He was the responsible surgeon of more than 50,000 cardiac surgeries.
Professor Ennker published over 200 publications in medical journals.
2015 Consultant physician at HELIOS Hospital Siegburg
2014 Visiting Professor, Department of Cardiothoracic Surgery, University of Alexandria in Egypt
2009 Professor at University of Witten Herdecke
1994 Medical Director of the Department of Cardiothoracic and Vascular Surgery Herzzentrum Lahr / Baden
1994 Habilitation at FU Berlin (free university)
1991 Specialist for cardiac surgery (Berlin Medical Association)
1988 Specialist in Thoracic and cardiovascular surgery (Berlin Medical Association)
1986 Recognized Surgeon (Medical Association of Lower Saxony)
1980 Training in surgery at Medical University of Hannover
1979 MD, Universities of Hannover, Cape Town, Freiburg
International Society for Minimally Invasive Cardiac Surgery
European Board of Thoracic and Cardiovascular Surgeons
Michael E. de Bakey International Surgical Society
International Association for Cardiac Biological Implants
American Heart Association
Koertke H, Zittermann A, Wagner O, Secer S; Christ of Huth, Sciangula A, Saggau W, Sack FU, Ennker J, Cremer J, Musumeci F, Gummert JF. Telemedicine-guided, very low-dose international normalized ratio self-control in patients with mechanical heart valve implants. Eur Heart J. 2015 Jun 1;36(21):1297-305.
Koertke H, Ennker J, Koerfer R. INR self-management permits lower anticoagulation levels after mechanical heart valve replacement. Circulation. 2003 Sep 9;108 Suppl 1:II75-8.
Hausmann H, Warnecke H, Ennker J, Topp H, Schiessler A, Hempel B, Friedel N, Schmitt D, Hetzer R. Survival predictors in patients with a left ventricular ejection fraction of 10-30% receiving a coronary bypass: analysis of preoperative variables. Cardiovasc Surg. 1993 Oct;1(5):558-62.
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