Metal (tin or copper) or rubber syringe (1) with which an enema is applied through the vent opening in the rectum, for example to promote bowel movements or to administer medicines or food (2); for humans an irrigator is also used, sometimes an enema.
The enema sprayer for livestock, where one applies 3 to 4 liters (3), is about 60-70 cm long. This one for people, about 20 cm.
See also the syringer for flowers. [MOT]
(1) Exceptionally also glass (BENNION: 170).
(2) Tobacco smoke was sometimes used to reanimate drowning people.
(3) Larousse agricole s.v. lavement.