Device

Yusei Ring

Item ID #

TCC-D1-I-007

Device

Yusei Ring

Device Type

Closed Loop

Classification

intrauterine

Composition

Polyethylene; Nylon

Developer

Onagi Ikemi, Tokyo, Japan

Manufacturer and Distributor

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

Size

24mm x 27mm

Description

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.

Preview

image preview

Creation Date

1960

Rights

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.

Keywords

Intrauterine Contraception; Intrauterine Devices; Yusei Ring; Japanese IUDs

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Image Location

 
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