Dr Sönke Harder

Higher education and postgraduate specialisation for PD Dr med. dent. Sönke Harder

• 1998–2004 Kiel University, Germany
• 2005 PhD studies at Kiel University, Germany
• 2005 Training assistant at an independent dental practice, Hamburg, Germany
• 2005-2008 Research assistant at the Clinic for Prosthetics at Kiel University (CAU) as well as the Dental Prosthetics Polyclinic at Ludwig Maximilian University of Munich (LMU).
• 2008-2010 Consultant, Clinic for Dental Prosthetics at Kiel University
• Since 2010 External employee of Kiel University
• 2013 PhD in Dentistry at Kiel University, appointment as private lecturer

Continuous professional development

• 2008 Prosthetics specialist of the German Association for Prosthetic Dentistry and Biological Material (DGPro, formerly DGZPW)
• 2008 Implantology specialist of the German Association for Implantology (DGI)
• 2009 Verifying dentist for drug trials (Charité teaching hospital, Berlin, Germany)
• 2009 Advanced specialisation in radiation protection in digital volume tomography (DVT) for 3D skull diagnostics and navigated implantation planning
• Clinical research at Kiel University in implantology and prosthetic dentistry

Science

• Lecturer for postgraduate education within the framework of the implantology curriculum of the German Association for Implantology (DGI)
• Speaker at national and international conferences
• Specialist author in the areas of prosthetic dentistry and implantology
• Member of the editorial board of the German-language trade magazine “Implantologie”
• Member of the review board of the international trade magazine "Clinical Implant dentistry And Related Research"

Memberships

• Member of the International Association of Dental Research (IADR)
• German Association for Prosthetic Dentistry and Biological Materials (DGPro)
• German Association for Implantology (DGI), the Academy for Practice and Science (APW)
• German Association for Dental, Oral, and Maxillo-Facial Surgery (DGZMK)

• Naujokat H, Schulz L, Harder S, Wiltfang J, Flörke C, Acil Y (2018) Surface modification with cold argon plasma and its effect on osseointegration of dental implants in miniature pigs. Clin Oral Implants Res under review:
• Harder S, Egert C, Freitag-Wolf S, Mehl C, Kern M (2018) Intraosseous Temperature Changes During Implant Site Preparation: In Vitro Comparison of Thermocouples and Infrared Thermography. Int J Oral Maxillofac Implants 33: 72-78. 10.11607 / jomi.6222
• Harder S (2018) Transalveolar Augmentation in the Posterior Maxilla - Update to the Internal Sinus Lift. Implantology in press:
• Mehl C, Kern M, Zimmermann A, Harder S, Huth S, Selhuber-Unkel C (2017) Impact of Cleaning Procedures on Adhesion of Living Cells to Three Abutment Materials. Int J Oral Maxillofac Implants 32: 976-984. 10.11607 / jomi.5630
• Flour C, Harder S (2017) On dealing with anxiety patients. Quintessence TEam-Journal 47: 623-624.
• Mehl C, Ali S, El Bahra S, Harder S, Vollrath O, Kern M (2016) Is There a Correlation Between Tensile Strength and Retrievability of Cemented Implant-Retained Crowns Using Artificial Aging? Int J Prosthodont 29: 83-90. 10.11607 / ijp.4317
• Steinebrunner L, Harder S, Wolfart S, Freitag-Wolf S, Kern M (2015) The Precision of Mechanical Torque Wrenches Used for Implants in Dental Offices. Int J Prosthodont 28: 527-30. 10.11607 / ijp.4281
• Mehl CJ, Harder S, Wolfart S, Vollrath O, Trinkler A, Wenz HJ, Kern M (2015) Influence of dental education on esthetic perception. Int J Esthet Dent 10: 486-99.
• Mehl C, Harder S, Lin J, Vollrath O, Kern M (2015) Perception of dental esthetics: influence of restoration type, symmetry, and color in four different countries. Int J Prosthodont 28: 60-4. 10.11607 / ijp.4005
• Wolfart S, Harder S, Reich S, Sailer I, implant prosthetics - a patient-oriented concept. 2014, Quintessenz Verlags GmbH.
• Harder S (2014) Fixed implant prosthetics: all-ceramic? - a practical concept, its strengths and limitations. Dtsch Zahnärztl Z 69: 315-325.
• Mehl C, Harder S, Steiner M, Vollrath O, Kern M (2013) Influence of cement film thickness on the retention of implant-retained crowns. J Prosthodont 22: 618-25. 10.1111 / jopr.12058
• Mehl C, Becker ST, Acil Y, Harder S, Wiltfang J, Dabbagh-Afrouz AA, de Buhr W, Kern M (2013) Impact of vertical loading on the implant-bone interface. Clin Oral Implants Res 24: 949-56. 10.1111 / j.1600-0501.2012.02487.x
• Harder S, Podschun R, Grancicova L, Mehl C, Kern M (2013) Analysis of the intraimplant microflora of two-piece dental implants. Clin Oral Investig 17: 1135-42. 10.1007 / s00784-012-0805-2
• Harder S, Egert C, Wenz HJ, Jochens A, Kern M (2013) Influence of the drill material and method of cooling on the development of intrabony temperature during preparation of the site of an implant. Br J Oral Maxillofac Surg 51: 74-8. 10.1016 / j.bjoms.2012.02.003
• Quabius ES, Ossenkop L, Harder S, Kern M (2012) Dental implants stimulate expression of Interleukin-8 and its receptor in human blood - an in vitro approach. J Biomed Mater Res B Appl Biomater 100: 1283-8. 10.1002 / jbm.b.32693
• Mehl C, Harder S, Shahriari A, Steiner M, Kern M (2012) Influence of abutment height and thermocycling on retrievability of cemented implant-supported crowns. Int J Oral Maxillofac Implants 27: 1106-15.
• Mehl C, Harder S, Byrne A, Kern M (2012) Prosthodontics in digital times - a case report Quintessence Int (Manuscript ID 5996 accepted for publication):
• Harder S, Quabius ES, Ossenkop L, Mehl C, Kern M (2012) Surface contamination of dental implants assessed by gene expression analysis in a whole-blood in vitro assay. A preliminary study. J Clin Periodontol 10.1111 / j.1600-051X.2012.01929.x
• Harder S, Quabius ES, Ossenkop L, Kern M (2012) Assessment of lipopolysaccharide microleakage at conical implant-abutment connections. Clin Oral Investig 16: 1377-84. 10.1007 / s00784-011-0646-4
• Birkenfeld F, Becker ME, Harder S, Lucius R, Kern M (2012) Increased intraosseous temperature caused by ultrasonic devices during bone surgery and the influences of working pressure and cooling irrigation. Int J Oral Maxillofac Implants 27: 1382-8.
• Stenger BJ, Harder S, Kern M (2011) Responsiveness of vital and endodontically treated teeth to loading. J Dent Res 90: Abstr No 492. 
• Ossenkop L, Harder S, Quabius ES, Kern M (2011) Surface pyrogen contamination of commercial dental implants. J Dent Res 90: Abstr No 3412. 
• Mehl CJ, Harder S, Kern M, Wolfart S (2011) Patients 'and dentists' perception of dental appearance. Clin Oral Invest 15: 193-9. 10.1007 / s00784-010-0393-y
• Flour C, SH, DS, MS, OV, MK (2011) In vitro influence of ultrasonic stress, removal force preload and thermocycling on the retrievability of implant-retained crowns, Clin Oral Implants Res 23: 930-7.
• Harder S, Quabius ES, Ossenkop L, Kern M (2011) Assessment of lipopolysaccharide microleakage at conical implant-abutment connections. Clin Oral Investig 10.1007 / s00784-011-0646-4
• Harder S, Podschun R, Grancicova L, Cassens M, Kern M (2011) Evaluation of intraimplant bacteria contamination of two stage implants. J Dent Res 90: Abstr No 3415. 
• Egert C, Harder S, Steiner M, Wenz HJ, Kern M (2011) Intraosseous temperature development during implant site preparation using different burs J Dent Res 90: Abstr No 3404. 
• Kern M, Harder S, Wolfart S (2010) Better one than none. The central single implant in the edentulous lower jaw of older patients. Zahnärztl Mitt 100: 2404-2408.
• Kern M, Harder S (2010) Antimicrobial filling of implant cavities. J Prosthet Dent 103: 321-322. S0022-3913 (10) 60067-4 [pii] 10.1016 / S0022-3913 (10) 60067-4
• Harder S, Wolfart S, Eschbach S, Kern M (2010) Eight-year outcome of posterior inlay-retained all-ceramic fixed dental prostheses. J Dent 38: 875-881. S0300-5712 (10) 00194-6 [pii] 10.1016 / j.jdent.2010.07.012
• Harder S, Flour C, Kern M (2010) Treatment options for deeply fractured abutment teeth. Quintessence 61: 1485-1494.
• Harder S, Kern M (2010) Temporary Restoration and Soft Tissue Conditioning - Before and After Single Tooth Implantation. Implantol 18: 407-416.
• Harder S, Dimaczek B, Acil Y, Terheyden H, Freitag-Wolf S, Kern M (2010) Molecular leakage at implant-abutment connection-in vitro investigation of tightness of internal conical implant-abutment connections against endotoxin penetration. Clin Oral Invest 14: 427-432. 10.1007 / s00784-009-0317-x
• Birkenfeld F, Becker ME, Kurz B, Harder S, Kern M, Lucius R (2010) Changes in human mandibular bone morphology after heat application. Ann Anat 192: 227-231. S0940-9602 (10) 00083-X [pii] 10.1016 / j.aanat.2010.06.001
• Wolfart S, Harder S, Eschbach S, Lehmann F, Kern M (2009) Four-year clinical results of fixed dental prostheses with zirconia substructures (Cercon): end abutments vs. cantilever design. Eur J Oral Sci 117: 741-9. EOS693 [pii] 10.1111 / j.1600-0722.2009.00693.x
• Harder S, Wolfart S, Mehl C, Kern M (2009) Performance of ultrasound devices in bone surgery and the associated temperature development in the bone. Implantol 17: 305-313.
• Harder S, Wolfart S, Mehl C, Kern M (2009) Performance of ultrasonic devices for bone surgery and associated intraosseous temperature development. Int J Oral Maxillofac Implants 24: 484-90.
• Harder S, Wolfart S, Eschbach S, Kern M (2009) Outcome of posterior all-ceramic inlay-retained fixed dental prostheses. J Dent Res 88: Abstr No 1638. 
• Harder S, Wiltfang J, Kern M (2009) Prosthetic treatment of distal free end situations with dental implants to avoid removable dentures. Quintessence 60: 1305-1318.
• Harder S, Kern M (2009) Survival and complications of computer aided-designing and computer-aided manufacturing vs. conventionally fabricated implant-supported reconstructions: a systematic review. Clin Oral Implants Res 20 Suppl 4: 48-54. CLR1778 [pii] 10.1111 / j.1600-0501.2009.01778.x
• Harder S, Dimaczek B, Acil Y, Terheyden H, Freitag-Wolf S, Kern M (2009) Molecular leakage at implant-abutment connection - in vitro investigation of tightness of internal conical implant-abutment connections against endotoxin penetration. Clin Oral Investig 14: 427-32. 10.1007 / s00784-009-0317-x
• Wolfart S, Harder S, Eschbach S, Kern M (2008) Outcome of posterior FPDs of veneered zirconia ceramic (Cercon). J Dent Res 86: Abstr No 576. 
• Mehl C, Harder S, Wolfart M, Kern M, Wolfart S (2008) Retrievability of implant-retained crowns following cementation. Clin Oral Implants Res 19: 1304-1311. CLR1587 [pii] 10.1111 / j.1600-0501.2008.01587.x
• Harder S, Wolfart S, Ludwig K, Möller R, Steiner M, Kern M (2007) Bone cutting performance of ultrasonic devices and associated temperature development. J Dent Res 86: Abstr No 2914. 
• Harder S, Wolfart S, Kern M (2006) Use of a mobile voting system as part of a course in the implantology curriculum. Z Zahnärztl Implantol 22: F68-72.

Dr. Harder is a regular member of the team of speakers at Camlog Biotechnologies GmbH and Biomet 3i GmbH.

• 2018 Z-Arena Salzburg, Austria "Vaporizing Brick and Mortar - Influence of digitization on dentistry"
• 2018 Z-Arena Salzburg, Austria "Dental materials in the 21st century"
• 2018 Nobel Biocare Symposium Dresden "Implantology in the 21st Century"
• 2018 BDO Symposium Berlin "Immediate implantological restorations - standard or risk?"
• 2018 Oral Reconstruction Global Symposium, “The Conelog Implant System Step-by-step”, Rotterdam, Netherlands
• 2017 Moscow Meeting of Esthetic Dentistry, “Immediat Implant Restorations”, Moscow, CIS
• 2017 Nobel Biocare summit, "How All-on-four® can change the life of your patients", Saalfelden, Austria
• 2017 Dental Summer, The All-on-four® concept in daily practice ”, Timmendorfer Strand
• 2016 Annual Congress of the German Society for Implantology (DGI), "Cementless Implant Prosthetics" and "Immediate Loading of Dental Implants", Hamburg
• 2016 Academy of Practice and Science "Training course implantology intensive", Munich
• 2015 2nd Hamburg Forum for Innovative Implantology, Hamburg: "Biology or Mechanics - How can we influence peri-implant bone preservation?"
• 2015 Curriculum Implantology of the DGMKG Düsseldorf, "Classic and Modern - Planning and Treatment Concepts in Implant Prosthetics"
• 2015 Freiburg Forum for Innovative Implantology, Freiburg, "Implant Prosthetics"
• 2012 4th International Camlog Congress, Lucerne, Switzerland
• 2012 6th German Meisinger Bone Management Symposium at the University of Witten / Herdecke
• 2011 89th General Session & Exhibition of the IADR, San Diego, Calif., USA
• 2011 Camlog International Expert Meeting - Venice, Italy
• 2010 Dental Technology, Stuttgart
• 2010 3rd International Camlog Congress, Stuttgart
• 2009 87th General Session & Exhibition of the IADR, Miami, Fla., USA
• 2008 DGI Annual Meeting, Frankfurt
• 2008 4th Meeting of the IADR Pan European Federation, London, United Kingdom
• 2007 85th General Session & Exhibition of the IADR, New Orleans, La., USA

For his scientific work in the field of dental implantology, PD Dr. Harder has received multiple awards.

• 2008 Prize of the German Society for Implantology (DGI) Dr. Harder
• 2010 Prize of the German Society for Dental Implantology (DGZI) Dr. Harder
• 2011 Camlog Research Award
• 2014 Chair of the scientific meeting of the DGPro conference in Aachen