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U.S. Department of Health and Human Services

Class 2 Device Recall XiO Radiation Treatment Planning System

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  Class 2 Device Recall XiO Radiation Treatment Planning System see related information
Date Initiated by Firm April 30, 2012
Date Posted May 22, 2012
Recall Status1 Terminated 3 on April 01, 2014
Recall Number Z-1644-2012
Recall Event ID 61746
510(K)Number K102216  
Product Classification System,planning,radiation therapy treatment - Product Code MUJ
Product XiO Radiation Treatment Planning System, Versions 4.30.00-4.64.00.

Used to create treatment plans for any cancer patient for whom external beam radiation therapy or brachytherapy has been prescribed. The system will calculate and display, both on-screen and in hard-copy, either two- or three-dimensional radiation dose distributions within a patient for a given treatment plan set-up.
Code Information Versions 4.30.00, 4.31.00, 4.32.00, 4.33.00, 4.33.01, 4.33.02, 4.34.00, 4.34.01, 4.34.02, 4.40.00, 4.40.04, 4.40.05, 4.41.00, 4.41.01, 4.41.02, 4.42.00, 4.43.00, 4.44.01, 4.44.02, 4.44.03, 4.44.04, 4.45.00, 4.46.00, 4.46.01, 4.47.00, 4.50.00, 4.50.01, 4.50.02, 4.50.03, 4.50.04, 4.51.00, 4.51.01, 4.51.02, 4.60.00, 4.60.01, 4.61.00, 4.62.00, 4.62.01, 4.62.02, 4.62.03, 4.62.04, 4.62.05, 4.62.06, 4.63.00, and 4.64.00.
Recalling Firm/
Computerized Medical Systems Inc
13723 Riverport Dr Ste 100
Maryland Heights MO 63043-4819
For Additional Information Contact Christopher Ivicevich
Manufacturer Reason
for Recall
XiO will underestimate the dose delivered when the closed leaf gap is set to 0mm on XiO and a value other than 0mm is set on the accelerator.
FDA Determined
Cause 2
Software design
Action Computerized Medical Systems, Inc. sent an Important Safety Notice the week of April 30, 2012, by regional support managers via e-mail, fax, or regular mail to all affected customers. The letter identified the product, the problem, and the action to be taken by the customer. North American customers were instructed to go to www.elekta.com, select the SupportPlus Login at the top of the page, enter their portal, select Downloads/Updates to download the latest patches. For Customers outside North America, go to www.elekta.com, select the SOFTWARE button on the left, Treatment Planning Software, then Contact TPS Support tab, Download TPS Software Patches. ............................................................. Customers were also instructed to distribute this notice to any and all users of CMS software at their organization who are potentially affected by this issue. For questions regarding this recall call 408-380-8023.
Quantity in Commerce 1,652 sites received the versions
Distribution Worldwide Distribution - USA (nationwide) and the country of Canada
Total Product Life Cycle TPLC Device Report

1 A record in this database is created when a firm initiates a correction or removal action. The record is updated if the FDA identifies a violation and classifies the action as a recall, and it is updated for a final time when the recall is terminated. Learn more about medical device recalls.
2 Per FDA policy, recall cause determinations are subject to modification up to the point of termination of the recall.
3 For details about termination of a recall see Code of Federal Regulations (CFR) Title 21 §7.55.
510(K) Database 510(K)s with Product Code = MUJ and Original Applicant = COMPUTERIZED MEDICAL SYSTEMS, INC.