GE X光机装机资料 SN_04951_5406329-8EN_R1.pdf

04-Oct-2010 SERVICE NOTE Page 1 of 63 Innova 21xx-IQ/ 3100/ 31xx-IQ/ 4100/4100-IQ SN4951 Rev. 1 5406329-8EN INTRODUCTION OF ALTERNATE DOSIMETERS APPLIES TO Model No. Serial No. MUST Code Innova 2100–IQ ALL Innova 2121-IQ Innova 3100 / 3100–IQ Innova 3131-IQ Innova 4100 / 4100–IQ PURPOSE/SYMPTOM The purpose of this Service Note is to provide authorization and approved procedures for the use of new KVP/Dosimeters to service 2100–IQ, 2121–IQ, 3100, 3100–IQ, 3131–IQ, 4100 and 4100–IQ Innova Systems. PROBLEM The following procedures recommend the use of obsolete dosimeter tool RADCAL 2025/2026 or KVPmeters 4082/4083: • REG0012 - kVp accuracy and HHS 46-017561 REG0058 • REG0013 - Total filtration and HHS 46-017562 REG0065 • SUIF Calibrations: SUIF/Calibration/Dose/Conversion Factor SUIF/Calibration/Dose/mR / mAs (Output intensity) SUIF/Calibration/Dose/Fluoro Tapers • REG0016 - Attenuation beyond patient • REG0019 - Dose at image receptor • REG0020 - Patient dose with phantom • REG0018 - DAP Accuracy • REG0015 - Linearity, reproducibility of the tube output • REG0021 - Maximum Patient Dose Rate Copyright © 2010 by General Electric Company Inc. All Rights Reserved. 04-Oct-2010 SERVICE NOTE Page 2 of 63 Innova 2