MatriXX - Universal Detector Array

MatriXX ionization chamber detector arrays are designed for fast and accurate verification of patient dose, as well as Linac QA.

  • Unique universal detector for Patient QA and Machine QA: Both applications powered by the myQA - global QA platform
  • Fast and intuitive, from measurement setup to analysis
  • Most accurate for rotational and IMRT QA: Shortest 20ms data sampling time, high dose rate, high spatial resolution with 1020 ionization chambers
  • Most reliable solution with more than 1500 systems in the world
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MatriXX for Varian HalcyonTM

The MatriXX solution with MiniPhatom and myQA Patients is your ideal solution for efficient QA for patient plan verification for the Halcyon machine. 

Picture: MatriXX and MiniPhantom setup for patient QA

 

For our new Varian Halcyon machine we evaluated our MatriXX ionization chamber array with the MiniPhantom. The patient QA measurements and evaluation in myQA Patients have been very good.” 

Maciej Raczkowski
Head of the Dosimetry and Quality Control
Lower Silesia Center od Oncology in Wrocław, Poland

Description

MatriXX and myQA Patients is the solution for high dose rate and rotational 2D plan verification

MatriXX is a universal detector also suited for MachineQA

    MatriXX Evolution:

    Proven detector based on more than 1500 MatriXX systems worldwide

    • Combine with the miniPhantom or MultiCube and Gantry Angle Sensor, to attain the most accurate measurements for verification with myQA Patients.
    • Optimized for conventional, IMRT, and rotational cases delivered in standard dose rate mode 
    • Also suitable for high-dose-rate cases (up to 12 Gy/min)

     

    MatriXX FFF 

    Ultimate High-Dose-Rate Solution (up to 48 Gy/min)

    • Fast: High-end design for workflow efficiency, from setup to measurement and analysis.
    • Flexible: Determined for high-dose-rate (up to 48 Gy/min), Flattening-Filter-Free, and conventional measurements.
    • FFF Proven: Supports current and foreseen high-dose-rate delivery systems including Varian, Elekta, and Siemens.

    Technical specs

    MatriXX Evolution

    • Compatible with the Varian® Halcyon™ System
    • Sensor type: Vented parallel ion chamber 
    • Number of sensors:1020, arranged in a 32 × 32 grid except for the 4 corner positions 
    • Active measurement area: 24.4 cm × 24.4 cm
    • Chamber diameter: 4.5 mm
    • Chamber height: 5.0 mm
    • Chamber volume: 80 mm3
    • Distance between chambers: 7.62 mm (center to center)
    • Nominal sensitivity: 2.4 nC/Gy
    • Collection efficiency (pulsed beam at 300 Hz - 360 Hz PRF): ≥ 99.0% at 0.3 mGy/pulse, ≥ 98.5% at 0.6 mGy/pulse, ≥ 97.0% at 1.1 mGy/pulse
    • Dose Rate Range: 0.02 – 12 Gy/min
    • Dose Rate Dependence: < ±1.0%
    • Dose Range: 0 – 10 Gy
    • Bias voltage: 500 ± 30 V
    • Absorber material on top: 3 mm ABS Tecaran (density 1.06 g/cm3)
    • Water equivalent depth: 3.1 mm
    • Effective point of measurement (Peff): 3.5 mm below the surface, indicated by engraved markers on the housing sides.
    • Deviation from Linearity: ≤ 1% for dose ≥ 0.02 Gy

    MatriXX FFF

    • Compatible with the Varian® Halcyon™ System
    • Sensor type: Vented parallel ion chamber
    • Number of sensors: 1020, arranged in a 32 × 32 grid except for the 4 corner positions
    • Active measurement area: 24.4 cm × 24.4 cm
    • Chamber diameter: 4.5 mm
    • Chamber height: 2.0 mm
    • Chamber volume: 32 mm3
    • Distance between chambers: 7.62 mm (center to center)
    • Nominal sensitivity: 1.4 nC/Gy
    • Maximum dose rate: 48 Gy/min
    • Charge collection efficiency (pulsed beam at 300 Hz PRF): ≥ 99.0% at (1.0 mGy/pulse), ≥ 98.5% at (2.0 mGy/pulse)
    • Minimum dose rate: 0.02 Gy/min
    • Bias voltage: 500 ± 30 V
    • Absorber material on top: 6 mm ABS Tecaran (density 1.06 g/cm3)
    • Water equivalent value: 6.4 mm
    • Effective point of measurement (Peff): 6.5 mm below the surface, indicated by engraved markers on the housing sides.
    • Deviation from Linearity ≤ 1% if dose ≥ 0.15 Gy

     

    IBA Dosimetry myQA Patients Brochure PDF

    myQA Patients
    (3.14 MB)

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