SYSTEMS AND METHODS FOR ATTACHING A PROSTHESIS WITHIN A BODY LUMEN OR HOLLOW ORGAN
1 Assignment
0 Petitions
Accused Products
Abstract
Systems and methods introduce and deploy prosthesis into a blood vessel or hollow body organ by intra-vascular access. The prosthesis is secured in place by fasteners which are implanted by an applier that is also deployed by intra-vascular access. The applier is configured to permit controlled, selective release of the fastener in a step that is independent of the step of implantation.
-
Citations
43 Claims
-
1-20. -20. (canceled)
-
21. A tool for applying an implantation force to a fastener sized and configured for implantation in tissue in response to an implantation force applied according to prescribed conditions, the tool comprising:
-
a tool body; a driven member carried by the tool body and being operable to apply the implantation force; a mechanism on the driven member to couple the fastener to the driven member to transfer the implantation force from the driven member to the fastener; and a controller coupled to the driven member, the controller including; an initial phase operating the driven member to apply the implantation force under conditions than are short of the prescribed conditions; a lull phase commencing at the end of the initial phase interrupting operation of the driven member; a final phase operating the driven member under conditions that supplement the conditions of the initial phase to achieve the prescribed conditions, the controller requiring, after the initial phase, a prescribed command to advance from the lull phase to the final phase. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32)
-
-
33. An assembly for applying an implantation force to a fastener sized and configured for implantation in tissue in response to an implantation force, the assembly comprising:
-
a tool body; a driven member carried by the tool body and being operable to apply the implantation force, the driven member comprising a drive actuator to operate the driven member; and a mechanism on the driven member operable in a first condition to couple the fastener to the driven member to transfer the implantation force from the driven member to the fastener, the mechanism being operable in a second condition to release the fastener from the driven member, the mechanism comprising a second actuator operable independent of the drive actuator to place the mechanism in the second condition. - View Dependent Claims (34, 35, 36, 37, 38, 39, 40, 41, 42, 43)
-
Specification