Unable to walk. Us. her age is now 50+

Hello Doctor, My mother got fracture in foot last year which got healed too. After that she started using walker for support purpose and from which she increased shoulder pain due to stress for which she got into complete bed rest from Feb month.Though she have appetite but unable consume food due to gastric related issues.and lost weight very much in very short time. Now she is able to stand but unable to walk as she is feeling so weak from inside. And one morething she is a polyopaitent effected leg is left and now the same leg having issue. Due to all these conditions unable to bring her to any hospitals and top of Covid situations. Please help. Each answer can bring hope in us. Her age is now 50+ Thank you