Iliaque Os

The iliaque bone (or bone coxal ) is the bone of the basin on which the Fémur is articulated. It is a flat bone of complex form which results from the welding of three distinct bones:

• the ischion;
• the ilion;
• the Pubis.

It is a bone even, asymmetrical, flat and helicoid. There are two bones iliaques which forms with the Sacrum the pelvic belt. The sacro-iliaque articulation has the complex shape in L reversed, which presents very weak movements (Nutation and against-nutation), mainly important during the childbirth, but these articulations condition the base of support of the column by directing the crowned platform, from where their importance in the treatments of osteopathy.

The iliaque bone present:

• a broad upper part, it is the iliaque wing where the Muscles glutei fit;
• an average part. It is occupied by an articular surface, it is the Cavité cotyloïdienne;
• a lower part. She is occupied by a broad opening ovalaire which one calls the ischio-pubic Trou (in the past obturating hole ).