Obliquus Capitis Inferior
Obliquus Capitis Inferior (also known as the Inferior Oblique) is a small muscle that runs posteriorly and inferomedially from C1 to C2. It is situated under the deep cervical vein and comprises the inferior boarder of the suboccipital triangle. It is the only suboccipital muscle that does not attach to the skull.
Base of spinous process and adjoining lamina of the axis.
Along the inferior aspect of the tip of the transverse process of the atlas.
Suboccipital nerve or dorsal ramus of cervical spinal nerve (C1).
Vertebral artery and the deep descending branch of the occipital artery.
Ipsilateral rotation of the atlantoaxial joint.
Trigger Point Referral Pattern
- Agur AMR, Dalley AF (2012). Grant's Atlas of Anatomy (13th ed). Philadelphia, PA: Lippincott Williams & Wilkins.
- Travell JG, Simons DG, Simons LS (1998). Travell and Simons' Myofascial Pain and Dysfunction: The Trigger Point Manual, Volume 1: Upper Half of Body (2nd ed). Baltimore, MD: Williams & Wilkins.