What are special types of inguinal hernias?

Sliding hernia (Portion of wall of hernia sac is composed of an organ eg Cecum on right side and sigmoid colon on left side, occasional bladder involvement, related to posterior fixation of large bowel or other sliding organs) Richter's hernia (only part of circumference of bowel becomes incarcerated/strangulated at narrow neck of hernia) Littre's hernia (strangulated/incarcerated portion is diverticulum, usually Meckel's diverticulum)