explant

noun

1. Any portion taken from a plant or an animal that will be used to initiate a culture. It can be a portion of the shoot, or of the leaves, or even just some cells.

verb

1. To remove something, such as a medical device, that has been implanted.

   “Fifty chapters are dedicated to this subject and explain complex issues such as managing radiation induced urethral stricture, reconstruction of the neophallus urethra, methods of explanting urethral stents, and salvaging failed slings and artificial urinary sphincters.”