| 摘要 |
A set for containing and applying into a human anatomic cavity a metered quantity of doughy medical or contraceptive substance consisting of an expendable cannula (1) and of a piston carrying rod (7). The cylindrical hollow (2) of the cannula is filled in with the medical or contraceptive substance and is closed at both ends (10, 11) by easily removable closing means (3, 5). At the moment of using the set, the closing means are removed by the fingers, the piston (9) is introduced into the proper end (10) of the hollow (2), the cannula (1) is introduced into the anatomic cavity and the rod (7) is pushed along the hollow (2) untill all the substance is ejected. |
