طرق منع الحمل
دكتورة أزيتا نصيري
طهرانأخصائي أمراض النساء والتوليد
مراجعة وسائل منع الحمل
لطرق منع الحمل أنواع مختلفة. سنتناول في هذه المقالة طرقًا مختلفة لمنع الحمل.

ماذا يعني منع الحمل؟
تعني الوقاية من الحمل استخدام الأدوات أو الأدوية أو الطرق الجنسية أو العمليات الجراحية لمنع تكوين الحيوانات المنوية أو الحمل.
بهذه الطرق يستطيع الإنسان اختيار موعد إنجاب الطفل وتأجيله. هناك أدوات وأساليب مختلفة للرجال والنساء
التي تساعد على منع الحمل، والتي سنتعرف على بعضها في المقالات التالية.
1. الطرق الطبيعية
لا تستخدم طرق منع الحمل بالطريقة التقليدية أي أدوات أو أدوية، ولكن في هذه الطريقة يتجنب الشخص الإيلاج أثناء ممارسة الجنس.
أو في حالة الإيلاج، عندما يقذف الرجل يقوم بسحب قضيبه من المهبل لينزل خارج المهبل. وبالطبع فإن نسبة فعالية هذه الطريقة لا تتجاوز 80%، وهذا القدر من الفعالية يعتمد أيضًا على دقة تنفيذها.2. الأدوات
ومن بين وسائل منع الحمل الأخرى يمكن أن نذكر استخدام وسائل منع الحمل. تمنع هذه الأدوات الحيوانات المنوية من الوصول إلى البويضة
أو قد يحتوي بعضها أيضًا على مواد تدمر الحيوانات المنوية. ومن أدوات الوقاية هذه يمكن ذكر ما يلي:
الواقي الذكري
يمنع الواقي الذكري دخول الحيوانات المنوية إلى المهبل ويمنع الحمل. This device is a covering made of polyurethane or latex, which a man puts on his penis before penetration.
It should be noted that this device, in addition to being one of the contraceptive methods, is also used as a prevention of various sexually transmitted diseases.
According to statistics, its effectiveness is 82%. This tool can be purchased from pharmacies or even stores.Female condom
The female condom is made of polyurethane and there is a flexible ring on both sides, one of these rings is placed behind the pelvis to keep the condom in place, and the other ring remains outside the vagina.
It may be placed in the vagina before entering the spermicide and destroy the sperm.
The effectiveness of the female condom in preventing pregnancy is 79%. You can get a prescription for female condoms from the pharmacy.
Sponge
The sponge is inserted into the vagina to prevent pregnancy and its hollow part is placed above the uterus.
The foam goes into the vagina using the device and destroys the sperm, and the sponge prevents the sperm from reaching the egg. If the woman is already pregnant, the effectiveness of the sponge will decrease.
Aperture
The diaphragm is a semi-circular rubber tool that enters the vagina and is placed above the uterus.
If the diaphragm is used together with spermicide, the effectiveness of preventing pregnancy is about 88%, but if it is used only about 77-83% is effective.
Cervical cap
This device is similar to a thimble and is made of latex, which is placed on the cervix and prevents entry
Sperm returns to the uterus. Before placing this device on the cervix, it is necessary to fill one third of it with spermicide.
Its effectiveness when used with spermicide is about 88% and alone 77-83%.
Injection
The birth control pill is a type of progesterone drug that has a long-term but compensable effect. The name of this drug is Depo Prora, also known as Depo or DMPA.
The effective rate of this pill is 94%, and the possibility of pregnancy increases as the pill wears off.
3. Types of medicine
Using medicine is also considered as one of the contraceptive methods. This method varies from pills to tools that are implanted by an obstetrician. Among the items used in this method, the following items can be mentioned:
Intrauterine Device (IUD)
The intrauterine device is a small and flexible device that is placed in the uterus by a gynecologist.
This device has two types, copper and hormonal. And it remains in the uterus until the person does not want to get pregnant. Depending on its type, the duration of use is from 3 to 10 years and it is more than 99% effective.
Contraceptive pill
The birth control pill is taken every day and contains two hormones, estrogen and progestin, which prevent ovulation and also cause the uterine wall to become thinner. Its effectiveness is about 91-95%.
Contraceptive adhesive
Contraceptive adhesive is placed on the skin and produces synthetic estrogen and progestin hormones.
This sticker is placed on the abdomen or buttocks every week for 3 weeks, and its effectiveness is 91%.
vaginal ring
The contraceptive ring is a flexible plastic ring that releases a small dose of estrogen and progestin within 3 weeks and prevents ovulation
And it also thickens the cervical mucus so that the sperm cannot move easily. Its effectiveness is 99%.
Implant
The implant is a rod with a progestin core that is placed under the skin of women's arms. The effect of the implant is up to 4 years, but it can be removed if you want to get pregnant. Its effectiveness is 99%.
emergency pill
The emergency contraceptive pill, which is known as the morning-after pill, can prevent pregnancy after penetration. This pill prevents ovulation, pregnancy or sperm formation.
This pill can be used up to 72 hours after penetration. During the first 24 hours, its effectiveness is 95%.
Also read about: similarities in pregnancy symptoms and ovarian cysts
4. Permanent methods of contraception
Among other types of contraceptive methods, permanent or sterilization methods can be mentioned.
This method is indicated in women by closing the fallopian tubes and implantation of the fallopian tubes. In men, the vasectomy method is also used, in which the tubes through which the sperm reaches ejaculation are closed.

Summary
Pregnancy prevention methods have different types, including natural methods, permanent methods, types of drugs and the use of different tools, which we discussed in this article.
For more information in this field, you can visit the site Dr. Azita Naseri.