Ude-Hishigi-Sankaku-Gatame (腕挫三角固), also referred to as Ao muke gata ude hishigi (背中方腕挫) in the Canon Of Judo,[1] is one of the official 29 grappling techniques of Kodokan Judo.

It is one of the nine[2] joint techniques of the Kansetsu-waza list, one of the three grappling lists in Judo's Katame-waza,[3] enumerating 29 grappling techniques, and is also demonstrated by Kyuzo Mifune in the video The Essence of Judo.

The triangle is formed by the legs of Tori that cross behind the head of Uke.

The form created by the crossed legs resembles a triangle, hence the name.

[4] Scarf hold triangle armlock defense method Systems: Lists: Variants IJF Official Names: Aliases This article related to judo is a stub.