I believe that nurses used items such as sandbags and pillows to prop up a patient's arms and legs in different positions while they were in the Iron Lung. In the 1950s when this Iron Lung was used, the square port at the bottom would have been used for a bedpan.
This video is not intended to provide treatment for anyone. It is an example of how tapeworms were treated in the 19th century. It is not meant to help treat tapeworms today. The Rose Melnick Medical Museum makes no claims that this treatment is effective.