CN2305969Y - Polyurethane condom for woman - Google Patents

Abstract

The utility model provides a female condom made of polyurethane for preventing the infection of sexual intercourse and for contraception, which comprises a cylindrical condom body and an elastic ring connected to the open end of the condom body, wherein one end of the condom body is open and the other end is closed. The open end of the condom body is enlarged in the shape of a horn mouth, the closed end is hemispherical and a spongy body of which the shape is matched with the closed end is arranged in the closed end. The utility model can be controlled and grasped by users and is comfortable and safe without side effects. The utility model can prevent loath pregnancy and can effectively prevent the propagation of diseases simultaneously, and particularly can prevent venereal diseases and AIDS.

Description

The polyurethane female condom

This utility model relates to a kind of instrument that prevents sexually transmitted disease (STD) and contraception, particularly relates to a kind of polyurethane female condom.

Female condom is still to be in developing a kind of novel barrier contraceptive device, is the current diseases prevention technology of wideling popularize of the sick Planning Department of the AIDS of the United Nations.Abroad just begun experimentation mid-term than system as far back as the eighties; and clinical practice; the result shows; because female condom is when sexual intercourse; protect wide; can not penetrate for HIV (human immunodeficiency virus) (HIV) and other pathogen, more advantages be arranged than other barrier contraceptive device such as condom, contraceptive diaphragm, spermicide etc.Product has at first dropped into Europe (English, method, Sweden, Switzerland) city's field boundary in 1992, and enters U.S.'s city's field boundary in 1993 by FDA's approval.United States Patent (USP) 4735621 has been introduced a kind of female condom, and its structure is that an end is open, and the sheath cover shape body of other end sealing is connected respectively with blind end in the open end and is provided with elastic ring.

The purpose of this utility model be to provide a kind of protect from infection and contraceptive effect better, use polyurethane female condom more easily.

This utility model polyurethane female condom is to realize like this, it comprises that an end is open, the other end becomes the cylindrical body of hemispherical sealing, is connected the elastic ring of body open end, is placed on its external shape and the identical spongy body of blind end in the body blind end.Wherein, anterior about 3 centimeters of body are horn mouth and enlarge, and to increase its coverage rate, enable to protect from infection effectively.That body adopts is frivolous, soft, lubricate, be difficult for fold, and it is little to rub, and can not permeate for sperm and pathogenic microorganism, and nontoxic, harmless medical (secondary) polyurethane is made.General about 8 centimetres of the elastic ring diameter that horn mouth links to each other, the cover body length is generally 16.5～18 centimetres, about 4～5 centimetres of diameter.The elastic ring at place, body open end is generally solid torus, and about 2.5 millimeters of solid torus ring footpath still makes of polyurethane material, and its function can also prevent during sexual intercourse that the body collar extension is brought into intravaginal except that barrier action.Spongy body soft or hard appropriateness, compression back resilient, and the elastic polyurethane expanded material that can absorb liquid is made, its shape can be hemispherical, spheroidal, the shape of a hoof, hat or other shape, as putting into device, open vagina, play support and fixation in intravaginal, can adsorb spermicide, lubricant even seminal fluid, thereby it is excessive to reduce seminal fluid, improves contraceptive effect.

The operation principle of this utility model polyurethane female condom is, before the sexual intercourse with the hand spongy body that contracts, put into intravaginal, the topped pudendum in its open end, prevent that men and women's genital skin and mucosa from directly contacting, entering intravaginal spongy body has storage spermicide and the effect of absorption seminal fluid, takes out by the tractive outer shroud after the sexual intercourse.

The advantage of this utility model polyurethane female condom is easily to grasp and control for user, use more convenient, do not have sense of discomfort during sexual intercourse, without any side effects, the horn mouth of body open end has increased the outer coverage rate of vaginal orifice, can be when preventing unwillingly pregnancy, effectively protecting from infection property disease, particularly STD and acquired immune deficiency syndrome (AIDS), spongy body is more soft comfortable than internal ring, help applying, have long-range social benefit.

Describe this utility model embodiment in detail below in conjunction with accompanying drawing.

Fig. 1: this utility model structural representation

This utility model polyurethane female condom comprises that an end is open, the cylindrical body 1 of other end sealing, front portion, body 1 open end is horn mouth 2 and enlarges, and is arranged on the elastic ring 3 of body 1 open end, and is placed on the internal energy spongy body 4 that body 1 is supported of body 1 blind end.

Claims (1)

1, a kind of polyurethane female condom, comprise that an end is open, the tubular body of other end sealing, be connected the elastic ring of body open end, it is characterized in that body is cylindrical, the front portion, open end is horn mouth and enlarges, and blind end is hemispherical, is placed with the spongy body that its external shape and blind end shape are coincide in the blind end.