The diaphragm is a shallow rubber cap with a rim made of a fine, flexible spring (Figure 4.1). It fits snugly and comfortably across the upper vagina, covering the entire cervix, thus preventing sperm ...

Donna J. Drucker is senior adviser in English as the Language of Instruction at Technische Universität Darmstadt, Germany. She’s most recently the author of Contraception: A Concise History. This ...

If a contraceptive method is 90 percent effective, some people believe it fails 10 percent of the time, that they’re fated to get pregnant one out every 10 times they have sex using it. Actually, this ...

The cervical cap is a small, deep latex cup with a firm but flexible rim around the open end. It is 1 1/4 to 1 1/2 inches long and looks like a large rubber thimble. It fits snugly over the cervix and ...