product overview

external beam teletherapy - GammaBeam™ MLC 60

Gammabeam 100 Equinox
Multileaf Collimator Avanza
Cobraleaf Gammabeam R & V System

Click here to download the PDF Brochure for this product.

If unable to open the document, please Click here to Install Adobe Reader on your computer.  Once you have Adobe Reader, you should be able to read any PDF document on this web site.

A Multileaf Collimator is now available as an optional accessory for the Equinox™ product line, providing 3D Conformal Radiation Therapy (3D CRT) and Intensity Modulated Radiation Therapy (IMRT) capability.

The Best Theratronics Multileaf Collimator 60 (MLC 60) is custom designed for seamless integration with the Equinox 100 therapy machine.  The Equinox™ MLC 60 system is the most advanced Cobalt Teletherapy system available.

Cobalt-60 is widely used for conventional RT in most of the world, but has lacked the required technical research and development to facilitate IMRT/IGRT...



Number of leaves60
Maximum field size30 x 30 cm
Leaf width at isocenter10 mm
Leaf over-travel distance75 mm
Leaf interdigitationYes
Maximum projected leaf speed18 mm/s
Focused leavesYes
Leaf materialTungsten
Inter-leaf leakage<2.0%
Patient clearance (from isocenter)40 cm
Two independent position sensors per leaf Yes
Integrated Safety InterlocksYes
MLC Console SoftwareYes
Record and verifyYes
Patient DatabaseYes
DICOM-RT compatibleYes
Removable MLC for standard Equinox operation Yes

Best Theratronics