Dr. Thaer Abouassi

20019-till now: Lecturer in Endodontics department, International Arab University (AIU),  Damascus Syria
2019-till now: Head of training department in Syrian Board Association for endodontics, Damascus clinic, Damascus, Syria
2019: clinical endodontic consultant in endodontics and aesthetic department, Medica Dmc clinic, Dummer, Damascus, Syria
2018-2019: Lecturer in Endodontics department, Al-Kalamoon university, Deir-Atia, Damascus, Syria
2016-now: Lecturer in Endodontics department, National Dental Center for Syrian Board (NDC), Syrian Dental Association, Damascus, Syria
2015-2016: Lecturer in department of aesthetics dentistry, National Dental Center for Syrian Board (NDC), Syrian Dental Association, Damascus, Syria.
2011-2015: Lecturer in dental school Homs University, department of Operative Dentistry and Endodontics. Private dental Office in Sweida-Syria
2011: Head of Course for Dentists with title: Applications of Composite Aesthetic Techniques in Dental Restorations
2010-2015: Associate Professor at Homs university, Hama, Syria
5-7/05/2010: Course in Managements of Aesthetic Smile. Thessaloniki, Greek
13-14/02/2009: Course for Specialists in Periodontology part (1-2-3) (Prof. Dr. P. Ratka-Krüger, Zahnärztekammer, Freiburg i.B, Germany)
21-24/01/2009: Course for Specialists in Periodontology part2
10-13/12/2008: Course for Specialists in Periodontology part1
2006 - 2010: Visitor Dental Researcher and clinical Practitioner doctor in Operative Dentistry and Endodontics at the Albert-Ludwig-Universität, Freiburg, Germany (Department of Endodontics and Periodontology, Head: Prof.Dr. E. Hellwig).
19-21/10/2006: Course in Implantology (Nobel Biocare System), Dresden, Germany
09/2005 – 07/2006: Visitor dental researcher in the dental school at the Georgia- Augusta–Universität, Göttingen, Germany (Department of Operative Dentistry and Periodontology, Head: Prof. Dr. T. Attin)
09/2004 - 08/2005: Supervisor at the Homs dental school, Homs, Syria (Department of Endodontics and Restorative Dentistry, Head: Prof. Dr. E. Butros)
09/2002 –09/2004: Supervisor at the Damascus dental school, Damascus, Syria (Department of Endodontics and Restorative Dentistry, Head: Prof. Dr. S. Al-Buni) (part time)


09/2006 – 09/2010 Accocciate professor, Department of Restorative dentistry and periodontology, Head: Prof. Dr. E. Hellwig/clinical part: Prof. Dr. P. Ratka-Krüger

09/2002: State Examination, Specialist in Endodontics and Restorative Dentistry

09/2000 – 09/2002: High Studies Assistant, Damascus-University, Damascus, Syria (Department of Endodontics and Restorative Dentistry, Head: Prof. Dr. S. Al-Buni)

09/2000: State Examination in Dental Medicine, Syria

1995-2000: Studies of Dental Medicine at Damascus University, Damascus, Syria


Abouassi T, Holst K, Wolkewitz M, Hellwig E, Ratka-Krüger P (2010). Clinical Investigation of Metal-Free Interdental Bruches (in German). 18. Jahrestagung der NagP, Aachen, Germany.

- Abouassi T, Hellwig E, Ratka-Krüger P (2010). Aesthetic Rehabilitation of Anterior Teeth after Periodontal Treatments- two Case Reports (in German). Deutsche Zahnärztetag, Frankfurt am Main, Grmany. Abstract # 857

- Abouassi T, Wolkewitz M, Al-Ahmad A, Hahn P (2009). Effects of Different Bleaching Gels on Enamel Surface. IADR Conference, Miami, FL, USA. Abstract # 2447

- Abouassi T, Wolkewitz M, Hahn P (2008). Analysis of erosion effects of storing solutions on enamel surface. PEF IADR Conference, London, UK. Abstract # 0791

Original Research Articles

- Attin T, Abouassi T,Becker K, Wiegand A, Roos M, Attin R(2008). A new method for chlorhexidine (CHX) determination: CHX release after application of differently concentrated CHX-containing preparations on artificial fissures. Clin Oral Investig. 12(3):189-196

- Abouassi T,.Wolkewitz M, Hahn P. Effects of Carbamide Peroxide vs. Hydrogen Peroxide on Enamel Surface: An In-vitro Study. Clin Oral Investig.)

 - Abouassi T, Hannig C, Mahncke K, Karygianni L, Wolkewitz M, Hellwig E, Al-Ahmad A. Does human saliva decrease the antimicrobial activity of chlorhexidine against oral bacteria?. BMC Research Notes 2014, 7:711

- Abouassi T, Woelber JP, Holst K, Stampf S, Doerfer CE, Hellwig E, Ratka-Krueger P. Clinical efficacy and patients acceptance of a rubber interdental bristle. Arandomized controlled trial. Clin Oral Investig. 2014 Sep, 18(7): 1873-80.

- د. ثائر أبو عاصي ,تأثير مواد التبييض على قساوة ومورفولوجية وخشونة سطح الميناء, مجلة طبيب الاسنان العربي, العدد الاول, 2017

-Susanne Proksch, Sabrina Lydia Strobel, Kirstin Vach, Thaer Abouassi, Pascal Tomakidi, Petra Ratka-Krueger, Elmar Hellwig, Melatonin as a Candidate Therapeutic Drug for Protecting Bone Cells From Chlorhexidine-Induced Damage. Journal of Periodontology. Aug 2014, 85(12):1-16