Closure device and methods for making and using them

摘要

A method that includes locating an opening in tissue by advancing a member through the opening in tissue and following locating the opening, deploying a medical device to aid with sealing the opening. The medical device includes a plurality of strut members forming a plurality of generally diamond-shaped openings, the plurality of strut member being configured to form an annular shaped structure with the generally diamond-shaped openings extending generally longitudinally relative to a longitudinal axis of the medical device. The medical device further includes a plurality of tissue engaging portions associated with the plurality of struts, each tissue engaging portion being disposed between adjacently positioned generally diamond-shaped openings.

主权项

1. A method comprising:
locating an opening in tissue by advancing a member through an opening in tissue; and following locating the opening, deploying a medical device to aid with sealing the opening, including releasing engagement between the member and the medical device so that a portion of the medical device engages tissue and closes the opening, the medical device comprising:
a plurality of strut members generally biased to a deployed configuration to form a plurality of generally diamond-shaped openings in an annular shaped structure with the generally diamond-shaped openings extending generally longitudinally relative to a longitudinal axis of medical device; anda plurality of tissue engaging portions, each tissue engaging portion being disposed between adjacently positioned generally diamond-shaped openings.