Unveiling IVF Procedures: Learning About IVF
Understanding Different Types of IVF Procedures: From COH to Embryo Transfer

By Malla Reddy Narayana on 1 May, 2023

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In vitro fertilization (IVF) is a procedure that has been gaining popularity over the past few years and for good reason. It is an assisted reproductive technology (ART) that allows couples who are experiencing infertility to conceive a child. There are different procedures involved in IVF, and understanding them can help couples facing infertility choose the best option for their individual needs.

What is In Vitro Fertilization or IVF?

IVF is a process that involves retrieving eggs from a female’s ovaries and fertilizing them with sperm in a petri dish in a laboratory. The fertilized eggs, or embryos, are then transferred back into the female’s uterus. Here they can hopefully implant and develop into a healthy pregnancy.

There are different procedures that are involved in a cycle of in vitro fertilization before the embryos are transferred back into the female’s uterus. The different procedures in IVF include the following:

Controlled Ovarian Hyperstimulation (COH)

Controlled Ovarian Hyperstimulation involves using medications to stimulate the ovaries to produce multiple eggs. This is done so that many eggs are produced. This helps because more the eggs are produced, the higher the chances are of obtaining a healthy embryo. COH can be done using either injectable gonadotropins or oral medications.

Egg retrieval

Once the eggs have matured, they are retrieved from the ovaries using a needle that is guided by ultrasound. The procedure is done under sedation, and the eggs are then immediately transported to the laboratory for fertilization.

Sperm retrieval

In cases where the male partner has a low sperm count or motility, a sperm retrieval procedure may be necessary. There are different methods used to retrieve sperm, such as surgical sperm retrieval (SSR) or testicular sperm extraction (TESE).


Insemination involves placing the retrieved eggs and sperm together in a petri dish to allow fertilization to occur. This can be done using conventional insemination, where the eggs and sperm are simply mixed together in the dish, or intracytoplasmic sperm injection (ICSI), where a single sperm is injected directly into each egg.

Embryo culture

After fertilization, the resulting embryos are cultured in the laboratory for several days to allow them to develop further. The length of time the embryos are cultured depends on various factors, such as the quality of the embryos and the patient’s age.

Embryo transfer

Embryo transfer is the final step in the IVF process, where the resulting embryos are transferred back into the woman’s uterus. This is done using a catheter, and the procedure is generally painless.

Which Procedure is the Best Option?

There is no one-size-fits-all answer to this question, as each procedure has its advantages and disadvantages depending on the patient’s individual circumstances. However, there are some general guidelines to consider.

For example, COH is typically recommended for women who have difficulty producing eggs on their own. This procedure can help increase the chances of obtaining multiple healthy embryos, which can increase the overall success rates of IVF.

On the other hand, ICSI is often recommended for men who have low sperm count or motility, as it can increase the chances of successful fertilization. However, it is important to note that ICSI can also, in rare cases, increase the risk of certain genetic abnormalities, so it should be used only when necessary.

Ultimately, the best option for a patient will depend on various factors, such as the cause of infertility, age, the number of IVF cycles they’ve gone through before, and medical history. It is important to consult with a qualified reproductive specialist to determine the most appropriate treatment plan. At Malla Reddy Narayana Hospital, our fertility specialists are a few of the best in Hyderabad. You can book an appointment with us today.

IVF is an effective treatment option for couples experiencing infertility. The different procedures involved in IVF, such as COH, egg retrieval, sperm retrieval, insemination, embryo culture, and embryo transfer, all play crucial roles in the success of the treatment. While there is no one “best” option, working closely with a qualified reproductive specialist can help patients determine the most appropriate treatment plan for their individual needs.


Reference – https://www.mayoclinic.org/tests-procedures/in-vitro-fertilization/about/pac-20384716




What are the success rates for IVF?

Success rates for IVF vary depending on factors such as the age of the patient and the cause of infertility. On average, the success rate of IVF is around 40% for women under 35, decreasing to around 20% for women over 40.

Is IVF painful?

The IVF process can involve some discomfort and mild pain, particularly during the egg retrieval process. However, most patients find that the pain is manageable with over-the-counter pain medications.

How long does an IVF cycle take?

An IVF cycle can take anywhere from 4 to 6 weeks, depending on the patient’s individual circumstances. This includes time for ovary stimulation, egg retrieval, embryo culture, and embryo transfer.

Is IVF safe?

IVF is considered a safe procedure, but it does carry some risks, such as bleeding, infection, and multiple pregnancies. However, the risks are relatively low and can be minimized by working with a qualified reproductive specialist.

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