Work Experience

since 2013

“Back clinic” indoor practice at Privatklinik Bethanien

2013

Collaboration with Dr. H.J. Holdener, Surgery, Centre for spinal disorders, See-Spital, Kilchberg

2010

Research work with Nuclear medicine at USZ (Prof. Dr. med. G. von Schulthess) in order to evaluate spinal applications of PET and SPECT technology

2008

Job shadowing with Dr. med. P. Metz-Stavenhagen, Werner Wicker Klinik, Bad Wildungen

1998

Foundation of Centre for spinal disorders, Spital Sanitas Multicentre, international participation in the development of the Xia implant with Stryker Howmedica

1997

Periods spent abroad in the USA, Italy, Austria and Germany, under Prof. Dr. med. A. Steffee, Cleveland, Ohio, and others

1996 - 1997

Chief physician and deputy head of spinal surgery, Schulthess Klinik, Zürich, under Prof. Dr.med. D. Grob and Prof. Dr. med. A. Benini

1996

Chief physician and deputy head of spinal surgery, Orthopaedics, Uniklinik Balgrist, Zürich (CA Prof. Dr.med. Ch. Gerber)

1995

Chief physician, deputy head of spinal surgery, head of the laser laboratory, Orthopaedics, Universitätsspital Zürich (acting chief physician Prof. Dr. med. H. Zollinger)

1994

First introduction of the PLIF and TLIF procedures in Switzerland

1990

Orthopaedic surgery, Orthopaedics, Universitätsklinik Balgrist (Prof. Dr. med. A. Schreiber)

1989

General surgery, Stadtspital Triemli (Dr. med. M. Landolt)

1988

Internal medicine, Spital Uster (Dr. med. M. Spiegel)

1987

General surgery, Stadtspital Triemli (Dr. med. M. Landolt)

Memberships

  • Swiss Medical Association, FMH
  • Swiss Orthopaedics, SGO
  • AerzteGesellschaft des Kantons Zürich, AGZ
  • Foederatio Medicorum Scrutantium, FMS
  • Schweizerische Gesellschaft für Laserchirurgie
  • Schweizerische Gesellschaft für Spinale Chirurgie, SGS
  • Belegarztgesellschaft Linkes Zürichseeufer
  • Zürcher Gesellschaft für Orthopädie, ZOO
  • Schweizer Belegärzte Vereinigung, SBV

Media

VIDEO CHANNELS

Dr. med. Karl Zweifel runs two video channels where he uploads regular new content – take a look here:

►www.karlzweifel.ch

►www.zweifel-gesundheitheitspolitik.ch

Education

2013

Certificate of qualification in interventional pain management, (SSIPM)

1995

Specialism in orthopaedic surgery and traumatology of the musculoskeletal system

1992

Doctor of Medicine (supervised by Prof. Dr. med. G.Yasargil, neurosurgery)

1986

State examinations, Faculty of Medicine, University of Zürich

Competences

  • Spinal surgery since 1992: investigations/diagnostics, conservative and operative
  • Degenerative diseases: Spinal stenosis, spondylosis and spondylarthrosis
  • Instabilities: Slipped vertebra (spondylosis), structural problems (scoliosis and kyphosis)
  • Spinal disc surgery: all techniques – open, microsurgery, percutaneous
  • Revision surgery, failed back surgery, infections
  • Osteoperosis, vertebroplasty, kyphoplasty, cement-augmented stabilisation procedures
  • Laser surgery: open and percutaneous
  • Second opinions; (insurance) expert reports
  • Sports surgery

Doctors with this specialisation

Privatklinik Bethanien

Prof. Dr. med. Guido Wanner

Specialisation
Orthopaedic surgery, General surgery, Hip surgery, Hip osteoarthritis, Hip prosthesis, Spinal surgery, Scoliosis and kyphosis (curvature of the spine), Osteoporosis – fractures in the spine, Spinal tumours and metastases on the spinal column, Spinal stenosis – narrowing of the spinal canal, Cervical spondylotic myelopathy, Slipped disc in the cervical spine – cervical disc herniation, Herniated disc in the thoracic spine, Herniated disc in the lumbar spine, Intervertebral disc prosthesis | Artificial intervertebral disc View more
Clinica Ars Medica

Dr. med. Matteo Pejrona

Specialisation
Neurosurgery
Rosenklinik Rapperswil

Julia Mayr

Specialisation
Physiotherapy, Medical training therapy (MTT), Switzerland GLA:D® programm, Orthopaedic rehabilitation, Rehabilitation back pain, Rehabilitation Hip Prosthesis, Rehabilitation after a knee prosthesis, Herniated disc in the thoracic spine, Slipped disc in the cervical spine – cervical disc herniation, Herniated disc in the lumbar spine, Pulmonary rehabilitation View more
Privatklinik Lindberg

Evaldas Cesnulis

Specialisation
Neurosurgery
Clinique de Genolier

Dr. med. John Michael Duff

Specialisation
Neurosurgery, Spinal surgery, Osteoporosis – fractures in the spine, Spinal tumours and metastases on the spinal column, Intervertebral disc prosthesis | Artificial intervertebral disc View more
Hôpital de la Providence

Dr. med. Blaise-Dominique Zambaz

Specialisation
Neurosurgery