DEVICES AND METHODS FOR CRIMPING A MEDICAL DEVICE

摘要

Devices, systems, and methods for crimping a medical device are disclosed. More specifically, the present disclosure relates to devices, systems, and methods for reducing the diameter of a collapsible heart valve prosthesis to be loaded onto a delivery device. The devices, systems, and methods using at least one funnel to crimp the heart valve prosthesis and load it onto the delivery system.

主权项

1. A system for crimping a prosthetic valve comprising:
a first funnel, the first funnel comprising a first diameter, a tapered section, and a second diameter smaller than the first diameter; a second funnel, the second funnel comprising a first diameter, a tapered section, and a second diameter smaller than the first diameter; a delivery device, the delivery device comprising a strut support and an outer sheath, at least a portion of the delivery device configured to extend through the first funnel and the second funnel; and an actuator, the actuator configured to attach to the prosthetic valve and pull the prosthetic valve through at least one of the first funnel and the second funnel; wherein the first diameter of the first funnel is larger than the first diameter of the second funnel.