Thomas Kohnen

Summary

Affiliation: Frankfurt am Main
Country: Germany

Publications

  1. ncbi request reprint Tilt and decentration of three-piece foldable high-refractive silicone and hydrophobic acrylic intraocular lenses with 6-mm optics in an intraindividual comparison
    Martin Baumeister
    Department of Ophthalmology, Johann Wolfgang Goethe University, Theodor Stern Kai 7, 60590 Frankfurt am Main, Germany
    Am J Ophthalmol 140:1051-8. 2005
  2. ncbi request reprint [Anterior chamber intraocular lenses for aphakia correction]
    T Kohnen
    Klinik fur Augenheilkunde, Klinikum der Goethe Universität, Theodor Stern Kai 7, 60590, Frankfurt am Main, Deutschland
    Ophthalmologe 111:310-4. 2014
  3. doi request reprint Morphological changes in the edge structures following femtosecond laser capsulotomy with varied patient interfaces and different energy settings
    Thomas Kohnen
    Department of Ophthalmology, Goethe University Frankfurt am Main, Theodor Stern Kai 7, 60590, Frankfurt am Main, Germany
    Graefes Arch Clin Exp Ophthalmol 252:293-8. 2014
  4. doi request reprint [Avoidance and management of complications in laser in situ keratomileusis]
    T Kohnen
    Klinik fur Augenheilkunde, Goethe Universitat Frankfurt am Main, Theodor Stern Kai 7, 60590, Frankfurt am Main, Deutschland
    Ophthalmologe 110:629-38. 2013
  5. ncbi request reprint [Evaluation and quality assurance of refractive surgery procedures by the German Ophthalmological Society and the Professional Association of German Ophthalmologists]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt, Deutschland
    Ophthalmologe 104:719-26. 2007
  6. ncbi request reprint [Surgical treatment of congenital cataracts]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590 Frankfurt am Main, Deutschland
    Ophthalmologe 104:566-71. 2007
  7. ncbi request reprint [The congenital cataract]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt am Main, Deutschland
    Ophthalmologe 104:550-1. 2007
  8. ncbi request reprint [Cyclorotation of the eye in wavefront-guided LASIK using a static eyetracker with iris recognition]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt am Main, Germany
    Ophthalmologe 104:60-5. 2007
  9. ncbi request reprint Internal anterior chamber diameter using optical coherence tomography compared with white-to-white distances using automated measurements
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 32:1809-13. 2006
  10. ncbi request reprint The future role of wavefront-guided excimer ablation
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Theodor Stern Kai 7, 60590 Frankfurt am Main, Germany
    Graefes Arch Clin Exp Ophthalmol 245:189-94. 2007

Detail Information

Publications115 found, 100 shown here

  1. ncbi request reprint Tilt and decentration of three-piece foldable high-refractive silicone and hydrophobic acrylic intraocular lenses with 6-mm optics in an intraindividual comparison
    Martin Baumeister
    Department of Ophthalmology, Johann Wolfgang Goethe University, Theodor Stern Kai 7, 60590 Frankfurt am Main, Germany
    Am J Ophthalmol 140:1051-8. 2005
    ..Intraindividual comparison of tilt and decentration of three-piece foldable intraocular lenses (IOLs) with 6-mm optics and different edge design and material...
  2. ncbi request reprint [Anterior chamber intraocular lenses for aphakia correction]
    T Kohnen
    Klinik fur Augenheilkunde, Klinikum der Goethe Universität, Theodor Stern Kai 7, 60590, Frankfurt am Main, Deutschland
    Ophthalmologe 111:310-4. 2014
    ..Alternatives to these anterior chamber IOLs to correct aphakia are the retropupillary fixated Artisan and sclera fixated IOLs. ..
  3. doi request reprint Morphological changes in the edge structures following femtosecond laser capsulotomy with varied patient interfaces and different energy settings
    Thomas Kohnen
    Department of Ophthalmology, Goethe University Frankfurt am Main, Theodor Stern Kai 7, 60590, Frankfurt am Main, Germany
    Graefes Arch Clin Exp Ophthalmol 252:293-8. 2014
    ..To ascertain the morphological changes in the edge structure of femtosecond laser-derived capsulotomy specimens using varying patient interfaces and different laser pulse energies...
  4. doi request reprint [Avoidance and management of complications in laser in situ keratomileusis]
    T Kohnen
    Klinik fur Augenheilkunde, Goethe Universitat Frankfurt am Main, Theodor Stern Kai 7, 60590, Frankfurt am Main, Deutschland
    Ophthalmologe 110:629-38. 2013
    ....
  5. ncbi request reprint [Evaluation and quality assurance of refractive surgery procedures by the German Ophthalmological Society and the Professional Association of German Ophthalmologists]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt, Deutschland
    Ophthalmologe 104:719-26. 2007
    ..All physicians who fulfil these prerequisites can apply to be named in the official list of suppliers and after fulfilling the prerequisites will be awarded a certificate on application...
  6. ncbi request reprint [Surgical treatment of congenital cataracts]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590 Frankfurt am Main, Deutschland
    Ophthalmologe 104:566-71. 2007
    ..Orthoptic follow-up examinations are also decisive for the long-term result...
  7. ncbi request reprint [The congenital cataract]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt am Main, Deutschland
    Ophthalmologe 104:550-1. 2007
  8. ncbi request reprint [Cyclorotation of the eye in wavefront-guided LASIK using a static eyetracker with iris recognition]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt am Main, Germany
    Ophthalmologe 104:60-5. 2007
    ..Cyclorotation of the eye occurs as the patient changes from the sitting position during aberrometry to the supine position during laser surgery and may lead to induction of lower and higher order aberrations...
  9. ncbi request reprint Internal anterior chamber diameter using optical coherence tomography compared with white-to-white distances using automated measurements
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 32:1809-13. 2006
    ..To compare internal horizontal anterior chamber (AC) diameter determined by optical coherence tomography (OCT) and horizontal corneal diameter (white-to-white [WTW]) using automated measurements...
  10. ncbi request reprint The future role of wavefront-guided excimer ablation
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Theodor Stern Kai 7, 60590 Frankfurt am Main, Germany
    Graefes Arch Clin Exp Ophthalmol 245:189-94. 2007
  11. ncbi request reprint European multicenter study of the AcrySof ReSTOR apodized diffractive intraocular lens
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    Ophthalmology 113:584.e1. 2006
    ..To report the safety and effectiveness of the AcrySof ReSTOR apodized diffractive intraocular lens (IOL), model MA60D3, when implanted into the capsular bag...
  12. ncbi request reprint [Optical quality after refractive corneal surgery]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590 Frankfurt am Main
    Ophthalmologe 103:184-91. 2006
    ....
  13. ncbi request reprint [Intraocular lenses for the correction of refraction errors. Part II. Phakic posterior chamber lenses and refractive lens exchange with posterior chamber lens implantation]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Frankfurt am Main
    Ophthalmologe 102:1105-17; quiz 1118-9. 2005
    ..The main complications for myopic RLA include retinal detachment, while hyperopic refractive lens exchange may be associated with surgical problems in the narrower anterior eye segment...
  14. ncbi request reprint [Intraocular lenses for the correction of refraction errors. Part 1: phakic anterior chamber lenses]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Frankfurt am Main
    Ophthalmologe 102:1003-7; quiz 1018. 2005
    ..Complications are rare and differ for the three types of PIOL; for anterior chamber lenses these are mainly pupil ovalization and endothelial cell loss...
  15. ncbi request reprint Comparison of corneal higher-order aberrations induced by myopic and hyperopic LASIK
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    Ophthalmology 112:1692. 2005
    ..To compare the change in anterior corneal higher-order (third- to fifth-order) aberrations (HOAs) induced by myopic and hyperopic LASIK...
  16. ncbi request reprint Intermittent myopic shift of 4.0 diopters after implantation of an Artisan iris-supported phakic intraocular lens
    Thomas Kohnen
    Johann Wolfgang Goethe University, Department of Ophthalmology, Frankfurt am Main, Germany
    J Cataract Refract Surg 31:1444-7. 2005
    ..In rare cases, iris-fixated anterior chamber IOLs may induce refractive changes related to effects on the surrounding anatomic structures. This may be corrected by phakic IOL rotation or reenclavation of the phakic IOL with less tissue...
  17. ncbi request reprint Corneal first-surface aberration analysis of the biomechanical effects of astigmatic keratotomy and a microkeratome cut after penetrating keratoplasty
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 31:185-9. 2005
    ..If LASIK is planned after PKP, a 2-step approach is recommended to anticipate biomechanical effects and avoid overcorrection or undercorrection...
  18. ncbi request reprint Incision sizes before and after implantation of 6-mm optic foldable intraocular lenses using Monarch and Unfolder injector systems
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    Ophthalmology 112:58-66. 2005
    ..To determine incision sizes for 6-mm optic foldable intraocular lenses (IOLs) implanted with injector systems...
  19. doi request reprint Position of rigid and foldable iris-fixated myopic phakic intraocular lenses evaluated by Scheimpflug photography
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 34:114-20. 2008
    ..To evaluate the postoperative intraocular positional stability of 1 rigid poly(methyl methacrylate) (PMMA) phakic intraocular lens (pIOL) model and 2 foldable polysilicone-PMMA iris-fixated pIOL models...
  20. doi request reprint [Introduction to the topic: aspheric optics]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt am Main, Deutschland
    Ophthalmologe 105:223. 2008
  21. doi request reprint [Aspheric intraocular lenses]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt, Deutschland
    Ophthalmologe 105:234-40. 2008
    ..Parameters used to evaluate optical quality are visual acuity, contrast sensitivity, glare disability, night vision, higher-order aberrations, and subjective questionnaires...
  22. doi request reprint [Evaluation and quality assurance of refractive surgery procedures by the German Ophthalmological Society and the Professional Association of German Ophthalmologists. Status: May 2011]
    T Kohnen
    Klinik fur Augenheilkunde, Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt, Deutschland
    Ophthalmologe 108:869-82. 2011
    ..Refractive surgical care and additional medical services possibly arising prior to or following this treatment are not basically covered by the statutory health insurance (GKV)...
  23. doi request reprint Three-year stability of an angle-supported foldable hydrophobic acrylic phakic intraocular lens evaluated by Scheimpflug photography
    Thomas Kohnen
    Department of Ophthalmology, Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 36:1120-6. 2010
    ..To examine the postoperative positional stability of a new angle-supported, hydrophobic acrylic phakic intraocular lens (pIOL)...
  24. doi request reprint [Pseudophakic supplementary intraocular lenses]
    T Kohnen
    Klinik fur Augenheilkunde, Goethe Universitat Frankfurt am Main, Theodor Stern Kai 7, 60590, Frankfurt am Main, Germany
    Ophthalmologe 107:766, 768-71. 2010
    ....
  25. doi request reprint [Intraocular lenses for microincisional cataract surgery]
    T Kohnen
    Klinik fur Augenheilkunde, Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt am Main, Deutschland
    Ophthalmologe 107:127-35. 2010
    ..Thus MICS procedures provide better predictability in terms of postoperative refractive results. This is of special interest when implanting advanced optic designs, such as aspheric, toric or multifocal IOLs...
  26. doi request reprint Visual function after bilateral implantation of apodized diffractive aspheric multifocal intraocular lenses with a +3.0 D addition
    Thomas Kohnen
    Department of Ophthalmology, Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 35:2062-9. 2009
    ..To evaluate visual function after bilateral implantation of apodized diffractive aspheric multifocal intraocular lenses (IOLs) with a +3.0 diopter addition (add) power...
  27. pmc Cataract surgery with implantation of an artificial lens
    Thomas Kohnen
    Klinik fur Augenheilkunde, Goethe Universitat, Frankfurt am Main
    Dtsch Arztebl Int 106:695-702. 2009
    ..Cataract surgery, the most frequently performed operative procedure worldwide, typically concludes with the implantation of an artificial intraocular lens (IOL) to correct aphakia (absence of the crystalline lens)...
  28. doi request reprint [Results of 308 consecutive femtosecond laser cuts for LASIK]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt am Main, Deutschland
    Ophthalmologe 107:439-45. 2010
    ..Therefore, surgery should be less of a strain to patients, vision should recover faster, and optical quality should be optimized...
  29. doi request reprint [Correction of astigmatism during cataract surgery]
    T Kohnen
    Klinik fur Augenheilkunde, Goethe Universitat, Frankfurt am Main
    Klin Monbl Augenheilkd 226:596-604. 2009
    ..To enhance patients' postoperative optical quality after cataract surgery, among others, different procedures to correct corneal astigmatism are used...
  30. doi request reprint Effect of intraocular lens asphericity on quality of vision after cataract removal: an intraindividual comparison
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Theodor Stern Kai 7, Frankfurt am Main, Germany
    Ophthalmology 116:1697-706. 2009
    ..To determine the effect of intraocular lens (IOL) asphericity on quality of vision after cataract removal...
  31. ncbi request reprint Solving intraocular lens-related pigment dispersion syndrome with repositioning of primary sulcus implanted single-piece IOL in the capsular bag
    Thomas Kohnen
    Department of Ophthalmology, Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 35:1459-63. 2009
    ..The 2 cases suggest that particularly in PDS patients, an IOL with an anterior sharp-edge design should be implanted in the capsular bag. Implantation in the ciliary sulcus should be avoided...
  32. doi request reprint [The basics of refractive lens exchange]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt, Deutschland
    Ophthalmologe 105:991-2, 994-8. 2008
    ..In spite of the high requirements for postoperative optical quality, RLE can lead to an effective, safe, predictable, and stable outcome with a low risk of complications...
  33. doi request reprint Incision sizes before and after implantation of SN60WF intraocular lenses using the Monarch injector system with C and D cartridges
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 34:1748-53. 2008
    ..To evaluate incision sizes for 6.0 mm optic hydrophobic acrylic intraocular lenses (IOLs) implanted with different injector systems and surgical techniques...
  34. doi request reprint [Use of multifocal intraocular lenses and criteria for patient selection]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt am Main, Deutschland
    Ophthalmologe 105:527-32. 2008
    ..A differentiated patient selection in combination with optimized perioperative and postoperative management is necessary to achieve appropriate postoperative refractive results and patient satisfaction...
  35. doi request reprint Optic edge design as long-term factor for posterior capsular opacification rates
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt Main, Germany
    Ophthalmology 115:1308-14, 1314.e1-3. 2008
    ....
  36. ncbi request reprint Wavefront-guided LASIK with the Zyoptix 3.1 system for the correction of myopia and compound myopic astigmatism with 1-year follow-up: clinical outcome and change in higher order aberrations
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    Ophthalmology 111:2175-85. 2004
    ..To assess safety, efficacy, predictability, stability, and change in aberrations after wavefront-guided LASIK for myopia and myopic astigmatism...
  37. ncbi request reprint [Heparin Surface-Modified Poly(methylmethacrylate) and Foldable Hydrophobic Acrylic Intraocular Lenses in Cataract Patients with Acquired Immune Deficiency Syndrome and CMV-Retinitis]
    Susanne Krieglsteiner
    Johann Wolfgang Goethe Universitat, Zentrum für Augenheilkunde, Frankfurt am Main
    Klin Monbl Augenheilkd 221:40-6. 2004
    ..Heparin surface-modified PMMA-IOLs as well as acrylic IOLs are associated with less postoperative inflammation than conventional intraocular lenses...
  38. ncbi request reprint [Flap Amputation in Mycobacterium chelonae Keratitis after Laser-in-situ Keratomileusis (LASIK)]
    Thomas Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat Frankfurt, Frankfurt am Main
    Klin Monbl Augenheilkd 220:634-7. 2003
    ..In the following report, we present clinical findings, microbiological investigation, treatment and outcome of the first case of Mycobacterium chelonae reported in Europe...
  39. ncbi request reprint [Laser in situ keratomileusis for correction of hyperopia and hyperopic astigmatism using a scanning spot excimer laser. Results of a prospective clinical study after 1 year]
    T Kohnen
    Augenklinik der Johann Wolfgang Goethe Universität Frankfurt M
    Ophthalmologe 100:1071-8. 2003
    ..The purpose of this investigation was to evaluate the safety, efficacy, predictability, stability and complications of LASIK for the treatment of hyperopia and hyperopic astigmatism using a scanning spot excimer laser...
  40. ncbi request reprint Scotopic pupil size in a normal pediatric population using infrared pupillometry
    Eva Maria Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Theodor Stern Kai 7, 60590 Frankfurt am Main, Germany
    Graefes Arch Clin Exp Ophthalmol 242:18-23. 2004
    ..To determine scotopic pupil diameter in a normal pediatric population...
  41. ncbi request reprint Scheimpflug imaging of bilateral foldable in-the-bag intraocular lens implantation assisted by a scleral-sutured capsular tension ring in Marfan's syndrome
    Thomas Kohnen
    Johann Wolfgang Goethe University, Department of Ophthalmology, Frankfurt am Main, Germany
    J Cataract Refract Surg 29:598-602. 2003
    ..High myopia and subluxated lenses may be treatable long-term with a scleral-fixated CTR and foldable IOL implantation; further evaluation of PCO is necessary...
  42. ncbi request reprint [Current state of wavefront guided corneal surgery to correct refraction disorders]
    T Kohnen
    Klinik für Augenheilkunde der Johann Wolfgang Goethe Universität Frankfurt am Main
    Ophthalmologe 101:631-45; quiz 646-7. 2004
    ..Correction of higher order aberrations has not yet been perfected since the predictability of corrections appears to be deserving of improvement on the one hand and aberrations are still induced by the technique on the other hand...
  43. ncbi request reprint Comparison of a digital and a handheld infrared pupillometer for determining scotopic pupil diameter
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 29:112-7. 2003
    ..The limits of agreement ranged from 1.28 (Procyon) to 2.32 (Colvard). The digital infrared pupillometer (Procyon) demonstrated better repeatability and agreement in measuring scotopic pupil size than a handheld device (Colvard)...
  44. ncbi request reprint [LASIK with a superior hinge and scanning spot excimer laser ablation for correction of myopia and myopic astigmatism. Results of a prospective study on 100 eyes with a 1-year follow-up]
    T Kohnen
    Johann Wolfgang Goethe Universitat, Zentrum für Augenheilkunde, Theodor Stern Kai 7, 60590 Frankfurt am Main
    Ophthalmologe 98:1044-54. 2001
    ..The purpose of this investigation was to evaluate the safety, efficacy, predictability, stability and complications using the scanning spot excimer LASIK technology...
  45. ncbi request reprint Correlation of infrared pupillometers and CCD-camera imaging from aberrometry and videokeratography for determining scotopic pupil size
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 30:2116-23. 2004
    ..To compare 2 infrared pupillometers with a videokeratographer and 2 aberrometers for the determination of scotopic pupil size...
  46. ncbi request reprint Confocal microscopic imaging of reticular folds in a laser in situ keratomileusis flap
    T Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Refract Surg 17:689-91. 2001
    ..To report the clinical and confocal microscopic characteristics of reticular folds (mudcracks) in a cornea after laser in situ keratomileusis (LASIK)...
  47. ncbi request reprint Experimental and clinical evaluation of incision size and shape following forceps and injector implantation of a three-piece high-refractive-index silicone intraocular lens
    T Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    Graefes Arch Clin Exp Ophthalmol 236:922-8. 1998
    ..The purpose of this study was to compare incision sizes and wound shape for both forceps and injector implantation of high-refractive-index silicone IOLs...
  48. ncbi request reprint Confocal microscopic characteristics of stage 1 to 4 diffuse lamellar keratitis after laser in situ keratomileusis
    Jens Bühren
    Department of Ophthalmology, Johann Wolfgang Goethe University, Theodor Stern Kai 7, 60590 Frankfurt am Main, Germany
    J Cataract Refract Surg 28:1390-9. 2002
    ..To evaluate 4 stages of diffuse lamellar keratitis (DLK) after laser in situ keratomileusis using confocal microscopy...
  49. ncbi request reprint Incisions for implantation of foldable intraocular lenses. Development of a new caliper, measurement of incision sizes, and wound morphology of the cornea
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    Dev Ophthalmol 34:155-86. 2002
  50. ncbi request reprint Ten-year follow-up of a ciliary sulcus-fixated silicone phakic posterior chamber intraocular lens
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 30:2431-4. 2004
    ..Maintenance of space between an IOL and the natural lens appears to be an important factor in preventing cataract formation after PPC IOL implantation...
  51. ncbi request reprint [LASIK using a scanning spot excimer laser for the treatment of myopia and myopic astigmatism 3-Jahresergebnisse]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Frankfurt am Main
    Ophthalmologe 102:363-8. 2005
    ..The correction of refractive errors using laser in situ keratomileusis (LASIK) has become the primary refractive procedure worldwide. The purpose of this study was to evaluate LASIK within a retrospective cohort...
  52. ncbi request reprint Posterior capsule opacification after implantation of CeeOn Edge 911A, PhacoFlex SI-40NB, and AcrySof MA60BM lenses: one-year results of an intraindividual comparison multicenter study
    Ulrich Mester
    Department of Ophthalmology, Bundesknappschaft s Hospital, Sulzbach, Germany
    J Cataract Refract Surg 30:978-85. 2004
    ..To perform an intraindividual comparison of posterior capsule opacification (PCO) with 2 foldable intraocular lenses (IOLs) and a foldable acrylic IOL 1 year after in-the-bag implantation...
  53. ncbi request reprint Position of angle-supported, iris-fixated, and ciliary sulcus-implanted myopic phakic intraocular lenses evaluated by Scheimpflug photography
    Martin Baumeister
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    Am J Ophthalmol 138:723-31. 2004
    ..To examine postoperative positional stability of myopic phakic intraocular lenses (IOLs)...
  54. ncbi request reprint Visual performance of aspherical and spherical intraocular lenses: intraindividual comparison of visual acuity, contrast sensitivity, and higher-order aberrations
    Thomas Kasper
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 32:2022-9. 2006
    ....
  55. doi request reprint Laser in situ keratomileusis following the implantation of iris-fixated phakic intraocular lenses
    Christian Meltendorf
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    Ophthalmologica 222:69-73. 2008
    ....
  56. doi request reprint Tilt and decentration of spherical and aspheric intraocular lenses: effect on higher-order aberrations
    Martin Baumeister
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 35:1006-12. 2009
    ..To determine the impact of spherical and aspheric foldable intraocular lens (IOL) tilt and decentration on optical quality after cataract surgery in an intraindividual comparative study...
  57. ncbi request reprint Incidence of posterior vitreous detachment after laser in situ keratomileusis
    Alireza Mirshahi
    Department of Ophthalmology, Johann Wolfgang Goethe University, Theodor Stern Kai 7, 60590, Frankfurt am Main, Germany
    Graefes Arch Clin Exp Ophthalmol 244:149-53. 2006
    ..The purpose of this study was to determine the effect of LASIK on the vitreous body...
  58. ncbi request reprint Influence of pupil and optical zone diameter on higher-order aberrations after wavefront-guided myopic LASIK
    Jens Bühren
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 31:2272-80. 2005
    ..To investigate the influence of pupil and optical zone (OZ) diameter on higher-order aberrations (HOAs) after myopic wavefront-guided laser in situ keratomileusis (LASIK)...
  59. ncbi request reprint Intraindividual comparison of higher-order aberrations after implantation of aspherical and spherical intraocular lenses as a function of pupil diameter
    Thomas Kasper
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 32:78-84. 2006
    ..To compare intraindividual higher-order wavefront aberrations after implantation of aspherical and spherical intraocular lenses (IOLs) as function of pupil diameter...
  60. ncbi request reprint Correlation between clinical in vivo confocal microscopic and ex vivo histopathologic findings of Salzmann nodular degeneration
    Christian Meltendorf
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    Cornea 25:734-8. 2006
    ..To report clinical, in vivo confocal microscopy and ex vivo histopathologic findings of Salzmann nodular degeneration (SND)...
  61. ncbi request reprint AcrySof phakic angle-supported intraocular lens for the correction of moderate-to-high myopia: one-year results of a multicenter European study
    Thomas Kohnen
    Johann Wolfgang Goethe University, Department of Ophthalmology, Frankfurt Main, Germany
    Ophthalmology 116:1314-21, 1321.e1-3. 2009
    ..To investigate the safety and effectiveness of the AcrySof phakic angle-supported intraocular lens (IOL) (Alcon Laboratories, Inc., Fort Worth, TX) for correction of moderate-to-high myopia in adults...
  62. ncbi request reprint Clinical course of severe central epithelial defects in laser in situ keratomileusis
    Alireza Mirshahi
    Department of Ophthalmology, Johann Wolfgang Goethe University, Theodor Stern Kai 7, 60590 Frankfurt am Main, Germany
    J Cataract Refract Surg 30:1636-41. 2004
    ..To report the clinical outcome of laser in situ keratomileusis (LASIK) cases complicated by severe central intraoperative epithelial defects (EDs) caused by the microkeratome cut...
  63. doi request reprint Predictability of intraocular lens calculation using the Holladay II formula after in-the-bag or optic captured posterior chamber intraocular lens implantation in paediatric cataracts
    Marc Luchtenberg
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    Ophthalmologica 222:302-7. 2008
    ..To assess the predictability of postoperative refraction using the Holladay II-formula in paediatric patients randomized to undergo 2 different surgical procedures...
  64. ncbi request reprint Effect of temporal and nasal unsutured limbal tunnel incisions on induced astigmatism after phacoemulsification
    Stephan Kohnen
    Department of Ophthalmology, Marienhospital, Aachen, Germany
    J Cataract Refract Surg 28:821-5. 2002
    ..To compare the surgically induced corneal astigmatism after unsutured temporal and nasal unsutured limbal tunnel incisions...
  65. ncbi request reprint Intraindividual comparison of epithelial defects during laser in situ keratomileusis using standard and zero-compression Hansatome microkeratome heads
    Thomas Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 30:123-6. 2004
    ..Setting: Department of Ophthalmology, Johann Wolfgang Goethe-University, Frankfurt am Main, Germany...
  66. ncbi request reprint Scheimpflug measurement of intraocular lens position after piggyback implantation of foldable intraocular lenses in eyes with high hyperopia
    Martin Baumeister
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 32:2098-104. 2006
    ..To investigate the position of 3-piece foldable intraocular lenses (IOLs) after piggyback implantation for high hyperopia...
  67. ncbi request reprint Posterior synechias following implantation of a foldable silicone iris-fixated phakic intraocular lens for the correction of myopia
    Michael J Koss
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 33:905-9. 2007
    ....
  68. ncbi request reprint Corneal wound healing after laser in situ keratomileusis flap lift and epithelial abrasion
    Jens Bühren
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 29:2007-12. 2003
    ..00 diopters was observed. Under treatment with topical steroids, the haze resolved and the spherical equivalent returned to baseline within 12 months...
  69. doi request reprint Intraindividual comparison of a blue-light filter on visual function: AF-1 (UY) versus AF-1 (UV) intraocular lens
    Ulrich Mester
    Department of Ophthalmology, Bundesknappschaft s Hospital, An der Klinik 10, Sulzbach, Germany
    J Cataract Refract Surg 34:608-15. 2008
    ..To evaluate the effect of the AF-1 (UY) blue-light-filtering intraocular lens (IOL) with a yellow chromophore (Hoya) on visual function, including contrast vision and color perception...
  70. ncbi request reprint [Higher order aberrations after implantation of an iris claw pIOL (Ophtec Artisan) in the phakic eye]
    J Bühren
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Frankfurt am Main
    Ophthalmologe 101:1194-201. 2004
    ..The purpose of the present study is to demonstrate the change of higher order wavefront aberrations (HOA) after implantation of an iris claw pIOL...
  71. ncbi request reprint Factors affecting the change in lower-order and higher-order aberrations after wavefront-guided laser in situ keratomileusis for myopia with the Zyoptix 3.1 system
    Jens Bühren
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 32:1166-74. 2006
    ..To identify factors that affect the change in lower- and higher-order wavefront aberrations after myopic wavefront-guided laser in situ keratomileusis (wg-LASIK)...
  72. ncbi request reprint Accuracy of modern intraocular lens power calculation formulas in refractive lens exchange for high myopia and high hyperopia
    Evdoxia Terzi
    Department of Ophthalmology, Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 35:1181-9. 2009
    ..To determine the accuracy of the Holladay 2, Hoffer Q, SRK/T, and Haigis intraocular lens (IOL) power calculation formulas in high myopic and high hyperopic refractive lens exchange (RLE) with hydrophobic acrylic foldable IOLs...
  73. doi request reprint Factors influencing the reliability of autorefractometry after LASIK for myopia and myopic astigmatism
    Alireza Mirshahi
    Department of Ophthalmology, Medical Center of J Gutenberg University, Mainz, Germany
    Am J Ophthalmol 150:774-9. 2010
    ..To study the factors influencing the reliability (accuracy) of autorefractometry before and after laser in situ keratomileusis (LASIK) for myopia and myopic astigmatism...
  74. ncbi request reprint In vivo and in vitro repeatability of Hartmann-Shack aberrometry
    Alireza Mirshahi
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 29:2295-301. 2003
    ..To assess the in vivo and in vitro repeatability of objective refraction and higher-order aberrations (HOAs) measured by a commercially available Hartmann-Shack wavefront sensor...
  75. ncbi request reprint [Apodized diffractive optic. New concept in multifocal lens technology]
    T Kohnen
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt a M
    Ophthalmologe 104:899-904, 906-7. 2007
    ..The apodized diffractive optic represents a new design among multifocal IOLs. A comprehensive description of this principle with a review of current literature facilitates the understanding and correct application in IOL surgery...
  76. ncbi request reprint Stromal haze after laser in situ keratomileusis: clinical and confocal microscopy findings
    Jens Bühren
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 29:1718-26. 2003
    ..To report clinical and confocal microscopy characteristics of haze-like opacities in corneas after laser in situ keratomileusis (LASIK)...
  77. ncbi request reprint Defining subclinical keratoconus using corneal first-surface higher-order aberrations
    Jens Bühren
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    Am J Ophthalmol 143:381-9. 2007
    ..To describe corneal higher-order wavefront aberrations of clinically inconspicuous fellow eyes in patients with early keratoconus (KC)...
  78. ncbi request reprint [Complications after refractive surgery abroad]
    E Terzi
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590 Frankfurt am Main
    Ophthalmologe 105:474-9. 2008
    ..In this article a retrospective analysis of patients presenting at a German university following refractive surgery abroad is presented...
  79. doi request reprint Intraocular architecture of secondary implanted anterior chamber iris-claw lenses in aphakic eyes evaluated with anterior segment optical coherence tomography
    M J Koss
    Department of Ophthalmology, Goethe University, Frankfurt am Main, Germany
    Br J Ophthalmol 93:1301-6. 2009
    ..To evaluate the intraocular stability and safety of secondary iris-claw intraocular lenses (IOLs) in aphakic patients...
  80. ncbi request reprint Effect of microkeratome suction during LASIK on ocular structures
    Alireza Mirshahi
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    Ophthalmology 112:645-9. 2005
    ..To study the effect of microkeratome suction on ocular structures during LASIK...
  81. doi request reprint Comparison of optical quality metrics to predict subjective quality of vision after laser in situ keratomileusis
    Jens Bühren
    Department of Ophthalmology, University of Rochester Medical Center, University of Rochester, Rochester, New York, USA
    J Cataract Refract Surg 35:846-55. 2009
    ..To compare wavefront-derived metrics to predict subjective quality of vision after laser in situ keratomileusis (LASIK) for myopia...
  82. ncbi request reprint Correlation of aberrometry, contrast sensitivity, and subjective symptoms with quality of vision after LASIK
    Jens Bühren
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Refract Surg 25:559-68. 2009
    ..To compare which parameter category (wavefront data, psychophysical data, or subjective symptoms) predicts best subjective quality of vision after LASIK...
  83. doi request reprint Detection of subclinical keratoconus by using corneal anterior and posterior surface aberrations and thickness spatial profiles
    Jens Bühren
    Department of Ophthalmology, Goethe University, Frankfurt am Main, Germany
    Invest Ophthalmol Vis Sci 51:3424-32. 2010
    ..Posterior aberrations and thickness spatial profile data did not markedly improve discriminative ability over that of anterior wavefront data alone...
  84. ncbi request reprint Scheimpflug imaging of modern foldable high-refractive silicone and hydrophobic acrylic intraocular lenses
    Martin Baumeister
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    Dev Ophthalmol 34:187-94. 2002
  85. doi request reprint Corneal architecture of femtosecond laser and microkeratome flaps imaged by anterior segment optical coherence tomography
    Burkhard von Jagow
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 35:35-41. 2009
    ..To assess and compare the morphology of laser in situ keratomileusis flaps (LASIK) created by a 60 kHz femtosecond laser and a mechanical microkeratome...
  86. ncbi request reprint Macular thickness after uneventful cataract surgery determined by optical coherence tomography
    Burkhard von Jagow
    Department of Ophthalmology, Johann Wolfgang Goethe University, Theodor Stern Kai 7, 60590 Frankfurt am Main, Germany
    Graefes Arch Clin Exp Ophthalmol 245:1765-71. 2007
    ..The repeatability of the method and the influence of selected surgical (phaco time and phaco energy) and biometric parameters (axial length and anterior chamber depth) on the results were assessed...
  87. ncbi request reprint Risk factors for complications after congenital cataract surgery without intraocular lens implantation in the first 18 months of life
    Claudia Kuhli-Hattenbach
    Department of Ophthalmology, Johann Wolfgang Goethe University, Theodor Stern Kai 7, Frankfurt am Main, Germany
    Am J Ophthalmol 146:1-7. 2008
    ..To determine individual risk factors for the development of postoperative complications after pediatric cataract surgery in the first 18 months of life...
  88. ncbi request reprint [Wavefront aberrations and subjective quality of vision after wavefront-guided LASIK: first results]
    J Bühren
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt am Main, Deutschland
    Ophthalmologe 104:688-92, 694-6. 2007
    ..To investigate the clinical impact of the postoperative ocular wavefront error (WFE) on subjective quality of vision (SQV) after LASIK...
  89. ncbi request reprint Incision sizes with 5.5 mm total optic, 3-piece foldable intraocular lenses
    T Kohnen
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    J Cataract Refract Surg 26:1765-72. 2000
    ..To determine incision sizes for 5.5 mm total optic, foldable intraocular lenses (IOLs) made of silicone or hydrophobic acrylic...
  90. ncbi request reprint Stereopsis after primary in-the-bag posterior chamber implantation in children
    A A Zubcov
    Department of Ophthalmology, University Eye Hospital Frankfort, Germany
    J AAPOS 3:227-33. 1999
    ..The purpose of this study was to evaluate visual acuity and binocular function after primary posterior chamber intraocular lens (IOL) implantation in children...
  91. ncbi request reprint [Examination methods in the diagnosis of uni- and bilateral cataracts in childhood]
    M Luchtenberg
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universität Frankfurt am Main, Frankfurt am Main, Deutschland
    Ophthalmologe 104:552-8. 2007
    ..Uni- and bilateral cataracts and their preoperative diagnostics have to be considered separately...
  92. ncbi request reprint Diffuse lamellar keratitis after laser in situ keratomileusis imaged by confocal microscopy
    J Bühren
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt am Main, Germany
    Ophthalmology 108:1075-81. 2001
    ..To report the confocal microscopic findings of two different cases of diffuse lamellar keratitis (DLK) after primary laser in situ keratomileusis (LASIK) and LASIK flap relifting...
  93. doi request reprint [Influence of visual symptoms on subjective quality of vision after LASIK and pIOL implantation]
    J Bühren
    Klinik fur Augenheilkunde, Goethe Universitat Frankfurt am Main
    Klin Monbl Augenheilkd 227:809-14. 2010
    ..The aim of this study was to assess the influence of visual symptoms on subjective quality of vision (SQV) after laser in situ keratomileusis (LASIK) and implantation of an intraocular lens in the phakic eye (pIOL implantation)...
  94. ncbi request reprint Acute psychotic reaction caused by topical cyclopentolate use for cycloplegic refraction before refractive surgery: case report and review of the literature
    Alireza Mirshahi
    Department of Ophthalmology, Johann Wolfgang Goethe University, Theodor Stern Kai 7, 60590 Frankfurt am Main, Germany
    J Cataract Refract Surg 29:1026-30. 2003
    ..As surgical treatment of refractive errors and measurement of cycloplegic refraction using cyclopentolate become more frequent, ophthalmologists should be aware of this unusual acute event...
  95. ncbi request reprint Scleral and corneal laceration with iris prolapse caused by an eagle claw
    Laure Muller
    Department of Ophthalmology, Johann Wolfgang Goethe University, Theodor Stern Kai 7, 60590, Frankfurt am Main, Germany
    Graefes Arch Clin Exp Ophthalmol 243:377-9. 2005
    ..To describe the visual rehabilitation after surgical treatment of an ocular injury sustained during an attack by a bird of prey...
  96. doi request reprint Comparison of monocular and binocular infrared pupillometers under mesopic lighting conditions
    Magdalena Scheffel
    Department of Ophthalmology, Johann Wolfgang Goethe University, Frankfurt Main, Germany
    J Cataract Refract Surg 36:625-30. 2010
    ..To compare 3 infrared pupillometers under mesopic lighting conditions in refractive surgery candidates with moderate to high myopia...
  97. doi request reprint Corneal re-epithelialization following phototherapeutic keratectomy for recurrent corneal erosion as in vivo model of epithelial wound healing
    Martin Baumeister
    Department of Ophthalmology, Goethe University, Frankfurt am Main, Germany
    Ophthalmologica 223:414-8. 2009
    ..This placebo-controlled double-blind study examined the suitability of recording corneal epithelialization after phototherapeutic keratectomy (PTK) as a model of epithelial wound healing...
  98. ncbi request reprint [Intraindividual comparison of higher order aberrations after implantation of aspherical and spherical IOLs depending on pupil diameter]
    T Kasper
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Frankfurt am Main
    Ophthalmologe 102:51-7. 2005
    ..The aim of our study was the intraindividual comparison of higher order aberrations (HOA) after implantation of an aspherical and spherical IOL...
  99. ncbi request reprint [Scheimpflug photographic imaging following implantation of anterior and posterior chamber phakic intraocular lenses: preliminary results]
    M Baumeister
    Zentrum der Augenheilkunde, , Theodor-Stern-Kai 7, 60590 Frankfurt am Main
    Klin Monatsbl Augenheilkd 218:125-30. 2001
    ..Scheimpflug photography is proved to be a useful technique for the postoperative evaluation of the positioning of phakic IOLs...
  100. doi request reprint [Accommodation and presbyopia : part 1: physiology of accommodation and development of presbyopia]
    M Baumeister
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt am Main, Deutschland
    Ophthalmologe 105:597-608; quiz 609-10. 2008
    ..A better understanding of the physiology of accommodation and presbyopia can contribute to the development of effective treatments...
  101. doi request reprint [Accommodation and presbyopia : part 2: surgical procedures for the correction of presbyopia]
    M Baumeister
    Klinik fur Augenheilkunde, Johann Wolfgang Goethe Universitat, Theodor Stern Kai 7, 60590, Frankfurt am Main, Deutschland
    Ophthalmologe 105:1059-73; quiz 74. 2008
    ..Some surgical procedures are based on concepts, the validity of which is not confirmed or which even contradict experimental evidence. Thus, it is necessary to assess the results and presumed mechanisms critically and objectively...