A Richter's Hernia can be an unusual form of hernia that contributes to strangulation. Just one Section of the bowel wall turns into caught within the hernia. The belly button, or umbilicus, is the place the umbilical wire attaches the fetus for the mother allowing blood circulation for the fetus. https://maps.app.goo.gl/Kmh9rubJKtZqnf9L8