medial arcuate ligaments
me·di·al ar·cu·ate lig·a·ments(mē'dē-ăl ahrk'yū-ăt lig'ă-mĕnts)
One of the Haller arches; a tendinous thickening of the psoas fascia that extends from the body of the first lumbar vertebra to its transverse process on either side. A portion of the diaphragm arises from it.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012