The purpose of this study is to compare the sizing and implant techniques between the CarboMedics Top Hat supra-annular valve and the St. Jude Medical Regent valve.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Masking
NONE
Enrollment
2
Johns Hopkins Hospital
Baltimore, Maryland, United States
Wellmont Holston Valley Medical Center
Kingsport, Tennessee, United States
Effective Orifice Area (EOA)
Effective Orifice Area of the prosthetic valve measured via echocardiography to determine physiological area of blood flow through the valve.
Time frame: 6 month evaluation
Aortic Mean Gradient
Mean gradient measured across the aortic prosthetic valve via echocardiography to determine mean pressure of blood flow across the valve.
Time frame: 6 months
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