IBA Dosimetry: MatriXX - Universal Detector Array

MatriXX ionization chamber detector arrays are designed for fast and accurate verification of patient dose and 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, and high spatial resolution with 1,020 ionization chambers
Most reliable solution with more than 1,500 systems in the world

Contact us for your individual solution!

MatriXX for Varian^_® Halcyon^{TM 1)}

The MatriXX solution with miniPhantom and myQA Patients is your ideal solution for efficient Halcyon¹⁾patient plan verification.

Pictured: MatriXX and miniPhantom setup for Patient QA

"For our new Varian^® Halcyon ¹⁾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 with myQA Patients is the solution for high dose rate and rotational 2D plan verification.

MatriXX is a universal detector also suited for Machine QA.

MatriXX Evolution

Proven detector based on more than 1,500 MatriXX systems worldwide

Combine with the miniPhantom 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 future high-dose-rate delivery systems including Varian^®, Elekta^®, and Siemens^®.

New! MatriXX Resolution^TM

Highest IMRT & VMAT measurement resolution with 50% more data points
Efficiency through complete wireless design for fast and seamless setup
Discover here

Technical specs

MatriXX Evolution

Compatible with the Varian® Halcyon™ and Ethos™ System ¹⁾
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™ and Ethos™ System ¹⁾
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

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