Vaious types of restraints are used in jiu jitsu. These restraints use a variety of
locking techniques and manipulation of body weight and balance to restrain an opponent without
'breaking' him.
Pinning - a set of standardised techniques for restraining an opponent by the use of locks and er... 'pain'
Holding - Judo style hold downs that are taught as part of jiu jitsu
Strangles - choking and strangling techniques that are used by jitsuka to render an opponent unconscious