MagnetTx Oncology Solutions Ltd. designs, manufactures and markets the MagnetTx Aurora RT . Aurora RT is a cancer treatment system that combines high-quality MRI and simultaneous linear accelerator-based radiation therapy treatment. Unlike other MRI-guided systems, Aurora RT was designed with patented rotating magnets with the RT beam parallel to the magnetic field. These capabilities eliminate the main issue of other systems — electron return effect (ERE). Aurora RT is built upon a proprietary open-air MRI imaging system designed to address the unique challenges and clinical workflow for advanced radiation oncology procedures. Aurora RT integrates with existing department Treatment Planning Systems, and due to its RT beam being parallel to MRI field alignment, it doesn't require clinicians and physicists to compromise from standard treatment protocols.

AURORA RT: Parallel LINAC-MRI

Addressing the issues of legacy systems

1st generation systems are plagued by design shortcomings


  • Perpendicular magnetic field to the beam impacts treatment quality

  • High power MRI in connection with perpendicular field generate ERE and ESE

  • Closed circular MR creates claustrophobia and tunnel effect

  • Bore of small diameter increases patient discomfort

  • No tangential treatment (no couch lateral move)

  • High temperature MR requires liquid helium and quenching

  • Very low throughput of 6-10 patients per day makes financials challenging

AURORA RT: PARALLEL LINAC-MRI

The new generation MRI guided Linac


  • Innovative open, bi-planar superconductive MR
  • Robust 6 MV Linac
  • 120 leaf high performance double focus MLC
  • Largest bore in the market 110 W 60 H
  • Rotating Linac with 360 gantry, beam eye imaging
  • Real time adaptive planning
  • TPS agnostic, no dedicated MRI TPS
  • Beam modulation, VMAT and IGRT/IMRT
  • Standard bunker, through the maze installation
  • Unique high throughput, 15-30 patients per day
  • Gating and tracking available at launch

ADDRESSING THE ISSUES OF LEGACY SYSTEMS

Aurora RT, parallel, open, super conducting 0,5 Tesla magnet


  • No ERE, no ESE

  • Optimum Contrast to Noise ratio

  • Dedicated non obstructive coils

  • Ability to make lateral shifts to treat. tangentially, 23 cms left and right

  • Open magnet minimizes claustrophobia

  • Room temperature MR, no liquid helium and no quenching, no regular costly refill

  • Easy turn off for servicing

OPTIMAL MAGNETIC FIELD STRENGTH, 0,5 TESLA

Parallel, open, super conducting magnet for optimum contrast / noise ratio

Opportunities in Interventional and Diagnostic Imaging by Using High-Performance Low-Field-Strength MRI

Adrienne E. Campbell-Washburn, PhD • Rajiv Ramasawmy, PhD • Matthew C. Restivo, PhD • Ipshita Bhattacharya, PhD • Burcu Basar, MSc • Daniel A. Herzka, PhD • Michael S. Hansen, PhD • Toby Rogers, BM BCh, PhD • W. Patricia Bandettini, MD • Delaney R. McGuirt, BSc • Christine Mancini, RT (R)MR • David Grodzki, PhD • Rainer Schneider, PhD • Waqas Majeed, PhD • Himanshu Bhat, PhD • Hui Xue, PhD • Joel Moss, MD, PhD • Ashkan A. Malayeri, MD • Elizabeth C. Jones, MD • Alan P. Koretsky, PhD • Peter Kellman, PhD • Marcus Y. Chen, MD • Robert J. Lederman, MD

Radiology 2019; 293:384–393

BEAM EYE VIEW IMAGING, 4s PER IMAGE

HIGHEST QUALITY REAL TIME MR IMAGING DURING BEAM DELIVERY

AURORA RT 0.5 T MRI

CONE BEAM CT

AURORA RT FITS IN A REGULAR LINAC VAULT, THROUGH THE MAZE

BUNKER DIMENSIONS

Depth: 7.9 M

Width: 5.9 M

Height: 3.6 M

Pit: 0,6 M

HELIUM GAS COOLING

No Helium supply issues

No Helium refill/6 months

No Helium atmospheric release

INTEGRATED STOP BEAM

Reduced shielding

Easy installation

REDUCED CONSTRUCTION COST

Existing regular bunker

No quenching/vent

Reduced shielding

Through the maze installation

ON-Off MR for servicing

CLINICAL EFFICACY COMBINED WITH FINANCIAL EFFICACY

HIGH THROUGHPUT

15-20 patients/day all adaptive

20-30 patients/day all IGRT

Reduced time on couch

VERSATILITY OF TREATMENT

Adaptive or non adaptive

Sliding windows or VMAT

Full adaptive

Full breast treatment

Dedicated MRI Linac

Standard MRIGRT Linac

TPS AGNOSTIC

No ERE nor ESE eliminates the need for a proprietary MRI dedicated TPS

Integrates in your current environment (Eclipse/Aurora or Raycare)

For More information

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