Patent ID: 11957581
Assignee: MEDTRONIC, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A system for replacing a heart valve of a patient, the system comprising:
a delivery device including:
a first tube assembly comprising a nose piece attached to a distal end of a distal end portion of an inner tube;
a primary capsule configured to be disposed over the distal end portion of the inner tube in a loaded state of the delivery device; and
a secondary capsule is configured to be disposed within the primary capsule and over the distal end portion of the inner tube in the loaded state, the primary capsule comprising a circumferential rigidity that is greater than a circumferential rigidity of the secondary capsule,

wherein the primary capsule is configured to be proximally retracted relative to the secondary capsule and the first tube assembly to a partially deployed state of the delivery device where at least a portion of the secondary capsule is radially expanded outside a distal end of the primary capsule, and wherein the secondary capsule is configured to be proximally retracted relative to the first tube assembly from the partially deployed state to a fully deployed state of the delivery device.