Research Topics
| Ronald R KruegerSummaryAffiliation: Cleveland Clinic Foundation Country: USA Publications
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Detail Information
Publications
Technological improvements with the Alcon LADAR 6000 excimer laser platformRonald R Krueger
Dept of Refractive Surgery, Cole Eye Institute, The Cleveland Clinic Foundation, 9500 Euclid Ave, Cleveland, OH 44195, USA
J Refract Surg 21:S775-80. 2005..To outline the technological improvements seen in the new Alcon LADAR 6000 laser...- The required technology for customized corneal ablationRonald R Krueger
Department of Refractive Surgery, Cole Eye Institute, The Cleveland Clinic Foundation, Desk i32, 9500 Euclid Avenue, Cleveland, OH 44195, USA
Ophthalmol Clin North Am 17:143-59, vi. 2004.... - First safety study of femtosecond laser photodisruption in animal lenses: tissue morphology and cataractogenesisRonald R Krueger
Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio 44195, USA
J Cataract Refract Surg 31:2386-94. 2005..To determine through safety studies the tissue effects and potential cataractogenesis of laser modification of the crystalline lens (photophaco modulation)... - How might corneal elasticity help us understand diabetes and intraocular pressure?Ronald R Krueger
Cole Eye Institute, Cleveland Clinic, 9500 Euclid Ave, Cleveland, OH 44195, USA
J Refract Surg 23:85-8. 2007..To determine how changes in corneal elasticity/stiffness might influence intraocular pressure (IOP) readings in diabetic patients... - Intraoperative wavefront monitoring during laser thermal keratoplastyRonald R Krueger
Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, OH 44195, USA
J Refract Surg 19:S602-7. 2003..Real-time wavefront monitoring during surgery is also being proposed as a method for regulating induced aberrations and the treatment end point. We evaluated the feasibility of intraoperative wavefront monitoring during low energy LTK... 
Rainbow glare as an optical side effect of IntraLASIKRonald R Krueger
Department of Refractive Surgery, Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio 44195, USA
Ophthalmology 115:1187-1195.e1. 2008..To report a new optical side effect associated with the IntraLASIK procedure...- Biomechanical effects of femtosecond and microkeratome-based flap creation: prospective contralateral examination of two patientsRonald R Krueger
Cole Eye Institute, Cleveland Clinic, Cleveland, Ohio, USA
J Refract Surg 23:800-7. 2007..Comparative outcomes after subsequent refractive laser correction were also investigated... - Stability of simultaneous topography-guided photorefractive keratectomy and riboflavin/UVA cross-linking for progressive keratoconus: case reportsRonald R Krueger
Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio 44195, USA
J Refract Surg 26:S827-32. 2010..To follow the stability of a simultaneously delivered therapy that corrects aberrations and stiffens the corneal collagen of eyes with progressive keratoconus... - Comparative study of riboflavin-UVA cross-linking and "flash-linking" using surface wave elastometryKarolinne Maia Rocha
Cole Eye Institute, Cleveland Clinic, Cleveland, Ohio, USA
J Refract Surg 24:S748-51. 2008..To investigate comparative stiffness values in porcine corneas after standard cross-linking and a new, rapid method of cross-linking (flash-linking) using surface wave elastometry... - Management of irregular astigmatism following rotationally disoriented free cap after LASIKVirginia Miraldi Utz
Case Western Reserve University School of Medicine, Cleveland, Ohio, USA
J Refract Surg 24:383-91. 2008.... - Flap-induced and laser-induced ocular aberrations in a two-step LASIK procedureSamra Waheed
Department of Refractive Surgery, Cole Eye Institute, Cleveland Clinic Foundation, Cleveland 44195, Ohio, USA
J Refract Surg 21:346-52. 2005..The change in lower order terms is microkeratome dependent. Higher order aberrations increase to a much larger degree after laser than after flap, making a two-step procedure unnecessary in conventional LASIK... - Thresholds for interface haze formation after thin-flap femtosecond laser in situ keratomileusis for myopiaKarolinne Maia Rocha
Cole Eye Institute, Cleveland Clinic, Cleveland, Ohio 44195, USA
Am J Ophthalmol 147:966-72, 972.e1. 2009..To evaluate the risk factors for interface haze formation after thin-flap femtosecond laser--laser in situ keratomileusis (LASIK)... - Wavefront-guided surface ablation with prophylactic use of mitomycin C after a buttonhole laser in situ keratomileusis flapMaria Regina Chalita
Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, OH 44195, USA
J Refract Surg 20:176-81. 2004..No delayed epithelial healing, side effects or complications were noted due to mitomycin C... - Wavefront analysis in post-LASIK eyes and its correlation with visual symptoms, refraction, and topographyMaria Regina Chalita
The Cole Eye Institute, Cleveland Clinic Foundation/I32, 9500 Euclid Avenue, Cleveland, OH 44195, USA
Ophthalmology 111:447-53. 2004..Horizontal coma was correlated with double vision, whereas vertical coma was not... 
Femtosecond laser and microkeratome corneal flaps: comparison of stromal wound healing and inflammationMarcelo V Netto
The Cole Eye Institute, Cleveland Clinic, Cleveland, Ohio 44195, USA
J Refract Surg 23:667-76. 2007..To examine early postoperative wound healing in rabbit corneas that had LASIK flaps formed with three different models (15 KHz, 30 KhZ, and 60 KHz) of a femtosecond laser compared with flaps formed with a microkeratome...- Staged intrastromal delivery of riboflavin with UVA cross-linking in advanced bullous keratopathy: laboratory investigation and first clinical caseRonald R Krueger
Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio, USA
J Refract Surg 24:S730-6. 2008..To evaluate the safety and efficacy of staged ultraviolet A (UVA) cross-linking following intrastromal 0.1% riboflavin administration in eyes with advanced corneal edema... - Wavefront analysis comparison of LASIK outcomes with the femtosecond laser and mechanical microkeratomesFabricio W Medeiros
Cole Eye Institute, Cleveland Clinic, 9500 Euclid Ave, Cleveland, OH 44195, USA
J Refract Surg 23:880-7. 2007..To evaluate differences related to ocular aberrations after customized LASIK for myopia using three different microkeratomes... - LADARWave wavefront measurement in normal eyesMaria Regina Chalita
Department of Refractive Surgery, Cole Eye Institute, Cleveland Clinic Foundation, 9500 Euclid Ave, Cleveland, OH 44195, USA
J Refract Surg 20:132-8. 2004..CONCLUSION: In 60 normal eyes, the Alcon LADARWave wavefront measurement was highly correlated with refraction, but less well with corneal topography... - Biomechanical effects of intraocular pressure elevation on optic nerve/lamina cribrosa before and after peripapillary scleral collagen cross-linkingIvey L Thornton
Cole Eye Institute, Lerner Research Institute, Cleveland Clinic, Cleveland, Ohio 44195, USA
Invest Ophthalmol Vis Sci 50:1227-33. 2009..To evaluate the biomechanical effect of intraocular pressure (IOP) elevation on the optic nerve/lamina cribrosa complex (ON/LC) and peripapillary sclera (PS) of porcine eyes before and after localized collagen cross-linking... - Correlation of aberrations with visual symptoms using wavefront analysis in eyes after laser in situ keratomileusisMaria Regina Chalita
The Cole Eye Institute, Department of Refractive Surgery, Cleveland Clinic Foundation, Cleveland, OH 44195, USA
J Refract Surg 19:S682-6. 2003..Horizontal coma was correlated with double vision, while vertical coma was not, demonstrating a greater sensitivity with horizontally oriented multifocality... - Comparison of standard (0.02%) and low dose (0.002%) mitomycin C in the prevention of corneal haze following surface ablation for myopiaIvey Thornton
Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio 44195, USA
J Refract Surg 24:S68-76. 2008..To retrospectively compare the safety and efficacy of lower dose mitomycin C (MMC) (0.002%) to that of the standard dose (0.02%) in eyes treated with photorefractive keratectomy (PRK) for myopia... - Corneal higher order aberrations after myopic wavefront-optimized ablationDavid Smadja
Cole Eye Institute, Cleveland Clinic Foundation, Refractive Surgery Department, Cleveland, OH, USA
J Refract Surg 29:42-8. 2013..To analyze the induced corneal higher order aberrations (HOAs) after wavefront-optimized ablation... - Applications of wavefront technologyGlauco Reggiani Mello
Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio, USA
J Cataract Refract Surg 38:1671-83. 2012..Finally, recent innovations made possible by wavefront technology that are not limited to refractive surgery are reviewed... - Suction loss during thin-flap femto-LASIK: management and beneficial refractive effect of the epitheliumDavid Smadja
Department of Refractive Surgery, Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio, USA
J Cataract Refract Surg 38:902-5. 2012..Financial disclosure: No author has a financial or proprietary interest in any material or method mentioned... - Tracking difficulties after femtosecond laser flap creation with the LADARVision excimer laser systemJerome C Ramos-Esteban
Department of Refractive Surgery, Cole Eye Institute, Cleveland Clinic, Cleveland, Ohio 44195, USA
J Refract Surg 24:953-6. 2008..To describe a series of myopic patients in whom a LASIK flap was created with the IntraLase femtosecond laser. The LADARVision (Alcon Laboratories Inc) tracking system failed and resulted in postponement of surgery... - Surface wave elastometry of the cornea in porcine and human donor eyesWilliam J Dupps
Cornea and Refractive Surgery, Cole Eye Institute, Cleveland Clinic, Cleveland, Ohio 44195, USA
J Refract Surg 23:66-75. 2007..The effects of epithelial debridement, relaxing incisions, and crosslink-mediated stiffening on surface wave velocity are also studied... - Laser epithelial keratomileusis: outcome of initial cases performed by an experienced surgeonMaria Regina Chalita
Department of Ophthalmology, The Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio 44195, USA
J Refract Surg 19:412-5. 2003..5, 25% (5 eyes) had grade 1, and 8% (2 eyes) had grade 2. CONCLUSIONS: LASEK is a challenging procedure. Creating the epithelial flap is not simple and may have contributed to the high haze incidence in our study... - Comatic aberration as a cause of monocular diplopiaAlex Melamud
Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio, USA
J Cataract Refract Surg 32:529-32. 2006..Higher-order optical aberrations such as coma may be associated with monocular diplopia. Wavefront technology may be useful in the workup of monocular diplopia... - Incidence of rainbow glare after laser in situ keratomileusis flap creation with a 60 kHz femtosecond laserSonya Bamba
Department of Refractive Surgery, Cole Eye Institute, Cleveland Clinic, Cleveland, Ohio 44195, USA
J Cataract Refract Surg 35:1082-6. 2009..To report the incidence of and factors associated with rainbow glare after laser in situ keratomileusis (LASIK) flap creation with a 60 kHz femtosecond laser... - Response of the posterior corneal surface to myopic laser in situ keratomileusis with different ablation depthsDavid Smadja
Refractive Surgery Department, Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio, USA
J Cataract Refract Surg 38:1222-31. 2012..To evaluate the posterior corneal surface response at a very early stage after myopic laser in situ keratomileusis (LASIK) with different ablation depths... - A longitudinal study of LASIK flap and stromal thickness with high-speed optical coherence tomographyYan Li
Department of Biomedical Engineering, Case Western Reserve University, Cleveland, Ohio, USA
Ophthalmology 114:1124-32. 2007..To assess corneal anatomic changes after LASIK with a high-speed corneal and anterior segment optical coherence tomography (CAS-OCT) system... - Low-dose mitomycin C as a prophylaxis for corneal haze in myopic surface ablationIvey Thornton
Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio 44195, USA
Am J Ophthalmol 144:673-681. 2007..To evaluate the efficacy of low-dose (0.002%) mitomycin C (MMC) vs no prophylactic MMC (control) in reducing corneal haze after surface laser ablation... - Introduction to wavefront-optimized, wavefront-guided, and topography-guided customized ablation: fifth year in reviewRonald R Krueger
Department of Refractive Surgery, Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio, USA
J Refract Surg 24:S417-8. 2008 - Wavefront aberrations associated with the Ferrara intrastromal corneal ring in a keratoconic eyeMaria Regina Chalita
Cole Eye Institute, Cleveland Clinic Foundation, 9500 Euclid Ave, Cleveland, OH 44195, USA
J Refract Surg 20:823-30. 2004..Metrics other than RMS error may be necessary to better correlate aberration value with visual satisfaction in some eyes... - Corneal haze following PRK with mitomycin C as a retreatment versus prophylactic use in the contralateral eyeMarcelo V Netto
Cole Eye Institute, The Cleveland Clinic Foundation, 9500 Euclid Ave, Cleveland, OH 44195, USA
J Refract Surg 23:96-8. 2007..To report photorefractive keratectomy (PRK) treated with mitomycin C (MMC) for previous corneal haze in one eye and PRK with MMC to prevent corneal haze formation in the fellow eye... - Secondary microkeratome-induced flap interference with the pathway of the primary flapNavin H Tekwani
Cole Eye Institute, Cleveland Clinic Foundation, 9500 Euclid Avenue, Cleveland, OH 44195, USA
Ophthalmology 110:1379-83. 2003..Intraoperative pachymetry of the residual stromal bed should be performed routinely. It is important to examine the stromal bed closely for loose or displaced slivers of tissue and to remove them before excimer treatment... - Introduction to the proceedings of the Third International Congress of Corneal Cross-LinkingRonald R Krueger
Department of Refractive Surgery, Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio, USA
J Refract Surg 24:S713-4. 2008 - Transitioning to optimized correction with the WaveLight ALLEGRETTO WAVE: case distribution, visual outcomes, and wavefront aberrationsMichael R George
Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio 44195, USA
J Refract Surg 26:S806-13. 2010..To describe the outcomes of the first 285 eyes receiving LASIK or photorefractive keratectomy (PRK) using an optimized ablation profile at a refractive surgery practice experienced with customized ablation... - Expanding depth of focus by modifying higher-order aberrations induced by an adaptive optics visual simulatorKarolinne Maia Rocha
Cole Eye Institute, Cleveland Clinic, Cleveland, Ohio, USA
J Cataract Refract Surg 35:1885-92. 2009..To evaluate the impact of higher-order aberrations on depth of focus using an adaptive optics visual simulator... - Optimized femto-LASIK maintains preexisting spherical aberration independent of refractive errorJohn D Au
Cole Eye Institute, Cleveland Clinic, Cleveland, Ohio 44195, USA
J Refract Surg 28:S821-5. 2012..To report the visual outcomes and change in spherical aberration in the first cohort of eyes treated at the Cole Eye Institute using the FS200 laser (Alcon Laboratories Inc)... - Comparison of flap thickness reproducibility using microkeratomes with a second motor for advancementDanielle Miranda
Department of Refractive Surgery, Cole Eye Institute, The Cleveland Clinic Foundation, 9500 Euclid Avenue, Cleveland, OH 44195, USA
Ophthalmology 110:1931-4. 2003..The greatest variability, noted with the Moria CB, was likely due to the manual translation feature and places further importance on the safety of the second motor and automation when performing LASIK... - Wavefront ablation profiles in refractive surgery: description, results, and limitationsDavid Smadja
Refractive Surgery Department, Cole Eye Institute, Cleveland Clinic Foundation, Ohio, USA
J Refract Surg 28:224-32. 2012..To provide an overview of the clinical results of different ablation profiles based on wavefront technology and discuss their characteristics and limitations... - Enhanced visual acuity and image perception following correction of highly aberrated eyes using an adaptive optics visual simulatorKarolinne Maia Rocha
Cole Eye Institute, Cleveland Clinic, Cleveland, Ohio, USA
J Refract Surg 26:52-6. 2010..To evaluate the changes in visual acuity and visual perception generated by correcting higher order aberrations in highly aberrated eyes using a large-stroke adaptive optics visual simulator... - Monovision with laser vision correctionConstance A Cox
Cole Eye Institute, Cleveland Clinic Foundation I-32, 9500 Euclid Avenue, Cleveland, OH 44195, USA
Ophthalmol Clin North Am 19:71-5, vi. 2006..This article reviews the advantages and disadvantages of various techniques used to achieve monovision, with an emphasis placed on monovision with laser vision correction... - [Corneal wound healing response following different modalities of refractive surgical procedures]Marcelo Vieira Netto
Cole Eye Institute, The Cleveland Clinic Foundation, Cleveland, OH, USA
Arq Bras Oftalmol 68:140-9. 2005..The present text proposes a review of the corneal wound healing characteristics following different modalities of refractive surgical procedures... - Thygeson's superficial punctate keratitis recurrence after laser in situ keratomileusisMarcelo V Netto
Cole Eye Institute, The Cleveland Clinic Foundation, 9500 Euclid Avenue, Cleveland, OH 44195, USA
Am J Ophthalmol 138:507-8. 2004..However, no strong conclusion can be established until further studies confirm the hypothesis of a lower recurrence rate of Thygeson's SPK following PRK compared with LASIK... - Monovision laser in situ keratomileusis for pre-presbyopic and presbyopic patientsDanielle Miranda
Department of Refractive Surgery, Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, OH 44195, USA
J Refract Surg 20:325-8. 2004..26). CONCLUSIONS: Monovision is a valuable option for pre-presbyopic and presbyopic patients considering refractive surgery... - Update on customized excimer ablations: recent developments reported in 2002Samra Waheed
The Cole Eye Institute, Cleveland Clinic Foundation, 9500 Euclid Avenue, Cleveland, OH 44195, USA
Curr Opin Ophthalmol 14:198-202. 2003..In addition, we also present the laser technology requirements, and clinical outcomes of customized excimer ablations that are reported to date... - Outcomes of deep anterior lamellar keratoplasty for keratoconus: learning curve and advantages of the big bubble techniqueDavid Smadja
National Reference Center for Keratoconus, Bordeaux University Hospital, Bordeaux, France
Cornea 31:859-63. 2012..To evaluate retrospectively the outcomes of a case series of deep anterior lamellar keratoplasties by air dissection (DALK-AD) using the big bubble (BB) technique, in the surgical treatment of keratoconus (KC)... - Introduction to the proceedings of the Sixth International Congress on Advanced Surface Ablation & SBKRonald R Krueger
Department of Refractive Surgery, Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio, USA
J Refract Surg 24:S55-6. 2008 - Reproducibility of wavefront measurements using the LADARWave aberrometerCraig D Lewis
Cole Eye Institute, Cleveland Clinic Foundation, Cleveland, Ohio, USA
J Refract Surg 22:S973-9. 2006..To test reproducibility of lower and higher order aberration measurements using the Alcon LADAR-Wave system... - Introduction to commercially approved wavefront-guided customization: third year in reviewRonald R Krueger
Department of Refractive Surgery, Cole Eye Institute, The Cleveland Clinic Foundation, Cleveland, Ohio, USA
J Refract Surg 21:S767-8. 2005 - Correlation of aberrations with visual acuity and symptomsMaria Regina Chalita
Department of Ophthalmology, Federal University of Sao Paulo, Brazil
Ophthalmol Clin North Am 17:135-42, v-vi. 2004..Wavefront sensing performed after refractive surgery has revealed a decrease in low-contrast acuity and contrast sensitivity, comprising the patient's night vision and leading to symptoms such as halos, starburst, and glare... - First clinical results with the femtosecond neodynium-glass laser in refractive surgeryImola Ratkay-Traub
Focus Medical Eye Micro surgery and Laser Center, Budapest, Hungary
J Refract Surg 19:94-103. 2003.... - Method for optimizing topography-guided ablation of highly aberrated eyes with the ALLEGRETTO WAVE excimer laserDavid T C Lin
University of British Columbia and Pacific Laser Eye Centre, Vancouver, British Columbia, Canada
J Refract Surg 24:S439-45. 2008..To evaluate the clinical outcomes of custom topographic neutralizing technique in treating highly aberrated eyes using the WaveLight ALLEGRETTO WAVE Excimer Laser... - Changes in mesopic vision after photorefractive keratectomy for myopiaZoltan Z Nagy
1st Department of Ophthalmology, Semmelweis University, Budapest, Hungary
J Refract Surg 18:249-52. 2002..To evaluate the mesopic functions of excimer laser treated eyes with different treatment diameters and different laser beam delivery systems... - Alcon CustomCornea wavefront-guided retreatments after laser in situ keratomileusisMaria Regina Chalita
Department of Ophthalmology, Federal University of Sao Paulo, Sao Paulo, Brazil
J Refract Surg 20:S624-30. 2004..To evaluate the outcome of wavefront-guided ablations for the correction of residual myopia and astigmatism after standard laser in situ keratomileusis (LASIK)... - Corneal topography vs ocular wavefront sensing in the retreatment of highly aberrated post surgical eyesRonald R Krueger
J Refract Surg 22:328-30. 2006 - Efficacy and safety of blue-light scleral cross-linkingHans Peter Iseli
IROC Institute of Refractive and Ophthalmic Surgery, Zurich, Switzerland
J Refract Surg 24:S752-5. 2008..To evaluate the efficacy of blue-light scleral cross-linking as well as its safety in preventing retinal damage beneath the treated sclera... - Aberration-sensing and wavefront-guided laser in situ keratomileusis: management of decentered ablationMichael Mrochen
University of Zurich, Dept of Ophthalmology, Switzerland
J Refract Surg 18:418-29. 2002..To clarify the feasibility of aberration-sensing and wavefront-guided laser in situ keratomileusis (LASIK) to manage grossly decentered ablation and to discuss the limitations of the technology... - Effects of Zernike wavefront aberrations on visual acuity measured using electromagnetic adaptive optics technologyKarolinne Maia Rocha
Federal University of Sao Paulo, Sao Paulo, Brazil
J Refract Surg 23:953-9. 2007..This study measured the changes in visual acuity induced by individual Zernike ocular aberrations of various root-mean-square (RMS) magnitudes...