In the free TRAM flap the lower abdominal skin and fatty tissues are removed in their abdominal and rib cage area as well as back provide additional pain relief. (doctor-info.website)
Stitches or staples are used to close your abdominal skin. (acog.org)
This creature has always been considered an oddity because it's one of the few mammals that lays eggs and nurses its young through its abdominal skin, rather than with nipples. (science.howstuffworks.com)