Effect of object location on the density measurement and Hounsfield conversion in a NewTom 3G cone beam computed tomography unit

Dentomaxillofacial Radiology

Volumn 37, Issue 6, 2008, Pages 305-308

  Lagravere M O ^a   Carey, J ^a   Ben Zvi, M ^a   Packota, G V ^b   Major, P W ^a  

^a UNIVERSITY OF ALBERTA   (Canada)

^b UNIVERSITY OF SASKATCHEWAN   (Canada)

Author keywords

Bone density; Computed tomography; Hounsfield value

Indexed keywords

ARTICLE; COMPUTED TOMOGRAPHY SCANNER; COMPUTER ASSISTED TOMOGRAPHY; COMPUTER PROGRAM; MODEL;

ABSORPTIOMETRY, PHOTON; ALGORITHMS; BONE DENSITY; CONE-BEAM COMPUTED TOMOGRAPHY; FACIAL BONES; HUMANS; LINEAR MODELS; PHANTOMS, IMAGING; RADIOGRAPHY, DENTAL; SOFTWARE; TOMOGRAPHY SCANNERS, X-RAY COMPUTED;

EID: 52649117091     PISSN: 0250832X     EISSN: None     Source Type: Journal    
DOI: 10.1259/dmfr/65993482     Document Type: Article

References (8)

1. Kau CH, Richmond S, Palomo JM, Hans MG. Three-dimensional cone beam computerized tomography in orthodontics. J Orthod 2005; 32: 282-93.
2. Mull RT. Mass estimates by computed tomography: physical density from CT numbers. AJR Am J Roentgenol 1984; 143: 1101-1104.
3. Lagravère MO, Fang Y, Carey J, Toogood RW, Packota GV, Major PW. Density conversion factor determined using a cone-beam computed tomography unit NewTom QR-DVT 9000. Dentomaxillofac Radiol 2006; 35: 407-409.
4. Lindgren LO. Medical CAT-Scanning: X-ray absorption coefficients, CT-numbers and their relation to wood density. Wood Sci Technol 1991; 25: 341-349.
5. Tolstunov L. Dental implant success-failure analysis: a concept of implant vulnerability. Implant Dent 2006; 15: 341-346.
6. Kilic A, Ozkan L, Engin K. The dosimetric verification of commercial two- and three- dimensional radiation treatment planning systems. Turk J Med Sci 2002; 32: 133-137.
7. Aranyarachkul P, Caruso J, Gantes B, Schulz E, Riggs M, Dus I, et al. Bone density assessments of dental implant sites: 2. Quantitative cone-beam computerized tomography. Int J Oral Maxillofac Implants 2005; 20: 416-424.
8. Norton MR, Gamble C. Bone classification: an objective scale of bone density using the computerized tomography scan. Clin Oral Implants Res 2001; 12: 79-84.