This man in 1945 England has been prescribed complete<unk>  and accepts assistance so as not to sit up to drink. Complete<unk>  refers to discouraging the person in treatment from sitting up for any reason, including daily activities like drinking water. Placing the head of a<unk>  lower than the foot is sometimes used as a means of simulating the physiology of spaceflight.
Bed rest
Rearrest
Pelvic massage
Traction 
Warm compress
Racal suit
Sitz bath
Vocal rest