Pyramid Clinic specialists

PD Dr. med. Oliver Kessler

Zentrum für Orthopädie und Sport AG
Albisriederstrasse 253
8047 Zürich

Phone 043 931 72 73
Fax 043 931 78 30


Actual Launch of new Total knee design in collaboration with S&N 
Investigator of an international multicenter clinical trial for cartilage repair
Development of a new surgical technique for ACL replacement

» Since 2013 Editorial Editor KSSTA Journal
» 2012- 2016 Leading design surgeon of a primary TKA (PS advance; S&N)
» Since 2012 Lecturer University of Magdeburg, Germany
» Since 2010 Scientific collaboration with Biomechanical and cell lab University of Ulm; Scientific collaboration with Biomechanical lab Scripps Clinic La Jolla; Scientific collaboration with with Northwik Park, London
» 2/2009 Co-founder of company (spin-off University of Oxford); Orthox Ltd, Oxford; 19 employees (End 2016); Developmentt of an artificial meniscus and resurfacing product (silk)
» 4/2008 Associate Professor Orthopaedic Surgery, University Innsbruck
» 2008-present Consultant Orthopaedic Surgeon with own practice working on private hospitals in Zurich, Zug
» 2007-2008 Direktor Ortho-Biologie Stryker Orthopaedics; Gene expression analysis based Meniscal Tissue Engineering using cells different origins; In-vitro meniscus formation from bovine synovial flaps using OP-1; Human Meniscal Cells and Mesenchymal Stem Cells on Silk Scaffolds; Functional Tissue Engineering of Meniscus Scaffolds; Over 100 peer reviewed presentations on international conferences.; 14 Publication in peer reviewed Journals; Scientific supervising a master thesis
» 2005-2006 Orthopaedic University Hospital Innsbruck; Assisting clinical study for MIS hip (direct anterior approach); Gait analysis for MIS hip approach; Clinical work as a consultant
» 2005 Degree of Consultant Orthopaedic Surgeon
» 2002-2004 International Project Manager knees and Biology Scientific Affairs Stryker Europe; Responsible for 24 scientific, clinical and innovative projects in collaboration with key University hospitals, labs, surgeons. Supervising and consulting surgeons, engineers and scientists. Successfully completing projects according to planning and budget. In all cases finalizing with peer reviewed presentations or publications; Designing multiple, evidence based clinical protocols for single or multicenter studies; Development of International (Labs, Hospitals) network for new, innovative and scientific approaches in orthopedic surgery; Over 30 presentations on internal international Stryker conferences.
» 1998-2002 Post Doc University Hospital of Orthopedic Surgery, Balgrist, Zurich, Switzerland; Development of a new surgical technique for high tibial osteotomy; Development of a device to analyze rotational instabilities of the knee; Specialized in knee surgery (Sports medicine, total joint replacement); Experience in shoulder, spine surgery and technical orthopedics; Lecturer at the school for Physiotherapy, University Zurich; Lecturer for external orthopedic surgeons; Peer reviewed presentations on international and local conferences.
» 1995-1998 Resident Cantons hospital for General surgery and Traumatologie, Frauenfeld, Switzerland
» 1992-1994 Scientific investigator (running cell lab) Laboratory of Kidney Transplantation, University of Ulm, Germany
» 1991-1994 Lecturer and Instructor for medical school classes at the University of Ulm


» 1983-1988 Student, University of Konstanz, Faculty of Physics 

» 1988-1995 Student, University of Ulm, Faculty of medicine
» 1989-1990 Theses in Theoretical Physics at the University of Konstanz, Germany; Theory and application of multiple light scattering
» 1990 Master of Science in Physics (M. Sc)
» 1995 Medical doctor degree (MD)
» 1999 Doctoral thesis in medicine, University of Zurich
» 2008 Ass. Prof. University of Innsbruck, Austria
» 2012 Lecturer University of Magdeburg, Germany


» ORS Orthopedic Research Society
» AAOS American Association of Orthopedic Surgeons
» ICRS International Cartilage Repair Society
» FMH Fédération des médecins suisses
» EKA European Knee Association
» ESSKA European Society of Sports Traumatology Knee  Surgery and Arthroscop
» AGA German association for Arthroscopy