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A contraceptive vaginal ring is a type of hormonal insert that is placed in the vagina for the purpose of birth control.The rings themselves utilize a plastic polymer matrix that is inlaid or embedded with contraceptive drug. [3]
Vaginal rings (also known as intravaginal rings, or V-Rings) are polymeric drug delivery devices designed to provide controlled release of drugs for intravaginal administration over extended periods of time. The ring is inserted into the vagina and provides contraception protection. Vaginal rings come in one size that fits most people.
A study in The BMJ, with over 1.6 million women, found that users of vaginal rings with ethinylestradiol and etonogestrel have a 6.5 times increased risk of venous thrombosis compared to non-users. [ 19 ] [ 20 ] Epidemiological studies have shown that oral contraceptives that contain desogestrel can increase the risk of blood clots (venous ...
As the boys grew older, these pins would be decorated and they would later fasten bluntly spiked rings for the stimulation of their sex partners. In Barangay , his study of 16th century Philippine ethnography, Scott wrote, "these ornaments required manipulation by the woman herself to insert and could not be withdrawn until the male organ was ...
At each end there is a flexible ring. At the closed end of the sheath, the flexible ring is inserted into the vagina to hold the female condom in place. The other end of the sheath stays outside the vulva at the entrance to the vagina. This ring acts as a guide during penetration and stops the sheath from shifting during intercourse.
The insert contains inner polyethylene terephthalate fibers to induce inflammation, causing a benign fibrotic ingrowth, [24] and is held in place by flexible stainless steel inner coil and a dynamic outer nickel titanium alloy coil. [24] Unlike temporary methods of birth control, the Essure inserts do not contain or release hormones. The ...