Monthly QA

Auto Dose measurement solution: 15 min data collection. 5 sec CPU data processing.  Auto save in Excel-book

Less than 15 min data collection

Less than 5 sec data analysis, including timer error for all three collimators

Auto-saved to Excel-Book

HDMM Accuracy Test XYZR. Verify HDMM function 0.01 mm resolution.  Show results. Full turn = 0.5 mm
  1. Elekta does not provide a tool for HDMM QA;
  2. 0.01 mm resolution translation; 0.1-degree rotation in roll;
  3. With fishing wire, testing the motion management / motion control: 10 sec out of tolerance, treatment interrupt and patient moved out;

Timer error analysis for all three collimators

NRC requires TE measurement

Current method does not work, even for 16mm. got negative value;

Verify the TE correction by LGK;

Source – Target coincident

Eight-sector analysis

Filmless QA – Nine beam profile analysis

  Film QA time consuming;

Adapter to use the Daily QA Plus Diode

With fishing wire, testing the motion management / motion control: 10 sec out of tolerance, treatment interrupt and patient moved out;