Postoperative Pain: An Analysis on Evolution of Research in Half-Century

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CE Hours: 1.0

Description: Examining the evolution of research parameters helps scientists to discover the well-developed and neglected aspects of knowledge. Pain after root canal treatment is a health problem affecting millions of patients. Research in this field has a meaningful impact on quality of lives. The aim of this study was to analyze the evolution of research on postoperative pain over the past 50 years. 

  • Explain the importance of research on post-operative pain and it’s effects on patients’ quality of lives. 
  • Discuss the value of a trend analysis on the literature versus a broad-range comprehensive review
  • Describe he areas where researchers continued to implement the evidence-based science (e.g. study design, clinical trials on instrumentation) and the areas where the researchers ignored the evidence-based science (e.g. pulpal diagnosis and sample size) in their studies on post-operative endodontic pain


Open to download resource.
Open to download resource.
9 Questions
CE Test
5 Questions  |  Unlimited attempts  |  4/5 points to pass
5 Questions  |  Unlimited attempts  |  4/5 points to pass
1.00 CE credit  |  Certificate available
1.00 CE credit  |  Certificate available

Donald R. Nixdorf, D.D.S., M.S.

Dr. Donald Nixdorf graduated from the University of Alberta, Faculty of Dentistry in 1996. He then completed a residency in hospital dentistry with a Masters at The Ohio State University, Anesthesia fellowship at Johns Hopkins University, Orofacial Pain fellowship at the University of Alberta, and a Master of Science in Clinic Research at the University of Minnesota as a part of an NIH-funded training program. He is a Diplomate of the National Dental Board of Anesthesiology (NDBA) and the American Board of Orofacial Pain (ABOP). Dr. Nixdorf is a Professor, Division Director, and past Graduate Program Director at the University of Minnesota in the Division of TMD & Orofacial Pain. Dr. Nixdorf maintains a clinical practice restricted to the diagnoses and management of chronic TMD pain, headaches and neuropathic pain within a multi-disciplinary settings. Dr. Nixdorf’s research has focused on the topics of diagnosis of “tooth” pain investigating classification, epidemiology, exploration of mechanisms, and treatment options. Recently he has expanded his research to focus on MRI-based technologies to help assist in identifying local dentoalveolar pathologies.

Alan S. Law, D.D.S., Ph.D.

Dr. Alan Law received his Doctor of Dental Surgery and Certificate in Endodontics from the University of Iowa College of Dentistry, Iowa City, Iowa.  He also completed his PhD, “Mechanisms and Modulation of Orofacial Pain”, with the Department of Pharmacology at the University of Iowa.  Dr. Law has published several of articles in scientific and clinical journals, and has co-authored chapters on The Non-Odontogenic Toothache and Regenerative Endodontics in Pathways of the Pulp, and has lectured at over 300 local, national and international meetings.  Dr. Law is a member the American Dental Association, American Association of Endodontics, and Omicron Kappa Upsilon Dental Honor Society, and a Fellow of the American College of Dentists and the International College of Dentists.  He is Vice President of the American Association of Endodontists, a Past President of the Minnesota Association of Endodontists, and Past President of the American Board of Endodontics.  He is in full –time practice in the Twin Cities, and President of The Dental Specialists, a multi-specialty dental practice with over 20 specialists.  He is also a Research Associate Professor in the Division of Endodontics at the University of Minnesota.

Omid Dianat, DDS, MS, MDS

Prashant Verma, DDS, MS, FAGD,

Ali Nosrat, D.D.S., M.S.