Device

Yusei Ring

Developer

Onagi Ikemi

Item ID #

TCC-D1-I-036

Device

Yusei Ring

Device Type

Closed Loop; Plastic & metal

Classification

intrauterine

Composition

Polyethylene; Metal

Developer

Onagi Ikemi, Tokyo, Japan

Manufacturer and Distributor

Yuseiring-sogokenkyu-sho, Tokyo, Japan; Wako Keoki Co., Tokyo, Japan

Size

22mm (H) x 28mm (W)

Description

Variation of the Yusei Ring with the upper crossbar and two inner spokes are formed as one unit, polyethylene encasing a metal wire. The lower arc does not contain the metal wire. The polyethylene coil is attached in two pieces to the lower arc. No cervical threads.

Preview

image preview

Creation Date

1960

Rights

Physical rights to the device and the photograph of such are retained by Loma Linda University. Copyrights and patent rights are observed in accordance with U. S. copyright and patent laws.

Keywords

Intrauterine Contraception; Intrauterine Devices; Japanese IUDs; Yusei

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Image Location

 
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