What is umbilical hernia surgery?

Repair. if one has an umbilical hernia, and hernia defect, and sac it can cause pain and other symptoms. Repair can be done with stitches, mesh material , and surgical techniques.
Depends. It really depends on where in the stomach the hernia is, size, whether it is a recurrent hernia, etc many hernias are repaired with cameras these days (laparoscopic) while others are better repaired open. Abdominal wall hernias (groin, belly button, etc) usually require you to avoid strenuous activity for 4 - 6 weeks after repair. Pain usually resolves in 1 to 3 weeks.