Are you in the US?
If so, you can flush/clean the eye out with Saline or Veterycin eye gel. The Vetericyn can be applied to the eye to help keep it moist or you can use an eye ointment like Terramycin in the eye.
For the hen (chicken) is that beside the vent? Is her vent intact or is it ripped as well?
You've been given good suggestions from everyone. I hope they both make a full recovery.
I know it's a difficult time, but consider fortifying your coop/run/housing - a predator will return.