I still think you should add wheels and make a sling out of this thing:
https://www.premier1supplies.com/p/deck-chair
You can restrain them with one of these devices:
https://www.premier1supplies.com/p/gambr...estrainers
https://www.premier1supplies.com/p/restraint-cuffs
https://www.premier1supplies.com/p/deck-chair
You can restrain them with one of these devices:
https://www.premier1supplies.com/p/gambr...estrainers
https://www.premier1supplies.com/p/restraint-cuffs