METHOD TO SECURE AN ELASTIC COMPONENT IN A VALVE

摘要

An apparatus for controlling fluid flow to provide long-term access to the vascular system, and methods of making the same, are disclosed. Exemplary embodiments of the present invention describe a wedge or other similarly shaped geometrical features for fixing an elastic component and controlling an internal stress of the elastic component.

主权项

1. A device to provide access to the vascular system of a patient, comprising:
a valve component comprising a first mateable housing portion, a second mateable housing portion, a recess defined by at least one of the first and second mateable housing portions, and a flexible membrane comprising a slit configured to open under a threshold fluid pressure and an outer portion displaced into the recess by at least one of the first and second mateable housing portions; and a catheter in fluid communication with the valve component.