1 Search this site for: Harley Quinn Â· Harleen Quinzel (New Earth) 2  Search the Forums for: Harley Quinn Â· Harleen Quinzel (New Earth) 3  Discuss this and other characters on the forums. â  Detective Comics #850.
debridement-surgical removal of foreign material and dead tissue from a wound in order to prevent infection and promote healing.
What is Debridement? Debridement is the process of removing dead tissue from wounds. The dead tissue may be black, gray, yellow, tan, or white. Foreign material may also be on the wound. It may need to be removed. Your wound care doctor will let you know if dead tissue needs to be removed from your wound.