(under the class definition) Subject matter manufactured or adapted to replace or assist a missing or defective anatomical duct, canal or tubular structure which functions to contain and circulate blood within a human body.
SEE OR SEARCH THIS CLASS, SUBCLASS:
12, for similar prosthetic devices for circulating body fluids other than blood.
SEE OR SEARCH CLASS
151+, for surgical mesh, clip, clamp or band including connector elements for hollow body organs and nerve endings,
subclasses 213+ for sutureless closures and subclasses 228+, for sutures and ligatures.