Cricotracheal ligament

The cricotracheal ligament connects the cricoid cartilage with the first ring of the trachea.

It resembles the fibrous membrane which connects the cartilaginous rings of the trachea to each other.

References

This article incorporates text in the public domain from page 1077 of the 20th edition of Gray's Anatomy (1918)

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Anatomy of the larynx
Cartilage	major/unpaired: Epiglottis Vallecula Thyroid Adam's apple Cricoid minor/paired: Arytenoid Vocal process Muscular process Corniculate Cuneiform
Ligaments/folds	extrinsic ligaments: Hyoepiglottic ligament Thyrohyoid membrane Lateral ligament Median ligament Thyroepiglottic ligament Cricotracheal ligament intrinsic ligaments, upper: Quadrangular membrane Aryepiglottic Vestibular ligament/Vestibular fold intrinsic ligaments, lower: Cricothyroid ligament Median Lateral/Conus elasticus Vocal ligament/Vocal folds
Laryngeal cavity	Laryngeal inlet Vestibule Rima vestibuli Ventricle Rima glottidis/Glottis Infraglottic cavity
Laryngeal muscles	Cricothyroid Cricoarytenoid posterior lateral Arytenoid oblique arytenoid aryepiglottic transverse arytenoid Thyroarytenoid vocal thyroepiglottic
Other	Cricothyroid articulation Cricoarytenoid articulation