Item ID #
Copper 7; Cu7; Gravigard
Polypropylene homopolymer; barium sulfate; nylon thread
Jaime Zipper, M.D., Chile; Harvey Abramson
Manufacturer and Distributor
Searle Laboratories, Chicago, Ill.
36mm (L) x 26mm (W)
Injection-molded polypropylene homopolymer with barium sulfate added for radiopacity formed in the '7'. The cross arm is connected to the stem with a rounded cap. 200mm2 of electrolytic copper wire is wrapped around stem. Nylon thread attached to cervical stem end cap. The Copper 7 received FDA approval in 1974. Outside the United States, the device was distributed under the name Gravigard.
Physical rights to the device and the photograph of such are retained by Loma Linda University. Copyrights are observed in accordance with U. S. copyright laws.
Intrauterine Contraception; Intrauterine Devices; Copper 7; Cu7; Gravigard