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The purpose of the puncture is to restore a person’s ability to speak after the vocal cords have been removed. This involves creation of a fistula between the trachea and the esophagus, puncturing the short segment of tissue or “common wall” that typically separates these two structures. A voice prosthesis is inserted into this puncture.
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The human vocal cords are roughly 12 – 24 mm in length, and 3–5 mm thick. [9] Histologically, the human vocal cords are a laminated structure composed of five different layers. The vocalis muscle, main body of the vocal cords, is covered by the mucosa, which consists of the epithelium and the lamina propria. [10]
Voice therapy consists of techniques and procedures that target vocal parameters, such as vocal fold closure, pitch, volume, and quality. This therapy is provided by speech-language pathologists and is primarily used to aid in the management of voice disorders, [1] or for altering the overall quality of voice, as in the case of transgender voice therapy.
As a result, Nyong'o's vocal cords paid the price. At one point in her recording sessions, which took years to complete, Sanders was notified that Nyong'o needed to go on vocal rest.
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The vocal folds vibrates in a ‘V’ shape and produces sounds when air passes between the lungs and the glottis. [4] The vestibular cords are mucosal folds that sit above the vocal cords. The mucus produced by the vestibular cords assists in lubricating the vocal cords and prevents any food or liquid entering the breathing passages.
Thyroplasty is a phonosurgical technique designed to improve the voice by altering the thyroid cartilage of the larynx (the voice box), which houses the vocal cords in order to change the position or the length of the vocal cords.