The different varieties of injection apparatus which are specially named are as follows:

(1) Rectal: Greek, κλυστήρ, -ῆρος; Latin, clyster.

(2) Vaginal: Greek, μητρεγχύτης; Latin, clyster.

(3) Uterine: Greek, μητρεγχύτης; Latin, clyster.

(4) Bladder: Greek, εὐθύτρητος καθετήρ; Latin, clyster.

(5) Nasal: Greek, ῥινεγχύτης; Latin, rhinenchytes.

(6) Ear: Greek, ὠτεγχύτης; Latin, oricularius clyster.

(7) Sinus: Greek, πυουλκός; Latin, oricularius clyster.

Rectal Clyster.

Early Egyptian writings refer to rectal enemas: numerous prescriptions, including several for nutrient enemas, are given.