Tools and devices for performing minimally invasive abdominal surgical procedures

摘要

A paragastrically, extragastrically implantable device comprising: an expandable member having a main body portion which, when in an expanded configuration, extends along a central axis of curvature that extends substantially in a single plane, said main body having a superior portion and an inferior portion, wherein said superior portion has a substantially larger cross-sectional area than a cross-sectional area of said inferior portion when said expandable member is in an expanded configuration; said expandable member further comprising a superior lobe portion extending along a transverse axis that is transverse to said central axis of curvature at a location from which said superior lobe extends.