Every single cataract surgeon who has done at least a few thousand cases has encountered a case with a retained lens fragment or chip. This is more common in smaller pupil cases where the nuclear chip can become wedged between the iris and the anterior lens capsule in the ciliary sulcus. This video shows how I flush out these pieces and also how I manage to insert a toric IOL in this eye even though the iris largely covers the toric IOL marks.
