V. Leroy Leggitt, DDS, MS, PhD Professor, Orthodontics School of Dentistry Professor, Earth and Biological Sciences School of Public Health Member, Orthdnt&Dentofacial Orthpd, SD, Faculty of Graduate Studies

Research & Grantsmanship 

  Funded Research Project (PI)

• Influence of Three Types of Stainless Steel Orthodontic Brackets on Cranial Magnetic Resonance Imaging ( 2/2008 - 7/2009 ) *Hoybjerg, C., Caruso, J., Oyoyo, U.

• A Comparison of Work of Fracture of Three Orthodontic Adhesives utilizing Titanium and Stainless Steel Brackets ( 5/2008 - 11/2008 ) *Pritchard, T., Andreiko, C., Caruso, J., Flores, D., Kim, J.

• Cephalometric Analysis using Magnetic Resonance Imaging ( 9/2007 - 9/2008 ) *Williams, W., Caruso, J., Farrage, J., Kim, J.

• Comparison of Ricketts analysis using MRI, CBCT and lateral cephalometric images ( 7/2006 - 6/2008 )

• Influence of Mandibular Fixed Lingual Retainers on the Diagnostic Quality of Cranial Magnetic Resonance Images ( 1/2006 - 1/2008 )

• Variability in Selecting Lateral Cephalometric Landmarks in two CBCT Image Modes ( 9/2005 - 9/2006 )

• Influence of Common Orthodontic Appliances on Magnetic Resonance Imaging ( 9/2005 - 9/2006 ) *Elison,M., Farrage, J., Thomson, M.,Oyouo, U., Andreiko, C.

• The effect of common restorative materials on NewTom 3G occlusal plane artifacts. ( 7/2007 - Present )

  Funded Research Project (CI)

• Oral Muscular Dysfunction (OMD): Surface Electromyographic Studies on Swallowing Children, the Establishment of Normative and Reference Data ( 1/2007 - 9/2008 )

• Histomorphometric Analysis of Bone Generated by Subcutaneous Distraction Osteogenesis ( 1/2007 - 9/2008 )

• Distraction of Heterotopic Bone Formed with BMP-2 in a Rat Model ( 9/2006 - 9/2007 )

• A Volumetric Analysis of Root Resorption Detection using Digital Volumetric Tomography ( 9/2005 - 9/2006 )

• Ricketts and Steiner Analysis using NewTom #G Mean Projection Images ( 9/2005 - 6/2006 )

• Variability in Selecting Lateral Cephalometric Landmarks in two CBCT Image Modes ( 1/2005 - 6/2006 )

• Influence of Common Orthodontic Appliances on the diagnostic quality of cranial magnetic resonance images ( 7/2004 - 6/2006 )

• Analysis of spring mounds from the Wilkins Peak Member of the Green River Formation ( 6/2004 - 6/2006 )

• Sedimentologic and paleoenvironmental analysis of the Miocene lacustrine sediments of Black Canyon ( 6/2004 - 6/2006 )

• Magnification in images produced by five popular digital lateral cephalometric machines ( 1/2004 - 9/2005 )

• Ricketts and Steiner analysis using NewTom 3G scout images ( 1/2004 - 9/2005 )

  Abstracts Reporting Research -- Peer Reviewed

• Sanders, M., Leggitt, V. L., Kim, J., Hoybjerg, C., Chu., . "NewTom Bracket Plane Artifacts in Axial Images of Anterior Teeth." Journal of Dental Research 86 .Spec Iss A (2007): 0468-. ( 1/2007 )

• Leggitt, V.L.. "Lacustrine Ostracods and other Microcrustaceans with Preserved Appendages from the Miocene Barsto Formation." The Geological Society of America Abstracts with Programs 38.7 (2006): 64-. ( 10/2006 )

• Sanders, M., Hoybjerg, C., Chu, C., Leggitt, V. L., Kim, J.. "CBCT (NewTom 3G) Bracket Plane Artifacts Generated by Four Orthodontic Bracket Materials." CDA Journal 34.9 (2006): 697-. ( 7/2006 )

• Leggitt, V.L.. "Lacustrine Ostracods and other Microcrustaceans with Preserved Appendages from the Miocene Barsto Formation." The Geological Society of America Abrstracts with Programs 38.7 (2006): 64-64. ( 1/2006 )

• Leggitt, V.L., Buchheim, H.P., Cushman, R.A., Jr.. "Crocodilian eggshell fragments encased in stromatolites from the Laney Member of the Green River Formation: Eocene Lake Gosiute. ." Ancient Life and Modern Approaches. Abstracts of the second international paleontological congress . (2006): 149-. ( 1/2006 )

• Leggitt, V.L.. "Silicified non-marine podocopid ostracods with preserved appendages from the Neogene of North America. ." Ancient Life and Modern Approaches. Abstracts of the second international paleontological congress . (2006): 170-. ( 1/2006 )

• Leggitt, V., Sanders, M., Hoybjerg, C., Chu, C.. "NewTom bracket plane artifacts that inhibit recognition of dentin defects." Journal of Dental Research 85(B).1699 (2006): -. ( 1/2006 )

• Elison, J.M., Leggitt, V., Wycliffe, N.D., Thomson, M.J., Andreiko, C., Luh, G.. "Influence of common orthodontic appliances on magnetic resonance imaging." Journal of Dental Research 85(A).828 (2006): -. ( 1/2006 )

• Leggett, B., Murray, M., Buzzell, J., Leggitt, V., Kim, J.S.. "Validation of a non-ionizing radiation (MRI) technique of cephalometric analysis." Journal of Dental Research 85(A).424 (2006): -. ( 1/2006 )

• . "Cladocerans (Branchiopoda: Anomopoda) from the Miocene Barstow Formation: San Bernardino County, California." The Geological Society of America Abstracts with Programs 37.7 (2005): 368-. ( 7/2005 )

• Leggitt, V.L., Buchheim, H.P., Cushman, R.A., Jr.. "Turtle shells as nuclei for caddisfly-dominated microbial carbonate mounds: Wilkins Peak Member, Eocene Green River Formation." Journal of Vertebrate Paleontology 25.3 (2005): 83A-. ( 7/2005 )

• Molen, A, Leggitt, V.L., Paulson, M., Carter, N.E. "Tempromandibular joint space changes immediately following rapid palatal expansion." Journal of Dental Research 84.A (2005): 2852-2852. ( 1/2005 )

• Sanders, M., Hoybjerg, C., Chu, C., Leggitt, V. L., Kim, J.. "CBCT (NewTom 3G) Bracket Plane Artifacts Generated by Four Orthodontic Bracket Materials." CDA Journal 34.9 (): 697-. (*)