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Thomas Kohnen

Research Profile

Devices

Intraocular Lenses

Procedures

Physiology

Anatomy

Cornea
Pupil

Disorders

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Publications

TOP 3
Marko Ostovic; Christian Hofmann; Oliver Klaproth; Thomas Kohnen
Corneal decompensation and angle-closure glaucoma after upside-down implantation of an angle-supported anterior chamber phakic intraocular lens.
Daniel Kook; Nicole Zimmermann; Martin Baumeister; Alois K Dexl; Adrian Glasser; Anselm Kampik; Thomas Kohnen
Advances in lens implant technology.
M Bödemann; Thomas Kohnen
[Corneal ulcer caused by MRSA after UV/riboflavin cross-linking in a patient with bilateral keratoconus].

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All Publications

2013: Marko Ostovic; Christian Hofmann; Oliver Klaproth; Thomas Kohnen
Corneal decompensation and angle-closure glaucoma after upside-down implantation of an angle-supported anterior chamber phakic intraocular lens.
Journal of cataract and refractive surgery 2013;39(5):806-9.
2013: Daniel Kook; Nicole Zimmermann; Martin Baumeister; Alois K Dexl; Adrian Glasser; Anselm Kampik; Thomas Kohnen
Advances in lens implant technology.
F1000 medicine reports 2013;5():3.
2012: M Bödemann; Thomas Kohnen
[Corneal ulcer caused by MRSA after UV/riboflavin cross-linking in a patient with bilateral keratoconus].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2012;109(11):1112-4.
2012: Blaise Agresta; Christina Donatti; Michael C Knorz; Thomas Kohnen; Daniel Jackson
Distance and near visual acuity improvement after implantation of multifocal intraocular lenses in cataract patients with presbyopia: a systematic review.
Journal of refractive surgery (Thorofare, N.J. : 1995) 2012;28(6):426-35.
2012: Armin Wolf; Anselm Kampik; Thomas Kohnen; Daniel Kook; Carl-Arnold Lackerbauer; Elisabeth M Messmer; Burkhard von Jagow; Martin Grueterich
Evaluation of interface quality in organ-cultured lamellar corneal transplants.
Clinical ophthalmology (Auckland, N.Z.) 2012;6():967-72.
2012: Jens Bühren; D Kook; Thomas Kohnen
[Suitability of various topographic corneal parameters for diagnosis of early keratoconus].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2012;109(1):37-44.
2011: Li Wang; Thomas Kohnen; Xingxuan Jack Ma; Mariko Shirayama; Douglas D Koch
Optimizing intraocular lens power calculations in eyes with axial lengths above 25.0 mm.
Journal of cataract and refractive surgery 2011;37(11):2018-27.
2011: Jens Bühren; G Bischoff; Thomas Kohnen
[Keratoconus: clinical aspects, diagnosis, therapeutic possibilities].
Klinische Monatsblätter für Augenheilkunde 2011;228(10):923-40; quiz 941-2.
2011: Thomas Kohnen; T Neuhann; Michael C Knorz
[Evaluation and quality assurance of refractive surgery procedures by the German Ophthalmological Society and the Professional Association of German Ophthalmologists. Status: May 2011].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2011;108(9):869-82.
2011: Oliver Klaproth; Martin Baumeister; C Titke; Thomas Kohnen
[Accommodative intraocular lenses--principles of clinical evaluation and current results].
Klinische Monatsblätter für Augenheilkunde 2011;228(8):666-75.
2011: T Kern; Thomas Kohnen
[Healthcare system and aspects of healthcare economics: sector ophthalmology--part 3: inpatient treatment].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2011;108(2):183-9; quiz 190.
2010: T Kern; Thomas Kohnen
[Healthcare system and aspects of healthcare economics. Sector ophthalmology--Part 2: Outpatient care].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2010;107(12):1185-91; quiz 1192.
2010: T Kern; Thomas Kohnen
[Health care systems and aspects of health care economics. Sector ophthalmology - part 1: development of the German health care system].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2010;107(11):1083-90; quiz 1090-1.
2010: Jose Luis Güell; Merce Morral; Daniel Kook; Thomas Kohnen
Phakic intraocular lenses part 1: historical overview, current models, selection criteria, and surgical techniques.
Journal of cataract and refractive surgery 2010;36(11):1976-93.
2010: Marc Lüchtenberg; Y Haeussler-Sinangin; Thomas Kohnen; C Kuhli-Hattenbach; M J Koss; Rainer Schalnus
[Changes of the anterior eye segment after eye muscle surgery--evaluation by optical coherence tomography in adults].
Klinische Monatsblätter für Augenheilkunde 2010;227(10):782-5.
2010: T Hoppe; Thomas Kohnen
[Eligibility requirements after refractive surgery. Pilots, professional drivers and applicants for the police and armed forces].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2010;107(10):971-4.
2010: Jens Bühren; A Kühne; Thomas Kohnen
[Influence of visual symptoms on subjective quality of vision after LASIK and pIOL implantation].
Klinische Monatsblätter für Augenheilkunde 2010;227(10):809-14.
2010: Martin Baumeister; Thomas Kohnen
[Assessment of centration and position stability of modern intraocular lenses after cataract surgery].
Klinische Monatsblätter für Augenheilkunde 2010;227(8):611-6.
2010: Thomas Kohnen; Oliver Klaproth
[Pseudophakic supplementary intraocular lenses].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2010;107(8):766, 768-71.
2010: Thomas Kohnen; Oliver Klaproth
Three-year stability of an angle-supported foldable hydrophobic acrylic phakic intraocular lens evaluated by Scheimpflug photography.
Journal of cataract and refractive surgery 2010;36(7):1120-6.
2010: Jens Bühren; Daniel Kook; Geunyoung Yoon; Thomas Kohnen
Detection of subclinical keratoconus by using corneal anterior and posterior surface aberrations and thickness spatial profiles.
Investigative ophthalmology & visual science 2010;51(7):3424-32.
2010: Thomas Kohnen; Oliver Klaproth; V Derhartunian; D Kook
[Results of 308 consecutive femtosecond laser cuts for LASIK].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2010;107(5):439-45.
2010: Magdalena Scheffel; Christoph Kuehne; Thomas Kohnen
Comparison of monocular and binocular infrared pupillometers under mesopic lighting conditions.
Journal of cataract and refractive surgery 2010;36(4):625-30.
2010: Thomas Kohnen
[MICS - micro incision cataract surgery].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2010;107(2):105-7.
2010: Thomas Kohnen; Oliver Klaproth
[Intraocular lenses for microincisional cataract surgery].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2010;107(2):127-35.
2009: Burkhard von Jagow; Anna Höing; Arnd Gandorfer; Günther Rudolph; Thomas Kohnen; Anselm Kampik; Christos Haritoglou
Functional outcome of indocyanine green-assisted macular surgery: 7-year follow-up.
Retina (Philadelphia, Pa.) 2009;29(9):1249-56.
2009: M J Koss; Thomas Kohnen
Intraocular architecture of secondary implanted anterior chamber iris-claw lenses in aphakic eyes evaluated with anterior segment optical coherence tomography.
The British journal of ophthalmology 2009;93(10):1301-6.
2009: Magdalena Cichocki; Thomas Kohnen
[Re-enclavation of an iris-fixated phakic intraocular lens (artisan) with concomitant iritis].
Klinische Monatsblätter für Augenheilkunde 2009;226(9):774-6.
2009: Martin Baumeister; Oliver Klaproth; J Gehmlich; Jens Bühren; Thomas Kohnen
[Changes in corneal first-surface wavefront aberration after corneal collagen cross-linking in keratoconus].
Klinische Monatsblätter für Augenheilkunde 2009;226(9):752-6.
2009: Thomas Kohnen; Oliver Klaproth; Jens Bühren
Effect of intraocular lens asphericity on quality of vision after cataract removal: an intraindividual comparison.
Ophthalmology 2009;116(9):1697-706.
2009: Jens Bühren; Thomas Kohnen
[Retinal image quality pre- and post-lasik as a function of illuminance].
Klinische Monatsblätter für Augenheilkunde 2009;226(9):761-7.
2009: Y Haeussler-Sinangin; L Muller; Rainer Schalnus; Thomas Kohnen; Marc Lüchtenberg
[Changes of the anterior eye segment after eye muscle surgery--evaluation by optical coherence tomography in children].
Klinische Monatsblätter für Augenheilkunde 2009;226(9):747-51.
2009: B von Jagow; Christoph Kühne; Thomas Kohnen
[Central corneal thickness measurement with online optical coherence pachymetry and ultrasound pachymetry in 513 consecutive eyes].
Klinische Monatsblätter für Augenheilkunde 2009;226(8):645-8.
2009: M Müller; Christian Meltendorf; Alireza Mirshahi; Thomas Kohnen
[Use of multilayer amniotic membrane as first therapy for penetrating corneal ulcers].
Klinische Monatsblätter für Augenheilkunde 2009;226(8):640-4.
2009: S Braune; Thomas Kohnen
[Establishment of a quality management system in a department of ophthalmology].
Klinische Monatsblätter für Augenheilkunde 2009;226(8):616-23.
2009: Thomas Kohnen; Oliver Klaproth
[Correction of astigmatism during cataract surgery].
Klinische Monatsblätter für Augenheilkunde 2009;226(8):596-604.
2009: Thomas Kohnen; Daniel Kook
Solving intraocular lens-related pigment dispersion syndrome with repositioning of primary sulcus implanted single-piece IOL in the capsular bag.
Journal of cataract and refractive surgery 2009;35(8):1459-63.
2009: Daniel Kook; Victor Derhartunian; Reinhold Bug; Thomas Kohnen
Top-hat shaped corneal trephination for penetrating keratoplasty using the femtosecond laser: a histomorphological study.
Cornea 2009;28(7):795-800.
2009: Jens Bühren; Tim Martin; Anja Kühne; Thomas Kohnen
Correlation of aberrometry, contrast sensitivity, and subjective symptoms with quality of vision after LASIK.
Journal of refractive surgery (Thorofare, N.J. : 1995) 2009;25(7):559-68.
2009: Evdoxia Terzi; Li Wang; Thomas Kohnen
Accuracy of modern intraocular lens power calculation formulas in refractive lens exchange for high myopia and high hyperopia.
Journal of cataract and refractive surgery 2009;35(7):1181-9.
2009: Thomas Kohnen; Michael C Knorz; Béatrice Cochener; Ralf H Gerl; Jean-Louis Arné; Joseph Colin; Jorge L Alió; Roberto Bellucci; Antonio Marinho
AcrySof phakic angle-supported intraocular lens for the correction of moderate-to-high myopia: one-year results of a multicenter European study.
Ophthalmology 2009;116(7):1314-21, 1321.e1-3.
2009: Martin Baumeister; Jens Bühren; Thomas Kohnen
Tilt and decentration of spherical and aspheric intraocular lenses: effect on higher-order aberrations.
Journal of cataract and refractive surgery 2009;35(6):1006-12.
2009: Jens Bühren; Konrad Pesudovs; Tim Martin; Anja Strenger; Geunyoung Yoon; Thomas Kohnen
Comparison of optical quality metrics to predict subjective quality of vision after laser in situ keratomileusis.
Journal of cataract and refractive surgery 2009;35(5):846-55.
2009: Martin Baumeister; Jens Bühren; Christian Ohrloff; Thomas Kohnen
Corneal re-epithelialization following phototherapeutic keratectomy for recurrent corneal erosion as in vivo model of epithelial wound healing.
Ophthalmologica. Journal international d'ophtalmologie. International journal of ophthalmology. Zeitschrift für Augenheilkunde 2009;223(6):414-8.
2009: L Muller; Thomas Kohnen
[Influence of residual corneal bed thickness after myopic LASIK on intraocular pressure measurements. Goldmann applanation tonometry and dynamic contour tonometry].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2009;106(1):21-8.
2008: Thomas Kohnen
[Refractive lens exchange].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2008;105(11):989-90.
2008: Thomas Kohnen; Oliver Klaproth
[The basics of refractive lens exchange].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2008;105(11):991-2, 994-8.
2008: Martin Baumeister; Thomas Kohnen
[Accommodation and presbyopia : part 2: surgical procedures for the correction of presbyopia].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2008;105(11):1059-73; quiz 74.
2008: Thomas Kohnen; Oliver Klaproth
Incision sizes before and after implantation of SN60WF intraocular lenses using the Monarch injector system with C and D cartridges.
Journal of cataract and refractive surgery 2008;34(10):1748-53.
2008: Thomas Kohnen; Ekkehard Fabian; Ralf Gerl; Wilfried Hunold; Werner Hütz; Jürgen Strobel; Heike Hoyer; Ulrich Mester
Optic edge design as long-term factor for posterior capsular opacification rates.
Ophthalmology 2008;115(8):1308-14, 1314.e1-3.
2008: Claudia Kuhli-Hattenbach; Marc Lüchtenberg; Thomas Kohnen; Lars-Olof Hattenbach
Risk factors for complications after congenital cataract surgery without intraocular lens implantation in the first 18 months of life.
American journal of ophthalmology 2008;146(1):1-7.
2008: Martin Baumeister; Thomas Kohnen
[Accommodation and presbyopia : part 1: physiology of accommodation and development of presbyopia].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2008;105(6):597-608; quiz 609-10.
2008: Thomas Kohnen; D Kook; G U Auffarth; V Derhartunian
[Use of multifocal intraocular lenses and criteria for patient selection].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2008;105(6):527-32.
2008: Evdoxia Terzi; T Kern; Thomas Kohnen
[Complications after refractive surgery abroad].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2008;105(5):474-9.
2008: Thomas Kohnen; Oliver Klaproth
[Aspheric intraocular lenses].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2008;105(3):234-40.
2008: Thomas Kohnen
[Introduction to the topic: aspheric optics].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2008;105(3):223.
2008: Thomas Kohnen; Anja Strenger; Oliver Klaproth
Basic knowledge of refractive surgery: correction of refractive errors using modern surgical procedures.
Deutsches Ärzteblatt international 2008;105(9):163-70; quiz 170-2.
2008: Marc Lüchtenberg; Claudia Kuhli-Hattenbach; Maria Fronius; Alina A Zubcov; Thomas Kohnen
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.
Ophthalmologica. Journal international d'ophtalmologie. International journal of ophthalmology. Zeitschrift für Augenheilkunde 2008;222(5):302-7.
2008: Burkhard von Jagow; Thomas Kohnen
Anterior optic neuropathy associated with adalimumab.
Ophthalmologica. Journal international d'ophtalmologie. International journal of ophthalmology. Zeitschrift für Augenheilkunde 2008;222(4):292-4.
2008: Christian Meltendorf; Magdalena Cichocki; Thomas Kohnen
Laser in situ keratomileusis following the implantation of iris-fixated phakic intraocular lenses.
Ophthalmologica. Journal international d'ophtalmologie. International journal of ophthalmology. Zeitschrift für Augenheilkunde 2008;222(2):69-73.
2008: Thomas Kohnen; Magdalena Cichocki; Michael J Koss
Position of rigid and foldable iris-fixated myopic phakic intraocular lenses evaluated by Scheimpflug photography.
Journal of cataract and refractive surgery 2008;34(1):114-20.
2007: Burkhard von Jagow; Christian Ohrloff; Thomas Kohnen
Macular thickness after uneventful cataract surgery determined by optical coherence tomography.
Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv für klinische und experimentelle Ophthalmologie 2007;245(12):1765-71.
2007: Jens Bühren; Thomas Kohnen
[Application of wavefront analysis in clinical and scientific settings. From irregular astigmatism to aberrations of a higher order--Part II: examples].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2007;104(11):991-1006; quiz 1007-8.
2007: Thomas Kohnen; V Derhartunian
[Apodized diffractive optic. New concept in multifocal lens technology].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2007;104(10):899-904, 906-7.
2007: Jens Bühren; Thomas Kohnen
[Application of wavefront analysis in clinical and scientific settings. From irregular astigmatism to aberrations of a higher order--Part I: Basic principles].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2007;104(10):909-23; quiz 924-5.
2007: Thomas Kohnen; MC Knorz; T Neuhann
[Evaluation and quality assurance of refractive surgery procedures by the German Ophthalmological Society and the Professional Association of German Ophthalmologists].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2007;104(8):719-26.
2007: Jens Bühren; Anja Strenger; T Martin; Thomas Kohnen
[Wavefront aberrations and subjective quality of vision after wavefront-guided LASIK: first results].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2007;104(8):688-92, 694-6.
2007: Thomas Kohnen; Marc Lüchtenberg
[Surgical treatment of congenital cataracts].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2007;104(7):566-71.
2007: Thomas Kohnen
[The congenital cataract].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2007;104(7):550-1.
2007: Marc Lüchtenberg; Thomas Kohnen
[Examination methods in the diagnosis of uni- and bilateral cataracts in childhood].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2007;104(7):552-8.
2007: Michael J Koss; Magdalena Cichocki; Thomas Kohnen
Posterior synechias following implantation of a foldable silicone iris-fixated phakic intraocular lens for the correction of myopia.
Journal of cataract and refractive surgery 2007;33(5):905-9.
2007: Jens Bühren; Christoph Kühne; Thomas Kohnen
Defining subclinical keratoconus using corneal first-surface higher-order aberrations.
American journal of ophthalmology 2007;143(3):381-9.
2007: Thomas Kohnen; Christoph Kühne; Jens Bühren
The future role of wavefront-guided excimer ablation.
Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv für klinische und experimentelle Ophthalmologie 2007;245(2):189-94.
2007: Thomas Kohnen; Christoph Kühne; Magdalena Cichocki; Anja Strenger
[Cyclorotation of the eye in wavefront-guided LASIK using a static eyetracker with iris recognition].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2007;104(1):60-5.
2006: Martin Baumeister; Thomas Kohnen
Scheimpflug measurement of intraocular lens position after piggyback implantation of foldable intraocular lenses in eyes with high hyperopia.
Journal of cataract and refractive surgery 2006;32(12):2098-104.
2006: Thomas Kasper; Jens Bühren; Thomas Kohnen
Visual performance of aspherical and spherical intraocular lenses: intraindividual comparison of visual acuity, contrast sensitivity, and higher-order aberrations.
Journal of cataract and refractive surgery 2006;32(12):2022-9.
2006: Thomas Kohnen; Martin Christian Thomala; Magdalena Cichocki; Anja Strenger
Internal anterior chamber diameter using optical coherence tomography compared with white-to-white distances using automated measurements.
Journal of cataract and refractive surgery 2006;32(11):1809-13.
2006: Christian Meltendorf; Jan Schroeter; Reinhold Bug; Thomas Kohnen; Thomas Deller
Corneal trephination with the femtosecond laser.
Cornea 2006;25(9):1090-2.
2006: Jens Bühren; Christoph Kühne; Thomas Kohnen
[Wavefront analysis for the diagnosis of subclinical keratoconus].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2006;103(9):783-90.
2006: Christian Meltendorf; Jens Bühren; Reinhold Bug; Christian Ohrloff; Thomas Kohnen
Correlation between clinical in vivo confocal microscopic and ex vivo histopathologic findings of Salzmann nodular degeneration.
Cornea 2006;25(6):734-8.
2006: Jens Bühren; Thomas Kohnen
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.
Journal of cataract and refractive surgery 2006;32(7):1166-74.
2006: Jens Bühren; Evdoxia Terzi; Michael Bach; Wolfgang Wesemann; Thomas Kohnen
Measuring contrast sensitivity under different lighting conditions: comparison of three tests.
Optometry and vision science : official publication of the American Academy of Optometry 2006;83(5):290-8.
2006: Thomas Kohnen; David Allen; Catherine Boureau; Philippe Dublineau; Christian Hartmann; Ekkehard Mehdorn; Pascal Rozot; Giorgio Tassinari
European multicenter study of the AcrySof ReSTOR apodized diffractive intraocular lens.
Ophthalmology 2006;113(4):584.e1.
2006: Thomas Kohnen; Jens Bühren; Magdalena Cichocki; Thomas Kasper; Evdoxia Terzi; Christian Ohrloff
[Optical quality after refractive corneal surgery].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2006;103(3):184-91.
2006: Jens Bühren; Thomas Kohnen
A standardized drawing scheme to document corneal changes following refractive corneal surgery.
Journal of refractive surgery (Thorofare, N.J. : 1995) 2006;22(2):166-71.
2006: Alireza Mirshahi; Dörte Schöpfer; Daniel Gerhardt; Evdoxia Terzi; Thomas Kasper; Thomas Kohnen
Incidence of posterior vitreous detachment after laser in situ keratomileusis.
Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv für klinische und experimentelle Ophthalmologie 2006;244(2):149-53.
2006: Thomas Kasper; Jens Bühren; Thomas Kohnen
Intraindividual comparison of higher-order aberrations after implantation of aspherical and spherical intraocular lenses as a function of pupil diameter.
Journal of cataract and refractive surgery 2006;32(1):78-84.
2005: Jens Bühren; Christoph Kühne; Thomas Kohnen
Influence of pupil and optical zone diameter on higher-order aberrations after wavefront-guided myopic LASIK.
Journal of cataract and refractive surgery 2005;31(12):2272-80.
2005: Martin Baumeister; Barbara Neidhardt; Jürgen Strobel; Thomas Kohnen
Tilt and decentration of three-piece foldable high-refractive silicone and hydrophobic acrylic intraocular lenses with 6-mm optics in an intraindividual comparison.
American journal of ophthalmology 2005;140(6):1051-8.
2005: Thomas Kohnen; Thomas Kasper; Evdoxia Terzi
[Intraocular lenses for the correction of refraction errors. Part II. Phakic posterior chamber lenses and refractive lens exchange with posterior chamber lens implantation].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2005;102(11):1105-17; quiz 1118-9.
2005: Thomas Kohnen; Martin Baumeister; Magdalena Cichocki
[Intraocular lenses for the correction of refraction errors. Part 1: phakic anterior chamber lenses].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2005;102(10):1003-7; quiz 1018.
2005: Thomas Kohnen; Khaled Mahmoud; Jens Bühren
Comparison of corneal higher-order aberrations induced by myopic and hyperopic LASIK.
Ophthalmology 2005;112(10):1692.
2005: Thomas Kohnen; Magdalena Cichocki; Jens Bühren; Martin Baumeister
Intermittent myopic shift of 4.0 diopters after implantation of an Artisan iris-supported phakic intraocular lens.
Journal of cataract and refractive surgery 2005;31(7):1444-7.
2005: Evdoxia Terzi; Jens Bühren; W Wesemann; Thomas Kohnen
[Frankfurt-Freiburg Contrast and Acuity Test System (FF-CATS). A new test to determine contrast sensitivity under variable ambient and glare luminance levels].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2005;102(5):507-13.
2005: Laure Muller; Thomas Kohnen
Scleral and corneal laceration with iris prolapse caused by an eagle claw.
Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv für klinische und experimentelle Ophthalmologie 2005;243(4):377-9.
2005: Alireza Mirshahi; Thomas Kohnen
Effect of microkeratome suction during LASIK on ocular structures.
Ophthalmology 2005;112(4):645-9.
2005: Thomas Kohnen; Christian Meltendorf; Magdalena Cichocki
[LASIK using a scanning spot excimer laser for the treatment of myopia and myopic astigmatism 3-Jahresergebnisse].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2005;102(4):363-8.
2005: Thomas Kohnen; Jens Bühren
Corneal first-surface aberration analysis of the biomechanical effects of astigmatic keratotomy and a microkeratome cut after penetrating keratoplasty.
Journal of cataract and refractive surgery 2005;31(1):185-9.
2005: Thomas Kohnen; Thomas Kasper
Incision sizes before and after implantation of 6-mm optic foldable intraocular lenses using Monarch and Unfolder injector systems.
Ophthalmology 2005;112(1):58-66.
2005: Thomas Kasper; Jens Bühren; Thomas Kohnen
[Intraindividual comparison of higher order aberrations after implantation of aspherical and spherical IOLs depending on pupil diameter].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2005;102(1):51-7.
2004: Thomas Kohnen; Jens Bühren; Christoph Kühne; Alireza Mirshahi
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.
Ophthalmology 2004;111(12):2175-85.
2004: Jens Bühren; Thomas Kasper; Evdoxia Terzi; Thomas Kohnen
[Higher order aberrations after implantation of an iris claw pIOL (Ophtec Artisan) in the phakic eye].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2004;101(12):1194-201.
2004: Martin Baumeister; Jens Bühren; Thomas Kohnen
Position of angle-supported, iris-fixated, and ciliary sulcus-implanted myopic phakic intraocular lenses evaluated by Scheimpflug photography.
American journal of ophthalmology 2004;138(5):723-31.
2004: Thomas Kohnen; Thomas Kasper; Jens Bühren; Paul U Fechner
Ten-year follow-up of a ciliary sulcus-fixated silicone phakic posterior chamber intraocular lens.
Journal of cataract and refractive surgery 2004;30(11):2431-4.
2004: Thomas Kohnen; Evdoxia Terzi; Thomas Kasper; Eva-Maria Kohnen; Jens Bühren
Correlation of infrared pupillometers and CCD-camera imaging from aberrometry and videokeratography for determining scotopic pupil size.
Journal of cataract and refractive surgery 2004;30(10):2116-23.
2004: Alireza Mirshahi; Jens Bühren; Thomas Kohnen
Clinical course of severe central epithelial defects in laser in situ keratomileusis.
Journal of cataract and refractive surgery 2004;30(8):1636-41.
2004: Thomas Kohnen; Jens Bühren
[Current state of wavefront guided corneal surgery to correct refraction disorders].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2004;101(6):631-45; quiz 646-7.
2004: Martin Baumeister; Evdoxia Terzi; Yurdagül Ekici; Thomas Kohnen
Comparison of manual and automated methods to determine horizontal corneal diameter.
Journal of cataract and refractive surgery 2004;30(2):374-80.
2004: Thomas Kohnen; Evdoxia Terzi; Alireza Mirshahi; Jens Bühren
Intraindividual comparison of epithelial defects during laser in situ keratomileusis using standard and zero-compression Hansatome microkeratome heads.
Journal of cataract and refractive surgery 2004;30(1):123-6.
2004: Susanne Krieglsteiner; Hermann Gümbel; Thomas Kohnen
[Heparin Surface-Modified Poly(methylmethacrylate) and Foldable Hydrophobic Acrylic Intraocular Lenses in Cataract Patients with Acquired Immune Deficiency Syndrome and CMV-Retinitis].
Klinische Monatsblätter für Augenheilkunde 2004;221(1):40-6.
2004: Eva-Maria Kohnen; Alina A Zubcov; Thomas Kohnen
Scotopic pupil size in a normal pediatric population using infrared pupillometry.
Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv für klinische und experimentelle Ophthalmologie 2004;242(1):18-23.
2003: Alireza Mirshahi; Jens Bühren; Daniel Gerhardt; Thomas Kohnen
In vivo and in vitro repeatability of Hartmann-Shack aberrometry.
Journal of cataract and refractive surgery 2003;29(12):2295-301.
2003: Thomas Kohnen; Alireza Mirshahi; Magdalena Cichocki; Jens Bühren; G W K Steinkamp
[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].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2003;100(12):1071-8.
2003: Jens Bühren; Thomas Kohnen
Corneal wound healing after laser in situ keratomileusis flap lift and epithelial abrasion.
Journal of cataract and refractive surgery 2003;29(10):2007-12.
2003: Thomas Kohnen; Dörte Schöpfer; Jens Bühren; Klaus-Peter Hunfeld
[Flap Amputation in Mycobacterium chelonae Keratitis after Laser-in-situ Keratomileusis (LASIK)].
Klinische Monatsblätter für Augenheilkunde 2003;220(9):634-7.
2003: Jens Bühren; Thomas Kohnen
Stromal haze after laser in situ keratomileusis: clinical and confocal microscopy findings.
Journal of cataract and refractive surgery 2003;29(9):1718-26.
2003: Alireza Mirshahi; Thomas Kohnen
Acute psychotic reaction caused by topical cyclopentolate use for cycloplegic refraction before refractive surgery: case report and review of the literature.
Journal of cataract and refractive surgery 2003;29(5):1026-30.
2003: Thomas Kohnen; Martin Baumeister; Jens Bühren
Scheimpflug imaging of bilateral foldable in-the-bag intraocular lens implantation assisted by a scleral-sutured capsular tension ring in Marfan's syndrome.
Journal of cataract and refractive surgery 2003;29(3):598-602.
2003: Christina M C Klais; Jens Bühren; Thomas Kohnen
Comparison of endothelial cell count using confocal and contact specular microscopy.
Ophthalmologica. Journal international d'ophtalmologie. International journal of ophthalmology. Zeitschrift für Augenheilkunde 2003;217(2):99-103.
2003: Thomas Kohnen; Evdoxia Terzi; Jens Bühren; Eva-Maria Kohnen
Comparison of a digital and a handheld infrared pupillometer for determining scotopic pupil diameter.
Journal of cataract and refractive surgery 2003;29(1):112-7.
2002: Alireza Mirshahi; Thomas Kohnen
[Scientific evaluation and quality assurance in refractive surgical interventions. Evaluation of the Datagraph med computer program].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2002;99(8):629-35.
2002: Jens Bühren; Martin Baumeister; Magdalena Cichocki; Thomas Kohnen
Confocal microscopic characteristics of stage 1 to 4 diffuse lamellar keratitis after laser in situ keratomileusis.
Journal of cataract and refractive surgery 2002;28(8):1390-9.
2002: Jens Bühren; Magdalena Cichocki; Martin Baumeister; Thomas Kohnen
[Diffuse lamellar keratitis after laser in situ keratomileusis. Clinical and confocal microscopy findings].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2002;99(3):176-80.
2002: M Bowes Hamill; Thomas Kohnen
Scanning electron microscopic evaluation of the surface characteristics of 4 microkeratome systems in human corneas.
Journal of cataract and refractive surgery 2002;28(2):328-36.
2002: Martin Baumeister; Jens Bühren; Thomas Kohnen
Scheimpflug imaging of modern foldable high-refractive silicone and hydrophobic acrylic intraocular lenses.
Developments in ophthalmology 2002;34():187-94.
2002: Thomas Kohnen
Incisions for implantation of foldable intraocular lenses. Development of a new caliper, measurement of incision sizes, and wound morphology of the cornea.
Developments in ophthalmology 2002;34():155-86.
2001: Thomas Kohnen; Jens Bühren; Martin Baumeister
Confocal microscopic imaging of reticular folds in a laser in situ keratomileusis flap.
Journal of refractive surgery (Thorofare, N.J. : 1995) 2001;17(6):689-91.
2001: Thomas Kohnen; G W K Steinkamp; EM Schnitzler; Martin Baumeister; G Wellermann; Jens Bühren; M Brieden; S Herting; Alireza Mirshahi; Christian Ohrloff
[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].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2001;98(11):1044-54.
2001: Jens Bühren; Martin Baumeister; Thomas Kohnen
Diffuse lamellar keratitis after laser in situ keratomileusis imaged by confocal microscopy.
Ophthalmology 2001;108(6):1075-81.
2001: Martin Baumeister; Jens Bühren; EM Schnitzler; Christian Ohrloff; Thomas Kohnen
[Scheimpflug photographic imaging following implantation of anterior and posterior chamber phakic intraocular lenses: preliminary results].
Klinische Monatsblätter für Augenheilkunde 2001;218(2):125-30.
2001: G W K Steinkamp; G Wellermann; EM Schnitzler; Martin Baumeister; Christian Ohrloff; Thomas Kohnen
[Photorefractive/photo-astigmatic refractive keratectomy in low myopia and myopic astigmatism. Broad beam versus scanning spot laser technology].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2001;98(1):60-5.
2000: Thomas Kohnen
Incision sizes with 5.5 mm total optic, 3-piece foldable intraocular lenses.
Journal of cataract and refractive surgery 2000;26(12):1765-72.
2000: A Allers; Martin Baumeister; G W K Steinkamp; Christian Ohrloff; Thomas Kohnen
[Intra-individual comparison of intraocular lenses of highly refractive silicone (Allergan SI40NB) and hydrophobic acrylate (Alcon Acrysof MA60BM). 1-year follow-up].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 2000;97(10):669-75.
2000: EM Schnitzler; Martin Baumeister; Thomas Kohnen
Scotopic measurement of normal pupils: Colvard versus Video Vision Analyzer infrared pupillometer.
Journal of cataract and refractive surgery 2000;26(6):859-66.
2000: Thomas Kohnen; Martin Baumeister; G Magdowski
Scanning electron microscopic characteristics of phakic intraocular lenses.
Ophthalmology 2000;107(5):934-9.
2000: P Hugger; Thomas Kohnen; F A La Rosa; Jack T Holladay; Douglas D Koch
Comparison of changes in manifest refraction and corneal power after photorefractive keratectomy.
American journal of ophthalmology 2000;129(1):68-75.
1999: EM Schnitzler; Thomas Kohnen; G W K Steinkamp; Christian Ohrloff
[Photoastigmatic refractive keratectomy for low, moderate, and high astigmatism using a broad beam excimer laser: evaluataion according to new international criteria].
Klinische Monatsblätter für Augenheilkunde 1999;215(5):267-74.
1999: Alina A Zubcov; E Stahl; B Rossillion; A Nutzenberger; Thomas Kohnen; Christian Ohrloff; Norbert Stärk
Stereopsis after primary in-the-bag posterior chamber implantation in children.
Journal of AAPOS : the official publication of the American Association for Pediatric Ophthalmology and Strabismus / American Association for Pediatric Ophthalmology and Strabismus 1999;3(4):227-33.
1999: Christina M C Klais; Lars-Olof Hattenbach; G W K Steinkamp; Alina A Zubcov; Thomas Kohnen
Intraocular recombinant tissue-plasminogen activator fibrinolysis of fibrin formation after cataract surgery in children.
Journal of cataract and refractive surgery 1999;25(3):357-62.
1999: M J Koch; Thomas Kohnen
Refractive cataract surgery.
Current opinion in ophthalmology 1999;10(1):10-5.
1998: Thomas Kohnen; D D Koch
Experimental and clinical evaluation of incision size and shape following forceps and injector implantation of a three-piece high-refractive-index silicone intraocular lens.
Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv für klinische und experimentelle Ophthalmologie 1998;236(12):922-8.
1998: S Bafna; Thomas Kohnen; Douglas D Koch
Axial, instantaneous, and refractive formulas in computerized videokeratography of normal corneas.
Journal of cataract and refractive surgery 1998;24(9):1184-90.
1998: Thomas Kohnen; M J Koch
Refractive aspects of cataract surgery.
Current opinion in ophthalmology 1998;9(1):55-9.
1998: Thomas Kohnen; B Dick; V Hessemer; D D Koch; K W Jacobi
Effect of heparin in irrigating solution on inflammation following small incision cataract surgery.
Journal of cataract and refractive surgery 1998;24(2):237-43.
1997: Thomas Kohnen
New caliper for small incision cataract surgery.
Journal of cataract and refractive surgery 1997;23(9):1298-300.
1997: Thomas Kohnen; Roberto Villarreal; RF Menefee; M Berry; Douglas D Koch
Hyperopia correction by noncontact holmium: YAG laser thermal keratoplasty: five-pulse treatments with 1-year follow-up.
Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv für klinische und experimentelle Ophthalmologie 1997;235(11):702-8.
1997: Douglas D Koch; Thomas Kohnen; Peter J McDonnell; RF Menefee; M Berry
Hyperopia correction by noncontact holmium:YAG laser thermal keratoplasty: U.S. phase IIA clinical study with 2-year follow-up.
Ophthalmology 1997;104(11):1938-47.
1997: P Hugger; Thomas Kohnen; Douglas D Koch
[Assessment of refractive difference after photorefractive keratectomy. A comparison between keratometry and computer-assisted video keratography].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 1997;94(10):699-702.
1997: K D Novak; Thomas Kohnen; A Chang-Godinich; B A Soper; P Kennedy; Q Wang; T Padrick; Douglas D Koch
Changes in computerized videokeratography induced by artificial tears.
Journal of cataract and refractive surgery 1997;23(7):1023-8.
1997: Thomas Kohnen; RW Pelton; Dan B Jones
[Schnyder corneal dystrophy and juvenile, systemic hypercholesteremia].
Klinische Monatsblätter für Augenheilkunde 1997;211(2):135-7.
1997: Thomas Kohnen; Douglas D Koch; Ramon L Font
Lensification of the posterior corneal surface. An unusual proliferation of lens epithelial cells.
Ophthalmology 1997;104(8):1343-7.
1997: Thomas Kohnen; R J Lambert; Douglas D Koch
Incision sizes for foldable intraocular lenses.
Ophthalmology 1997;104(8):1277-86.
1997: P J Dietze; O Oram; Thomas Kohnen; Robert M Feldman; Douglas D Koch; Ronald L Gross
Visual function following trabeculectomy: effect on corneal topography and contrast sensitivity.
Journal of glaucoma 1997;6(2):99-103.
1997: Douglas D Koch; Thomas Kohnen
A retrospective comparison of techniques to prevent secondary cataract formation following posterior chamber intraocular lens implantation in infants and children.
Transactions of the American Ophthalmological Society 1997;95():351-60; discussion 361-5.
1997: Thomas Kohnen; Douglas D Koch; Peter J McDonnell; RF Menefee; M J Berry
Noncontact holmium:YAG laser thermal keratoplasty to correct hyperopia: 18-month follow-up.
Ophthalmologica. Journal international d'ophtalmologie. International journal of ophthalmology. Zeitschrift für Augenheilkunde 1997;211(5):274-82.
1997: Douglas D Koch; Thomas Kohnen
Retrospective comparison of techniques to prevent secondary cataract formation after posterior chamber intraocular lens implantation in infants and children.
Journal of cataract and refractive surgery 1997;23 Suppl 1():657-63.
1997: Thomas Kohnen
Silicone-covered forceps for rigid intraocular lens implantation.
Journal of cataract and refractive surgery 1997;23(1):32-3.
1996: Douglas D Koch; Thomas Kohnen; Peter J McDonnell; R F Menefee; M J Berry
Hyperopia correction by noncontact holmium:YAG laser thermal keratoplasty. United States phase IIA clinical study with a 1-year follow-up.
Ophthalmology 1996;103(10):1525-35; discussion 1536.
1996: Douglas D Koch; Thomas Kohnen; J A Anderson; P S Binder; M N Moore; R F Menefee; G L Valderamma; M J Berry
Histologic changes and wound healing response following 10-pulse noncontact holmium:YAG laser thermal keratoplasty.
Journal of refractive surgery (Thorofare, N.J. : 1995) 1996;12(5):623-34.
1996: Douglas D Koch; S W Samuelson; Roberto Villarreal; E A Haft; Thomas Kohnen
Changes in pupil size induced by phacoemulsification and posterior chamber lens implantation: consequences for multifocal lenses.
Journal of cataract and refractive surgery 1996;22(5):579-84.
1996: Thomas Kohnen; R Peña-Cuesta; Douglas D Koch
Secondary cataract formation following pediatric intraocular lens implantation: 6-month results.
German journal of ophthalmology 1996;5(3):171-5.
1996: Thomas Kohnen; S E Husain; Douglas D Koch
Corneal topographic changes after noncontact holmium:YAG laser thermal keratoplasty to correct hyperopia.
Journal of cataract and refractive surgery 1996;22(4):427-35.
1996: Douglas D Koch; A Abarca; Roberto Villarreal; R Menefee; Thomas Kohnen; A Vassiliadis; M Berry
Hyperopia correction by noncontact holmium:YAG laser thermal keratoplasty. Clinical study with two-year follow-up.
Ophthalmology 1996;103(5):731-40.
1996: S E Husain; Thomas Kohnen; R Maturi; H Er; Douglas D Koch
Computerized videokeratography and keratometry in determining intraocular lens calculations.
Journal of cataract and refractive surgery 1996;22(3):362-6.
1996: Thomas Kohnen; P M Mann; S E Husain; A Abarca; Douglas D Koch
Corneal topographic changes and induced astigmatism resulting from superior and temporal scleral pocket incisions.
Ophthalmic surgery and lasers 1996;27(4):263-9.
1996: Thomas Kohnen; M von Ehr; E Schütte; Douglas D Koch
Evaluation of intraocular pressure with Healon and Healon GV in sutureless cataract surgery with foldable lens implantation.
Journal of cataract and refractive surgery 1996;22(2):227-37.
1996: Thomas Kohnen; Douglas D Koch
Methods to control astigmatism in cataract surgery.
Current opinion in ophthalmology 1996;7(1):75-80.
1996: Thomas Kohnen; G Magdowski; Douglas D Koch
Scanning electron microscopic analysis of foldable acrylic and hydrogel intraocular lenses.
Journal of cataract and refractive surgery 1996;22 Suppl 2():1342-50.
1995: Thomas Kohnen; G Magdowski; D D Koch
[Surface quality of flexible silicone intraocular lenses. A scanning electron microscopy study].
Klinische Monatsblätter für Augenheilkunde 1995;207(4):253-63.
1995: B Dick; Thomas Kohnen; KW Jacobi
[Endothelial cell loss after phacoemulsification and 3.5 vs. 5 mm corneal tunnel incision].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 1995;92(4):476-83.
1995: U R Waizenegger; Thomas Kohnen; E G Weidle; E Schütte
[Congenital familial cornea plana with ptosis, peripheral sclerocornea and conjunctival xerosis].
Klinische Monatsblätter für Augenheilkunde 1995;207(2):111-6.
1995: Thomas Kohnen; M von Ehr; E Schütte
[Postoperative intraocular pressure in the first days after intraocular administration of hyaluronic acid solution with different viscosities].
Klinische Monatsblätter für Augenheilkunde 1995;207(1):29-36.
1995: B Dick; Thomas Kohnen; KW Jacobi
[Alterations of heparin coating on intraocular lenses caused by implantation instruments].
Klinische Monatsblätter für Augenheilkunde 1995;206(6):460-6.
1995: Thomas Kohnen; B Dick; V Hessemer; KW Jacobi
[The anti-inflammatory effect of heparin-containing infusion solutions during phacoemulsification].
Der Ophthalmologe : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 1995;92(3):297-302.
1994: B Dick; Thomas Kohnen; V Hessemer; KW Jacobi
[Systemic complications and side effects of retrobulbar anesthesia in risk patients].
Klinische Monatsblätter für Augenheilkunde 1994;205(1):19-26.