Apparatuses for crimping and loading of intraluminal medical devices
First Claim
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1. A system comprising:
- a crimping apparatus for reducing the diameter of the medical device from a first diameter to a second diameter, the crimping apparatus having at least three coupled, movable blades that form an aperture whose size may be varied;
a loading apparatus for loading the medical device into the catheter delivery assembly, the loading apparatus matingly engaged with the crimping apparatus;
a fluid system in fluid communication with at least the crimping apparatus, wherein the fluid system conveys a pressurized, cryogenic fluid to transfer the medical device into the aperture of the crimping apparatus.
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Abstract
Crimping apparatuses for reducing the diameter of an intraluminal medical device from a first diameter to a second diameter prior to loading the medical device into a catheter delivery system and loading apparatuses for introducing the medical device into a catheter delivery system, the devices constructed and arranged for matingly engaging one another, combinations thereof, and methods of using the devices.
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Citations
8 Claims
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1. A system comprising:
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a crimping apparatus for reducing the diameter of the medical device from a first diameter to a second diameter, the crimping apparatus having at least three coupled, movable blades that form an aperture whose size may be varied; a loading apparatus for loading the medical device into the catheter delivery assembly, the loading apparatus matingly engaged with the crimping apparatus; a fluid system in fluid communication with at least the crimping apparatus, wherein the fluid system conveys a pressurized, cryogenic fluid to transfer the medical device into the aperture of the crimping apparatus. - View Dependent Claims (2, 3, 4)
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- 5. A loading apparatus for loading a stent into a catheter delivery system, said loading apparatus matingly engaged with a crimping apparatus for reducing the diameter of the stent from a first diameter to a second diameter, said crimping apparatus comprising at least three coupled, movable blades which form an aperture whose size may be varied, said loading apparatus having a shaft with a lumen and a plug engaged with the lumen of the shaft, the plug having a length that is slightly less than the length of a strut of the stent.
Specification