Femtosecond Laser versus Mechanical Microkeratome for LASIK. A Randomized Controlled Study

Ophthalmology

Volumn 114, Issue 8, 2007, Pages 1482-1490

  Patel, Sanjay V ^a   Maguire, Leo J ^a   McLaren, Jay W ^a   Hodge, David O ^a   Bourne, William M ^a  

^a Mayo Clinic College of Medicine   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ARTICLE; ASTIGMATISM; CLINICAL ARTICLE; CLINICAL TRIAL; CONFOCAL MICROSCOPY; CONTRAST SENSITIVITY; CONTROLLED CLINICAL TRIAL; CONTROLLED STUDY; FEMALE; FEMTOSECOND LASER; HAZE; HUMAN; INTERMETHOD COMPARISON; KERATOMETRY; KERATOMILEUSIS; LASER; LIGHT SCATTERING; MALE; MYOPIA; OUTCOME ASSESSMENT; PRIORITY JOURNAL; RANDOMIZED CONTROLLED TRIAL; REFRACTION ERROR; STATISTICAL SIGNIFICANCE; THICKNESS; TREATMENT OUTCOME; VISION; VISUAL ACUITY;

ADULT; ASTIGMATISM; CONTRAST SENSITIVITY; CORNEAL STROMA; DOMINANCE, OCULAR; HUMANS; KERATOMILEUSIS, LASER IN SITU; LIGHT; MICROSCOPY, CONFOCAL; MIDDLE AGED; MYOPIA; SCATTERING, RADIATION; SURGICAL FLAPS; TREATMENT OUTCOME; VISUAL ACUITY;

EID: 33947413510     PISSN: 01616420     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ophtha.2006.10.057     Document Type: Article

References (40)

1. Sugar A. Ultrafast (femtosecond) laser refractive surgery. Curr Opin Ophthalmol 13 (2002) 246-249
2. Juhasz T., Kastis G.A., Suarez C., et al. Time-resolved observations of shock waves and cavitation bubbles generated by femtosecond laser pulses in corneal tissue and water. Lasers Surg Med 19 (1996) 23-31
3. Lubatschowski H., Maatz G., Heisterkamp A., et al. Application of ultrashort laser pulses for intrastromal refractive surgery. Graefes Arch Clin Exp Ophthalmol 238 (2000) 33-39
4. Lohmann C., Gartry D.S., Kerr Muir M., et al. 'Haze' in photorefractive keratectomy: its origins and consequences. Laser Light Ophthalmol 4 (1991) 15-34
5. Netto M.V., Mohan R.R., Ambrosio Jr. R., et al. Wound healing in the cornea: a review of refractive surgery complications and new prospects for therapy. Cornea 24 (2005) 509-522
6. Kitzmann AS, Bourne WM, Patel SV. Confocal microscopy of a femtosecond laser LASIK flap before separation. Am J Ophthalmol. In press.
7. Binder P.S. Flap dimensions created with the IntraLase FS laser. J Cataract Refract Surg 30 (2004) 26-32
8. Kim J.Y., Kim M.J., Kim T.I., et al. A femtosecond laser creates a stronger flap than a mechanical microkeratome. Invest Ophthalmol Vis Sci 47 (2006) 599-604
9. Patel SV, Winter EJ, McLaren JW, Bourne WM. Objective measurement of backscattered light from the anterior and posterior cornea in vivo. Invest Ophthalmol Vis Sci 2007;48:166-72.
10. Lim T., Yang S., Kim M., and Tchah H. Comparison of the IntraLase femtosecond laser and mechanical microkeratome for laser in situ keratomileusis. Am J Ophthalmol 141 (2006) 833-839
11. Kezirian G.M., and Stonecipher K.G. Comparison of the IntraLase femtosecond laser and mechanical keratomes for laser in situ keratomileusis. J Cataract Refract Surg 30 (2004) 804-811
12. Durrie D.S., and Kezirian G.M. Femtosecond laser versus mechanical keratome flaps in wavefront-guided laser in situ keratomileusis: prospective contralateral eye study. J Cataract Refract Surg 31 (2005) 120-126
13. Beck R.W., Moke P.S., Turpin A.H., et al. A computerized method of visual acuity testing: adaptation of the Early Treatment of Diabetic Retinopathy Study testing protocol. Am J Ophthalmol 135 (2003) 194-205
14. Ginsburg A.P. Next generation contrast sensitivity testing. In: Rosenthal B.P., and Cole R.G. (Eds). Functional Assessment of Low Vision (1996), Mosby, St. Louis 77-88
15. van den Berg T.J. Importance of pathological intraocular light scatter for visual disability. Doc Ophthalmol 61 (1986) 327-333
16. van den Berg T.J., and Ijspeert J.K. Clinical assessment of intraocular stray light. Appl Optics 31 (1992) 3694-3696
17. McLaren J.W., and Bourne W.M. A new video pachometer. Invest Ophthalmol Vis Sci 40 (1999) 1593-1598
18. Lohmann C.P., Timberlake G.T., Fitzke F.W., et al. Corneal light scattering after excimer laser photorefractive keratectomy: the objective measurements of haze. Refract Corneal Surg 8 (1992) 114-121
19. Patel S., McLaren J., Hodge D., and Bourne W. Normal human keratocyte density and corneal thickness measurement by using confocal microscopy in vivo. Invest Ophthalmol Vis Sci 42 (2001) 333-339
20. McLaren J.W., Nau C.B., Kitzmann A.S., and Bourne W.M. Keratocyte density: comparison of two confocal microscopes. Eye Contact Lens 31 (2005) 28-33
21. Erie J.C., Patel S.V., McLaren J.W., et al. Effect of myopic laser in situ keratomileusis on epithelial and stromal thickness: a confocal microscopy study. Ophthalmology 109 (2002) 1447-1452
22. Wilson S.E., and Ambrosio Jr. R. Sporadic diffuse lamellar keratitis (DLK) after LASIK. Cornea 21 (2002) 560-563
23. Mohan R.R., Hutcheon A.E., Choi R., et al. Apoptosis, necrosis, proliferation, and myofibroblast generation in the stroma following LASIK and PRK. Exp Eye Res 76 (2003) 71-87
24. McCally RL, Connolly PJ, Jain S, Azar DT. Objective measurements of haze following phototherapeutic excimer ablation of cornea. In: Parel JMA, Ren Q, eds. Proceedings of Ophthalmic Technologies IV.1994:161-5. Progress in Biomedical Optics. SPIE Proceedings Series vol. 2126.
25. McCally RL, Hochheimer BF, Chamon W, Azar DT. A simple device for objective measurements of haze following excimer laser ablation of cornea. In: Parel JMA, Ren Q, eds. Proceedings of Ophthalmic Technologies III.1997:20-5. Progress in Biomedical Optics. SPIE Proceedings Series vol. 1877.
26. Lohmann C.P., Fitzke F., O'Brart D., et al. Corneal light scattering and visual performance in myopic individuals with spectacles, contact lenses, or excimer laser photorefractive keratectomy. Am J Ophthalmol 115 (1993) 444-453
27. Lohmann C.P., Gartry D.S., Muir M.K., et al. Corneal haze after excimer laser refractive surgery: objective measurements and functional implications. Eur J Ophthalmol 1 (1991) 173-180
28. Erie J.C., Patel S.V., McLaren J.W., et al. Corneal keratocyte deficits after photorefractive keratectomy and laser in situ keratomileusis. Am J Ophthalmol 141 (2006) 799-809
29. Perez-Santonja J.J., Sakla H.F., and Alio J.L. Contrast sensitivity after laser in situ keratomileusis. J Cataract Refract Surg 24 (1998) 183-189
30. Montes-Mico R., and Charman W.N. Choice of spatial frequency for contrast sensitivity evaluation after corneal refractive surgery. J Refract Surg 17 (2001) 646-651
31. Montes-Mico R., Espana E., and Menezo J.L. Mesopic contrast sensitivity function after laser in situ keratomileusis. J Refract Surg 19 (2003) 353-356
32. Chan J.W., Edwards M.H., Woo G.C., and Woo V.C. Contrast sensitivity after laser in situ keratomileusis: one-year follow-up. J Cataract Refract Surg 28 (2002) 1774-1779
33. Mutyala S., McDonald M.B., Scheinblum K.A., et al. Contrast sensitivity evaluation after laser in situ keratomileusis. Ophthalmology 107 (2000) 1864-1867
34. Liou S.W., and Chiu C.J. Myopia and contrast sensitivity function. Curr Eye Res 22 (2001) 81-84
35. Tuan K.M., and Liang J. Improved contrast sensitivity and visual acuity after wavefront-guided laser in situ keratomileusis: in-depth statistical analysis. J Cataract Refract Surg 32 (2006) 215-220
36. McLaren J.W., Nau C.B., Erie J.C., and Bourne W.M. Corneal thickness measurement by confocal microscopy, ultrasound, and scanning slit methods. Am J Ophthalmol 137 (2004) 1011-1020
37. Flanagan G.W., and Binder P.S. Precision of flap measurements for laser in situ keratomileusis in 4428 eyes. J Refract Surg 19 (2003) 113-123
38. Flanagan G.W., and Binder P.S. The theoretical vs. measured laser resection for laser in situ keratomileusis. J Refract Surg 21 (2005) 18-27
39. Patel SV, Erie JC, McLaren JW, Bourne WM. Confocal microscopy changes in epithelial and stromal thickness up to 7 years after LASIK and photorefractive keratectomy for myopia. J Refract Surg. In press.
40. Jacobs J.M., and Taravella M.J. Incidence of intraoperative flap complications in laser in situ keratomileusis. J Cataract Refract Surg 28 (2002) 23-28