Patent attributes
A collapsible capsule including a first annular body portion having a first annular body portion proximal end, a first annular body portion distal end and a first annular body portion diameter, the first annular body portion proximal end comprises an opening, a second annular body portion having a second annular body portion proximal end, a second annular body portion distal end and a second annular body portion diameter that is smaller than the first annular body portion diameter, the second annular body portion distal end is a closed end, and an intermediate annular body portion extending from the first annular body portion distal end to the second annular body portion proximal end.