So glad that she is moving around. You will be the best to judge if you should let her do what she feels like or try the sling chair. If a fracture or sprain is present, those can take several weeks to heal. She may want to spend time with some friends, and a wire dog crate with food and water is a safe way. Chickens sometimes will suddenly go into a molt, losing feathers, after a sudden stress. My hen did after being roughed up and chased by a neighbor’s dog. Let us know how she progresses and good luck.