Spontaneous vaginal delivery
Encyclopedia
A vaginal delivery is the birth
of offspring
(babies in humans) in mammals through the vagina
. It is the natural method of birth for all mammals except monotremes, which lay eggs into the external environment. Different types of vaginal deliveries have different terms:
Note: Use of the term IVD is best avoided because of its duplicate meanings.
Birth
Birth is the act or process of bearing or bringing forth offspring. The offspring is brought forth from the mother. The time of human birth is defined as the time at which the fetus comes out of the mother's womb into the world...
of offspring
Offspring
In biology, offspring is the product of reproduction, of a new organism produced by one or more parents.Collective offspring may be known as a brood or progeny in a more general way...
(babies in humans) in mammals through the vagina
Vagina
The vagina is a fibromuscular tubular tract leading from the uterus to the exterior of the body in female placental mammals and marsupials, or to the cloaca in female birds, monotremes, and some reptiles. Female insects and other invertebrates also have a vagina, which is the terminal part of the...
. It is the natural method of birth for all mammals except monotremes, which lay eggs into the external environment. Different types of vaginal deliveries have different terms:
- A spontaneous vaginal delivery (SVD) occurs when a pregnantPregnancyPregnancy refers to the fertilization and development of one or more offspring, known as a fetus or embryo, in a woman's uterus. In a pregnancy, there can be multiple gestations, as in the case of twins or triplets...
femaleFemaleFemale is the sex of an organism, or a part of an organism, which produces non-mobile ova .- Defining characteristics :The ova are defined as the larger gametes in a heterogamous reproduction system, while the smaller, usually motile gamete, the spermatozoon, is produced by the male...
goes into laborChildbirthChildbirth is the culmination of a human pregnancy or gestation period with the birth of one or more newborn infants from a woman's uterus...
without the use of drugs or techniques to induce labor, and delivers her baby in the normal manner, without forcepsForcepsForceps or forcipes are a handheld, hinged instrument used for grasping and holding objects. Forceps are used when fingers are too large to grasp small objects or when many objects need to be held at one time while the hands are used to perform a task. The term 'forceps' is used almost exclusively...
, vacuum extractionVentouseVentouse is a vacuum device used to assist the delivery of a baby when the second stage of labour has not progressed adequately. It is an alternative to a forceps delivery and caesarean section. It cannot be used when the baby is in the breech position or for premature births. This technique is...
, or a cesarean section.
- An assisted vaginal delivery (AVD) occurs when a pregnant female goes into labor (with or without the use of drugs or techniques to induce labor), and requires the use of special instruments such as forceps or a vacuum extractor to deliver her baby vaginally.
- An instrumental vaginal delivery (IVD) is another term for an assisted vaginal delivery.
- An induced vaginal delivery (also IVD) is a term for a delivery involving labor induction, where drugsDRUGSDestroy Rebuild Until God Shows are an American post-hardcore band formed in 2010. They released their debut self-titled album on February 22, 2011.- Formation :...
or manual techniques are used to initiate the process of labor. Use of the term "IVD" in this context is less common than for instrumental vaginal delivery.
- A normal vaginal delivery (NVD) is a term for a vaginal delivery, whether or not assisted or induced, usually used in statistics or studies to contrast with a delivery by cesarean section.
Note: Use of the term IVD is best avoided because of its duplicate meanings.