US 11,969,343 B2
Transcatheter heart valve prosthesis systems and methods for rotational alignment
Frank Harewood, Galway (IE); Taylor Winters, Santa Ana, CA (US); Evelyn Birmingham, Ballybrit (IE); Sara Saul, Minneapolis, MN (US); Victor Kimball, Minneapolis, MN (US); Eric Pierce, Mission Viejo, CA (US); Radhika Bhargav, Mountain View, CA (US); Jeffrey Sandstrom, Scandia, MN (US); and Caitlin Dorff, Santa Rosa, CA (US)
Assigned to Medtronic, Inc., Minneapolis, MN (US)
Filed by Medtronic, Inc., Minneapolis, MN (US)
Filed on Dec. 6, 2021, as Appl. No. 17/543,611.
Claims priority of provisional application 63/193,779, filed on May 27, 2021.
Claims priority of provisional application 63/132,927, filed on Dec. 31, 2020.
Claims priority of provisional application 63/122,404, filed on Dec. 7, 2020.
Prior Publication US 2022/0175524 A1, Jun. 9, 2022
Int. Cl. A61F 2/24 (2006.01); A61B 34/20 (2016.01)
CPC A61F 2/2427 (2013.01) [A61B 34/20 (2016.02); A61F 2/2418 (2013.01); A61B 2034/2065 (2016.02); A61F 2220/0075 (2013.01); A61F 2250/0098 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A method for rotationally aligning a transcatheter heart valve prosthesis within a native heart valve, the method comprising:
percutaneously delivering the transcatheter heart valve prosthesis to the native heart valve, wherein the transcatheter heart valve prosthesis includes at least one imaging marker;
receiving a coronary overlap viewing angle image of the transcatheter heart valve prosthesis within the native heart valve;
determining, based on the coronary overlap viewing angle image and the at least one imaging marker, whether the transcatheter heart valve prosthesis is in a desired rotational orientation; and
if the at least one imaging marker in the coronary overlap viewing angle indicates that the transcatheter heart valve prosthesis is not in the desired rotational orientation, rotating the transcatheter heart valve prosthesis until the transcatheter heart valve prosthesis is in the desired rotational orientation.