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EJNMMI Research

Table 4 Sensitivity and count rates of the Celesteion system

From: Initial evaluation of the Celesteion large-bore PET/CT scanner in accordance with the NEMA NU2-2012 standard and the Japanese guideline for oncology FDG PET/CT data acquisition protocol version 2.0

 

Measured

Product specificationsa

Sensitivity

3.8 cps/kBq

≥ 3.6 cps/kBq

Count rate peak NECR

70 kcps

61 ± 10 kcps

Count rate peak true

220 kcps

≥ 180 kcps

System energy resolution

12.4%

≤ 13.7%

TOF timing resolution

411 ps

≤ 450 ps

Scatter fraction (weighted)

37.3%

≤ 42.7%

  1. aProvided by Toshiba Medical Systems
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