Accuray Linear Accelerators Comparison Chart

Model Tomotderapy Hi-Art Tomotderapy H Series (Tomo HDA, TomoHD, TomoH) Radixact Cyberknife G3 or Prior Cyberknife G4 Cyberknife VSI Cyberknife M6 Cyberknife S7
Year(s) Manufactured 2004 + 2012 + 2016 + Newer 2003-2007 2007-2010 2010-2013 2013-Present 2020-Present
Power Source Magnetron Magnetron Magnetron Magnetron Magnetron Magnetron Magnetron Magnetron
Photon Energy Configuration 6MV 6MV 6MV 6MV 6MV 6MV 6MV 6MV
Electron Energies No No No No No No No No
Dose Rate 850 MU/min 850 MU/min 1000 MU/min 600 MU/min 600 or 800 MU/min 1000 MU/min 1000 MU/min 1000 MU/min
Multi-Leaf Collimator (MLC) Gen 1 64 Leaves Gen 2 64 Leaves Gen 64 Leaves Fix Collimator No Xchange Table IRIS, Fix Collimator, Xchange Table IRIS, Fix Collimator, Xchange Table IRIS, Fix Collimator, MLC Xchange Table IRIS, Fix Collimator, MLC Xchange Table
Imaging MVCT MVCT MVCT Two X-Ray Source Toshiba or Varian, Two Perkin Elmer Detector Two X-Ray Source Varian, Two Perkin Elmer Detector Two X-Ray Source Varian, Two Perkin Elmer Detector Two X-Ray Source Varian, Two Perkin Elmer Detector Two X-Ray Source Varian, Two Perkin Elmer Detector
Treatment Delivery Helical Helical Direct Helical Direct 1000 MU SGI, Multiplan V2 UCC, Multiplan V3.5 Multiplan V4.5 Multiplan V5.2 Precision Treatment Planning
KV Imaging for IGRT Yes Yes Not for Now X-Ray Source X-Ray Source X-Ray Source X-Ray Source X-Ray Source
CBCT No No No Yes Yes Yes Yes Yes
Stereotactic Radiosurgery Yes Yes Yes Yes Yes Yes Yes Yes
Treatment Couch Legacy HP Gen 1 HP Gen 2 Analogic, No Cobra MVT Axum / Robocouch Axum / Robocouch Axum / Robocouch Robocouch Robocouch

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