FIELD: medicine, gynecology. SUBSTANCE: contraceptive is designed as Y-shaped plastic part with metal component as copper and silver sockets. These sockets have a plastic interlayering to isolate the metal from endometrium and develop drainage channels that connect the upper and lower uterine parts. EFFECT: higher efficiency and accuracy to prevent women from undesirable pregnancy. 3 dwg
Authors
Dates
1998-02-10—Published
1996-07-24—Filed