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Copyright ©The Author(s) 2015.
World J Gastroenterol. Jun 7, 2015; 21(21): 6518-6525
Published online Jun 7, 2015. doi: 10.3748/wjg.v21.i21.6518
Table 1 Main characteristics and differences between TheraSphere® and Sir-Spheres
Sir-Spheres®TheraSphere®
Diameters (μm)32 ± 1022 ± 10
Specific weight (g/dL)1.63.6
Activity per microsphere to date calibration (Bq)502500
Number of microsphere (vial, million)40-801.2-8
MaterialResinGlass
Activity in the vial (GBq)3% ± 10%3, 5, 7, 10, 15 or 20