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

Claim 12:
13. 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 attached to the primary capsule, wherein the 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,

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 primary capsule is configured to be further proximally retracted relative to the first tube assembly to proximally retract the secondary capsule relative to the first tube assembly from the partially deployed state to a fully deployed state of the delivery device.