Radioactive rulers and markers are used to define anatomical locations and/or organ size during a camera study. The Flexible Ruler is a plastic tube 0.19" (4.8mm) in diameter containing 47 alternating 0.394" (10 mm) sections of Co-57 and inactive lead. The overall length of the ruler is 18.5" (47 cm) with an active length of 17.7" (45 cm). Contained activity is supplied at a nominal value +/- 5%.
*Note: other activities are available upon request.
