👉 Cricoidectomy is a surgical procedure that involves removing the clefts of the cricoids, which are two small openings on the sides of the nose. The cricoids are responsible for protecting the nasal passages and other structures within them from foreign bodies or irritants. The procedure is often used to treat conditions such as allergic rhinitis (a common allergy that causes inflammation around the nasal passages) and cysts or tumors in the cricoid sac, which can cause symptoms