cricothyroid membrane


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cri·co·thy·roid mem·brane

one of the bilateral membranes extending between the arch of the cricoid cartilage and the inferior edge of the thyroid lamina on each side of the midline, which is occupied by the thicker median cricothyroid ligament.
See also: conus elasticus, median cricothyroid ligament.
Farlex Partner Medical Dictionary © Farlex 2012

cricothyroid membrane

The membrane connecting the thyroid and cricoid cartilages of the larynx.
See also: membrane
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
This study was carried out to compare the usual methods of anaesthetizing the vocal cords by the spray as you go" technique through the bronchoscope with the less commonly practiced method of injecting lignocaine through the cricothyroid membrane by a small gauge needle.
If the spike is used, "you don't even have to make an incision through the skin: This spike is so sharp, you just plunge that right into the cricothyroid membrane," he said.
Cricothyroid membrane puncture with special cannula.
Three cases of post-extubation stridor due to suspected laryngospasm are described in which a small dose of lignocaine injected intra-tracheally, through the cricothyroid membrane, produced rapid and effective relief of stridor with no early recurrence or side-effects.
A 20-year-old man with Morquio syndrome (Type IV mucopolysaccharidosis) had had a tracheostomy only possible via the cricothyroid membrane to bypass obstruction at the laryngeal inlet caused by infiltration of glycosaminoglycan.
Inferior extension can take a cyst through the cricothyroid membrane and into the paratracheal region.
Cricothyroidotomy allows direct access to the trachea through the cricothyroid membrane between the cartilages.