Is the Dalkon Shield more dangerous than other IUCDs?
نویسندگان
چکیده
منابع مشابه
The Dalkon Shield
The Dalkon Shield was an intrauterine contraceptive device (IUD) that women used in the early 1970s and 1980s. Produced by the A.H. Robins Company in the US, the Dalkon Shield was a contraceptive device placed directly into a woman?s uterus [3] that was supposed to prevent pregnancy [4]. In the 1980s, researchers discovered that the Dalkon Shield caused an array of severe injuries, including pe...
متن کاملClinical experience with the Dalkon shield.
The use of national, multicenter data for IUD assessment is necessar y as they are more representative than those from any single-center study. The Family Planning Research Unit at Exeter University compiled results on the Dalkon Shield from 10-12 centers. The results for 1 year up to September 1972 showed: pregnancy rate 3.8%; expulsion rate 3.9%; and bleeding/pain removal rate 4.6%. The ra...
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Anger is an emotion that drivers often feel and express while driving, and it is believed by researchers to be an important cause of dangerous driving behavior. In this study, the relationships between driving trait anger, driving anger expression, and dangerous driving behaviors were analyzed. The Driving Anger Scale (DAS) was used to measure driving trait anger, whereas the Driving Anger Expr...
متن کاملClinical experience with the Dalkon Shield intrauterine device.
Preliminary acceptability and reliability tests of the Dalkon Shield were done in 377 women over 17 months, amounting to 3,028 months of use. There was a 98% follow-up. The pregnancy rate of 4.7 and expulsion rate of 6.3 do not meet the claims described in initial trials by the developers of the device. Nevertheless, the Dalkon Shield seems to be an advance in intrauterine contraception since i...
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S ince the discovery in 2005 of the essential role of the liver-specific microRNA, miR-122, in HCV replication (1), the mechanism by which it stimulates this process has proved elusive. In PNAS, Li et al. demonstrate thatmiR-122 acts to shield the HCV genome against degradation by the cytosolic RNA exonuclease, Xrn1 (2). Although this may be one way in which this microRNA promotes HCV replicati...
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ژورنال
عنوان ژورنال: BMJ
سال: 1985
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.291.6491.345