Description of a "balloon withdrawal" technique through which the positioning of a second valve can be avoided in case the initial valve was malpositioned. Minimal paravalvular aortic regurgitation was recorded after echocardiographic...
Description of a "balloon withdrawal" technique through which the positioning of a second valve can be avoided in case the initial valve was malpositioned. Minimal paravalvular aortic regurgitation was recorded after echocardiographic...
Description of a "balloon...