The operation is known technically as iridectomy.
"The Sagebrusher" by Emerson Hough
On subsidence of the congestion, as after miotics or iridectomy, the tissues may return to very nearly a normal condition.
"Glaucoma" by Various
Iridectomy, especially if done early in the process, may be of use.
"Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 1" by Various
A large upper iridectomy was made.
"Neuralgia and the Diseases that Resemble it" by Francis E. Anstie