ClearanceBrief
Recall Z-1090-2012 ยท IYE Accelerator, Linear, Medical

Varian Medical Systems, Inc. Oncology Systems

Varian brand Varian 52-leaf Standard MLC multileaf collimator; Reference/FSCA Identifier: CP-04792; Model Number(s): All models, including H52, H54, H56, HHM; Product is manufactured and distributed by Varian Medical Systems Inc., Palo Alto, CA. The Multileaf Collimator is intended to assist the Radiation Oncologist in the delivery of radiation to well defined target volumes while sparing surro

DateFeb 23, 2012 (initiated Jan 16, 2012)
StatusTerminated
ReasonWhen using the Standard and Millennium 52-leaf MLC multi-leaf collimators for beam shaping, under specific treatment conditions, dose may be delivered outside of the intended treatment field that exceed the expected transmission dose.
Root causeDevice Design
ActionVarian Medical Systems sent an "URGENT MEDICAL DEVICE CORRECTION" letter dated January 16, 2012 to all affected customers. The letter describes the product, problem, and actions to be taken by the customers. The letter provides recommended actions when planning and treating dynamic fields on the 52 leaf MLCs. Contact the Help Desk at 1-888-827-4265 for questions regarding this recall.
DistributionWorldwide Distribution-USA (nationwide) including Puerto Rico and the countries of Canada, China, Austria, Belgium, Denmark, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Spain, Sweden, Switzerland, United Kingdom, Singap
FDA recordOpen on fda.gov

510(k) clearances named in this recall

K050442MILLENNIUM MULTI-LEAF COLLIMATOR
Varian Medical Systems, Mar 23, 2005
K071992HIGH-DEFINITION 120 MULTILEAF COLLIMATOR (HD120 MLC)
Varian Medical Systems, Aug 15, 2007
K943224VARIAN MULTILEAF COLLIMATOR
Varian Assoc., Inc., Feb 2, 1996