By Healthtrip Blog Published on - 05 October - 2023

Assisted Hatching in IVF Treatments in Thailand

In the realm of reproductive medicine, In-Vitro Fertilization (IVF) stands as a beacon of hope for couples struggling with infertility. It has revolutionized the way we perceive and approach fertility treatments, allowing individuals to realize their dreams of parenthood. However, while IVF has proven to be highly successful, certain challenges remain. One such challenge is the process of embryo implantation. To address this, a cutting-edge technique called assisted hatching has gained popularity, particularly in Thailand, as it offers new possibilities to couples undergoing IVF treatments. In this blog, we will delve into the concept of assisted hatching, its significance, and how Thailand is emerging as a hub for this advanced IVF procedure.

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1. Understanding Assisted Hatching

Before we dive into the Thai context, let's understand what assisted hatching entails. Assisted hatching is an intricate procedure used in IVF treatments to enhance the chances of embryo implantation. This procedure is particularly beneficial when the outer layer of the embryo, called the zona pellucida, is too thick or rigid, making it difficult for the embryo to break free and attach to the uterine lining. Assisted hatching involves making a small opening or weakening the zona pellucida, facilitating the embryo's hatching and implantation process.

2. Why Assisted Hatching Matters

The success of IVF largely hinges on the embryo's ability to implant itself in the uterus. Even with high-quality embryos, implantation failure can occur, and this can be a heart-wrenching setback for couples who have invested significant emotional, physical, and financial resources in the IVF journey. Assisted hatching comes to the rescue by offering several key benefits:

  • Improved Implantation Rates: By aiding the embryo in hatching, assisted hatching increases the chances of successful implantation, especially in cases where the zona pellucida poses a challenge.
  • Higher Success Rates for Older Women: As a woman's age advances, the thickness of the zona pellucida tends to increase. Assisted hatching can be a game-changer for older women seeking IVF treatments, making their dreams of parenthood more attainable.
  • Enhanced Outcomes for Frozen Embryo Transfers: Assisted hatching is particularly useful for embryos that have been frozen and thawed for transfer, as the zona pellucida can become tougher during this process.

3. Thailand's Emergence as an Assisted Hatching Hub

Now, let's explore why Thailand has become a prominent destination for assisted hatching in IVF treatments:

  • High-Quality Medical Facilities: Thailand boasts world-class medical facilities and a well-established reputation in the field of reproductive medicine. Couples seeking assisted hatching can have peace of mind knowing they are in capable hands.
  • Experienced and Skilled Specialists: Thai fertility clinics employ experienced specialists who are well-versed in assisted hatching techniques. These professionals are dedicated to providing personalized care and attention to each patient.
  • Cost-Effective IVF Treatments: Thailand offers a cost-effective alternative for IVF treatments compared to many Western countries. Couples can access top-notch care without breaking the bank.
  • Holistic Patient Experience: Thai fertility clinics prioritize the overall well-being of patients, offering a holistic approach that includes emotional support and counseling throughout the IVF journey.
  • Cultural Sensitivity and Warmth: Thailand is renowned for its hospitality and cultural sensitivity, making it an attractive destination for international patients. The warm and friendly environment can greatly alleviate the stress associated with fertility treatments.

4. The Process of Assisted Hatching

Before deciding to undergo assisted hatching, it's important for couples to understand the procedure's steps and how it fits into the overall IVF process:

  • Stimulation and Egg Retrieval: IVF begins with hormonal stimulation of the ovaries to produce multiple eggs. These eggs are then retrieved through a minimally invasive procedure.
  • Fertilization: In the laboratory, the retrieved eggs are fertilized with sperm to create embryos. This typically happens in a culture dish.
  • Embryo Culturing: The embryos are cultured and monitored for a few days as they develop. During this time, the embryologists assess their quality and select the best ones for transfer.
  • Assisted Hatching: If the embryologists determine that assisted hatching is necessary, it is performed before the embryo transfer. This delicate procedure can involve the use of lasers or chemicals to create a small opening in the zona pellucida.
  • Embryo Transfer: After assisted hatching, the selected embryos are transferred into the woman's uterus, typically on day 3 or day 5 of development.
  • Waiting and Pregnancy Testing: Following the embryo transfer, there is a waiting period of approximately 10 to 14 days before a pregnancy test is conducted to determine whether implantation has occurred.
  • Pregnancy Monitoring: If implantation is successful, pregnancy monitoring and care continue, often involving ultrasounds and hormonal monitoring to ensure a healthy pregnancy.

5. Who Benefits Most from Assisted Hatching?

Assisted hatching is not always recommended for every IVF patient. It is typically considered for specific cases, including:

  • Advanced Maternal Age: Women over the age of 35 are more likely to have eggs with thicker zona pellucida, making assisted hatching beneficial for them.
  • Previous IVF Failures: Couples who have experienced repeated IVF failures may benefit from assisted hatching, as it can increase the chances of implantation.
  • Frozen Embryo Transfers: For frozen embryo transfers, where the zona pellucida may have toughened during freezing and thawing, assisted hatching can be particularly helpful.
  • Unexplained Infertility: In cases where the cause of infertility is unknown, assisted hatching can be considered as part of the treatment plan.

6. A Step Towards Personalized IVF

One of the most exciting aspects of assisted hatching is its potential to be personalized for each patient's unique needs. As our understanding of fertility and embryonic development deepens, assisted hatching techniques can be tailored to optimize outcomes further. Here are some directions in which assisted hatching may evolve:

  • Genomic Profiling: Advances in genomics may enable fertility specialists to assess the genetic characteristics of embryos more comprehensively. This could lead to the development of highly personalized assisted hatching procedures, enhancing the chances of successful implantation for each embryo.
  • Time-Lapse Imaging: Time-lapse imaging systems are being increasingly integrated into IVF laboratories. These systems continuously monitor embryo development, allowing embryologists to select the optimal time for assisted hatching based on real-time data.
  • Minimal Intervention Techniques: As technology advances, assisted hatching procedures may become even less invasive. This could involve the use of nanotechnology or non-contact methods, minimizing any potential risks associated with physical contact during the procedure.
  • Combined Approaches: Fertility clinics may explore combining assisted hatching with other cutting-edge techniques such as preimplantation genetic testing (PGT). This combination could enable the selection of the healthiest embryos with the highest potential for successful implantation.
  • Tailored Protocols: Clinics may develop personalized protocols for each patient, taking into account factors such as age, previous IVF outcomes, and genetic predispositions. These protocols would determine the timing and extent of assisted hatching, further optimizing outcomes.
  • Enhanced Success Rates: Continued research and refinement of assisted hatching techniques may lead to even higher success rates in IVF treatments, reducing the emotional and financial burden on couples.

7. Risks and Considerations

While assisted hatching can improve IVF success rates, it's important to be aware of potential risks and complications, which are generally rare. These may include the risk of damaging the embryo during the procedure or an increased chance of identical twinning due to the creation of multiple openings in the zona pellucida.

In conclusion, assisted hatching is a remarkable technique that has expanded the possibilities of IVF treatments. It offers renewed hope to couples facing infertility challenges, especially in cases where the thickness or rigidity of the zona pellucida might impede successful implantation. Thailand's emergence as a hub for assisted hatching procedures underscores the country's commitment to providing comprehensive and cost-effective reproductive care.

Read More The Role of Endometrial Scratching in IVF Success in Thailand (


Assisted hatching is a technique used in IVF treatments to help embryos hatch from their protective outer layer (zona pellucida), making it easier for them to implant in the uterus.
It is recommended in cases where the zona pellucida is abnormally thick or rigid, or for individuals who have experienced multiple IVF failures, advanced maternal age, or frozen embryo transfers.
Assisted hatching can be done using a laser, a micropipette, or chemical agents. These methods are used to create a small opening or thinning in the zona pellucida.
When performed by experienced embryologists, assisted hatching is generally considered safe. However, like any medical procedure, there can be minor risks involved.
No, it does not guarantee success, but it can improve the chances of successful implantation and pregnancy, especially in certain cases.
Risks are minimal, but they may include damage to the embryo or an increased likelihood of identical twinning due to multiple openings in the zona pellucida.
Yes, it typically adds to the overall cost of IVF treatments. The specific cost can vary depending on the clinic and the complexity of the procedure.
Recovery is usually quick, and patients can resume their normal activities shortly after the procedure. However, it's essential to follow the clinic's post-procedure guidelines.
Success rates vary depending on individual circumstances. It is most beneficial for specific cases where the zona pellucida presents challenges to embryo implantation.
The decision to use assisted hatching is typically made by the fertility specialist based on individual factors and embryo quality. It may not be necessary or recommended for everyone.
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