EXPANDER DEVICE

摘要

Apparatus (9) for radially expanding an expandable member, the apparatus including a plurality of radially moveable fingers (22). The radially moveable fingers (22) can move between two positions ; in a first position, the moveable fingers (22) are radially extended to a form a cone to facilitate radial expansion of the expandable member ; in the second position, one or more of the radially movable fingers (22) can move radially inward so that restrictions in the path of the apparatus can be by-passed.