DIETETIC TREATMENT 171 
Whilst the tube and funnel are still full, some of the 
liquid having already passed into the bowel, the funnel 
must be quickly lowered and inverted over a pail or bowl; 
then by tHe simple act of siphonage all the fluid in the 
rectum will run out. The funnel is nowraised again and 
Fic. 20.—RECTAL LAVAGE. 
The upper position of the funnel is that used for pouring water in, 
whilst the lower position allows it to run out. 
A, rectal tube ; B, glass connection ; C, rubber tube; D, funnel ; 
E, the apparatus inverted. 
(Modified from ‘‘ Miiller and Glass,'’) 
the operation repeated, without, of course, removing the 
tube from the rectum. The rectal tube used for this 
purpose has a ¢erminal hole of good size diameter. If 
any air passes in, great pain is often occasioned. 
Ten minutes after the washing process the nutritive 
