One of most common instruments which is used in ophthalmology is Angular Keratotomes. A small triangular blade, Keratotome used to perform arcuate incisions, are patented and were invented by Khalil Hanna. It creates arcuate incision in a cornea to correct astigmatism. The Angular Keratotomes manufacturers and suppliers provide these products in sterile and effective material, which ensures its original quality.