Fertulity IVF
Fertulity IVF

Sperm Freezing Everything You Need to Know

What Is Sperm Cryopreservation?

Sperm freezing is a modern, safe solution for any man who wishes to preserve his fertility. Whether due to planned medical treatment, high professional stress, or simply taking proactive measures before the age of 40, this process ensures reliable sperm samples ready for future use.

Sperm cryopreservation is the process in which sperm is collected, frozen, and stored under specialized conditions, allowing it to be used at a later time. It is intended for men who want to maintain their fertility for personal use, particularly in cases of upcoming medical treatments or prior to procedures that may affect sperm production.

At the same time, sperm cryopreservation also enables sperm donation for use by third parties, provided that the required screening protocols are followed. In donation cases, the sample is placed in quarantine for a period of three to six months, depending on the tests performed by each fertility clinic. This period is necessary to ensure the absence of infections or other factors that could affect the recipient’s health. It is a simple, painless procedure with long-term benefits.

Why Should a Man Consider Sperm Freezing?

Sperm cryopreservation is a preventive or necessary option in many situations, such as:

Before undergoing chemotherapy or radiotherapy

that may permanently affect fertility

In case of testicular surgery

such as removal due to malignancy

When diagnosed with oligospermia

or declining sperm quality over time

When the man cannot be physically present on the day of egg retrieval

due to work or personal reasons

In cases of difficulty ejaculating at the clinic

where pressure may affect sample collection

Prior to vasectomy

to preserve the ability for future fatherhood

For men requiring surgical sperm retrieval

(e.g., after azoospermia)

When exposed to toxic environmental factors

that could affect fertility

To store donor sperm

for future IVF cycles

When a man wishes to delay fatherhood

and safeguard reproductive potential

How Long Can Sperm Stay Frozen?

The duration of sperm preservation is practically unlimited, provided strict storage conditions are maintained and storage contracts are renewed. Samples can be stored in liquid nitrogen for many years without quality deterioration, allowing men to use them at any future time.
Sperm is thawed only under four specific conditions:
When it's intended for use in assisted reproduction
When the individual formally requests to discontinue storage
In case of non-payment of annual storage fees
According to a valid directive in the person’s will
Choose the storage duration that suits you and preserve your sample for as long as you need.
Don’t let time limit you

Treatment Options Using Frozen Sperm

Intrauterine Insemination (IUI)

IUI, or artificial insemination, is one of the simplest assisted reproduction methods. It is used when sperm parameters are normal or only slightly compromised. The frozen sample is thawed, processed to isolate motile sperm, and placed directly into the uterus during ovulation. This boosts the chance of natural fertilization and is a painless, quick, and cost-effective option.

In Vitro Fertilization (IVF)

IVF is recommended when mild to moderate male infertility exists or when other fertility barriers are present. The frozen sperm is thawed and processed in the lab to optimize quality before being combined with eggs in controlled conditions. If fertilization occurs, the best embryos are selected and transferred into the uterus. This widely used method yields high success rates.

IVF with Intracytoplasmic Sperm Injection (ICSI)

ICSI is mainly used in cases of severe male infertility, such as azoospermia or very low sperm motility. The thawed sample is carefully analyzed to select the best sperm cell, which is then injected directly into the egg via micromanipulation. This technique overcomes natural barriers and increases the chance of fertilization. ICSI has helped many couples achieve parenthood when other methods failed.

The Sperm Freezing Process

Step 1

Detailed Information and Consent

The process begins with a personal visit to the FertUlity clinic. During this consultation, all stages of sperm cryopreservation are explained in detail, including the potential benefits as well as any possible risks. Any questions are addressed on the spot, ensuring a full understanding of the procedure before proceeding.
Lab technician processes sperm sample under microscope during IVF freezing procedure in sterile clinical setting.
Step 2

Sperm Evaluation and Lab Testing

During the first visit, the man states the reason for sperm cryopreservation and undergoes an initial evaluation of sperm quality. At the same time, blood tests are performed to screen for sexually transmitted infections (STIs). These include testing for hepatitis B, hepatitis C, HIV, and syphilis. This step is essential to ensure the safety and suitability of the sample prior to freezing.
Doctor performs abdominal ultrasound on patient, monitoring early pregnancy progress after successful IVF sperm freezing.
Step 3

Result Delivery and Data Management

The results of sperm freezing are provided exclusively to the individual who submitted the sample, unless written consent has been given for disclosure to a partner. FertUlity places the highest priority on confidentiality and the proper management of personal data, ensuring full compliance with data protection standards.
Gentle hands cradle newborn baby feet, symbolizing care and the beginning of life after IVF success.

Frequently Asked Questions About Sperm Freezing

What is sperm cryopreservation and when is it recommended?

Sperm cryopreservation is the freezing and storage of sperm for future use. It’s recommended before treatments like chemotherapy, in cases of low-quality sperm, or for men who wish to postpone fatherhood.

How long can frozen sperm be stored?

Sperm can remain frozen indefinitely, as long as storage contracts are renewed and required preservation conditions are met.

How much does sperm freezing cost at FertUlity?

Costs include an initial fee for sample collection and processing, plus an annual storage fee. Contact our team for a detailed price list.

Are medical tests required before sperm freezing?

Yes. Men undergo screening for sexually transmitted infections such as hepatitis B and C, HIV, and syphilis before sample freezing.

What are the steps of the sperm freezing process?

The process includes a consultation, consent signing, sample collection, lab testing, and ultimately freezing and storing the sample.

What fertility treatments can be done with frozen sperm?

Main treatments include IUI, IVF, and ICSI — depending on the sperm quality and the couple’s specific fertility needs.

Can my partner receive the sperm freezing results?

Only with signed consent. Otherwise, results are given exclusively to the individual who provided the sample.

Our Doctors

In an era where fertility requires knowledge, care, and substantial guidance, FertUlity is not an impersonal clinic. It is two people who look you in the eye and accompany you step by step on the journey you dream of.

Dr. Maria Oikonomou Obstetrician – Gynecologist

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Dr. Chrysostomos (Makis) Papadopoulos Obstetrician – Gynecologist, MD, PhDc, MIC I

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Why choose FertUlity?

Because every fertility journey deserves the right support.

At FertUlity, we provide science-based fertility care with a human approach.
We support every path, from fertility assessment and preservation to modern assisted reproduction.

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