Foreign country visits/ Academic presentations:

1999 Academic Lectures in China (Hong Kong, Guilin) and Taiwan Foreign

2000 Academic Lectures in India (Neu Delhi, Mumbai)
          Academic Lectures in Europe (England, Portugal, Belgium)

2001 Academic Lectures in the USA (e.g. Harvard University, Stanford University)

2002 Academic Lectures in Malaysia (Borneo) and China (Shanghai)
          Life Surgery Shanghai General Hospital
          Academic Lectures in Europa (France, Italy)

2004 Academic Lectures in Asia und Australia
          Life Surgery Penang General Hospital

2005 Academic Lectures in Europe, Japan (e.g. Tokyo, Kyoto)

2006 Academic Lectures in USA, Japan, Europe, Iran, and Egypt

2007 Academic Lectures in the USA

2008 Academic Lectures in USA, India (Chennai, Mumbai, Bangalore), Europe
          Life Surgery India (Chennai, Bombay, Bangalore)

2009 Academic Lectures in USA, Europe, South Africa (Johannisburg, Pretoria, Capetown), Israel (Tel Aviv, Jerusalem), Japan (Tokyo, Kyoto), China (Beijing)

Quality Management:

02/2002 Certified „Medical Quality Manager“ according to the Curriculum of the German Medical Council

2002-2003 Establishment of a Quality Management Systems Department of Thoracic and Cardiovascular Surgery,
                    University Hospital at the Johann-Wolfgang-Goethe University Frankfurt/Main

Since 10/2003 DIN ISO 9001:2000 Certification of the Center

Since 2005 Chairman of the working group „Quality Management“ of the German Society for Thoracic and Cardiovascular Surgery

Business Management:

01/2003 Graduation in Medical Business Management