Date of Award

Fall 1989

Document Type

Thesis - Restricted

Degree Name

Master of Science (MS)

Department

Biomedical Engineering

First Advisor

Myklebust, Joel

Second Advisor

Pintar, Fran

Third Advisor

Harris, Gerald

Abstract

This research was conducted to determine the morphological characteristics of the cervical spinal ligaments. Five fresh human cadavers were used. The subjects were deep frozen in the normal anatomic position. Four subjects were sectioned sagittally for original length measurements, and one axially for cross-sectional area using a heavy duty cryomicrotome. Close-up photographs at 1-mm intervals from the occiput to the Tl vertebra were taken. The ligaments studied in the upper cervical spine were the anterior atlanto-occipital membrane, posterior atlanto-occipital membrane, tectorial membrane, and apical ligament. The middle and lower cervical ligaments were the ligamentum flavum, posterior and anterior longitudinal ligaments, interspinous and supraspinous ligaments, and the joint capsules. Results indicated that the ligament lengths increased caudally; there were no significant trends in area measurements. Using the morphological characteristics and previous published data from our lab, the engineering biomechanical stress and strain were calculated.

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