Invention Grant
- Patent Title: Delivery system for transcatheter valves
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Application No.: US16866913Application Date: 2020-05-05
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Publication No.: US11701227B2Publication Date: 2023-07-18
- Inventor: Arash Kheradvar , Gregory Scott Kelley
- Applicant: The Regents of the University of California
- Applicant Address: US CA Oakland
- Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
- Current Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
- Current Assignee Address: US CA Oakland
- Agency: Nguyen Tarbet LLC
- Main IPC: A61F2/24
- IPC: A61F2/24 ; A61F2/95

Abstract:
A gimbal handle assembly including: an inner gimbal and an outer gimbal that are concentrically linked and have pivot axes that are orthogonal relative to each other, a spool coupled to and rotatable around the outer gimbal, and a plurality of draw lines attached to the spool in a circumferential configuration, wherein rotation of the spool and/or rotation of the spool and the outer and inner gimbals increases or reduces tension in the draw lines. Also disclosed are a transcatheter valve delivery assembly that includes the gimbal handle assembly, a multi-lumen catheter, a sleeve attached to a distal end of the multi-lumen catheter, and a transcatheter heart valve including an expandable valve frame. Methods of delivering the transcatheter valve to a subject are described, wherein pitch and yaw orientations of the transcatheter valve can be precisely controlled with enhanced degrees of freedom.
Information query
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