Rambam health care campus, oncology, haifa, israel. Dosimetric evaluation of vmat planning for elekta agility. Elektas new agility mlc solution poised to revolutionize. The elekta agility mlc system was shown to be capable of obtaining speeds within the range of 535 mms. Elektas new agility mlc solution poised to revolutionize beam shaping of radiation therapy cancer treatments. Realtime monitoring of linac performance using rt plans and logfiles nccaapm wisconsin dells 7 april 2017 mark wiesmeyer, phd, dabr technical product manager technical talk with insights and results based on a commercial product. The nominal leaf width is 5 mm and has a leaf tip radius of 17 cm. Elekta assurance new levels of automation and integration for advanced qa. To see if your computer can download pdf files, click here to do a test download, and wait a minute. Only limited number of cancer centers are using eclipse to model elekta linacs. An experimental evaluation of the agility mlc for motion. Mfiles eliminates information silos and provides quick and easy access to the right content from any core business system and.
Intelligentdesignwp %20agility%20%20intelligent%20design. The authors have developed a new control software which interfaces to the agility mlc to dynamically program the movement of individual leaves, the dynamic leaf guides dlgs, and the y collimators jaws based. Dosimetric effects of removing the flattening filter in. Elekta to demonstrate agility beamshaping solution at 2012 astro annual meeting. The vast majority of computers are able to download pdf files. Manual leaf position detection was performed for leaf 64 on images for. The agility multileaf collimator mlc elekta, stockholm, sweden.
On the suitability of elektas agility 160 mlc for tracked. Elekta to demonstrate agility beamshaping solution at. Request pdf evaluation of the elekta agility mlc performance using highresolution log files purpose. Johns hopkins kimmel cancer center acquires elekta versa hd system. The agility mlc consists of an optical tracking system to track the mlc position. Elekta versa hd linear accelerator model information. A treatment planning study comparing elekta vmat and fixed. Elektas crawley plant also is the birthplace of the industrys fastest mlc agility and the worlds first high field mrlinac, elekta unity. As treatment technology and complexity have developed, so has the burden of qa in terms of both time and cost. Using a research realtime control interface to go beyond. The treatment was delivered on an elekta synergy research linac equipped with an agility mlc using the dynamic mlc tumour tracking delivery technique.
Journal of radiosurgery and sbrt issn 21564639 isbn 9781933153346 volume 5, supplement 1 2017 c cie ce w o y u n o m. Both dosimetric performance and latency are key figures and need to be assessed generically, independent of the used motion sensor. The device has been designed with patient safety in mind. Elektas new agility mlc solution poised to revolutionize beam. The elekta agility 160 mlc has hitherto not been evaluated for its tracking suitability. Ma, the dose planes from monaco were converted into rit matlab files. Using elekta agility log files, a set of tests were developed to. An elekta agility mlc comprises 80 leaf pairs 160 leaves in total, that are projected with a width of 0. The purpose of this study was to assess dosimetric validation of the new vmat optimization algorithm implemented in the treatment planning system eclipse tps v. To evaluate the performance of the elekta agility multileaf collimator mlc for dynamic realtime tumor tracking. Push the boundaries of your stereotactic capabilities. Paper open access picket fence test of agility mlcs using.
Elekta has received clearance to ce mark its new multileaf collimator mlc crawley, england, april 2 elekta announced today it has received clearance to ce mark agility, a revolutionary beamshaping device integrated into the head of a linear accelerator linac. Rit provides varian users with a standardized patient file, preloaded with treatment plans, covering every tg142 test that the rit family of products can analyze. Elekta hits radiotherapy milestone with 5,000th linear. Elekta is a global company and our products such as mosaiq, agility, xvi and monaco, to name but a few are highly regarded in the oncology community. Commissioning of an elekta versa hd linac with flattening. Regarding the individual tumor regions and dose prescriptions, clear differences in the plan quality in comparison to imrt and between single and doublearc plans were identified. Beam modeling and vmat performance with the agility 160leaf. Th e unique features of agility have improved imrt delivery. The business case for enterprise content management m. Quality assurance is a vital part of any radiotherapy service. Linking log files with dosimetric accuracy a multi. The elekta agility mlc model was found to perform with high stability. Elekta has received clearance to ce mark its new multileaf collimator mlc crawley, england.
Borzov 1rambam health care campus, oncology, tirat karmel, israel. Dynamic tumor tracking using the elekta agility mlc. Realtime monitoring of linac performance using rt plans. Rit mlc qa multileaf collimator qa for varian and elekta. The purpose of this work is detecting possible differences between local qa findings and those of an audit, using the same. The agility multileaf collimator elekta ab, stockholm, sweden has 160 leaves of projected width 0. Patients and clinics will benefit from the speed and reliability.
Modeling the agility mlc in the monaco treatment planning system. The agility mlc has different properties than most of the mlcs, like less interleaf transmission. However, the values listed in tables 4,5, 5,6 6 and and7 7 and in the additional files 2, 3, 4 and 5 should be carefully interpreted based on the clinical context. A vmat benchmark plan was created and tested on 18 elekta linacs mlci or mlci2, 5 agility at 4 different institutions. Qa of elekta agility mlc with portal system sciencedirect. Identifying treatment planning system errors through iroc. Evaluation of the elekta agility mlc performance using. Speed and agility drills pdf how to use your manual. Using a research realtime control interface to go beyond dynamic mlc tracking dr. Monte carlo simulation of the elekta versahd linac. The eclipse model for elekta linacs with the agility mlc head was not available until late 2015.
Speed and agility are two major components of sport that need to be trained. Commissioning of an elekta versa hd linac with flattening filterfree beam technology aim of the study this work presents the commissioning of a versa hdtm linear accelerator elekta ab at the puglieseciaccio hospital in catanzaro, italy. With the advent of volumetric modulated arc therapy vmat and intensitymodulated. The device features agility, elektas revolutionary multileaf collimator that has a 40cm x 40 cm treatment field and provides extreme precision and reliability. It decreases collision risks with touchactivated patient. Local implementation of planspecific quality assurance qa methods for intensitymodulated radiotherapy imrt and volumetric modulated arc therapy vmat treatment plans may vary because of dissimilarities in procedures, equipment and software. Elekta agility linear accelerator model information. If it opens, you will be able to download the product. Plans were delivered using elektas icomcat software and recorded log files were extracted. Th ese features include fi eld shaping over a maximum fi eld size of 40 cm x 40 cm with 160 leaves that can. Hypofractionated radiation therapy demands the highest levels of accuracy and precision. Versa hd is a sophisticated radiation treatment system, representing the convergence of c.
The agility multileaf collimator is indicated for use when additional flexibility is required in conforming the radiation beam to the anatomy to be exposed. To evaluate elekta log file utilization for linac mlc qa effectiveness, five mlc. For the love of physics walter lewin may 16, 2011 duration. Modeling elekta versahd using the varian eclipse treatment. Images are automatically sorted and analyzed using a builtin cerberus script to significantly reduce qa time and lessen the burden of performing routine qa procedures. Terk oncology center for prostate care and breast conservation. Simeon nill joint department of physics at the institute of cancer research and the royal marsden nhs foundation trust london icrrmh has a research agreement with elekta on mlc tracking icrrmh is a member of the elekta atlantic research consortium disclaimer 2. The predominant choice is elektas own monaco tps or a third party tps system including pinnacle or raystation. This is due to our commitment to research and development and by working closely with. Multileaf collimator mlc 120 mlc field size 40x40cm, central 20cm of field 5mm leaf width, outer 20cm of field 10mm leaf width 120 mlc field size 40x40cm, central 20cm. In this paper, we propose the use of harmonic functions directly fed to the mlc to determine its latency during continuous.
Elekta is proud to continue its established position as a major supplier of neurosurgery and cancer treatment systems to the nhs. About mfiles mfiles enterprise information management solutions eim improve and simplify how businesses manage documents and other information in order to become more productive, more efficient and stay compliant. Elekta linear accelerator versa hd model information. These early experiences with agility and high dose rate mode formed our. The elekta versahd linac is characterized by the new 160 leaves agility mlc and the. It will handle up to five days so you can use it for the five day perry trials and will automatically add up the entry amount you will have to enter the amount for the first, second, ns across the tip of the page.
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