সংজ্ঞা

LASIK is a surgery that uses a laser to reshape the cornea of the eye. This reshaping changes focusing power and usually corrects vision. Surgery may be done on both eyes, either at the same time or on separate occasions.

ল্যাসিক

পদ্ধতির কারণ

LASIK is done to eliminate the need for glasses or contact lenses.

Most people who get LASIK will still need reading glasses at middle age and beyond to correct for presbyopia (decreased ability to focus due to age). Be sure to discuss presbyopia with your doctor prior to getting LASIK so that you understand how it will affect your vision.

সম্ভাব্য জটিলতা

LASIK eye surgery has a relatively low complication rate, but they can occur. Possible complications include, but are not limited to:

  • Under- or over-correction of the cornea shape
  • সংক্রমণ
  • দাগ
  • Fuzzy or blurry vision
  • Poor night vision
  • Seeing halos or sunbursts around light/glare
  • Long-term dryness, scratchiness, or pain in eyes
  • Correction may not last
  • Permanent decrease or loss of vision that cannot be corrected with glasses or contact lenses
  • Need for additional laser or surgery

জটিলতার ঝুঁকি বাড়াতে পারে এমন কিছু কারণের মধ্যে রয়েছে:

  • Pre-existing eye disease (such as glaucoma) or abnormalities in the shape of the cornea (such as keratoconus)
  • Persistent eye infections (such as blepharitis)
  • শুকনো চোখ
  • Thin cornea
  • Large pupil size
  • Autoimmune disease, immunodeficiency, and other conditions, or use of medicines that alter wound healing
  • ডায়াবেটিস
  • Any other form of fluctuating vision

কি আশা করছ

পদ্ধতির আগে

আপনার ডাক্তার সম্ভবত নিম্নলিখিতগুলি করবেন:

  • Complete eye exam
  • ওষুধের পর্যালোচনা

আপনার পদ্ধতি পর্যন্ত নেতৃত্ব:

  • It is best to stop wearing your contact lenses at least 2-4 weeks before surgery. The length of time depends on the type of contact lenses and your doctor’s preference.
  • পদ্ধতিতে এবং থেকে একটি যাত্রার ব্যবস্থা করুন।
  • Do not wear lotion, cream, make-up, or perfume the day before or day of surgery.
  • You may be asked to scrub your eyelashes and/or use eye drops before the surgery.

আপনার ওষুধ সম্পর্কে আপনার ডাক্তারের সঙ্গে কথা বলুন। পদ্ধতির এক সপ্তাহ আগে আপনাকে কিছু ওষুধ খাওয়া বন্ধ করতে বলা হতে পারে, যেমন:

  • অ্যাসপিরিন বা অন্যান্য প্রদাহ বিরোধী ওষুধ
  • রক্ত পাতলাকারী, যেমন ক্লোপিডোগ্রেল (প্লাভিক্স) বা ওয়ারফারিন (কুমাদিন)

এনেস্থেশিয়া

Drops are given to numb the surface of the eye. You may be given a sedative to help you relax during the procedure.

পদ্ধতির বর্ণনা

You will be positioned on your back in a reclining chair. The area surrounding your eye will be cleaned. Numbing drops will be placed in your eye. The eyelid will be held open with a special device. A ring will be placed on the eye and pressure is applied to create suction. A blade will then be attached to the suction ring. The doctor will use the blade to cut a flap in the cornea. The doctor will fold back the flap.

You will look into a light (not the laser). A laser will be directed to remove a specific amount of corneal tissue. The laser will make a ticking sound as it reshapes the cornea. At this point, some patients report a smell similar to burning hair. Once the laser is finished, the corneal flap will be gently placed back into position. Antibiotic drops will be put in the eye. A shield will be placed over the eye.

There are other ways to do laser vision correction surgery. One includes using a laser to make the flap in the cornea. The other includes removing the top layer of the cornea with a special device or chemical, then using the laser. Ask your doctor which procedure is best for you.

এতে কতক্ষণ সময় লাগবে?

Less than 30 minutes.

এটা কতটা আঘাত করবে?

You will likely feel some discomfort when the suction ring is applied. Just after the procedure, expect a burning or itching sensation or the feeling that there is a foreign object in your eye. Your eye may tear and be red and bloodshot. You will most likely have a loss of vision at times during the procedure. This is normal.

পোস্টোপারেটিভ কেয়ার

You will wear a shield to protect your eye from injury or pressure, even while sleeping. When you return home, do the following to help ensure a smooth recovery:

  • Do not rub your eyes.
  • Vision may be hazy or cloudy; you may see starbursts or halos around lights.
  • Take pain medicine as recommended by your doctor .
  • Use eye drops prescribed by your doctor to prevent infection and decrease inflammation.
  • Do not put a contact lens or anything else in the operative eye unless instructed by your doctor.
  • Do not use cream, lotion, or make-up near the eye until allowed to do so by your eye doctor (usually at least two weeks).

Vision changes and redness should gradually improve over several days. However, it may take up to six months for your vision to completely stabilize. Your doctor will schedule follow-up visits.

Your doctor will tell you when you are allowed to return to normal activities. Most people can return to work within several days. You may be able to return to noncontact sport activities within several days but must avoid strenuous contact sports for at least several weeks.

কখন গোসল করা, গোসল করা বা জলে ভিজানো নিরাপদ সে সম্পর্কে আপনার ডাক্তারকে জিজ্ঞাসা করুন।

Additional surgery may be necessary to further correct or enhance vision. If more surgery is needed, wait until your eyesight has stabilized. It is usually considered to be stable when you have consistent measurements on at least two consecutive exams several months apart.

আপনার ডাক্তারকে কল করুন

বাড়িতে পৌঁছানোর পরে, নিম্নলিখিতগুলির মধ্যে যে কোনও একটি ঘটলে আপনার ডাক্তারের সাথে যোগাযোগ করুন:

  • Redness, swelling, increasing pain, bleeding, or discharge from the eye
  • জ্বর এবং ঠাণ্ডা সহ সংক্রমণের লক্ষণ
  • Vision worsens
  • Any other problems or concerns

জরুরী পরিস্থিতিতে, অবিলম্বে চিকিৎসা সহায়তার জন্য কল করুন।

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