Sections View Full Chapter Figures Tables Videos Full Chapter Figures Tables Videos Supplementary Content ++Favorite Table | PrintValveSizePeak Gradient (mm Hg)Mean Gradient (mm Hg)Peak Velocity (m/s)Pressure Half-Time (ms)Effective Orifice Area (cm2)Biocor2713 ± 1Stentless bioprosthesis2914 ± 2.53111.5 ± 0.53312 ± 0.5Bioflo pericardial2510 ± 26.3 ± 1.52 ± 0.1Stented bioprosthesis279.5 ± 2.65.4 ± 1.22 ± 0.3295 ± 2.83.6 ± 12.4 ± 0.2314.02.02.3Bjork-Shiley231.7115Tilting disc2512 ± 46 ±21.75 ± 0.3899 ± 271.72 ± 0.62710 ± 45 ±21.6 ± 0.4989 ± 281.81 ± 0.54297.83 ± 2.932.83 ± 1.271.37 ± 0.2579 ± 172.1 ± 0.43316 ± 32 ± 1.91.41 ± 0.2670 ± 142.2 ± 0.3Bjork-Shiley monostrut235.01.9Tilting disc2513 ± 2.55.57 ± 2.31.8 ± 0.32712 ± 2.54.53 ± 2.21.7 ± 0.42913 ± 34.26 ± 1.61.6 ± 0.33114 ± 4.54.9 ± 1.61.7 ± 0.3Carbomedics231.9 ± 0.1126 ± 7Bileaflet2510.3 ± 2.33.6 ± 0.61.3 ± 0.193 ± 82.9 ± 0.8278.79 ± 3.463.46 ± 1.031.61 ± 0.389 ± 202.9 ± 0.75298.78 ± 2.93.39 ± 0.971.52 ± 0.388 ± 172.3 ± 0.4318.87 ± 2.343.32 ± 0.871.61 ± 0.2992 ± 242.8 ± 1.14338.8 ± 2.24.8 ± 2.51.5 ± 0.293 ± 12Carpentier- Edwards276 ± 21.7 ± 0.398 ± 28Stented bioprosthesis294.7 ± 21.76 ± 0.2792 ±14314.4 ± 21.54 ± 0.1592 ± 19336 ± 393 ± 12Carpentier- Edwards pericardial273.61.6100Stented Bioprosthesis295.25 ± 2.361.67 ± 0.3110 ± 15314.05 ± 0.831.53 ± 0.190 ± 11331.00.880Duromedics2713 ± 65 ± 31.61 ± 0.475 ± 12Bileaflet2910 ± 43 ± 11.40 ± 0.2585 ± 223110.5 ± 4.333.3 ± 1.361.38 ± 0.2781 ± 123311.22.585Hancock I or not specified2710 ± 45 ± 21.3 ± 0.8Stented bioprosthesis297 ± 32.46 ± 0.79115 ± 201.5 ± 0.2314 ± 0.864.86 ± 1.6995 ± 171.6 ± 0.2333 ± 23.87 ± 290 ± 121.9 ± 0.2Hancock II272.21 ± 0.14Stented bioprosthesis292.77 ± 0.11312.84 ± 0.1333.15 ± 0.22Hancock pericardial292.61 ± 1.391.42 ± 0.14105 ± 36Stented bioprosthesis313.57 ± 1.021.51 ± ... GET ACCESS TO THIS RESOURCE Sign In Username Error: Please enter User Name Password Error: Please enter Password Forgot Username? Forgot Password? Sign in via OpenAthens Sign in via Shibboleth Get Free Access Through Your Institution Contact your institution's library to ask if they subscribe to McGraw-Hill Medical Products. Access My Subscription GET ACCESS TO THIS RESOURCE Subscription Options Pay Per View Timed Access to all of AccessAnesthesiology 24 Hour $34.95 (USD) Buy Now 48 Hour $54.95 (USD) Buy Now Best Value AccessAnesthesiology Full Site: One-Year Individual Subscription $995 USD Buy Now View All Subscription Options