FMH specialist in ophthalmology and ophthalmic surgery
Dr. med. Arthur Hammer
MD-PhD, FEBO, FEBOS-CR, CertLRS, PGDip-CRS, FWCRS
Dr. Arthur Hammer is an ophthalmologist and ophthalmic surgeon specializing in cornea, cataract, and refractive surgery. Based in Lausanne and Geneva, he offers a full range of eye care services, including cataract surgery, laser vision correction (LASIK, SMILE, PRK) and intraocular implants (Implantable contact lenses, premium IOLs) for myopia, hyperopia, astigmatism, presbyopia, and corneal transplants (DMEK, DSAEK, DALK, PKP, etc.) for corneal conditions.
Current position
2023 – Present
Private practice under individual responsibility
Montbenon Vision: Ophthalmology and Ophthalmic Surgery Practice
Lausanne
2021 – Present
Private practice under individual responsibility
Ophthalmology and Ophthalmic Surgery Practice EYung
Geneva
Ophthalmic surgeon accreditation
2024 – Present
Swiss Visio Valère
Swiss Medical Network
Sion (VS)
2024 – Present
Clinique Générale Beaulieu
Swiss Medical Network
Geneva (GE)
2024 – Present
Vision Clinique
Geneva (GE)
2023 – Present
Clinique de Montchoisi
Swiss Medical Network
Lausanne (VD)
2023 – Present
Swiss Visio Beau-Rivage (Refractive surgery)
Swiss Medical Network
Lausanne (VD)
Previous positions
2023 – 2024
Moorfields Eye Hospital NHS Foundation Trust, Cornea, Ocular Surface, and Refractive Surgery Department, London, UK
Consultant Ophthalmologist (Bank consultant)
2023 – 2024
Jules Gonin Eye Hospital, Cornea and Refractive Surgery Unit, Ophthalmology Department at CHUV, Lausanne, Switzerland
Hospital Practitioner (MPH)
2021 – 2023
Moorfields Eye Hospital NHS Foundation Trust, Cornea, Ocular Surface, and Refractive Surgery Department, London, UK
Fellow
Feb 2020 – Jul 2021
Moorfields Eye Hospital NHS Foundation Trust, Cataract Service, London, UK
Fellow
Nov 2018 – Jan 2020
North West Anglia NHS Foundation Trust, Peterborough City Hospital – Ophthalmology Department, Peterborough, UK
Assistant Doctor (4th and 5th years of training)
2015 – 2018
Jules Gonin Eye Hospital, Ophthalmology Department at CHUV, Lausanne, Switzerland
(1st, 2nd, and 3rd years of training)
Training
2019 – 2022
Advanced postgraduate training (FMH) in ophthalmic surgery – Obtained in August 2022
2015 – 2019
Federal postgraduate specialist title (FMH) in ophthalmology – Obtained in February 2020
2012 – 2015
Department of Clinical Neurosciences, Division of Ophthalmology, University Hospitals of Geneva (HUG), Geneva, Switzerland
MD-PhD in Cornea and Refractive Surgery (Corneal cross-linking: limitations, molecules involved, and effect on corneal edema)
2006 – 2012
University of Geneva (UNIGE), Switzerland – Faculty of Medicine
Federal Diploma in Human Medicine
2010 – 2011
Department of Oncology, Division of Radio-Oncology, University Hospitals of Geneva (HUG), Geneva, Switzerland
Master’s Thesis, Clinical Research in Radio-Oncology
Awards & Distinctions
2019
ESCRS, Best Poster Award “Refractive Surgery: Can Results Improve Even Further?” (Presented by Dr. Emilio Torres-Netto)
2014
ASCRS, Best Paper Award “CORNEA – Rings and Crosslinking: Corneal Collagen Cross-Linking Oxygen Dependency”
2013
SSO/SOG Best Experimental Research Poster Award (1000 CHF) – CXL Oxygen Dependency
Swiss National Science Foundation – MD-PhD Program (180,000 CHF)
ASCRS, “Poster of Interest in Cornea” Award – Corneal Biomechanical Properties at Different Fluency’s (Presented by Dr. Olivier Richoz)
Reviewer
2023 – Present
Journal of Cataract and Refractive Surgery (JCRS)
2013
European Journal of Ophthalmology (EJO)
Postgraduate courses & exams
2024
FEBOS-CR Specialist Diploma in Cataract and Refractive Surgery / European Board of Ophthalmology (EBO) and European Society of Cataract and Refractive Surgery (ESCRS)
2023
Certificate of Laser and Refractive Surgery (CertLRS), Royal College of Ophthalmologists, London, UK – Passed
Post Graduate Diploma in Cataract and Refractive Surgery (PGDip CRS), Ulster University, Northern Ireland – Passed with distinction
2022
Forefront Therapeutic Refractive Surgery Course (London Vision Clinic)
Forefront Refractive Surgery Course: LASIK, Presbyopia Correction & SMILE (London Vision Clinic)
2021
Swiss Federal Examination in Advanced Ophthalmic Surgery – Passed
2019
European Diploma in Ophthalmology, European Board of Ophthalmology (EBO) – Passed and obtained
Microsurgical Skills Course (The Royal College of Ophthalmologists)
2018
Clinical Ophthalmology Examination, International Council of Ophthalmology (ICO) – Passed
2015
Basic Science and Refraction (International Council of Ophthalmology) – Passed
Visual Sciences Examination, International Council of Ophthalmology (ICO) – Passed
Optics, Refraction, and Instruments Examination, International Council of Ophthalmology (ICO) – Passed
2014
LTK Module 2: Training for those responsible for conducting animal experiments (FELASA C), Federation of Cantonal Veterinarians, Lausanne, Switzerland
2013
Introduction to Laboratory Animal Science (Module 1 – FELASA B), RESEAL (Lemanic Animal Facility Network) Lausanne, Switzerland
PhD Course: Essentials in Molecular and Applied Pharmacology, UNIGE, Section of Pharmaceutical Sciences, Geneva, Switzerland
PhD Course: Cancer, UNIGE, Geneva, Switzerland
PhD Course: Virology, UNIGE, Geneva, Switzerland
PhD Course: Cellular Interactions, UNIGE, Geneva, Switzerland
Affiliations
Fédération des Médecins Helvétiques (FMH)
Société Suisse d’Ophtalmologie (SSO)
Société Vaudoise de Médecine (SVM)
Association des Médecins du Canton de Genève (AMGe)
Société Médicale du Valais (SVMS)
General Medical Council of United Kingdom (GMC)
Fellow of the European Board of Ophthalmology (FEBO)
European Society of Cataract and Refractive Surgery (ESCRS)
ESCRS’ Young Ophthalmologists For Sustainability (YOFS)
FEBOS-CR (Cataract and refractive surgery specialist title) Alumni Member
Fellow of the World College of Refractive Surgery and Visual Sciences (WCRSVS)
Published Scientific Articles
Hammer A, Heeren TFC, Angunawela R, Marshall J, Saha K. A Novel Role for Corneal Pachymetry in Planning Cataract Surgery by Determining Changes in Spherical Equivalent Resulting from a Previous LASIK Treatment. J Ophthalmol. 2023 May 31;2023
Hammer A, Borruat FX. Case Report: Multimodal Imaging of Toxic Retinopathies Related to Human Immunodeficiency Virus Antiretroviral Therapies: Maculopathy vs. Peripheral Retinopathy. Report of Two Cases and Review of the Literature. Front Neurol. 2021 Jun 17;12:663297.
Lopez Baumann S, Rossi DC, Hammer A, Chave JP, Guex-Crosier Y. Superficial and Deep Macular Vessel Occlusion in West Nile Virus. Klin Monbl Augenheilkd. 2019 Apr;236(4):590-593.
Kling S, Hammer A, Netto EAT, Hafezi F. Differential Gene Transcription of Extracellular Matrix Components in Response to In Vivo Corneal Crosslinking (CXL) in Rabbit Corneas. Transl Vis Sci Technol. 2017 Dec 12;6(6):8.
Kling S, Hammer A, Conti A, Hafezi F. Corneal Cross-Linking with Riboflavin and UV-A in the Mouse Cornea in Vivo: Morphological, Biochemical, and Physiological Analysis. Transl Vis Sci Technol. 2017 Jan 30;6(1):7.
Tabibian D, Kling S, Hammer A, Richoz O, Hafezi F. Repeated Cross-linking After a Short Time Does Not Provide Any Additional Biomechanical Stiffness in the Mouse Cornea In Vivo. J Refract Surg. 2017 Jan 1;33(1):56-60.
Hammer A, Rudaz S, Guinchard S, Kilng S, Richoz O, Hafezi F. Analysis of riboflavin compounds in the rabbit cornea in vivo. Curr Eye Res. 2016 Sep;41(9):1166-72.
Kling S, Richoz O, Hammer A, Tabibian D, Jacob S, Agarwal A, Hafezi F. Increased Biomechanical Efficacy of Corneal Cross-linking in Thin Corneas Due to Higher Oxygen Availability. J Refract Surg. 2015 Dec;31(12):840-6.
Hammer A, Kling S, Marc-Olivier Boldi, Olivier Richoz, David Tabibian, J. Bradley Randleman, Farhad Hafezi. Establishing Corneal Cross-Linking with riboflavin and UV-A in the mouse cornea in vivo: biomechanical analysis. Invest Ophthalmol Vis Sci. 2015 Oct;56(11):6581-90.
Richoz O, Kling S, Hoogewoud F, Hammer A, Tabibian D, François P, Schrenzel J, Hafezi F. Antibacterial efficacy of accelerated photoactivated chromophore for keratitis-corneal collagen cross-linking (PACK-CXL). J Refract Surg. 2014 Dec;30(12):850-4
Richoz O, Mosquera S, Kling S, Hammer A, Magnago T, Bosch M, Hafezi F. Determination of the excimer laser ablation rate in previously cross-linked corneas. J Refract Surg. 2014 Sep;30(9):628-32.
Richoz O, Kling S, Zandi S, Hammer A, Spoerl E, Hafezi F. A constant force technique to measure corneal biomechanical changes after collagen cross-linking. PLoS One. 2014 Aug 27;9(8)
Richoz O, Tabibian D, Hammer A, Majo F, Nicolas M, Hafezi F. The effect of standard and high-fluence corneal cross-linking (CXL) on cornea and limbus. Invest Ophthalmol Vis Sci. 2014 Jul 22;55(9):5783-7.
Hammer A, Tabibian D, Richoz O, Hafezi F. Keratoconus treatment by corneal cross-linking (CXL). Rev Med Suisse 2014 Juin; 10: 1263-1265
Hammer A, Mosquera S, Magnano T, Richoz O, Tabibbian T, Hoogewoud F, Hafezi F. Corneal Biomechanical Properties at Different Corneal Cross-Linking (CXL) Irradiances. Invest Ophthalmol Vis Sci. 2014 May 2; 55(5): 2881-4
Richoz O, Hammer A, Hafezi F. The Biomechanical Effect of Corneal Collagen Cross-Linking (CXL) With Riboflavin and UV-A is Oxygen Dependent. Transl Vis Sci Technol. 2013 Nov; 2(7): 6
Research Projects
Ashton C, Hammer A, Herren T, Gore DM. Applicability study of the Nakamura ICL sizing formula for the caucasian population. In submission process. Moorfields Eye Hospital, NHS foundation trust, London, UK
Hammer A, Astete Rios M, Rahman A, Vasquez-Perez A. Cornea guttata in donor material: is there a need for improvement in the eye bank screening? Submitted to peer-reviewed journal. Moorfields Eye Hospital, NHS foundation trust, London, UK
Presentations, Conferences & Teaching
Hammer A. Glare and Haloes. The Cataract Circle Meeting. November 2024. Zurich, Switzerland
Hammer A. Avoiding refractive surprise when planning cataract surgery for Laser Vision Correction (LVC) patients. The Cataract Circle Meeting. November 2024. Zurich, Switzerland
Hammer A. Planning cataract surgery: corneal pathologies. The Cataract Circle Meeting. November 2024. Zurich, Switzerland
Hammer A. Dysphotopsies positives et négatives: étiologies, diagnostique et prise en charge. Cours post-gradué aux assistants et chefs de clinique Swiss Visio. Lausanne, Suisse. Novembre 2024
Hammer A. Comment planifier la chirurgie de la cataracte chez les patients avec antécédents de chirurgie réfractive. Cours post-gradué aux assistants et chefs de clinique Swiss Visio. Lausanne, Suisse. Novembre 2024
Hammer A. Comment planifier et prendre en charge les cataractes complexes: Pathologies cornéennes. Cours post-gradué aux assistants et chefs de clinique Swiss Visio. Lausanne, Suisse. Octobre 2024
Hammer A. LASIK over LASIK, Don’t PANIC. Vision Laser. Wine and See: Complex refractive surgery cases discussion between local experts. Geneva, Switzerland. October 2024
Hammer A. Corneal endothelial decompensation: current management and future perspectives. Swiss visio post graduate teaching. Lausanne, Switzerland. September 2024
Hammer A. Atopic and vernal keratoconjunctivitis: The basics (not so basic…). Swiss visio post graduate teaching. Lausanne, Switzerland. September 2024
Hammer A. Corneal endothelial decompensation: current management and future perspectives. Actualités en ophtalmologie, Geneva, Switzerland. June 2024
Hammer A. Atopic and vernal keratoconjunctivitis: The basics (not so basic…). Society for Ophthalmo-Immunoinfectiology in Europe. Lausanne, Switzerland. June 2024
Hammer A. Greffes de cornée : évolution vers les techniques lamellaires : état actuel et avancées à venir. Swiss visio post graduate teaching. Lausanne, Switzerland. April 2024
Hammer A. Endothelium under pressure: cornea and glaucoma specialist interactions. WebUp Expert Forum “Update Ophthalmology”. Online teaching, Switzerland February 2024
Hammer A. Planification de la chirurgie de la cataracte chez les patients avec antécédents de chirurgie réfractive cornéenne au laser. Swiss visio post graduate teaching. Lausanne, Switzerland. December 2023
Hammer A. Endothélium sous pression: relations et collaboration entre spécialistes du glaucome et de la cornée. Swiss visio post graduate teaching. Lausanne Switzerland. November 2023
Hammer A., Li O, Gore D, Allan B. E-F-Dalk: Cut Parameters For Hybrid Excimer And Femtosecond Laser Assisted Deep Anterior Lamellar Keratoplasty – Pilot Experimentation. ESCRS annual meeting, Milan, September 2022
Hammer A., Allan B. Query on management plan for a patient with dense central full thickness corneal: should we treat the neovascularization prior to doing the penetrating keratoplasty? Grand rounds of cornea and external diseases. Moorfields eye hospital, NHS foundation trust, London, United Kingdom. October 2021
Hammer A. IOL choices for DMEK patients: Triple procedure vs sequential. Cornea and external diseases teaching. Moorfields eye hospital, NHS foundation trust, London, United Kingdom. October 2021
Hammer A. IOL exchange: Indications and surgical techniques/pearls. Cornea and external diseases teaching. Moorfields eye hospital, NHS foundation trust, London, United Kingdom. July 2021
Hammer A., Minos E. Ozurdex treatment for diabetic macular edema. AUDIT on compliance with NICE guidelines. North West Anglia NHS Foundation Trust, Peterborough city hospital, Peterborough, United Kingdom. July 2019
Hammer A. Ocular Rosacea: pathophysiology, clinical aspects, workup and management. Anterior segment teaching session. North West Anglia NHS Foundation Trust, Peterborough city hospital, Peterborough, United Kingdom. February 2019
Hammer A., Jorge Ruiz-Medrano, Ann Schalenbourg. PHACE syndrome. Resident day 2017. Hôpital ophtalmique Jules Gonin, Lausanne, Suisse
Hammer A., Kling S, Boldi M-O, Richoz O, Tabibian D, Hafezi F. Establishing corneal cross-linking in mice: biomechanical analysis. EuCornea 2015, Barcelona, Spain
Kling S, Hammer A, Richoz O, Hafezi F. The Effect of Pulsed Cross-linking on Corneal Biomechanics. ESCRS 2015, Barcelona, Spain
Kling S, Hammer A, Richoz O, Hafezi F. Biomechanical Efficacy of UV Cross-Linking Protocols in Thin versus Thick Corneas. EuCornea 2015, Barcelona, Spain
Tabibian D, Kling S, Hammer A, Richoz O, Hafezi F. No additional biomechanical effect of CXL after repeated in vivo treatment in mice. EUCornea 2015. Barcelona, Spain
Kling S, Hammer A, Richoz O, Tabibian D, Hafezi F. Establishing UV Collagen Cross-Linking in a Mouse Model: Biomechanical and Morphological Evaluation. CXL congress 2014, Zurich, Switzerland
Hammer A., Rudaz S, Guinchard S, Kling S, Tabibian D, Richoz O, Hafezi F. Determining stromal riboflavin concentrations. CXL congress 2014, Zurich, Switzerland
Hammer A., Richoz O, Arbra-Mosquera S, Gatzioufas Z, Hafezi F. Corneal Collagen Cross linking Oxygen Dependency. ASCRS 2014, Boston, MA, USA
Richoz O, Hoogewoud F, Tabibian D, Hammer A, Hafezi F. Optimizing fluence settings and riboflavin composition for collagen cross-linking (CXL) in the antimicrobial efficiency against Pseudomonas aeruginosa and Staphylococcus aureus. SFO 2014, Paris, France
Hammer A., Hafezi F. HPLC and Optoacoustics to Determine Riboflavin Content in the Stroma. Congress of CXL 2013, Dublin, Ireland
Hammer A., Richoz O, Tabibian D, Hafezi F. CXL is an oxygen dependent process. Congress of CXL 2013, Dublin, Ireland
Hammer A., Richoz O, Hoogewoud F, Hafezi F. Corneal Biomechanical Properties at Different CXL-Fluences. ESCRS 2013, Amsterdam, Netherlands
Hammer A., Richoz O, Tabibian D, Hafezi F. The increase in biomechanical stiffness in corneal collagen cross-linking is oxygen dependent. ESCRS 2013, Amsterdam, Netherlands
Hammer A., Richoz O, Tabibian D, Hafezi F. Corneal Biomechanical Properties at Different CXL-Fluences. ARVO 2013, Seattle, Washington, USA
Richoz O, Hammer A, Hafezi F. Corneal Biomechanical Properties at Different CXL-Fluences. 8th int. Congress of CXL, Geneva, Switzerland
Hammer A. Central Serous Maculopathy, Pathophysiology – clinical aspects – workup and treatment. Grand Rounds, HUG, Ophthalmology Department, Geneva, Switzerland, 2011
Hammer A. Pellucid marginal degeneration (PMD): Pathophysiology – clinical aspects – workup – treatment and case report. Grand Rounds, Ophthalmology Department, Geneva, Switzerland, 2011
Hammer A. Onchocerciasis (River blindness) – Epidemiology – Pathophysiology – clinical aspects – workup and treatment. Teaching lecture, HUG, Ophthalmology Department, Geneva, Switzerland, 2011
Hammer A. VI Nerve Palsy in Idiopathic Intracranial Hypertension – Epidemiology – Pathophysiology – clinical aspects – workup and treatment. Teaching lecture, Ophthalmology Department, Geneva, Switzerland, 2011
Hammer A. Moderator of the session “Laser and Cataract Surgery: What you should Know”. The Cataract Circle Meeting. November 2024. Zurich, Switzerland
Hammer A. Moderator of the free paper session “Corneal Biomechanics”. ESCRS annual meeting 2013, Amsterdam, Netherlands
Posters
Hammer A., Heeren T, Angunawela R, Kamran S. Predicting refractive correction of a prior LASIK treatment from corneal pachymetry profile. ESCRS winter meeting, Amsterdam. February 2022.
Hammer A., Heeren T, Angunawela R, Kamran S. Predicting refractive correction of a prior LASIK treatment from corneal pachymetry profile. Bowman club annual meeting, Cambridge, UK. March 2022.
Hammer A., Astete Rios M, Rahman A, Vasquez-Perez A. Cornea guttata in donor material: is there a need for improvement in the eye bank screening? Bowman club annual meeting, Cambridge, UK. March 2022.
E.Torres-Netto, S. Kling, Hammer A., S. Arba Mosquera, T. Magnago, N. Hafezi, F. Hafezi. Stromal bed smoothness after excimer laser surface ablation as a key element for the expression of inflammatory genes. ESCRS 2019, Paris, France
Hammer A., Ruiz-Medrano J, Schalenbourg A. PHACE syndrom: case report of an ‘atypical Sturge-Weber’ patient. SSO 2018, Davos, Suisse
Hammer A., Wolfensberger T. ARTISAN lens implantation with novel approach for aphakia after previous filtration surgery. SSO 2016, Interlaken, Suisse
Hammer A., Rudaz S, Guinchard S, Kling S, Tabibian D, Richoz O, Hafezi F. UPLC analysis of stromal riboflavin concentrations in epi-off and epi-on corneal cross-linking. ESCRS 2015, Barcelona, Spain
Hammer A., Rudaz S, Guinchard S, Kling S, Tabibian D, Richoz O, Hafezi F. Determining stromal riboflavin concentrations. SSO/SOG 2015, Fribourg Switzerland
Hammer A., Kling S, Boldi M-O, Richoz O, Tabibian D, Randleman J-B, Hafezi F. Establishing Corneal Cross-Linking with riboflavin and UV-A in the mouse cornea in vivo: biomechanical analysis. SSO/SOG 2015, Fribourg Switzerland
Kling S, Hammer A., Richoz O, Hafezi F. The Effect of pulsed UV Corneal Cross-linking (CXL) on Corneal Biomechanics. SSO/SOG 2015, Fribourg Switzerland
Kling S, Hammer A., Tabibian D, Richoz O, Agarwal A, Jacob S, Hafezi F. Optimizing UV Cross-Linking Protocols for Thin Corneas. SSO/SOG 2015, Fribourg Switzerland
Hammer A., Rudaz S, Guinchard S, Kling S, Tabibian D, Richoz O, Hafezi F. Determining stromal riboflavin concentrations for epi-off and epi-on formulations using UPLC (Ultra Performance Liquid Chromatography). ARVO 2015, Denver (CO, USA)
Tabibian D, Kling S, Hammer A., Richoz O, Hafezi F. No additional biomechanical effect of CXL after repeated in vivo treatment in mice. ARVO 2015, Denver (CO, USA)
Kling S, Hammer A., Tabibian D, Richoz O, Agarwal A, Jacob S, Hafezi F. Biomechanical Efficacy of UV Cross-Linking Protocols in Thin versus Thick Corneas: The Effect of Oxygen, UV Absorption and Osmotic Pressure. ARVO 2015, Denver (CO, USA)
Richoz O, Hoogewoud F, Tabibian D, Hammer A., Hafezi F. Optimizing fluence settings and riboflavin composition for collagen cross-linking (CXL) in the antimicrobial efficiency against Pseudomonas aeruginosa and Staphylococcus aureus. ARVO 2014, Orlando, Florida, USA
Hammer A., Richoz O, Tabibian D, Hafezi F. The increase in biomechanical stiffness in corneal collagen cross-linking is oxygen dependent. AAO 2013, New-Orleans, Louisiana
Hammer A., Mosquera S, Magnano T, Richoz O, Tabibbian T, Hafezi F. Corneal biomechanical properties at different CXL fluences. SSO/SOG 2013, Locarno, Switzerland
Hammer A., Richoz O, Tabibbian T, Gatzioufas Z, Hafezi F. Corneal Collagen Cross-Linking (CXL) is Oxygen dependent. SSO/SOG 2013, Locarno, Switzerland
Hafezi F, Gatzioufas Z, Hammer A., Tabibian D, Richoz O. Fluorescein competes riboflavin in CXL for the treatment of infectious keratitis. ARVO 2013, Seattle, Washington, USA
Tabibian D, Richoz O, Spoerl E, Hammer A., Hoogewoud F, Hafezi F. A new technique to measure corneal biomechanical changes after corneal collagen cross-linking. ARVO 2013, Seattle, Washington, USA
Richoz O, Hammer A., Hafezi F. Corneal Biomechanical Properties at Different CXL-Fluences. ASCRS 2013, San Francisco, California, USA
Media
February 2024 – Blick.ch : Un médecin nous explique tout sur la sécheresse oculaire