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Process Chart
To Do list – Brain Met. Stereo. RT
Patientout of dressing room ( )
Done (Y/N)
Place treatmentbeams and positionningbeams incorrectorder
SelectCB-CT
Placea radio-opaquemarkeron carbon fiberheadsupport
Installpatient
Carveup mask above contralateraleyebrows.
Placemask et radio-opaquemarkeron patient
Performshifts and markings
Placea radio-opaquemarkeron mask at isocenter
AcquireCBCTand perform3D-registrationof tableshifts 3D
AcquirekV image ‘Ant Head-AP’ (270°-Arm)
Recorddistances of points to graduationaxis
AcquireKV image ‘Post Head-AP’ (90°-Arm)
Recorddistances of points to graduationaxis
Deliver first transverse ArcTableat 0°
SelectKV-270° (90°-Arm)
Entrer room
Measure tableheight/ laser Tableat 0°
Shiftarm to 0°
Turn table to 270°
Check for tableheight/ laser Tableat 270°
AcquireKV Post imageCheck forDistances frompoints to graduationaxis et compareto values recorded for tableat 0°
RetractOBI
Delivernon coplanarArc Tableat 270°
Selectbeam KV 315° (90°-Arm)
Enter room
Shiftarm to 0°
Turn table to 315°
Check for tableheight/ laser Tableat 315°
Shiftarm to 270 °
AcquireKV Post imageCheck forDistances frompoints to graduationaxis et compareto values recorded for tableat 0°
RetractOBI
Delivernon coplanarArc Tableat 315°
SelectKV-45° (270°-arm)
Enter room
Shiftarm to 0°
Turn table to 45°
Check for tableheight/ laser
Shiftarm to 90°
AcquireKV Ant imageCheck for Distances frompoints to graduationaxis et compare tovalues recorded for tableat0°
RetractOBI
Delivrenon coplanararc Tableat 45°
Enter room and helppatientout
Patientback indressing room (hh/mm)