Crossing the aortic annulus with a prosthetic valve was impossible due to severe calcification. A snare-catheter technique was used to centralize the entire system with the aortic orifice.
Crossing the aortic annulus with a prosthetic valve was impossible due to severe calcification. A snare-catheter technique was used to centralize the entire system with the aortic orifice.
Crossing the aortic annulus with...