Class 2 Device Recall Varian brand CSeries Ximatron Radiotherapy Treatment Stimulator,

• Date Initiated by Firm: January 19, 2010
• Date Posted: January 11, 2011
• Recall Status: Terminated on February 24, 2012
• Recall Number: Z-0892-2011
• Recall Event ID: 56350
• 510(K)Number: K853349 K964138
• Product: Varian brand C-Series Ximatron Radiotherapy Treatment Stimulator,; Model H72, Product is manufactured and distributed by Varian Oncology Systems, ; Palo Alto, CA ; ; The product is indicated for use in radiation therapy simulation, using a fluoroscopic and/or radiographic x-ray system for visualizing the volume to be exposed during radiation therapy.
• Code Information: Listed are the affected system Serial Numbers. The last four digits represent the serial number of the device. H720003 ,H720119 ,H720209 ,H720270 ,H720347 ,H720416 ,H720491 ,H720557 ,H720618, H720006 ,H720122 ,H720210 ,H720271 ,H720348 ,H720417 ,H720495 ,H720558 ,H720620, H720009 ,H720123 ,H720211 ,H720273 ,H720350 ,H720419 ,H720496 ,H720559 ,H720622, H720013 ,H720124 ,H720213 ,H720274 ,H720351 ,H720422 ,H720498 ,H720560 ,H720624, H720015 ,H720125 ,H720215 ,H720276 ,H720352 ,H720424 ,H720499 ,H720561 ,H720626, H720017 ,H720129 ,H720217 ,H720279 ,H720353 ,H720425 ,H720500 ,H720562 ,H720627, H720021 ,H720132 ,H720218 ,H720280 ,H720354 ,H720427 ,H720501 ,H720563 ,H720628, H720022 ,H720133 ,H720219 ,H720281 ,H720355 ,H720429 ,H720502 ,H720565 ,H720629, H720025 ,H720134 ,H720221 ,H720282 ,H720357 ,H720432 ,H720503 ,H720566 ,H720632, H720035 ,H720137 ,H720222 ,H720283 ,H720358 ,H720435 ,H720505 ,H720567 ,H720637, H720037 ,H720138 ,H720225 ,H720284 ,H720362 ,H720437 ,H720506 ,H720568 ,H720638, H720040 ,H720140 ,H720229 ,H720288 ,H720363 ,H720438 ,H720508 ,H720571 ,H720639, H720041 ,H720143 ,H720230 ,H720289 ,H720367 ,H720439 ,H720509 ,H720572 ,H720641, H720048 ,H720144 ,H720231 ,H720290 ,H720373 ,H720440 ,H720511 ,H720573 ,H720642, H720051 ,H720145 ,H720232 ,H720292 ,H720374 ,H720442 ,H720513 ,H720575 ,H720643, H720052 ,H720148 ,H720233 ,H720293 ,H720375 ,H720443 ,H720514 ,H720577 ,H720644, H720056 ,H720152 ,H720234 ,H720294 ,H720376 ,H720445 ,H720515 ,H720578 ,H720647, H720057 ,H720154 ,H720235 ,H720295 ,H720379 ,H720447 ,H720516 ,H720579 ,H720648, H720059 ,H720157 ,H720236 ,H720296 ,H720383 ,H720449 ,H720518 ,H720584 ,H720650, H720060 ,H720159 ,H720237 ,H720297 ,H720384 ,H720452 ,H720522 ,H720585 ,H720651, H720064 ,H720164 ,H720239 ,H720298 ,H720386 ,H720457 ,H720523 ,H720586 ,H720653, H720069 ,H720165 ,H720241 ,H720299 ,H720388 ,H720458 ,H720525 ,H720588 ,H720654, H720070 ,H720167 ,H720242 ,H720300 ,H720391 ,H720461 ,H720526 ,H720589 ,H720659, H720071 ,H720168 ,H720245 ,H720303 ,H720392 ,H720465 ,H720528 ,H720590 ,H720660, H720072 ,H720169 ,H720247 ,H720307 ,H720394 ,H720466 ,H720530 ,H720591 ,H720661, H720074 ,H720177 ,H720248 ,H720309 ,H720395 ,H720470 ,H720531 ,H720592 ,H720663, H720075 ,H720180 ,H720251 ,H720316 ,H720396 ,H720471 ,H720533 ,H720594 ,H720664, H720082 ,H720181 ,H720254 ,H720320 ,H720397 ,H720472 ,H720534 ,H720595 ,H720666, H720083 ,H720182 ,H720255 ,H720327 ,H720399 ,H720477 ,H720536 ,H720596 ,H720667, H720088 ,H720183 ,H720256 ,H720328 ,H720402 ,H720478 ,H720537 ,H720597 ,H720668, H720089 ,H720185 ,H720257 ,H720329 ,H720403 ,H720479 ,H720539 ,H720598 ,H720669, H720092 ,H720186 ,H720258 ,H720330 ,H720404 ,H720481 ,H720546 ,H720599 ,H720670, H720098 ,H720187 ,H720261 ,H720336 ,H720405 ,H720482 ,H720547 ,H720600 ,H720671, H720101 ,H720188 ,H720262 ,H720337 ,H720406 ,H720484 ,H720548 ,H720601 ,H720672, H720106 ,H720195 ,H720263 ,H720338 ,H720407 ,H720485 ,H720550 ,H720604 ,H720673, H720107 ,H720196 ,H720264 ,H720339 ,H720409 ,H720486 ,H720553 ,H720605 ,H720674, H720108 ,H720199 ,H720265 ,H720344 ,H720411 ,H720487 ,H720554 ,H720608 ,H720675, H720112 ,H720200 ,H720266 ,H720345 ,H720414 ,H720488 ,H720555 ,H720615 ,H720676, H720113 ,H720204 ,H720269 ,H720346 ,H720415 ,H720489 ,H720556 ,H720616 ,H720678, H720679 ,H720743 ,H720805 ,H720858 ,H720905 ,H720955 ,H721005, H720680 ,H720744 ,H720806 ,H720859 ,H720906 ,H720956 ,H721006, H720681 ,H720746 ,H720807 ,H720860 ,H720907 ,H720957 ,H721007, H720682 ,H720747 ,H720808 ,H720861 ,H720908 ,H720958 ,H721008, H720683 ,H720748 ,H720809 ,H720862 ,H720909 ,H720959 ,H721009, H720684 ,H720749 ,H720810 ,H720863 ,H720910 ,H720960 ,H721010, H720686 ,H720750 ,H720811 ,H720864 ,H720911 ,H720961 ,H721011, H720688 ,H720752 ,H720812 ,H720865 ,H720913 ,H720962 ,H721012, H720689 ,H720754 ,H720813 ,H720866 ,H720914 ,H720963 ,H721013, H720692 ,H720756 ,H720814 ,H720867 ,H720915 ,H720964 ,H721014, H720693 ,H720759 ,H720815 ,H720868 ,H720916 ,H720965 ,H721015, H720694 ,H720760 ,H720816 ,H720869 ,H720918 ,H720966 ,H721016, H720697 ,H720761 ,H720817 ,H720870 ,H720919 ,H720967 ,H721017, H720699 ,H720763 ,H720818 ,H720871 ,H720920 ,H720968 ,H721018, H720701 ,H720766 ,H720819 ,H720872 ,H720921 ,H720969 ,H721019, H720702 ,H720767 ,H720820 ,H720873 ,H720922 ,H720974 ,H721020, H720704 ,H720769 ,H720822 ,H720874 ,H720923 ,H720975 ,H721022, H720705 ,H720770 ,H720823 ,H720875 ,H720925 ,H720976 ,H721023, H720706 ,H720773 ,H720824 ,H720876 ,H720926 ,H720977 ,H721024, H720707 ,H720774 ,H720825 ,H720877 ,H720927 ,H720978 ,H721025, H720711 ,H720775 ,H720826 ,H720878 ,H720928 ,H720979 ,H721026, H720712 ,H720776 ,H720827 ,H720879 ,H720929 ,H720980 ,H721027, H720714 ,H720777 ,H720829 ,H720880 ,H720930 ,H720981 ,H721028, H720715 ,H720778 ,H720830 ,H720881 ,H720931 ,H720982 ,H721029, H720716 ,H720780 ,H720831 ,H720882 ,H720932 ,H720983 ,H721030, H720718 ,H720781 ,H720832 ,H720883 ,H720933 ,H720984 ,H721031, H720719 ,H720782 ,H720833 ,H720884 ,H720935 ,H720985 ,H721032, H720720 ,H720783 ,H720834 ,H720885 ,H720936 ,H720986 ,H721033, H720721 ,H720784 ,H720835 ,H720886 ,H720937 ,H720987 ,H721034, H720722 ,H720786 ,H720836 ,H720888 ,H720938 ,H720988 ,H721035, H720723 ,H720787 ,H720840 ,H720889 ,H720940 ,H720989 ,H721036, H720724 ,H720788 ,H720841 ,H720890 ,H720941 ,H720990 ,H721037, H720725 ,H720790 ,H720842 ,H720891 ,H720942 ,H720991 ,H721038, H720726 ,H720792 ,H720843 ,H720892 ,H720943 ,H720992 ,H721039, H720727 ,H720795 ,H720844 ,H720894 ,H720945 ,H720993 ,H721040, H720728 ,H720796 ,H720847 ,H720895 ,H720946 ,H720995 ,H721041, H720729 ,H720797 ,H720848 ,H720896 ,H720947 ,H720996 ,H721042, H720732 ,H720798 ,H720849 ,H720897 ,H720948 ,H720997 ,H721043, H720733 ,H720799 ,H720851 ,H720898 ,H720949 ,H720998 ,H721044, H720734 ,H720800 ,H720852 ,H720899 ,H720950 ,H720999 ,H721045, H720737 ,H720801 ,H720854 ,H720901 ,H720951 ,H721000 ,H721046, H720739 ,H720802 ,H720855 ,H720902 ,H720952 ,H721001 ,H721047, H720741 ,H720803 ,H720856 ,H720903 ,H720953 ,H721002 ,H721048, H720742 ,H720804 ,H720857 ,H720904 ,H720954 ,H721004
• Recalling Firm/ Manufacturer: Varian Medical Systems Oncology Systems; 911 Hansen Way; Palo Alto CA 94304-1028
• For Additional Information Contact: Patricia Erwin, RAC; 650-424-5731
• Manufacturer Reason for Recall: There is a potential for failure of a lead screw drive system or image intensifier lead screw drive assembly, if normal maintenance inspections are not followed correctly.
• FDA Determined Cause: Other
• Action: Varian sent an URGENT MEDICAL DEVICE CORRECTION letter via certified mail receipt on January 19, 2010, to all direct consignees. The letter identified the product, the problem, and the action the consignee should take. Consignees were instructed to have maintenance personnel perform the recommended measurements as described in the Varian Customer Technical Bulletin. Ensure that all measurements made as part of the procedure are recorded in the 'wear table' that is part of the procedure. Previous wear measurements should be compared to new measurements and any large increase in wear should be investigated immediately. Pay special attention to the "Recommendations based on wear measurements" table. Ensure that new wear measurements comply with the operating parameters described in the table. For any questions consignees are to contact Varian Medical Systems Customer Support Services at one of the locations described in the CTB. For questions regarding this recall call (650) 424-5731.
• Distribution: Worldwide Distribution including USA, Australia, New Zealand, Europe, Southeast Asia, China, Japan, Latin America, and Canada.

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 = and Original Applicant = VARIAN ASSOC., INC.; 510(K)s with Product Code = and Original Applicant = VARIAN MEDICAL SYSTEMS, INC.