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U.S. Department of Health and Human Services

Class 2 Device Recall Werfen

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 Class 2 Device Recall Werfensee related information
Date Initiated by FirmJuly 13, 2023
Date PostedSeptember 12, 2023
Recall Status1 Open3, Classified
Recall NumberZ-2578-2023
Recall Event ID 92831
510(K)NumberK150877 
Product Classification Instrument, coagulation, automated - Product Code GKP
ProductACL TOP Family 50 Series Models as follows: In vitro diagnostic clinical use in the hemostasis laboratory for coagulation and/or fibrinolysis testing in the assessment of thrombosis and/or hemostasis (1) ACL TOP 550 CTS Model Number: 00000280045; (2) ACL TOP 750 CTS Model Number: 00000280055; (3) ACL TOP 350 CTS Model Number: 00000280065; (4) ACL TOP 750 Model Number: 00000280015; (5) ACL TOP 750 LAS Model Number: 00000280035 (6) ACL TOP 970 CL(only available ROW)Model Number: 00000280097
Code Information Model Names UDI (1)ACL TOP 550 CTS 08426950729242; (2)ACL TOP 750 CTS 08426950784067; (3)ACL TOP 350 CTS 08426950784081; (4) ACL TOP 750 08426950784074; (5) ACL TOP 750 LAS 08426950784050 (6) ACL TOP 970 CL 08430793045476 Software: 1)ACL TOP 550 CTS v6.3.0 or later; (2)ACL TOP 750 CTS v6.3.0 or later; (3)ACL TOP 350 CTS v6.3.0 or later; (4) ACL TOP 750 v6.3.0 or later; (5) ACL TOP 750 LAS v6.3.0 or later; (6) ACL TOP 970 CL Version 1.1.0 (OUS). UPDATE: 10/16/23 Affected Serial Number Range Start SN End SN ACL TOP 350 CTS 21113058 23074369; ACL TOP 550 CTS 21112046 23072623; ACL TOP 750 22010516 23060671; ACL TOP 750 CTS 21110860 23071015; ACL TOP 750 LAS 21120879 23071077
Recalling Firm/
Manufacturer		 Instrumentation Laboratory
180 Hartwell Rd
Bedford MA 01730-2443
For Additional Information Contactsame
781-861-4467
Manufacturer Reason
for Recall		Sample misidentification could occur under specific conditions and patient management altered based on an incorrectly assigned result
FDA Determined
Cause 2		Under Investigation by firm
ActionUPDATE: 10/16/23: Update relates to additional ACL TOP Family 50 Series instruments that were installed after the field notification was initiated (Phase I), but prior to inclusion of the notification instructions in start-up kits with new production. During the Installation process, Service field representatives will provide the titled Important Instruction, to the customer. The letter states the same instructions as provided in the Urgent Medical Device Correction Letter initially issued. __________________________________________________________________________ Werfen Issued Urgent Medical Device Correction Letter and Mandatory response tracking form on July 13th, 2023 via email or Certified Mail. Letter states reason for recall, health risk and action to take: Based on the above please take one of the following immediate workflows to mitigate this issue. To avoid the potential sample misidentification, users should not change any samples in the sample rack that have been properly identified. If the user decides they must remove a sample from a sample rack that has been properly identified by the ACL TOP Family 50 Series Instrument, they may do so only after the bar code reader has returned to the home position or the samples have been completely resulted. Alternatively, a user may remove a properly identified sample from a sample rack and must leave that sample rack position empty. x Share this information with your laboratory staff and update your internal procedures, as needed. x Forward this notification to all affected locations in your facility. x Post this notification on all affected systems in your facility. x Retain a copy of this notification for your records. x Complete and return the Mandatory Response Tracking Form to acknowledge the above actions. x Mandatory Response Tracking Record x Return the completed and signed Mandatory Response Tracking Form to: x Fax No.: 1-781-861-4207 Or E-mail: ra-usa.na@werfen.com x Contact Information for
Quantity in Commerce2,068 kits US: 6,270 units OUS
DistributionWorldwide distribution - US Nationwide and the countries of Canada, Finland, Ireland, Lithuania, Malta, Qatar, Sweden.
Total Product Life CycleTPLC 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 The manufacturer has initiated the recall and not all products have been corrected or removed. This record will be updated as the status changes.
510(K) Database510(K)s with Product Code = GKP
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