Maybe-- it matters
why she developed paralysis, and if it has done any lasting damage. You may want to do some detective work. If you go to this link and scroll down to "Symptoms and Disease Details" there is a list of many ailments that can cause paralysis, from simple injury to complicated disease:
https://www.backyardchickens.com/a/the-great-big-giant-mareks-disease-faq
See if anything might fit for your hen. For example, your approach for helping her would vary depending on if it was an injury, or a vitamin deficiency, etc...
No matter what caused it, you can probably expect to do some "physical therapy" with her after she has been immobile for a month.
What is she currently eating?