EMH: The implant is deteriorating. Her nervous system is stabilising. Nice work, Kes. Unconventional but effective.
[Medical lab]
(Later, the EMH shows Janeway an artificial eye.)
EMH: They say the eye is the window to the soul. In this case it's a little bit more. I've fabricated this artificial organ to replace her eyepiece, but I've had to retain some of the Borg circuitry along the optic nerve. As a result, she'll have increased acuity in one eye. Note how perfectly I've matched the pigment of the iris to her human eye.