Thank you to the Centre For Sight for a fun and interesting history of cataract surgery.
Cataract Surgery History
References:
http://www.rila.co.uk/issues/free/001/2001/v4n2/p61_65/p61_65.html
http://www.centreforsight.com/media/blog/eye-blog/cataract-eye-surgery-through-ages
http://www.straphaeloil.com/book-of-tobit-chapter-11/
https://en.wikipedia.org/wiki/Ophthalmology_in_medieval_Islam