part of part of knee joint cruciate ligament of knee intracapsular ligament FMA:44611 One of a pair of ligaments arranged like a letter X.[1] They occur in several joints of the body, such as the knee. In a fashion similar to the cords in a toy Jacob's ladder, the crossed ligaments stabilize the joint while allowing a very large range of motion[WP]. cruciform ligament cruciate ligament galen:CruciateLigament UBERON:0006659 Wikipedia:Cruciate_ligament ligament of knee joint cruciate ligament of atlas