Aaron Filler, MD, PhD

Trulli Trulli

Oxford University
Press On-Line

About the Book
Table of Contents
Search this site
[ivory-search id="2053" title="Default Search Form"]
Spine Links
Search: National Library of Medicine
Buy from
Find a Doctor at
Sponsored Links
Center for Advanced Spinal Neurosurgery - visit Neurography Institute - vist

Glossary – O

Glossary – O


obex: Opening in the floor of the fourth cerebral ventricle through which spinal fluid enters the center of the spinal canal.


oblique X-ray: X-rays taken from an angle that allows for a direct view through the nerve canal or foramina. 


obturator: An opening in the low pelvis.


occipital condyle: The joint at the base of the skull that articulates with the upper part of the first cervical vertebra.


occipital muscles: Muscles behind the back of the neck that reach the back of the skull.


occiput: The back of the skull.


operating microscope: A type of microscope that is used for surgery, typically spinal surgery, that provides a 3-dimensional magnified view with superior lighting.


opiates: Narcotic medications.


OPLL (ossification of the posterior longitudinal ligament): An abnormal bone formation within the spinal canal, along the dura that is anterior to the spinal cord and posterior to the vertebrae. 


osteoblast: A type of cell that generates new bone.


osteoclast: A type of cell that can digest or destroy bone.


osteoconductive: material that helps provide a medium for bone formation.


osteocyte: A bone cell.


osteogenesis: The formation of new bone.


osteogenic proteins: Proteins that promote the formation of new bone.


osteoinductive: Proteins and materials that encourage the body to produce osteogenic proteins. 


osteomyelitis: An infection of bone.


osteophyte: A bone spur.


osteoporosis: Softening of bone due to loss of calcium, typically with age.

Related Post:  The Complete Spine

Share this post

About the author

Site Map
Privacy Policy
About Dr. Filler Back Pain Guide Home Illustrations List Oxford University Press Table of Contents
Amazon Privacy Information