The primary function of lasers in the daily existence of the general population was the superstore barcode scanner. It was introduced in 1974. The laserdisc player was pioneered in 1978. It was the first successful consumer merchandise to involve a laser, despite the fact the compact disc player was the first laser-equipped appliance to become truly common in consumers’ homes since 1982, followed shortly by laser printers. When lasers were discovered in 1960, they were called “a solution looking for a problem”. Since then, they have become ubiquitous, finding function in thousands of extremely diverse functions in a lot of aspects of modern society, including consumer electronics, information technology, science, industry, law enforcement, entertainment, military and medicine.
Laser is a device that liberates light known as electromagnetic radiation through a process called stimulated emission. Laser light is typically spatially uniform, which means that the light either is emitted in a fine, low-divergence beam, or can be transformed into one with the help of optical apparatus such as lenses. In general, uniform light predictably means the source gives off light waves that are in step. They have the equal frequencies and matching phase. The coherence of normal laser emission is a typical feature of lasers. Most other light sources emit incoherent light, which has a point that varies randomly with time and position. Ordinarily, lasers are thought of as releasing light with a narrow wavelength spectrum or monochromatic light. This is not correct of all lasers, nevertheless, some emit light with a broad spectrum, while others give off light at multiple distinct wavelengths concurrently.
Laser in situ keratomileusis, LASIK, famous name in refractive eye surgical treatment, offers vision improvement through the application of a laser by restructuring the cornea and adjusting its focusing power. Since 1993, LASIK has been performed in the U.S. on millions of patients with the use of a wide collection of lasers. This process can be used to correct myopia or nearsightedness, hyperopia or farsightedness, and astigmatism or deformed cornea. There are now more than a few different lasers that have received FDA approval for LASIK Eye Surgery. There are various lasers for use in myopic and hyperopic patients, but most allow for rectification of astigmatism.
One of the extreme foes of our eyes is the sun. Like the skin, eyes are hurt by UV rays coming from the sun, whether it is a cloudy or a clear and blue skies. Sunglasses should always be worn in daylight hours when you are outside and you want to be positive that the sunglasses you choose offer UV ray defense. There are lots of sunglasses sold which are just colored glass and do not really safeguard your eyes, they only provide cover from the brightness. Take care of your eyes, we only got a pair. For LASIK Eye Surgery Brisbane, visit the Vision Laser clinics, Laser Eye Surgery specialists.
Friday, October 30, 2009
Monday, October 26, 2009
A Concise Discussion Of LASIK Optic Surgery
LASIK is a kind of surgery executed basically on the corneal (the clear outer stratum of the eyeball) part of the eye. Long before LASIK (Laser-Assisted in Situ Keratomileusis) surgery was known, many types of eye surgery are being discovered and experimented by surgeons to remedy certain eye defects and problems. The technique of LASIK was discovered way back in the 1950’s by a Columbia-based Spanish Ophthalmologist. The continuous studies, research and experiment regarding this procedure has brought revolution and a huge step forward for the advancement of information and ascertainment of other methods like RK (radial keratotomy), wavefront-guided PRK and the latest intraocular lenses. This technology is also now applied in Astigmatism Surgery.
Here’s an overview of Laser Eye Surgery for better insight: LASIK (Corneal surgery), is an irrevocable eye operation that is basically carried out to correct Myopia (near sightedness), Hyperopia (far sightedness) and Astigmatism (abnormal curvature of the eye lens). It is executed by an Ophthalmologist after a number of tests in able to ascertain if the client is a candidate for the surgery. For many patients, LASIK is a good alternative to thwart the use of contact lenses and/or eyeglasses since all of them are for the purpose of correcting eye problem.
The total procedure will only take 10 to 15 minutes each eye and only needed a mild sedative and anesthesia and is categorize as an out-patient surgery. But just like any other procedure, an informed consent is required since, although LASIK is an OPD type operation, it is still an abrasive procedure and may cause complications to the patient. Diagnostic investigations are required. Prime reason for it is of course you don’t want to have your cornea being flapped and suctioned for no reason at all and secondly, for your Ophthalmologist to know what accurately needs to be done, what are the possible complications that might take place and be prepared ahead of time.
Beforehand, several plans and orientation are done. The operation proper is divided into 3 main procedures. First is the creation of a flap in the corneal tissue. The second is the laser remodeling. With the use of Excimer laser, the corneal stroma will be modified based on how much stroma will be remove based on the diagnosis. Thirdly and lastly, the repositioning of the flap. In this step, the surgeon will restore the flap to its place but first the presence of debris and bubbles are checked before it is placed back. No stitches are required. The “initial success” postoperative process will be laid to the patient’s sleep pattern (in order to allow the effortless adhesion and curing process of the eye), some anti-infectives and anti-inflammatory eye medications.
Notwithstanding the least aberration the LASIK surgery cause, there are still safety measures that needs to be done by the patient to minimize or even prevent further complication. Some of these are: frequent and prolonged sleep hours, application of eye shield or patch to prevent the unintended rubbing of the operated eye, avoid stooping and bending to avert the escalation of eye pressure, apt and strict compliance with prescribed medication and of course follow-up health check. Visit Vision Laser Clinics for Astigmatism Surgery.
Here’s an overview of Laser Eye Surgery for better insight: LASIK (Corneal surgery), is an irrevocable eye operation that is basically carried out to correct Myopia (near sightedness), Hyperopia (far sightedness) and Astigmatism (abnormal curvature of the eye lens). It is executed by an Ophthalmologist after a number of tests in able to ascertain if the client is a candidate for the surgery. For many patients, LASIK is a good alternative to thwart the use of contact lenses and/or eyeglasses since all of them are for the purpose of correcting eye problem.
The total procedure will only take 10 to 15 minutes each eye and only needed a mild sedative and anesthesia and is categorize as an out-patient surgery. But just like any other procedure, an informed consent is required since, although LASIK is an OPD type operation, it is still an abrasive procedure and may cause complications to the patient. Diagnostic investigations are required. Prime reason for it is of course you don’t want to have your cornea being flapped and suctioned for no reason at all and secondly, for your Ophthalmologist to know what accurately needs to be done, what are the possible complications that might take place and be prepared ahead of time.
Beforehand, several plans and orientation are done. The operation proper is divided into 3 main procedures. First is the creation of a flap in the corneal tissue. The second is the laser remodeling. With the use of Excimer laser, the corneal stroma will be modified based on how much stroma will be remove based on the diagnosis. Thirdly and lastly, the repositioning of the flap. In this step, the surgeon will restore the flap to its place but first the presence of debris and bubbles are checked before it is placed back. No stitches are required. The “initial success” postoperative process will be laid to the patient’s sleep pattern (in order to allow the effortless adhesion and curing process of the eye), some anti-infectives and anti-inflammatory eye medications.
Notwithstanding the least aberration the LASIK surgery cause, there are still safety measures that needs to be done by the patient to minimize or even prevent further complication. Some of these are: frequent and prolonged sleep hours, application of eye shield or patch to prevent the unintended rubbing of the operated eye, avoid stooping and bending to avert the escalation of eye pressure, apt and strict compliance with prescribed medication and of course follow-up health check. Visit Vision Laser Clinics for Astigmatism Surgery.
A Brief Explanation Of LASIK Eye Surgery
LASIK is a form of surgery executed fundamentally on the corneal (the transparent superficial stratum of the eyeball) part of the eye. Long before LASIK (Laser-Assisted in Situ Keratomileusis) surgery was accepted, many types of eye surgery are being determined and experimented by surgeons to remedy certain eye defects and problems. The technique of LASIK was discovered way back in the 1950’s by a Columbia-based Spanish Ophthalmologist. The continuous studies, research and experiment regarding this procedure has brought transformation and a huge step in advance for the progress of knowledge and discovery of other methods like RK (radial keratotomy), wavefront-guided PRK and the latest intraocular lenses. This technology is also now applied in Astigmatism Surgery.
Here’s an overview of Laser Surgery for better perception: LASIK (Corneal surgery), is an irreparable eye operation that is basically carried out to correct Myopia (near sightedness), Hyperopia (far sightedness) and Astigmatism (abnormal curvature of the eye lens). It is executed by an Ophthalmologist after several tests in able to ascertain if the client is a candidate for the surgery. For many patients, LASIK is a good alternative to avoid the use of contact lenses and/or eyeglasses since all of them are for the purpose of correcting eye problem.
The full procedure will only take 10 to 15 minutes each eye and only needed a mild sedative and anesthesia and is categorize as an out-patient surgery. But just like any other procedure, an informed consent is needed since, although LASIK is an OPD type operation, it is still a harsh procedure and may cause complications to the patient. Diagnostic assessments are necessary. Primary reason for it is of course you don’t want to have your cornea being flapped and suctioned for no reason at all and secondly, for your Ophthalmologist to know what accurately needs to be done, what are the possible complications that might happen and be prepared ahead of time.
Beforehand, several arrangements and familiarization are done. The operation proper is divided into 3 main procedures. First is the makingconstruction of a flap in the corneal tissue. The second is the laser remodeling. With the use of Excimer laser, the corneal stroma will be remodeled based on how much stroma will be remove based on the diagnosis. Thirdly and finally, the repositioning of the flap. In this step, the surgeon will put back the flap to its place but first the presence of debris and bubbles are checked before it is placed back. No suture are required. The “initial success” postoperative process will be laid to the patient’s sleep pattern (in order to permit the natural adhesion and curing process of the eye), some anti-infectives and anti-inflammatory eye medications.
Despite the minimal aberration the LASIK surgery cause, there are still safety measures that needs to be done by the patient to limit or even forestall further complication. Some of these are: regularly and lengthened sleep hours, use of eye shield or patch to prevent the accidental rubbing of the operated eye, avoid stooping and bending to avert the increase of eye pressure, apt and strict obedience with prescribed medication and of course follow-up check up. Visit Vision Laser Clinics for Eye Surgery.
Here’s an overview of Laser Surgery for better perception: LASIK (Corneal surgery), is an irreparable eye operation that is basically carried out to correct Myopia (near sightedness), Hyperopia (far sightedness) and Astigmatism (abnormal curvature of the eye lens). It is executed by an Ophthalmologist after several tests in able to ascertain if the client is a candidate for the surgery. For many patients, LASIK is a good alternative to avoid the use of contact lenses and/or eyeglasses since all of them are for the purpose of correcting eye problem.
The full procedure will only take 10 to 15 minutes each eye and only needed a mild sedative and anesthesia and is categorize as an out-patient surgery. But just like any other procedure, an informed consent is needed since, although LASIK is an OPD type operation, it is still a harsh procedure and may cause complications to the patient. Diagnostic assessments are necessary. Primary reason for it is of course you don’t want to have your cornea being flapped and suctioned for no reason at all and secondly, for your Ophthalmologist to know what accurately needs to be done, what are the possible complications that might happen and be prepared ahead of time.
Beforehand, several arrangements and familiarization are done. The operation proper is divided into 3 main procedures. First is the makingconstruction of a flap in the corneal tissue. The second is the laser remodeling. With the use of Excimer laser, the corneal stroma will be remodeled based on how much stroma will be remove based on the diagnosis. Thirdly and finally, the repositioning of the flap. In this step, the surgeon will put back the flap to its place but first the presence of debris and bubbles are checked before it is placed back. No suture are required. The “initial success” postoperative process will be laid to the patient’s sleep pattern (in order to permit the natural adhesion and curing process of the eye), some anti-infectives and anti-inflammatory eye medications.
Despite the minimal aberration the LASIK surgery cause, there are still safety measures that needs to be done by the patient to limit or even forestall further complication. Some of these are: regularly and lengthened sleep hours, use of eye shield or patch to prevent the accidental rubbing of the operated eye, avoid stooping and bending to avert the increase of eye pressure, apt and strict obedience with prescribed medication and of course follow-up check up. Visit Vision Laser Clinics for Eye Surgery.
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