flesh wound

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A wound that penetrates the flesh but does not damage underlying bones or vital organs.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun An injury which pierces the skin and causes bleeding, but which does not injure any bones or vital organs, and does not carry a serious threat of death.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a wound that does not damage important internal organs or shatter any bones