Item ID #
Double Coil; Marco-Nash Coil
Polyethylene ?; Barium sulfate ?
John L. Marco; W. Nash
18mm (H) x 28mm (W)
Small double coil spiral. John L. Marco, the inventor, claims that this device was first used at Lenox Hill Hospital in 1957.
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; Double Coil; Marco-Nash