Start with gathering blankets, hot water, a first-aid kit, any sort of bandages they might have.
She grimaced when he peeled back the final layer of bandages to reveal the gouge and broken bones beneath.
It didn't have the kind of bandages she suspected he'd need for his shoulder, so she turned several towels into thick bandages and added them to the pile.
"You know anything about bandages?" he asked.
The appendix de Benedictionibus to the Rituale Romanum contains formulae, often of much simple beauty, for blessing all manner of persons and things, from the congregation as a whole and sick men and women, to railways, ships, blast-furnaces, lime-kilns, articles of food, medicine and medical bandages and all manner of domestic animals.