1. Young MP, Quayle AA, Namjo Nik S: Priorities in Esthetics and Loading: A Retrospective Analysis of 604 Dental Implants.
      — 7th International Friatec Symposium, April 4–5, 1997, Frankfurt/Main, Germany. Abstract 84.

    2. Quayle AA, Namjo Nik S, Young MP: A Review of 67 Grafting Procedures to Intraoral Sites Utilizing Autogenous Bone from the Iliac Crest.
      — 7th International Friatec Symposium, April 4–5, 1997, Frankfurt/Main, Germany. Abstract 85.

    3. Roxana Family, Mehran Solati-Hashjin, Shahram Namjoy Nik, Ali Nemati: Novel Nanohydroxyapatite Composite Coating by a Sol-Gel Method.
      — AMPAS 2011, Turkey.

    4. Ghalegolab K, Nik S: Retrospective Study of the Survival Rate of One-Piece Immediate Load Cylindrical Implants.
      — 2nd Balkan Association of Maxillofacial Surgery, 2011.

    5. Ghalegolab K, Nik S: Comparison of Osteodifferentiation of Mesenchymal Stem Cells on Nanospiculated Titanium Surfaces and SLA.
      — 2nd Balkan Association of Maxillofacial Surgery, 2011.

    6. Nik S: Indications and Limitations of One-Piece Implants.
      — British Dental Association Congress, Manchester, 2014.

    7. Nik S: Is It Time for Dental Implant Treatment to Employ Patients’ Perspective?
      — Professional Dentistry Conference, Birmingham, 2015.

    8. What’s a Drill, Implant.
      — Lecture for Manchester Undergraduate Dental Research Society, 2018.
      — Also: Stem Cell Therapy and GBR, Dental Congress, Germany, 2009.

    9. Golab K, Namjoy Nik: A New Approach to Dental Implant Treatment.
      — Baghdad Dental School, 2016.

    10. Nik A: A Talk from Dr. Nik on Dental Implants.
      — CPD-certified lecture, Professional Dentistry Congress, London, 2016.

    1. Three-Day Dental Implant Seminar — Shahed Dental School, Autumn 1994.

    2. Single Tooth Replacement by Dental Implant — 2nd International Congress of the Iranian Dental Association, April 1995, Tehran.

    3. When There Is Not Enough Ridge Width for Implant Placement — 3rd International Congress, April 1996, Tehran.

    4. Implantology and the Maxillary Sinus — 4th International Congress, April 1997, Tehran.

    5. One-Day Official Implant Course (Frialit-2 & IMZ Systems) — Shahed Dental School, Autumn 1996.

    6. Comparison of Ketamine and Hypnorm for Rabbit Anesthesia in Research — 4th National Dental Student Seminar, Babol, August 1997.

    7. Maxillary Sinus Surgery to Facilitate Implant Placement — 38th Iranian Dental Congress, 1998.

    8. Alveolar Ridge Split Technique for Bone Width Augmentation — 39th Congress, 1999.

    9. Atraumatic Root Removal Using Periotome — Table Clinic, 39th Congress, 1999.

    10. Animal Rights in Research Communities — September 1999.

    11. Small Animal Anesthesia (Theory and Practice) — September 1999.

    12. Research Techniques in Bone Sciences (Theory and Practice) — September 1999.

    13. Benefits of Frialit-2 and IMZ-Twinplus Implant Systems — Khatam Al-Anbia Hospital, Tehran, November 1999.

    14. Modern Techniques in Local Anesthesia — 1st Scientific Meeting, Tehran University Dental School, March 2000.

    15. Management of Patients with Poor Bone Quality for Implants — 40th Annual Congress, Iranian Dental Association, 2000.

    16. Oral Local Anesthesia — Continuing Education, Shahed Dental School, June 2000.

    17. Dental Implants Course — Isfahan Dental School, March 2001.

    18. Eight Implant Training Courses — Certified by Friadent, Germany.

    19. Radiographic Analysis of Alveolar Ridge Anatomy — 41st Congress, 2001.

    20. New Attempt in Endodontic Implant Use — 40th Annual Congress, 2001.

    21. Application of NeoOss in Endodontic Surgery — Endodontics Congress, Tehran, 2001.

    22. Continuing Education – Local Anesthesia — Shahed Dental School, 2001.

    23. Pre-Prosthetic Oral Surgery — Shahed Dental School, 2001.

    24. Implants in Children and Adolescents — Iranian Pediatric Dentistry Congress, 2002.

    25. Implants in Orthodontic Treatment — Iranian Orthodontic Association, 2002.

    26. Edentulous Mandible Reconstruction — Periodontology Congress, Mashhad, 2002.

    27. Soft Tissue Augmentation Techniques Around Implants — Iranian Dental Association, 2003.

    28. Advanced Extraction Therapy — Periodontology Meeting, Isfahan, 2003.

    29. Immediate Load for Single Tooth Replacement (Neodent OPS System) — 3rd Congress of Iranian Prosthodontists, 2003.

    30. Natural Profile Reconstruction — Iranian Dental Association, 2004.

    31. Immediate Load Mandibular Full-Arch Implant — 14th International Congress of Iranian Prosthodontists, 2004.

    32. Implants for Children — Pediatric Dentistry Department, Shahid Beheshti University, 2004.

    33. Implant-Supported Fixed Prosthesis — 14th Annual Prosthodontics Congress, 2005.

    34. Immediate Load Implants in Pediatric Patients — 4th International Pediatric Dentistry Congress, 2005.

    35. Implantology Seminar — Isfahan Dental School.

    36. Clinical and Radiographic Success of Mandibular Full-Arch Prostheses on Immediate Load Implants — 46th Iranian Dental Congress, 2006.

    37. Immediate Load for Single Anterior Teeth in Children 11+ Years — 5th International Pediatric Dentistry Congress, 2006.

    38. Nanotechnology Conference — Dental Research Center, Shahed University & Tehran University School of Public Health, 2006.

    39. Dental Implant Training — Jahad Daneshgahi, Tehran University of Medical Sciences.

    40. Bone Regeneration with Stem Cells — Oral and Maxillofacial Surgery Congress, 2010.