MODEL 461A HEAD/BODY CT PHANTOM

Head/Body CT Phantom Model 461A
The Gammex 461A Head/Body CT Phantom provides a set of tools for evaluating CT image quality. The main modules are constructed of Solid Water®.  This permits testing without the difficulties of filling phantoms with water. The set of standard inserts is sufficient for many users. The Gammex 461A comes complete with a custom carrying case.    Features Include: ·        Head Module of a uniform disc of Solid Water® Material         ·        Ring of Bone mimicking material that mounts around the head module ·        Body scanning module, body annulus is mounted on the head module. ·        The head has 5 tapered cavities which accept tapered inserts and the body annulus ring has 4 cavities, providing a total of 9 test positions.
SPECIFICATIONS Phantom Construction:   Solid Water® Material Inserts Included: (9) Uniform Solid Water® inserts for measurement of Noise, CT Number, and Uniformity (1) Edge/Contrast Scale Response (1) Spatial Resolution (1.50 to 0.4 mm at 100% contrast) (1) Low Contrast Detectability (0.6%) (1) Alignment Artifact (Aluminum Pin) (4) Alignment, Slice Thickness, Phantom Position (2) Slice Thickness and Sensitivity Profile 2:1 Slope (26.6° Slope) (2) Beam Hardening Artifact (Simulated Bone) (6) Linearity Case Size:   70 x 41 x 22 cm (24x16x8 in.) Weight:    16.2 kg (35.7 lbs.)