Douglas K. Benn, BDS, MPhil, PhD, DDR, DDS
Douglas K. Benn, BDS, MPhil, PhD, DDR, DDS

Douglas K. Benn, BDS, MPhil, PhD, DDR, DDS

Professor
School of Dentistry

Expertise/Specializations

  • Division of Oral and Maxillofacial Radiology

Academic Appointments

Department

  • Diagnostic Sciences

Position

  • Professor

Education

  • University of London, England: Bachelor of Dental Surgery; PhD. Open University, England: MPhil (Computer Science), Royal College of Radiologists and Guy's Hospital, University of London: Diploma in Dental Radiology. Creighton University: DDS.

Certifications

Diploma Dental Radiology (Royal College of Radiologists, England)

Publications and Presentations

Articles

  • Benn DK. Invited commentary on “Diagnostic accuracy studies needed for cone beam computed tomography", Evidence Based Dentistry, 12(2), 37, 2011
  • Yoon DC, Mol A, Benn DK, Benavides E. Digital radiographic image processing and analysis. Dent Clin N Am 2018; 62(3): In Press.

Publications

  • Benn, DK., Cooper, RL., Nunn, ME., Edwards, EE., Rocha-Sanchez, SM. Bitewings with interdental Sodium Iodide to differentiate non-cavitated from cavitated caries lesions. Amer Acad Oral Maxillofacial Radiology, 68th Annual Session, St. Louis, MO., 2017
  • Benn, D., Chavarria, M., Ushio, T., Miyamoto, M., Hult, B., Noreen, J., Horie, C., Ford, C., Rocha-Sanchez. S.M. Ultrasound analysis of Radial Arteries. St. Albert's Research Fair, Creighton University, 2017
  • Benn DK, Cooper RL, Davis SGL, DeFord K, Gerner JG, Higginbotham DR, McNally SJ, Murdock CM, Nunn ME, Shaddy SS, Rocha-Sanchez SM. New clinical impression scanning method for validating cavitation in bitewing radiography. 65th Annual Session, Orlando, FL., American Academy Oral Maxillofacial Radiology, 65th Annual Session, Orlando, FL, p 88-89, 2014
  • Berry MR, Benn DK, Rocha-Sanchez SM. Determining the difference between active and inactive white spot lesions using sodium iodide., Creighton University, St. Albert’s Research Fair, Creighton University, 2014
  • Brechon ML, Sanchez S, Benn DK. Pilot Study: Can The Presence Of Calculus In Occlusal Fissures Influence The Radiographic Detection Of Caries?, American Academy of Oral Maxillofacial Radiology, International Association of Dental and Maxillofacial Radiology Congress, Bergen, Norway, 137, 2013
  • Michael Berry “Permeability of cavitated and non cavitated tooth lesions to NaI, American Academy of Oral Maxillofacial Radiology, 2013
  • Benn DK and Jaeger SS. Lower dose small field cheek retracting intraoral radiographic collimator for caries monitoring., American Academy Oral Maxillofacial Radiology, Amer Acad Oral Maxillofacial Radiology, 64rd Annual Session, Savanna, GA, 65, 2012
  • Michael Brechon “Understanding the association between the presence of calculus and the adjacent formation of caries”., American Academy of Oral Maxillofacial Radiology, 2012
  • Bollinger CM, Yoon D, Azar J, Bingham D, Benn DK. Pilot study of a pyroelectric X-ray generator for dental radiography., American Academy of Oral Maxillofacial Radiology, Amer Acad Oral Maxillofacial Radiology, 63rd Annual Session, Chicago, IL, 142, 2011
  • Wilkinson TG, Rocha-Sanchez SM, Nunn M, Benn DK. Sodium Iodide radiographic contrast to differentiate between non- and cavitated carious lesions., American Academy of Oral Maxillofacial Radiology, Amer Acad Oral Maxillofacial Radiology, 63rd Annual Session, Chicago, IL, 81, 2011
  • Taylor Wilkinson “The use of NaI as a novel radiographic contrast material for differentiating between non-cavitated and cavitated carious lesions”., American Academy of Oral Maxillofacial Radiology, 2011
  • Benn DK. An Interactive Software Progam For Teaching CT Anatomy Of The Head., American Academy of Oral Maxillofacial Radiology, Amer Acad Oral Maxillofacial Radiology, 62nd Annual Session, San Diego, CA, 91, 2010

Presentations

  • "Bitewings with interdental Sodium Iodide to differentiate non-cavitated from cavitated caries lesions". American Academy Oral and Maxillofacial Radiology Annual Meeting, St. Louis, MO., 2017
  • "The benefits of specialist radiologist interpretations of Cone Beam CTs in treatment planning of complex dental patients". Periodontal Health Inititiative Japan. 10th Annual meeting. Tokyo, Japan., 2017
  • Half-day course “Use of radiology in implant planning.” June 6. Japanese Study Club. Omaha, NE., 2014
  • Half-day course “Use of radiology in implant planning.” July 3. Japanese Study Club. Omaha, NE., 2013
  • Nebraska Dental Association. 1-day course “Use of CBCT in dental practice.” April., 2012
  • Siouxland Study Club, SD. 1-day course “Use of CBCT in dental practice. Caries diagnosis.”, 2012
  • CUSD 2-day course “Use of CBCT in dental practice. Caries diagnosis.” February. Costa Rica, 2012
  • CUSD 1-day course “Radiography Certification Course for Dental Assistants.” April., 2011
  • “Use of cone beam CT in orthodontics.” Univ. Jacksonville, Jacksonville, FL. April., 2011
  • CUSD 1-day course “Use of CBCT in dental practice.” January, May, September., 2011
  • “Use of cone beam CT in general dental practice.” Omaha Dental Association. May., 2010
  • CUSD 1-day course “Use of cone beam CT in general dental practice.” April., 2010
  • "Short Time Interval Solar Spectroscopy: A Possible Method for Detecting Gravitational Waves". Le Observatoire de Haute-Provence Centre, National de la Recherche Scientifique, Provence, France., 2008
  • "The Future of Dentistry 2015: Will you have a job and what will you be doing?" University of Florida 2-day CE course, Costa Rica., 2006
  • "Cone Beam X-ray machine use in general and specialist practices". Universidad Latina, San Jose, Costa Rica., 2004
  • Series of five lectures covering oral health and general health services delivery. The Ministry of Health, Jerusalem, Israel., 2004
  • "The dilemma of health care systems: More MRI machines or teaching people to care for themselves?" British Society for Dental and Maxillofacial Radiology, Annual Meeting, Royal College of Surgeons, Edinburgh, Scotland., 2003
  • "A digital patient chart for treatment planning and caries assessment - a teaching tool". Section program - Oral diagnosis and oral medicine. American Association of Dental Schools 77th Annual Session, Washingotn DC., 2000
  • "An evidence-based digital patient chart containing an a caries decision support module". Table demonstration. American Association of Dental Schools 77th Annual Session, Washington DC., 2000
  • "Acceptance and applications of new caries detection methods: US Dental school curriculum considerations". Indiana University, Conference on Early Detection of Caries, Indianapolis, IN., 1999
  • "Acceptance and applications of new caries detection methods: US Dental school curriculum considerations". Alliance for Best Clinical Practices in Dentistrty, Caries Conference, Washington DC., 1999
  • "The potential role of decision support systems in general dental practice". University of the Pacific Dental School, San Francisco, CA., 1999
  • "The potential role of decision support systems in general dental practice". University of Heidelberg Dental School, Germany., 1999
  • "The potential role of decision support systems in general dental practice". University of Leeds Dental School, England, 1999
  • "How to heal tooth decay and avoid fillings". Retired Faculty, University of Florida., 1998
  • "The digital chart as a decision support aid". H. Cline Fixot Memorial Lecture, The American Academy of Oral and Maxillofacial Radiology, Annual meeting, Santa Fe, New Mexico., 1998
  • "How to heal tooth decay and avoid fillings". Health Discoveries 1998, University of Florida Health Science Center., 1998
  • "A caries risk assessment computer system for reducing treatment variation". University of Gothenburg, Sweden, 1998
  • "Secrets of successful outcomes measurement and management". IBC's 4th Annual Conference of Managed Dental Care '97, St. Petersburg, Florida., 1997
  • "A new method for managing caries". One day course, Public Health Dental Program continuing education, Florida Department of Health, Orlando, FL., 1997
  • "Problems in designing automatic image recognition systems". Keynote speaker, Computer Assisted Radiology CAR '95 Conference, Paris, France., 1996
  • "Digital imaging and the paperless Dental Office". Alachua County Dental Society., 1995
  • "A pilot study of automated knowledge-based recognition of facial bones from axial CT images". Computer Assisted Radiology CAR '95 Conference, Berlin, Germany., 1995
  • Dept. of Epidemiology & Public Health, Univ. College London. "Centralized automated quality assurance for dental radiography"., 1995
  • "Use of non-invasive analysis for diagnosis of salivary gland disease". Co-chair of NIH sponsored workshop, Symposium on Oral and Ocular Manifestations of Autoimmune Diseases, Univ. of Florida, Health Science Center., 1995
  • Dept. of Radiology, University of Florida College of Medicine. "Centralized automated quality assurance for dental radiography"., 1994
  • Dept. of Community Dentistry, University of Florida College of Dentistry. "Problems in diagnosing and monitoring dental caries"., 1994
  • Academy One Hundred, University of Florida. "The illusion of caries diagnosis"., 1993
  • Naval Research Institute, Greak Lakes, IL. "Problems in designing dental diagnostic systems"., 1993
  • Guilford Vocational Training Center for new dental graduates. "Use of computers in dentistry"., 1985
  • Bristol Dental School. "Use of computers in general practice"., 1984
  • British Postgraduate Medical Foundation, London. "Use of computers in general practice"., 1984
  • British Association of Oral and Maxillofacial Surgeons, Plymouth. "Use of expert systems in diagnosis"., 1984
  • Irish Dental Association, Killarney. "Use of computers in dentistry"., 1983
  • Five lectures: "Use of computers in dentistry". British postgraduate educational retreat. Cyprus., 1982
  • Croyden Branch of the British Dental Association. "Diagnosis of early caries from dental radiographs".

Research and Scholarship

Research and Scholarship Interests

  • 1. Early detection of atherosclerotic changes in oral vessels. 2. Caries diagnosis and risk assessment. 3. Computer assisted/automated image recognition.

Current Research Projects

  • 1. Development of a radiographic method for differentiating non-cavitated from cavitated caries lesions. NIH STTR Phase I and II grants. 2. Ultrasound detection of early atherosclerotic changes in oral vessels.

Grant Funding Received

  • Developing Radiographic Contrast Diagnostic Test for Dental Caries.” Funded by NIH STTR Phase II grant $750,000.00
  • NE Dept of Economic Development matching funds for matching funds for grant. $400,000 .00
  • Developing Radiographic Contrast Diagnostic Test for Dental Caries.” Funded by NIH STTR Phase I grant. $100,000.00
  • NE Dept of Economic Development matching funds for grant. $100,000.00
  • Research Funding: PI National Institutes of Health STTR Phase I and Phase II grants Developing Radiographic Contrast Diagnostic Test for Dental Caries Matching grants from NE Dept of Economic Development. Total funds awarded $1,350,000.
  • Research Funding: PI National Institutes of Health STTR Phase I and Phase II grants Developing Radiographic Contrast Diagnostic Test for Dental Caries. Matching grants from NE Dept of Economic Development. Total funds awarded $1,350,000
  • Development of a radiographic contrast method for distinguishing between non-cavitated and cavitated interproximal carious lesions. PI funded by NIH STTR Phase I and Nebraska State August 2012 – May 2013. Phase II STTR application funded Jan 1, 2014 – December 31, 2015
  • Evaluation of a miniature pyroelectric X-ray generator for use in a novel intraoral radiographic system. Partially funded by a commercial grant from Cyber Medical Imaging, Los Angeles, CA
  • Development of software for the automatic labeling of anatomical structures in Cone Beam CT images. Unfunded research
  • Supervision of undergraduate student Collin McCormack with Dr Dave Reed, Chair, CU dept . of Computer Science. Project is the development of an on-line program for teaching dental students and dentists to recognize Cone Beam CT anatomy
  • Supervision of Derrick Pawich, CU Masters student in School of Business. Project is to label 100 anatomical sites in 30 different CBCT patient datasets

Awards and Honors

  • Japanese patent# 6054948. Use of Radiographic Contrast Agents for Detecting Dental Caries. Sole inventor Dr Douglas K Benn, 2016
  • European patent 2704662 Use of Radiographic Contrast Agents for Detecting Dental Caries. Sole inventor Dr Douglas K Benn, 2016
  • US provisional patent application. RE 62296173. Dental Micro Syringe. Sole Inventor Dr Douglas K Benn, 2016
  • US provisional patent application RE: 61539744. Use of Radiographic Contrast Agents for Detecting Dental Caries. September 2011. Creighton University. Sole inventor Dr Douglas K Benn., 2011
  • US patent application publication RE: US 2011/0311116 A1. System and methods for anatomical structure labelling. June 2009. Creighton University. Sole inventor Dr Douglas K Benn., 2009
  • US patent # 7343305 “Method and System for Recording Carious Lesions” March 2008. University of Florida., 2008