“amputating”造句，怎麼用amputating造句

Objective: To study the influence of amputating cricopharyngeal muscle and unilateral pharyngeal constrictor after total laryngectomy on vocal restoration.

Over the next several days, he drank his own urine to stay hydrated and experimented with the idea of amputating his arm with a pocketknife, but he had no way of sawing through two bones in his arm.