By fastening the IOL to the ciliary body, and making it from a material which can change focal length with shape or position, the need for glasses after cataract surgery can be reduced.
This is called The Crystalens IOL has been shown to give 90% of patients implanted had a near visual acuity of J3 or better, while only 15% of patients with a fixed focus IOL had that vision.
These accommodations may well benefit the general population.
Many women are more comfortable having a pelvic exam performed by a female doctor, for example, and most would welcome a hospital gown that is more modest. Halal food is food that adheres to Islamic dietary regulations, and includes provisions such as the exclusion of pork.
As one said, “If they see a nun walking through the hospital, they say...