KENTUCKY INSTRUCTIONS TO JURIES—CRIMINAL (KIJ-Cr 2013)
CHAPTER 3.
KIJ-Cr §3.12 Dangerous Instrument

Dangerous Instrument: Means any instrument, [including parts of the human body when a serious physical injury is a direct result of the use of that part of the human body,] article, or substance which, under the circumstances in which it is used, attempted to be used, or threatened to be used, is readily capable of causing death or serious physical injury.