The ring on the cervix during pregnancy
Premature birth is always better to prevent than to care for a premature baby is not fully formed visual, vestibular, muscular system. One of the causes of the causes of premature cervical dilatation and fetal expulsion is isthmic-cervical insufficiency. The cervical canal simply cannot hold the amniotic fluid and the load created by the fetus, which causes the opening of the cervix. To prevent premature disclosure of midwives use the ring on the cervix that holds the fruit inside, also called obstetric pessary, or ring Mayer.
Who is a pessary?
Obstetric ring is a circular plastic device that fits over the vaginal portion of the cervix, preventing its disclosure. Design contains small holes allowing it to be held a secret through the pessary in the cervix.
Principle of operation:
- the pressure of the uterus is redistributed on the front wall;
- the cervical canal is tightly fixed to one of the vaults of the vagina;
- during the blending device is formed mucus plug that prevents infection in a reproductive way.
The only indication for the staging of cervical rings is the weakness of the cervical sphincter (cervical insufficiency). The risk of such complications occur when a multiple pregnancy, pathology of connective tissue, as well as for posttraumatic changes of the cervix.
Also the diaphragm is superimposed, if you were previously imposed seams on the cervix, which subsequently exploded, or failed to perform its function fully. A relative indication is uterine prolapse because of the patient this category must be under the constant supervision of an obstetrician-gynecologist, but pregnancy is completely different.
After installing the pessary, a woman should not feel much discomfort, so it should be carefully selected taking into account individual peculiarities of the organism of every woman.
Despite the positive side, the pessary has contraindications for installation:
- narrow anatomical passages of the vagina;
- bleeding from the genital tract.
If there is any inflammation of the vagina, the cervix, the ring is set immediately after the special anti-inflammatory therapy aimed at reducing oedema.
After installation, the vaginal ring a woman may feel slight discomfort, which takes place 12 hours later. In the case of sliding of the pessary, will experience discomfort in the lower abdomen, possible arching in pain. In the presence of these symptoms after installing, you should immediately contact your doctor to re-install the rings.
Types of vaginal ring
There are many types of the necessary to discontinue, they are used in urology, gynecology, and obstetrics. Cerclage pessaries to distinguish between the form of:
Vaginal rings are divided into three types according to their size:
- The first type is designed for women who give birth for the first time or if the history had at least two births. The size of pessary is designed for the cervix with a diameter of 25 – 30 mm.
- The second type – matched women from the previous category, however, the pessary is designed larger diameter of the upper third of the vagina.
- The third type is prescribed for women with a history of more than three genera, as well as having the cervical diameter 30 – 35 mm, and the size of the upper third of the vagina is 75 – 85 mm.
The vaginal ring is made of organic hypoallergenic materials that do not irritate the mucosa of the reproductive tract. For production using the familiar silicone, and in some cases processed plastic.
When and who sets the pessary?
The diaphragm shall be determined solely by Ob / GYN. Before the procedure it is possible to use local anesthetics. In most cases, the installation of the ring takes place without complications.
The optimal period for the installation of doctors believe a period of 18 – 22 weeks. According to the testimony of the doctor may suggest the installation of a ring and on a later date.
Remove the pessary is already on 38 – 39th week of pregnancy, which causes birth.
A woman is prohibited to remove this item, since complications can arise, it is best to trust the professionals performing similar manipulations every day.
- copious clear fluid resembles the consistency of water.
The norm after setting the ring is a moderate allocation whiter. Many women have seen increased outflow the vaginal fluid after the procedure statement, but this phenomenon is only temporary.
Monitoring the woman after setting
As you know, women after the installation of the pessary begin to appear mucus. They should be warned about it to the expectant mother is not worried about the life of a child because of the discharge. Stress can aggravate the situation, cause premature onset of labor.
It is necessary to observe genital hygiene. You should wash away with clean water labia, clitoris, vagina advance of. The movement should go from the pubis to the anus, to avoid getting E. coli in the reproductive way of the female. Movements should be gentle, do not cause discomfort. If the woman felt the displacement of the ring, you should immediately contact the obstetrician-gynecologist. In no case should not try to fix the design.
Indications for removal of pessary
If the pregnancy proceeds without any complications, the current ring is removed at 37 – 39 weeks. Can occur state of the organism in which it should be removed immediately:
- the appearance of contractions;
- premature rupture of membranes;
- infection of the female reproductive system;
- urinary tract infection (cystitis);
- indication for immediate birth (absence of fetal movements, heart rate).
Indications for removing the ring Mayer will be able to identify the doctor after examination of the patient.