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Abstract
To facilitate manufacture and insertion of the Gyne T 380 IUD, design changes were
Instituted. Copper collars were seated flush at the ends of the horizontal crossbar
of the device. A randomized study of the Gyne T 380 Slimline, the new design, was
undertaken in comparison with the standard Gyne T 380. A total of 996 women were enrolled,
with 698 Slimline insertions and 298 of the standard Gyne T. No statistically significant
difference 1n ease of insertion or in performance was detected between the models.
At one year, the pregnancy rate of each model was below 0.5 per 100 and the continuation
rate was 79–80 per 100. Pelvic inflammatory disease or endometritis was found in one
percent of subjects in the first year. This is the seventh multicenter randomized
study of a collared T IUD with 380 mm2 of copper surface. In all seven, the one-year gross pregnancy rate has been 1.2 per
100 or lower.
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References
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Article info
Publication history
Accepted:
August 10,
1990
Received:
May 22,
1990
Footnotes
☆The Gyne T∗ 380 and the GyneT∗ 380 Slimline Intrauterine Copper Contraceptives are the registered trademarks of Ortho Pharmaceutical (Canada) Ltd.
Identification
Copyright
© 1990 Published by Elsevier Inc.