by colton smaldone. lasik : laser-assisted in-situ keratomileusis form of refractive surgery ...

By Colton Smaldone

LASIK : Laser-Assisted In-Situ Keratomileusis

Form of Refractive Surgery

Reduces/Eliminates need for eyeglasses & corrective lenses

Corrects:-Myopia-Hyperopia-Astigmatsim

Introduction

1950’s – Columbian Jose Barraquer developed Microkeratome & keratomileusis techniques and discovered root causes for eye trauma

1970’s – Russian Svyatoslav Fyodorov developed Radial Keratotomy (and posterior chamber implantable contact lenses in 1980)

1970’s – Development of Excimer Laser (origin of LASEK laser)

1982 – 3 Members of the IBM research team discovered the laser could be used to remove biological tissue without heat damage to surrounding tissue

1987 – Dr. Steven Trokel performed the 1st laser surgery on a patients eye

1996 – Lasik Eye Surgery cecame officially approved by the U.S. government

Brief History

Procedure

Procedure

Examples of Correction

The surgery is typically done within 30 minutes or less-quick & painless

Most people achieve 20/20 vision (or even better) afterwards (90% reach desired vision after LASIK)

May still need glasses/contact lenses, but prescription is much lower than before

A small percentage of people have an enhancement (minor touch up) surgery later for further improved vision

Requires no bandages or stitches

Results

Risks of Lasik Eye Surgery Limitations of Lasik Eye Surgery

Results may not be permanent

May still need glasses/contacts

Effects non-reversible

2-3 months for full recovery

Average cost $2000 per eye

Can not be done for all eye types

Undercorrection

Overcorrection

Astigmatism

Glare, Halos, & Double Vision

Dry Eyes

Flap Problems

Risks/Limitations

Photorefractive keratectomy (PKR)

LASEK Eye Surgery

Phakic intraocular lenses (Phakic IOL)

Other Surgeries

Improvements in acuity of laser

More accurate calibration techniques/equipment to avoid too much or too little tissue removal

Faster Recovery Rate

Lower Price

The ability to undergosurgery at a younger age

Future

Boxer Wachler, Brian S. "The LASIK Procedure: A Complete Guide." All About Vision. N.p., Nov. 2012. Web. 18 Nov. 2012. <http://www.allaboutvision.com/visionsurgery/lasik.htm>.

"History of Laser Eye Surgery." Laser Eye Surgery - Vision Insurance. Laser Eye Surgery - Vision Insurance, n.d. Web. 18 Nov. 2012. <http://www.dlxguard.com/history-laser-eye-surgery>.

"The History of Lasik Surgery." History and Development of Lasik and Laser Eye Surgery. N.p., n.d. Web. 18 Nov. 2012. <http://www.lasik-eye-surgery.info/history.html>.

Mayo Clinic Staff. "Definition." Mayo Clinic. Mayo Foundation for Medical Education and Research, 04 Nov. 2011. Web. 18 Nov. 2012. <http://www.mayoclinic.com/health/lasik-eye-surgery/MY00376/DSECTION=why%2Dits%2Ddone>.

Randleman, J. B., MD. "LASIK Eye Surgery Risks, Advantages, Disadvantages, Facts, History and Complications on MedicineNet.com." MedicineNet. Ed. Melissa C. Stöppler, MD. MedicineNet, n.d. Web. 18 Nov. 2012. <http://www.medicinenet.com/lasik_eye_surgery/article.htm>.

Web MD. "LASIK Laser Eye Surgery: Procedure, Recovery, and Side Effects." WebMD. WebMD, 26 Oct. 2011. Web. 19 Nov. 2012. <http://www.webmd.com/eye-health/lasik-laser-eye-surgery>.

Works Cited