Modern LASIK : Techniques, Working and Benefits

Modern LASIK

LASIK (Laser-Assisted In Situ Keratomileusis) has revolutionized the field of vision correction, providing millions of people worldwide with clearer vision and reduced dependence on glasses or contact lenses. With continuous advancements in technology and surgical techniques, modern LASIK offers even better outcomes, precision, and safety for patients seeking to improve their visual acuity. In this article, we will explore the world of modern LASIK, understanding the procedure, its benefits, and what to consider when choosing a LASIK surgeon.

Understanding LASIK Surgery

Understanding LASIK Surgery

LASIK is a popular refractive surgery technique that corrects common vision problems such as nearsightedness (myopia), farsightedness (hyperopia), and astigmatism. It involves reshaping the cornea, the clear front part of the eye, using an excimer laser. By modifying the cornea’s curvature, LASIK allows light to properly focus on the retina, resulting in clearer vision.

LASIK surgery is a two-step process. First, a thin flap is created on the cornea’s surface, which is gently lifted to expose the underlying corneal tissue. The excimer laser is then used to remove precise amounts of tissue from the cornea, reshaping its curvature. After the cornea is reshaped, the flap is repositioned, acting as a natural bandage, and starts to heal without the need for stitches.

Advancements in Modern LASIK

Recent advancements in LASIK technology have further enhanced the accuracy, safety, and predictability of the procedure. These advancements include:

Wavefront-guided LASIK

Wavefront-guided LASIK utilizes advanced wavefront technology to create a detailed map of the eye’s unique optical imperfections. This personalized map guides the laser in reshaping the cornea, addressing not only common refractive errors but also subtle irregularities that may impact the quality of vision.

Bladeless LASIK

Bladeless LASIK, also known as all-laser LASIK, eliminates the use of a microkeratome blade for creating the corneal flap. Instead, a femtosecond laser is used to create a precise, thin flap. This technique reduces the risk of complications associated with blade-related errors and allows for a more customized flap creation process, tailored to each individual’s eye anatomy.

Topography-guided LASIK

Topography-guided LASIK combines the benefits of wavefront technology with corneal topography mapping. This innovative approach creates a detailed three-dimensional map of the cornea, identifying irregularities that may contribute to visual distortions. By using this information, the laser can precisely reshape the cornea, leading to improved visual outcomes and reducing higher-order aberrations.

Reasons To Choose Modern LASIK

Benefits of Modern LASIK

Modern LASIK offers several advantages over traditional LASIK techniques. Some of the key benefits include:

Improved precision and accuracy

The advancements in technology, such as wavefront-guided and topography-guided LASIK, allow for a more customized and precise treatment. This enhanced accuracy leads to better visual outcomes, including sharper vision and reduced glare or halos.

Faster recovery time

Modern LASIK techniques often result in faster recovery periods. With bladeless LASIK, for example, the corneal flap heals quickly and securely, minimizing discomfort and reducing the risk of complications. Many patients experience improved vision within a day or two after the procedure.

Customized treatment options

Modern LASIK takes into account each patient’s unique visual characteristics. Wavefront-guided and topography-guided LASIK allows for a personalized approach, addressing specific irregularities and optimizing visual acuity. This customization enhances the likelihood of achieving the desired visual outcome.

Candidates for Modern LASIK

LASIK is a safe and effective procedure for many individuals, but not everyone is a suitable candidate. The eligibility for modern LASIK depends on various factors, including:

Eligibility criteria

Candidates for LASIK should generally be over 18 years old and have stable vision for at least one year. They should have healthy eyes, free from significant eye diseases or conditions such as glaucoma or cataracts. Additionally, candidates should have realistic expectations and understand the potential risks and benefits associated with the procedure.

Pre-operative evaluations

Before undergoing LASIK, patients undergo a thorough pre-operative evaluation. This evaluation includes a comprehensive eye examination to assess factors such as corneal thickness, refractive errors, pupil size, and overall ocular health. These evaluations help determine the suitability of LASIK and the most appropriate treatment plan.

The LASIK Procedure

The LASIK Procedure

Follow the following procedure for LASIK:

Pre-Operative Preparations

Before the LASIK procedure, patients meet with their surgeon to discuss any questions or concerns and to review pre-operative instructions. These instructions may include discontinuing the use of contact lenses for a specified period before the surgery, as they can alter the shape of the cornea. Patients are also advised to arrange transportation to and from the surgical facility, as they may not be able to drive immediately after the procedure.

The Surgical Process

On the day of the surgery, patients are made comfortable, and numbing eye drops are administered to ensure a painless experience. The surgeon uses a microkeratome or femtosecond laser to create a thin corneal flap. Once the flap is lifted, the excimer laser is applied to reshape the cornea based on the patient’s specific refractive error. The entire procedure usually takes around 15 minutes per eye.

Post-Operative Care

After LASIK surgery, patients are provided with detailed post-operative instructions to facilitate healing and ensure the best possible visual outcome. These instructions may include using prescribed eye drops to prevent infection and inflammation, avoiding rubbing or touching the eyes, wearing protective eyewear, and attending follow-up appointments to monitor progress.

Potential Risks and Side Effects

While LASIK is considered a safe procedure, it’s important to be aware of potential risks and side effects. Some common side effects experienced after LASIK include temporary dryness, halos, glare, and sensitivity to light. These side effects usually subside within a few weeks as the eyes heal.

Rare complications, although uncommon, can include infection, corneal flap complications, corneal thinning, or under-correction/overcorrection of vision. However, with modern LASIK techniques and experienced surgeons, the occurrence of these complications is significantly minimized.

Patients must have a thorough discussion with their LASIK surgeon before the procedure, addressing any concerns and understanding the potential risks involved.

Choosing the Right LASIK Surgeon

Selecting a skilled and experienced LASIK surgeon is vital for achieving optimal results. Consider the following factors when choosing a LASIK surgeon:

Researching credentials and experience

Look for a surgeon who is board-certified and specializes in refractive surgery. Research their educational background, training, and experience in performing LASIK procedures. Reading reviews and testimonials from previous patients can provide valuable insights into the surgeon’s expertise and patient satisfaction.

Patient testimonials and reviews

Reading about the experiences of other LASIK patients can help gauge the surgeon’s reputation and the quality of care they provide. Positive testimonials and high patient satisfaction rates are indicators of a reputable LASIK surgeon.

Cost of Modern LASIK

Cost of Modern LASIK

The cost of LASIK can vary depending on several factors, including the surgeon’s experience, the technology used, and the geographical location. Additional factors that may affect the cost include the complexity of the vision correction required and any pre-existing eye conditions.

It is essential to obtain a comprehensive quote from the LASIK center, which should include all aspects of the procedure, pre-operative evaluations, post-operative care, and any potential enhancements or revisions.


Modern LASIK has revolutionized the way we correct vision, offering improved precision, safety, and customized treatment options. With advancements such as wavefront-guided LASIK, bladeless LASIK, and topography-guided LASIK, patients can experience enhanced visual outcomes and faster recovery times. It is important to carefully consider the eligibility criteria, choose a skilled LASIK surgeon, and have realistic expectations regarding the procedure. By understanding the benefits, risks, and post-operative care, individuals can make an informed decision to achieve a clearer vision through modern LASIK.

LASIK eye surgery is a safe 10-minute procedure to help you get rid of glasses. EyeMantra offers the most advanced LASIK options including PRKFemto LasikSMILE surgeryStandard LASIKICL, and Contoura vision. If you have any questions on Lasik surgery in DelhiLasik surgery cost, and Lasik procedure, call us at 9711116605 or email at [email protected].

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