Small joint manipulation, in grappling, refers to twisting, pulling or bending fingers, toes, wrists and ankles to cause joint locks in the various joints in those appendages.
Krav Maga is an Israeli self-defence system. Developed for the Israel Defense Forces, it is known for its focus on real-world situations.
Small joint manipulation
…taping of the wrists. Small Joint Locks are, however, taught as a self-defense and pain compliance technique, for instance in hapkido, Chin Na, jujutsu, Krav Maga, and aikido. Armlock…
Krav Maga course at an Israeli paratroopers school in 1955
IDF soldier sparring in full combat gear
US Air Force and British Royal Air Force security personnel during Krav Maga training.