transapical. Legends:

Table 1: Comparison between the CoreValve (Medtronic, Minneapolis, Minnesota) and Edwards Sapien (Edwards Lifescience, Irvine, CA) [19,20,22,36-38].