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Laser Eye Surgery

Laser eye surgery is used to cure the human eyes of non-refractive conditions such as nearsightedness, farsightedness, astigmatism, glaucoma and many other defects.

436 Questions

How do you change your eye color without surgery or contacts?

YOu cant, unfortunately. But I would recommend going to your eye doctor and getting coloured contacts. They are usually pretty cheap and look fantabulous! You don't even need a perscription to get coloured contacts... GOOD LUCK!

Is laser eye care safer than just wearing glasses?

Types of LASIK and Other Laser Eye Surgery:

  • Corneal Onlays/Inlays blend with your eye's surface.

  • Custom Wavefront LASIK: What makes it "custom" LASIK?

  • Epi-LASIK uses a special cutting tool to remove the cornea's outer layer.

  • IntraLase "Bladeless" LASIK uses a second laser, not a blade.

  • LASEK is a no-flap procedure used mostly for thin corneas.

  • PresbyLASIK is a possible laser eye surgery for presbyopes.

  • PRK: Some surgeons prefer PRK, the original laser eye surgery.

What eye conditions does lasik eye surgery correct?

LASIK can correct a wide range of vision problems related to the need for glasses or contact lenses. Ametropia, the condition of having an eye which is out of focus can be caused by a mismatch between the cornea and the optics of the rest of the eye resulting in light not being focused properly on the back of the eye to produce a clear image.

The most frequently corrected vision problem is myopia or nearsightedness. Also correctable is farsightedness or hyperopia. Also there is a condition of assymetry of the cornea which is called astigmatism, and this can also be corrected by LASIK.

Of interest is that many patients have a combination of two of these conditions together and this can also be corrected by LASIK. Most commonly nearsightedness with astigmatism. Also there is farsightedness with astigmatism. More uncommon is what is called "mixed astigmatism" where the eye is both near and farsighted at the same time in different meridians or directions. All of these conditions can be effectively treated with LASIK.

More recently there is even the correction of irregular shapes in the cornea which are correctable by a variety of new methods of custom treatments. There is wavefront treatments based on the overall shape of the eye and topography guided treatments based on the shape of the cornea in a particular patient. Most patients do not need or derive additional benefit from these types of treatments, although wavefront "optimized" custom treatments have been found to provide better quality of vision and are widely used by advanced lasers available today.

Other eye problems and diseases are not treatable with LASIK. Included is amblyopia or a lazy eye and presbyopia or the aging eye. In addition blurry vision due to diseases such as cataracts or glaucoma are treatable but not by LASIK procedures.

For most people, if their vision is correctable with glasses or contact lenses, it will also be correctable in a more permanent way by LASIK vision correction.

Will cocaine affect a persons eyes right after laser eye surgery?

Yes along with many more serious side effects including death.

Does Aetna insurance cover Lasik surgery?

LASIK is usually not covered by insurance but may be covered by your employer in a health savings plan or flexible spending account. You may also pay with pretax dollars in certain cases, and it is usually tax deductible.

What do you think are the advantages and disadvantages of the approach to eye surgery?

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How are robotics being used in the medical area?

More and more surgical procedures are robotic-assisted. These robots stabilize the hand movements of surgeons when working in delicate places like the brain and for procedures that are done with microscopes, in very small places where hands and fingers don't fit or the surgeon is unable to make the tiny movements that microscopic procedures require, robotics can adjust movements by very small increments, so that movements by the surgeon are "translated" into microscopic movements.

How does lasik work?

Bladeless LASIK uses a laser instead of a razor blade to make the corneal flap which is the first step in the LASIK procedure. The razor cuts a thin layer of the cornea which is folded back to allow the second laser, and excimer laser, to reshape the eye. In the bladeless variation, there are up to millions of tiny perforations precisely made at an exact depth into the cornea that in combination results in a separation of the outer layer of the cornea.

The bladeless approach uses a more expensive laser than the blade method but it is safer, more precise, and some studies show that the results are even better.

What type of laser is used in laser eye surgery?

There are two different types of lasers used in laser eye surgery. The actual vision correction of LASIK which is done under a flap, or PRK which is done on the surface of the eye after removal of the skin of the eye is an excimer laser. This is a short wave ultraviolet laser with a wavelength of 193 nm. It works by short pulses that break carbon carbon bonds on the surface of the eye. Typically this laser removes about 0.3 microns of tissue with each pulse. Therefore to remove the amount of tissue to correct most patients hundreds of pulses in the same spot are needed. Modern excimers use small laser spots of only about 1 mm in diameter and therefore to treat the area of a 6 mm treatment diameter can take thousands of laser spots. Fortunately these lasers run at a rate of from 100 to 400 Hz and can accomplish this in less than a minute. Infrared eye trackers are used to monitor the position of the eye, usually relying on the pupil or iris to track movements and to deliver the treatment in the correct location.
Another laser that is also used is the femtosecond laser which can make a corneal flap. This is an infrared wavelength laser which sends very small pulses about a micron in diameter to a specific focal point causing optical breakdown and tissue separation by that mechanism. Here the laser operates at a higher frequency so that up to millions of spots are created to separate the outer cornea from the deeper tissue, creating a flap of superficial tissue which is lifted up to allow the first laser mentioned to do the correction and then the flap is returned to its original position which can heal quickly and with minimal discomfort. This is the primary reason that LASIK is so much more popular than PRK, where in the latter case, a new skin must heal over the treated area which is uncomfortable for a few days and the visual recovery is much slower.

What are some laser eye surgery risks?

The risks of laser eye surgery are as followed, numbness, blindess, caterax and potential infections in in rare cases death. Speak with your doctor to get a complete list before getting surgery.

What does laser eye surgery feel like?

Not at all. The actual surgery process is a little uncomfortable but not painful at all. Your eyes are fully anaethatised with drops.

Immediately after surgery, your eyes will feel a little gritty and watery but this wears off after a couple of hours. It is advised you go to bed when you get home to rest your eyes and help healing.

I had Lasik last Saturday and was back at work Monday morning with 20/20 vision and no irritation.

A2: I just had lasik today at three pm and it's now 6:30pm. It's surprisingly no pain for what they do. everyone's different but for me, it's hard to keep my eyes open just to type. the doctor just called me and said to try and fall asleep. he said my vision should be perfect by 8:30 tonight. Right now though, it looks like I'm looking through Saran Wrap or something. and the drops they give you really help :}

Another answer

I had laser eye surgery because I'm borderline glaucoma. My doctor was hoping it would bring down my eye pressure but we we not successful. I would say no pain was felt but I did feel a percussion sometimes in one eye and became nauseated, my doctor had to stop for awhile, that was the only problem and not really a problem.

How can you correct your vision without lasik or glasses?

Besides the traditional glasses and contacts, there are a couple of other options. Before laser surgery, there was radial keratotomy, but it isn't used that much anymore. It involves actually cutting the cornea to reshape it. There is a new procedure called Intacs that entails implanting the micro-thin intracorneal rings into the cornea by a trained eye surgeon. Implantable contact lenses, known as phakic intraocular lenses to ophthalmologists, are presently being investigated and utilized as another refractive procedure. There is also a procedure called orthokeratology, commonly referred too as braces for eyes. Your eye is reshaped by using hard contacts. You have to wear a "retainer" for a few hours each day to maintain the correction.

What is the cost of Lasik eye surgery?

Average LASIK costs are:

  • $2,150 for all laser-based vision correction procedures (including LASIK) in which a single price is quoted.

  • $1,580 for non-customized LASIK using a bladed instrument (microkeratome) and excimer lasers that are not guided by wavefront analysis.

  • $2,170 for wavefront-guided LASIK using a laser-created flap.

Soroudi Advanced LASIK & eye center in Los Angeles can offer you quality service and price visit there site.

http://www.soroudivision.com/

Does Blue Cross Blue Shield cover Lasik Eye Surgery?

Yes, Blue Cross Blue Shield does cover lasik eye surgery. It depends on what insurance you have & how much you're covered. Some plans pay 5%, some pay 20%, some pay most.

Does Medicare cover dental?

Medi-Cal covers some level of dental service for virtually every Medi-Cal recipient. The level depends on the category of aid the person is receiving. Most children are eligible for a pretty comprehensive range of services, including exams, x-rays, preventive services like fluoride applications and dental sealants, fillings, extractions and, in some cases even orthodontics.

Fewer services are available to most adults because of budget cuts implemented in July 2009. Most adults are limited to services for the relief of pain, trauma or infection, e.g., extractions, sedative fillings. Pregnant adults are eligible for some preventive services and some periodontal (gum) treatment, but not fillings. Most adults who reside in nursing facilities are eligible for the same full scope of services as most children.

Which is the Best eye hospital in Nepal?

Neera Eye Centre, Venu Eye Institute & Research Centre, Guru Nanak Eye Centre, Sharp Sight Centre are few good eye hospitals in Delhi. There are also good eye hospitals in Banglore and Hyderabad. Narayana Nethralaya is also good eye hospital which is located in Banglore. DoctorC is best resource to get list of top eye hospitals in Hyderabad.

How much lasik surgery cost in India?

LASIK Surgery can cost anywhere between $300 - $600 in India. You can get more details on the surgery at the link below under Related Links.

There are various eye hospitals in India and they offers good services for Lasik surgery at low cost. For Lasic surgery, Doctorc in one of the best hospital in India and they offer surgery at affordable price.

Why are your eyes red in pictures?

You are actually seeing images of the retina, the layer of cells at the back of the eye. There are many blood vessels in that part of the eye, as well as a very high concentration of light receptor cells.

You will note that in virtually every photo in which you see 'red eye', the photographer used a flash. The flash was probably on the camera, making it possible for light from the flash to make a reasonably direct trip from flash to retina and back to the camera. The need for the flash suggests that the ambient light level is low enough for the subjects' irises to be open. The flash and exposure happen so quickly that the iris doesn't have time to adjust by closing a little. The result is the slightly creepy effect that we call red eye.

This is why most cameras today have a pre-flash option for photos of people and/or animals. A few short bursts of light cause a person's irises to close a little, and red eye is almost always avoided. If this option is not available with your camera, then placing the flash at an angle, away from the camera, may also help reduce red eye. The problem can also be fixed easily with most photo editing software packages.

Does medicare cover any of lasik surgery?

No, medicare does not cover Lasik surgery. This is because it is considered a cosmetic procedure due to the fact that you can continue to wear glasses and be okay. Medicare does not cover any surgery that is not medically necessary.

no

What is best lasik equipment?

If you ask 10 different doctors you will probably get 5 different answers to that question. Therefore keep in mind that this answer is personal and based on 15 years experience in LASIK technology, working as a LASIK consultant, and from one of the only doctors who ever developed a laser specifically for LASIK and had it FDA approved and then used it to treat thousands of patients (The Dishler Excimer Laser).

Currently I believe that the best excimer laser in the world is the MEL 80 made by Carl Zeiss Meditec. The reasons for this are many but in summary are based on three factors. First and most importantly are the results. As a clinical investigator for this company, and with using the product post approval it has produced the best clinical results (% of patients who see 20/20) of any laser I am familiar with. Second, it works by producing a custom optimized ablation pattern, which means it does not change the natural prolate shape of the eye as much as other laser systems which gives more natural vision and less distortions and greater satisfaction. Third, it is a robust system that is easy to calibrate, has dual eye trackers, and many features that make it technologically superior. My second favorite laser is the Wavelight Allegretto, which was designed by engineers/scientists who originally worked at Zeiss, and incorporates many of the same features. This laser is currently approved for a wider range of indications in the US market which is desirable.

The other part of LASIK is making the flap, and I believe that a femtosecond laser is essential for this critical part of the procedure. Many centers still use mechanical microkeratomes, but this is the part of the procedure where complications can occur and are much less likely with femtosecond technology. The original femtolaser is the Intralase and this is a reliable and good piece of equipment. Even better is a femtosecond laser also made by Zeiss called the VisuMax. The VisuMax runs at much lower energy, at a higher treatment rate, and treats the natural curvature of the eye rather than flattening it like most of the other femtolasers do. It has many other technological advances as well.

Therefore, my first choice is the combined workstation of the VisuMax and the Mel80 for LASIK and my second choice would be the Intralase and Allegretto combination.

Other lasers utilize older "broad beam" technology which has been improved but are not as advanced as the types described in this answer. Many doctors are very satisfied with their results, but there has been a trend in the last few years towards the types of systems described here.

My Answer

Traditional Lasik that uses handheld cutting tool (called microkeratome) is still popular among Lasik surgeons and continues to help thousands of people improve their eyesight. However, more sophisticated eye surgeons prefer using a special femtosecond laser to create corneal flaps during blade free Lasik (IntraLasik) due to the proved higher precision of this new technology. This modern technology allows the surgeon to analyze and get a detailed map of patient's eye optical system. My main point is that your surgeon's experience and skill level will be the most significant factors influencing your surgery outcome.

Can people die during a laser eye operation?

With any procedure there is always a chance of death. However laser eye operations are meant to be minimally invasive and thus carry a low risk factor as compared to other treatments.

Is lasik eye surgery an inpatient or outpatient surgery?

Lasik eye surgery is considered an outpatient surgery because the patient is allowed to go home on the exact same day. You will still have to treat your eyes with drops and avoid to much light but you will get to go home.

What are the main reasons why people are choosing to have lazer eye surgery?

The main reason is vanity. LASER (to spell it correctly !) eye surgery correct most vision problems, and is a long-lasting procedure. It's also relatively inexpensive. Costing around £400 per eye - the results are almost instant, and you don't need to bother replacing lost or broken spectacles !

Are there any side effects to Lasek eye surgery?

"The most common side effect to Lasik eye surgery is discomfort for the first 24 to 48 hours. Other possible side effects are glare, seeing halo around images, difficulty driving at night, fluctuating vision, and dry eyes."

What happens if you are in an accident and neither party is cited because there are no witnesses and the officer can't tell who was in the wrong.?

The adjusters for each company will complete an independent investigation, if there is still no way to establish fault it will either be mutually denied, settled on a 50/50 basis, or sent to arbitration.