Anchoring system and methods therefor

摘要

An anchoring system including an anchor including a shank with an expandable portion and a wedge arranged to wedge against the expandable portion, the expandable portion having a first portion thicker than a second portion thereof. There is also disclosed an anchoring system including an anchor including a shank with an expandable portion and a wedge arranged to wedge against the expandable portion, and a biasing device adapted to exert an outwardly directed expanding force against the expandable portion.