what about a socket and plug. (the male would be the plus- two prongs in the lower region, female would have two parallel lines(horizontal) in her lower region)
Or what about a person who didnt survive surgery..or left surgery early..with the intestines showing- in light pink balloons (the skinny waterballon kind) fill with red jello (tie it in a knot- have it form jello in the fridge - or have already made jello and use a cake decorating tool-for icing- to squeeze the jello into the ballon to form long and various shapes- tie to a shirt (or hospital gown) in the tummy area (use strings to hold in place) using a needle poke one or several balloons (intestines) so that a slight leakage would occur