Catheter Assembly With Valve Crimping Accessories
0 Assignments
0 Petitions
Accused Products
Abstract
Valve delivery catheter assemblies including components that limit trauma to the expanded prosthetic valve and body channels as the distal tip of the catheter is withdrawn through the expanded valve and thereafter from the body. In one embodiment, a catheter assembly according to the present invention includes a handle assembly, an introducer sheath, and a distal tip assembly. The handle assembly cap include a fixed main handle and two or more rotating handles that allow a user to control the distal tip assembly of the catheter. A valve retaining mechanism ears be included to assist in retaining the prosthetic valve prior to deployment. Each control knob on the handle assembly controls a portion of the components on the distal tip of the catheter by allowing for precise manipulation of various delivery shafts. Each delivery shaft extends from the handle assembly to respective positions towards the distal end of the catheter.
-
Citations
35 Claims
-
1-16. -16. (canceled)
-
17. :
- A method of implanting a prosthetic heart valve in a patient, comprising;
providing a delivery catheter assembly including a handle assembly and a distal tip assembly; encompassing a compressed prosthetic valve on the distal tip assembly with a first sleeve and a second sleeve of the distal tip assembly; advancing the distal tip assembly that encompasses the prosthetic valve through the patient'"'"'s vasculature to position the prosthetic valve at a native valvular annulus in the patient'"'"'s heart; moving a distal control knob on the handle assembly to move a first elongate member extending from the handle assembly and the first sleeve connected to the first elongate member in an axial direction to release a first portion of the prosthetic valve from the distal tip assembly; moving a proximal control knob on the handle assembly to move a second elongate member extending from the handle assembly and the second sleeve connected to the second elongate member in an axial direction to release a second portion of the prosthetic valve from the distal tip assembly; implanting the prosthetic valve in the patient'"'"'s native valvular annulus; and removing the distal tip assembly from the patient'"'"'s vasculature. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35)
- A method of implanting a prosthetic heart valve in a patient, comprising;
Specification