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U.S. Department of Health and Human Services

Class 2 Device Recall Echelon, Echelon Oval and Oasis MR imaging device systems

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  Class 2 Device Recall Echelon, Echelon Oval and Oasis MR imaging device systems see related information
Date Initiated by Firm January 31, 2013
Date Posted June 19, 2013
Recall Status1 Terminated 3 on September 20, 2013
Recall Number Z-1559-2013
Recall Event ID 65438
510(K)Number K052172  K072279  K113145  
Product Classification System, nuclear magnetic resonance imaging - Product Code LNH
Product Echelon, Echelon Oval and Oasis MR imaging device systems; one unit per box.

The Echelon, Echelon Oval and Oasis MR systems are imaging devices, and are intended to provide the physician with physiological and clinical information, obtained non-invasively and without the use of ionizing radiation. The MR systems produce transverse, coronal, sagittal, oblique, and curved cross-sectional images that display the internal structure of the head, body, or extremities.
Code Information The following serial numbers are associated with this recall: Echelon - V061, V062, and V065 Oasis - M009, M017, M067, M071, M084, M106-M108, M110-M141 inclusive, and M952 Echelon Oval - Y001-Y005 inclusive
Recalling Firm/
Hitachi Medical Systems America Inc
1959 Summit Commerce Park
Twinsburg OH 44087-2371
For Additional Information Contact Douglas J. Thistlethwaite
800-800-3106 Ext. 3720
Manufacturer Reason
for Recall
Hitachi discovered a software error that can occur when simultaneously scanning a patient while processing images previously acquired from a different patient. The software error can occur randomly. The error causes an image in the processed dataset to have the same unique identifier (UID) as in the scanning dataset. The processed image is stored in the place of the original image, which is lost.
FDA Determined
Cause 2
Software design
Action Hitachi sent a Device Correction Notice beginning on January 31,2013, to all affected customers. The letter identified the product the problem and the action needed to be taken by the customer. Software correction is targeted to start by March 1, 2013. All sites will be visited by Hitachi Service to perform corrections. All letters are recorded by tracking number and date received by the customers. For further questions please call 800-800-3106 x 3720.
Quantity in Commerce 45 system units
Distribution Worldwide Distribution - US Nationwide including the states of AZ, CA, CO, DE, FL, IL, IN, KS, KY, MD, NC, ND, NY, OH, OR, PA, TX, VA, WA, and WI. One (1) system unit was also distributed to Mexico.
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 = LNH and Original Applicant = HITACHI MEDICAL SYSTEMS AMERICA, INC.