DELIVERY SYSTEMS FOR PROSTHETIC HEART VALVE

Abstract: a delivery apparatus can include a handle, a first annular shaft having a proximal end portion coupled to the handle and a distal end portion, a second annular shaft extending coaxially over the first shaft and having a proximal end portion coupled to the handle and a distal end portion, an extension portion having a proximal end and a distal end, the proximal end coupled to the distal end portion of the second shaft, a shoulder, the shoulder having a flared end portion configured to abut a prosthetic valve positioned around the first shaft in a radially compressed state, and at least one radiopaque marker disposed on the extension portion at a location within the prosthetic valve when the prosthetic valve is in a radially compressed configuration on the first shaft.

Inventor(s): Michael C. Murad, Michael R. Bialas

CPC Classification: A61F2/2433 ({Deployment by mechanical expansion})

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