Implantable occluder for a body duct

Description

FIG. 1 is a top plan view of an implantable occluder for a body duct showing our new design, a bottom plan view thereof being plain and unornamented;

FIG. 2 is a left side elevational view thereof, an opposite side elevational view being identical thereto;

FIG. 3 is a larger scale end elevational view thereof; and,

FIG. 4 is an end elevational view thereof opposite that shown in FIG. 3, and on the same larger scale.