Dr. med. Arthur Hammer

2023 — 2024

Moorfields Eye Hospital NHS Foundation Trust, Department of Cornea, Ocular Surface and Refractive Surgery | London, UK

Consultant Ophthalmic Surgeon (Bank)

2023 — 2024

Jules-Gonin Eye Hospital, Cornea and Refractive Surgery Unit, Department of Ophthalmology (CHUV) | Lausanne, Switzerland

Senior Clinical Practitioner (MPH)

2021 — 2023

Moorfields Eye Hospital NHS Foundation Trust, Department of Cornea, Ocular Surface and Refractive Surgery | London, UK

Fellow

Feb 2020 — Jul 2021

Moorfields Eye Hospital NHS Foundation Trust, Department of Cataract | London, UK

Fellow

Nov 2018 — Jan 2020

North West Anglia NHS Foundation Trust, Peterborough City Hospital, Department of Ophthalmology | Peterborough, UK

Specialty Registrar (ST4–ST5)

2015 — 2018

‍Jules-Gonin Eye Hospital, Department of Ophthalmology (CHUV) | Lausanne, Switzerland

Specialty Registrar (ST1–ST3)

2019 — 2022

FMH Board Certification in Ophthalmic Surgery | Switzerland Advanced Specialist Training – Awarded August 2022

2015 — 2019

FMH Specialist Board Certification in Ophthalmology | Switzerland Specialist Medical Qualification – Awarded February 2020

2012 — 2015

Geneva University Hospitals (HUG), Department of Clinical Neurosciences | Geneva, Switzerland

MD-PhD in Cornea and Refractive Surgery, Thesis: Corneal cross-linking: limitations, molecular involvement, and impact on corneal oedema

2006 — 2012

University of Geneva (UNIGE), Faculty of Medicine | Geneva, Switzerland

Federal Medical Diploma (MD)

2010 — 2011

Geneva University Hospitals (HUG), Department of Oncology | Geneva, Switzerland

Master’s Thesis: Clinical Research in Radiation Oncology

2019

European Society of Cataract and Refractive Surgeons (ESCRS) | Paris, France

Best Poster Award: 'Refractive Surgery: Can Results Improve Even Further?'(Presented by Dr Emilio Torres-Netto)

2014

American Society of Cataract and Refractive Surgery (ASCRS) | Boston, USA

Best Paper of Session Award: ‘CORNEA – Rings and Crosslinking: Corneal Collagen Cross-linking Oxygen Dependency’

2013

Swiss Society of Ophthalmology (SSO/SOG) | Switzerland

Best Experimental Research Poster Award: ‘CXL Oxygen Dependency’(Prize: 1,000 CHF)

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Swiss National Science Foundation (SNSF) | Switzerland

MD-PhD Programme Research Grant (Funding: 180,000 CHF)

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American Society of Cataract and Refractive Surgery (ASCRS) | USA

‘Poster of Interest’ Award (Cornea): ‘Corneal Biomechanical Properties at Different Fluencies’(Presented by Dr Olivier Richoz)

2025

EBO-ESCRS Subspecialty Exam in Cataract and Refractive Surgery (FEBOS-CR) - Examiner

2025

European Society of Cataract and Refractive Surgeons (ESCRS) - Annual Meeting Abstract Reviewer: Scientific Presentations and Posters

2023-present

Journal of Cataract and Refractive Surgery (JCRS) - Reviewer: Scientific Research and Clinical Publications

2013

European Journal of Ophthalmology (EJO) - Reviewer: Scientific Research and Clinical Publications

2025

THE LOST ART OF PENETRATING KERATOPLASTY: A COMPREHENSIVE GUIDE FORBEGINNERS - ESCRS 2025, Copenhague.

Course director

2024

‍EBO-ESCRS Subspecialty diploma in Cataract and Refractive Surgery (FEBOS-CR) - European Board of Ophthalmology & European Society of Cataract and Refractive Surgeons

Awarded upon successful completion

2023

Royal College of Ophthalmologists (RCOphth) - Certificate in Laser and Refractive Surgery (CertLRS) | London, UK

Awarded upon successful completion

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Ulster University - Postgraduate Diploma (PGDip) in Cataract and Refractive Surgery | Northern Ireland, UK

‍Awarded with Distinction

2022

London Vision Clinic - Forefront Refractive Surgery & Therapeutic Course | London, UK

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London Vision Clinic - Forefront Refractive Surgery Course: LASIK, SMILE, and Presbyopia Correction | London, UK

2021

FMH Swiss Federal Board Certification in Ophthalmic Surgery Advanced Specialist Qualification

Awarded upon successful completion

2019

European Board of Ophthalmology (EBO) examination | Paris, France

Fellow of the European Board of Ophthalmology (FEBO) - Awarded upon successful completion

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The Royal College of Ophthalmologists (RCOphth) - Microsurgical Skills Course | London, UK

2018

International Council of Ophthalmology (ICO) - Clinical Sciences Examination in Ophthalmology

‍Awarded upon successful completion

2015

International Council of Ophthalmology (ICO) - Visual Sciences Examination

‍Awarded upon successful completion

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International Council of Ophthalmology (ICO) - Optics, Refraction, and Instruments Examination

‍Awarded upon successful completion

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International Council of Ophthalmology (ICO) - Basic Science Examination

‍Awarded upon successful completion

2014

Fédération des Vétérinaires Cantonaux (FVC) - Certification LTK Module 2 : Direction d'expérimentations animales (FELASA C) | Lausanne, Suisse

2013

RESEAL (Lemanic Animal Facility Network) - SwitzerlandLaboratory Animal Science Certification: Module 1 (FELASA B) | Lausanne

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University of Geneva (UNIGE), Faculty of Science - Doctoral Programme (PhD) Advanced Coursework | Geneva, Switzerland

- Essentials in Molecular and Applied Pharmacology

- Oncology (Cancer Biology)

- Virology

- Cellular Interactions

Federation of Swiss Doctors (FMH)

Swiss Ophthalmological Society (SSO)

Vaud Society of Medicine (SVM)

Association of Doctors of the Canton of Geneva (AMGe)

Valais Medical Society (SVMS)

Fellow of the European Board of Ophthalmology (FEBO)

European Society of Cataract and Refractive Surgeons (ESCRS)

ESCRS' Young Ophthalmologists For Sustainability (YOFS)

FEBOS-CR - Alumni Member

Fellow of the World College of Refractive Surgery and Visual Sciences (WCRSVS)

Hammer A, Takaza A, Lane M, Rahman A, Vasquez-Perez A. Donor-Implanted Guttata in Transplanted Corneal Tissue: Clinical Signs and Impact on GraftSurvival. J Ophthalmic Vis Res. 2025 Sep 9.

Ashton CBJ, Hammer A, Heeren TFC, Allan BD, Maurino V, Gore DM. A Comparison of Predicted and Achieved Postoperative Vaults in Implantable Collamer Lenses in White and Asian Eyes. J Refract Surg. 2025 Jul.

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, 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, 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. 2015; 56 (11) :6581-90.

Richoz O, Kling S, Hoogewoud F, Hammer A, Tabibian D, Francois 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 removal 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 technical force 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 Switzerland 2014 June; 10:1263-1265

Hammer A, Mosquera S, Magnano T, Richoz O, 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; 2013 Nov; 2 (7) :6

Ghazi A, Zimmermann N, Nguyen C, Hammer A. Applicability of the CPT ratio with MS39 to determine the spherical equivalent of ablation of a previous corneal laser vision correction with SMILE, LASIK, presby-LASIK and PRK. Study in progress, Swiss VIsio Network.

Hammer A. Avoiding refractive surprise when planning cataract surgery for laser vision correction (LVC) patients. EVO ICL™ MASTERCLASS Advanced Surgical Workshop Zurich, December 2025

Hammer A. Navigating Complex Cases. EVO ICL™ MASTERCLASS Advanced Surgical Workshop. Zurich, December 2025

Hammer A. Pre-Operative Fundamentals of Anterior Segment Measurements. EVO ICL™ MASTERCLASS Advanced Surgical Workshop Zurich, December 2025

Hammer A. Strategies to Engage Patients. EVO ICL™ MASTERCLASS Advanced Surgical Workshop. Zurich, December 2025

Hammer A. How to plan cataract surgery for patients with a history of refractive surgery. Post-graduate training, Swiss Visio, Lausanne, November 2025

Hammer A. Positive and negative dysphotopsias. Post-graduate training, Swiss Visio, Lausanne, November 2025

Hammer A. How to plan and manage complex cataracts: corneal pathologies. Post-graduate training, Swiss Visio, Lausanne, October 2025

Hammer A. Endothelial corneal decompensation: diagnosis and management. Post-graduate training, Swiss Visio, Lausanne, September 2025

Hammer A. Keratoconus from A to Z: Optical, Medical and Surgical Management. Post-graduate training, Swiss Visio, Lausanne, September 2025

Hammer A. Main corneal dystrophies to know: Classification, diagnosis and management. OPT-X, Congress for Optometry and Optics Switzerland, Baden, September 2025.

Hammer A. Planning cataract surgery after laser refractive surgery: Avoiding postoperative refractive surprise. OPT-X, Congress for Optometry and Optics Switzerland, Baden, September 2025.

Hammer A. General introduction, pre-operative assessment and preparation for penetrating keratoplasty. Instructional course: THE LOST ART OF PENETRATING KERATOPLASTY: A COMPREHENSIVE GUIDE FOR BEGINNERS. ESCRS 2025, September, Copenhagen, Denmark.

Hammer A. Graft rejection and failed penetrating keratoplasty: how to recognize and manage them. Instructional course: THE LOST ART OF PENETRATING KERATOPLASTY: A COMPREHENSIVE GUIDE FOR BEGINNERS. ESCRS 2025, September, Copenhagen, Denmark.

Hammer A. Complex therapeutic refractive management of keratoconus. Annual conference “News in refractive surgery, cataracts and cornea”, June 2025, Geneva, Switzerland.

Hammer A. Sustainability in refractive surgery. SOE 2025, June, Lisbon, Portugal.

Hammer A. Management of complex situations with ICL: Keratoconic and presbyopic patients with high visual demands. International EVO young eye surgeons meeting. Prague, April 2025.

Hammer A. Keratoconus management A to Z: Optical, Medical and Surgical. AOR annual conference, April 2025

Hammer A. Avoiding refractive surprise when planning cataract surgery for laser vision correction (LVC) patients. Thursday by Jules Gonin, Hot Topics in Cornea and Refractive Surgery. Jules Gonin ophthalmic hospital. December 2024. Lausanne, Switzerland

Hammer A. Endothelial decompensation: current management and future perspectives. Neuchâtel Center for Ophthalmology. December 2024. Neuchâtel, Switzerland

Hammer A. Positive and negative dysphotopsia (without positive effects for the patient and the surgeon). Neuchâtel Center for Ophthalmology. December 2024. Neuchâtel, Switzerland

Hammer A. Courses for general practitioners: questions/answers and discussions with ophthalmology case presentations. Courses for general practitioners at Clinique La Source. November 2024, Lausanne, Switzerland

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. Positive and negative dysphotopsias: etiologies, diagnosis and management. Postgraduate course for Swiss Visio assistants and clinical managers. Lausanne, Switzerland. November 2024

Hammer A. How to plan cataract surgery for patients with a history of refractive surgery. Postgraduate course for Swiss Visio assistants and clinical managers. Lausanne, Switzerland. November 2024

Hammer A. How to plan and manage complex cataracts: Corneal pathologies. Postgraduate course for Swiss Visio assistants and clinical managers. Lausanne, Switzerland. October 2024

Hammer A. LASIK over LASIK, Don't PANIC. Laser vision. Wine and See: Complex refractive surgery cases discussion between local experts. Geneva, Switzerland. Oktober 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. News in ophthalmology, 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. Basics in ophthalmology for the general practitioner and when to refer to a specialist. Courses for general practitioners at Clinique La Source. May 2024, Lausanne, Switzerland

Hammer A. Corneal transplants: evolution towards lamellar techniques: current status and future advances. 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. Planning cataract surgery in patients with a history of laser corneal refractive surgery. Swiss visio post graduate teaching. Lausanne, Switzerland. December 2023

Hammer A. Endothelium under pressure: relationships and collaboration between glaucoma and corneal specialists. Swiss visio post graduate teaching. Lausanne Switzerland. November 2023

Hammer A., Li O, Gore D, Allan B., 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. Previous segment teaching session. North West Anglia NHS Foundation Trust, Peterborough City Hospital, Peterborough, United Kingdom. February 2019

Hammer A., Jorge Ruiz-Medrano, Ann Schalenburg. PHACE syndrome. Resident Day 2017. Jules Gonin Eye Hospital, Lausanne, Switzerland

Hammer A., Kling S, Boldi M-O, Richoz O, Richoz 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, Hafezi F. Biomechanical Efficacy of UV Cross-Linking Protocols in Thin versus Thick Corneas. EuCornea 2015, Barcelona, Spain

Tabibian D, Kling S, Hammer A, Hammer A, Richoz O, 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, 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, Kling 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, Tabibian D, Hammer A, 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, Francia

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, WA, USA

Richoz O, Hammer A, Hafezi F. Corneal 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

Hammer A., Heeren T, Angunawela R, Kamran S. Kamran S. Predicting refractive correction of a prior LASIK treatment from corneal pachymetry profile. ESCRS winter meeting, Amsterdam. Februar 2022.

Hammer A., Heeren T, Angunawela R, Kamran S. 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, Rahman A, Vasquez-Perez A. Cornea Guttata 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., Hammer, A., Hammer, A., A., A., A., A.,, S., A., S., Mosquera, S., S., S. Arba Mosquera, T. Magnago, T. Magnago, N., N. Stromal bed smoothness after excimer laser surface removal as a key element for the expression of inflammatory genes. ESCRS 2019, Paris, France

Hammer A., Ruiz-Medrano J, Schalenburg A. Phace syndrome: case report of an 'atypical Sturge-Weber' patient. SSO 2018, Davos, Switzerland

Hammer A., Wolfensberger T. ARTISAN lens implantation with novel approach for aphakia after previous filtration surgery. SSO 2016, Interlaken, Switzerland

Hammer A., Rudaz S, Guinchard S, Kling S, Kling S, Kling S, Tabibian D, 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, Kling 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, Richoz O, Tabibian D, 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, 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, Kling S, Kling S, Tabibian D, 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, Hammer A., Richoz O, 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, 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, Tabibian D, Hammer A, 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, FL, 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, Magnano T, Richoz O, 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., Hammer A., Hammer A., Tabibian D, Richoz O. Fluorescein competes riboflavin in CXL for the treatment of infectious keratitis. ARVO 2013, Seattle, WA, USA

Tabibian D, Richoz O, Spoerl E, Spoerl E, Hammer A, Hammer A, A, Hoogewoud F, Hafezi F. A new technique to measure corneal biomechanical changes after corneal collagen cross-linking. ARVO 2013, Seattle, WA, USA

Richoz O, Hammer A., Hafezi F. Corneal Biomechanical Properties at Different CXL-Fluences ASCRS 2013, San Francisco, CA, USA

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