Prof. Dr. med.


1990 – 1991    Evang. Krankenhaus Köln-Kalk, Abteilung Gynäkologie und Geburtshilfe, Arzt im Praktikum
1991 – 1995 University of Cologne, Center for Ophthalmology, Resident
1995 – 2000 University of Cologne, Center for Ophthalmology, Senior staff member, Senior Surgeon
2000 – 2001 University of Cologne, Center for Ophthalmology, Department of Vitreoretinal Surgery, Interim Director
2001 – 2003 University of Cologne, Center for Ophthalmology, Department of Vitreoretinal Surgery, Vice Director
2003 – present          RWTH Aachen University, Department of Ophthalmology, Chairman and Director


Academic Qualification and Education

1988    State Exam Human Medicine, University of Cologne, Germany
1990 Doctor of Medicine, University of Cologne, Germany
1995 National Board Certification in Ophthalmology
1999 Habilitation and venia legendi for Ophthalmology
2003 Full Professor at RWTH Aachen University


Teaching Experience

  • Student Tutor in Visual Physiology (1984-1988, Institute for Normal and Pathologic Physiology, Department of Neurophysiology, University of Cologne, Germany)
  • Ophthalmology , all aspects (1991 – present)
  • Bionik – Artificial Vision, Faculty for Natural Sciences, RWTH Aachen University, M.Sc. Level (2003 – present)
  • Artificial Organs, Biomedical Engineering, Medical Faculty, M.Sc. Level (2003 – present)

Honors, Awards, Scholarships and Other Appointments (Selection)

  • Spokesperson of e.V., the German Competence Center for Research in Retinal Diseases (since 2018)
  • Winner of the DOC Science Award Retina 2018
  • Offer of Appointment as Chairman and Director of the Department of Ophthalmology, Medical University Hannover, 2012, rejected.
  • Spokesperson of the Interdisciplinary Center of Clinical Research Aachen (IZKF Aachen) (since 2009)
  • Vice Dean of the Medical Faculty of RWTH Aachen University (2007-2009)
  • Reviewer for international scientific journals
  • Reviewer for Research Agencies in Germany, France, Austria and Switzerland
  • Winner of the Leonhard Klein Award 1999


Research Topics

  • Development and application of strategies for retinal stimulation to treat blindness
  • Treatment and diagnostics of retinal degenerations
  • New vitreoretinal surgical methods
  • Clinical trials in retinal diseases


Key Publications

  1. Haselier C, Biswas S, Rosch S, Thumann G, Muller F, Walter P (2017) Correlations between specific patterns of spontaneous activity and stimulation efficiency in degenerated retina. PLOS ONE 12(12) e0190048
  2. Rosch S, Aretzweiler C, Muller F, Walter P (2017) Evaluation of Retinal Function and Morphology of the Pink-Eyed Royal College of Surgeons (RCS) Rat: A Comparative Study of in Vivo and in Vitro Methods. CURRENT EYE RESEARCH 42(2): 273-281
  3. Schimitzek H, Roessler G, Walter P (2016) Clinical Results after Implantation of Epiretinal Visual Prostheses. KLINISCHE MONATSBLATTER FUR AUGENHEILKUNDE 233(11): 1227-1232
  4. Lohmann TK, Kanda H, Morimoto T, Endo T, Miyoshi T, Nishida K, Kamei M, Walter P,  Fujikado T (2017) Surgical feasibility and biocompatibility of wide-field dual-array   suprachoroidal-transretinal stimulation prosthesis in middle-sized animals. GRAEFES ARCHIVE FOR CLINICAL AND EXPERIMENTAL OPHTHALMOLOGY 254(4): 661-673
  5. Koutsonas A, Walter P, Roessler G, Plange N (2015) Implantation of a Novel Telemetric Intraocular Pressure Sensor in Patients With Glaucoma (ARGOS Study): 1-Year Results. INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE 56(2):1063-1069
  6. Biswas S, Haselier C, Mataruga A, Thumann G, Walter P, Muller F (2014)  Pharmacological Analysis of Intrinsic Neuronal Oscillations in rd10 Retina. PLOS ONE 9(6): e99075
  7. Rosch S, Johnen S, Mataruga A, Muller F, Pfarrer C, Walter P (2014) Selective Photoreceptor Degeneration by Intravitreal Injection of N-Methyl-N-Nitrosourea. INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE 55(3): 1711-1723
  8. Waschkowski F, Hesse S, Rieck AC, Lohmann T, Brockmann C, Laube T, Bornfeld N,  Thumann G, Walter P, Mokwa W,  Johnen S, Roessler G (2014) Development of very large electrode arrays for epiretinal stimulation (VLARS). BIOMEDICAL ENGINEERING ONLINE 13: 10.1186/1475-925X-13-11
  9. Menzel-Severing J, Laube T, Brockmann C, Bornfeld N, Mokwa W, Mazinani B, Walter P,  Roessler G (2012) Implantation and explantation of an active epiretinal visual prosthesis:   2-year follow-up data from the EPIRET3 prospective clinical trial. EYE 26(4): 502-509
  10. Roessler G, Laube T, Brockmann C, Kirschkamp T, Mazinani B, Goertz M, Koch C, Krisch I, Sellhaus B, Trieu HK, Weis J, Bornfeld N, Rothgen H, Messner A, Mokwa W, Walter P (2009) Implantation and Explantation of a Wireless Epiretinal Retina Implant Device: Observations during the EPIRET3 Prospective Clinical Trial. INVESTIGATIVE OPHTHALMOLOGY & VISUAL SCIENCE 50(6): 3003-3008