| 摘要 |
<p>PURPOSE: To facilitate attachment by performing constitution from a flange part formed on the entire periphery of the opening end part of a sheath body, suiting the sheath body to a vagina shape and holding the opening end part of a contraceptive tool to the outer side of a female body part during intercourse for the flange part. CONSTITUTION: This contraceptive is held in the vaginal opening of a female by the flange part 15 formed around the opening end 16 of the sheath body 10. For the flange part 15, the respective kinds of the shapes are present and they are like a disk-like flange 17 and an almost conical flange 19, etc. The flange part 15 is provided at least with an outer edge part, that is a rib 21, and it is formed by a semi-rigid deformable material and is provided with a function for widening the flange part 15 around the opening of the sheath body 10.</p> |
