Item ID #
Onagi Ikemi, Tokyo, Japan
Manufacturer and Distributor
Yuseiring-sogokenkyu-sho, Tokyo, Japan; Wako Keoki Co., Tokyo, Japan
24mm x 27mm
Polyethylene polymer with nylon thread coiled around outer ring. Central disc with upper bar and two lower curved spokes. Device is pale green. No cervical threads.
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 and patent laws.
Intrauterine Contraception; Intrauterine Devices; Yusei Ring; Japanese IUDs