Acl Top 300 Cts/350 Cts/500 Cts/550 Cts/970 Cl recallZ-1014-2022 · Instrumentation Laboratory · initiated Feb 22, 2022
Class II Open, Classified All recalls posted in April 2022
Is my device affected?
- Compare the model, catalog and lot or serial numbers on your device or its packaging with the code information below. A recall usually covers only specific models or lots.
- If yours is listed, follow the instructions from Instrumentation Laboratory or your healthcare provider. The company's action is summarized under what the company is doing.
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Where to find your model and lot numbers · What recall classes and statuses mean
Why it was recalled
Updated and revised user instructions issued 7/14/22. Potential carryover issue may cause elevated quality control and sample results for heparin, apixaban or rivaroxaban when HemosIL Liquid Anti-Xa reagent is used in the same run with both HemosIL Liquid Antithrombin and HemosIL Q.F.A. Thrombin (Bovine), specific to instrument models that utilize a single reagent probe
FDA root cause category: Under Investigation by firm
What the company is doing
*****UPDATE******PHASE 2 UPDATED - URGENT MEDICAL DEVICE CORRECTION This updated notification is intended to further clarify the Mandatory Customer Actions for the potential carryover issue identified on the following ACL TOP systems (previous URGENT MEDICAL DEVICE CORRECTION letter dated Feb 22, 2022), when running a specific reagent combination. E-mail communication to the Werfen Affiliate and International Group circulated on July 14, 2022. Subsequent investigations have shown that the carryover issue only has the possibility of occurring if QFA Fibrinogen, Liquid Antithrombin, and Liquid Anti-Xa reagent aspirations occur in a specific sequence. " Based on the above, we are revising the instruction to not run HemosIL Liquid Anti-Xa in the same batch as both HemosIL Liquid Antiithrombin and HemosIL Q.F.A. Thrombin (Bovine). Please take one of the following immediate workflows to mitigate this potential carryover issue. " Revised Instructions for Phase 2: 1. Use Separate instruments to run Liquid Anti-Xa and Liquid Antithrombin. 2. Batch Liquid Antithrombin.: Run Liquid Antithrombin tests in isolation (analyzer status starting and ending in a READY state). 3. Batch Anti-Xa, Apixaban and Rivaroxaban testing. Run the maintenance activity Enhanced Clean for Reagent Probe or Enhanced Clean for All Probes from the maintenance menu, then run Liquid Anti-Xa (heparin), apixaban, and rivaroxaban tests in isolation (analyzer status starting and ending in a READY state). Return the completed and signed Mandatory Response Tracking Form to: " Fax No.: 1-781-861-4207 Or E-mail: [email protected] For technical questions, please contact the Werfen Technical Support Center at 1-800-678-0710, Option # 1 (ACL Coagulation Products). Previous: PHASE 1: Werfen issued Urgent Field Safety Notification via email /certified mail on 2/22/22. Letter states reason for recall, health risk and action to take: Mandatory Customer Actions Based on the above, please take the following i
Recall details
- Recall number
- Z-1014-2022
- Recall class
- Class II
- Status
- Open, Classified
- Initiated by the company
- Feb 22, 2022
- Posted by the FDA
- Apr 28, 2022
- Recalling firm
- Instrumentation Laboratory
- Quantity
- 2725 units US: 5,572 units OUS.UPDATE: 2727 units US; 5277 units OUS
- Product code
- GKP
- FDA submissions
- K160276
- Distribution
- Worldwide distribution - US Nationwide and the countries of Argentina, Australia, Austria, Belarus, Belgium, Bermuda, Brazil, Bulgaria, Canada, Chile, China, Colombia, Costa Rica, Czech Republic, Ecuador, El Salvador, France, Germany, Gibraltar, Great Britain, Greece, Guatemala, Guyana, Hong Kong, Hungary, India, Indonesia, Ireland, Israel, Italy, Japan, Korea, Kosovo, Kuwait, Lebanon, Lithuania, Luxembourg, Macau, Malaysia, Mexico, Morocco, Netherlands, New Zealand, Norway, Panama, Paraguay, Peru, Philippines, Poland, Portugal, Puerto Rico, Romania, Russia, S. Tome, Saudi Arabia, Serbia, Singapore, Slovakia, Spain, Switzerland, Taiwan, Tanzania, Thailand, Trinidad, Tobago, Tunisia, Turkey, United Arab Emirates, Uruguay, Venezuela, Vietnam.
Product description
ACL TOP 300 CTS/350 CTS/500 CTS/550 CTS/970 CL: Name Part Number 1.ACL TOP 300 CTS 00000280060 2. ACL TOP 300 CTS 00000280060R (Refurbished) 3. ACL TOP 350 CTS 00000280065 4. ACL TOP 500 CTS 00000280040 5. ACL TOP 500 CTS 00000280040R ( Refurbished) 6/ 6. ACL TOP 550 CTS 00000280045 7. ACL TOP 970 CL 00000280097
Code information (models, lots, serial numbers)
All Serial Numbers. Trade Name Part Number UDI ACL TOP 300 CTS 00000280060 08426950556916; "ACL TOP 300 CTS (Refurbished)" 00000280060R 08426950928027; ACL TOP 350 CTS 00000280065 08426950784081; ACL TOP 500 CTS 00000280040 08426950453499; "ACL TOP 500 CTS (Refurbished)" 00000280040R 08426950928003; ACL TOP 550 CTS 00000280045 08426950729242; ACL TOP 970 CL 00000280097 08430793045476.
Devices named in this recall
7 devices in the FDA device registry whose identifier appears in the recall's code information.
- ACL TOP 550 CTS 00000280045Instrumentation Laboratory Company · INSTRUMENT, COAGULATION, AUTOMATED2 recalls3 reports
- ACL TOP 350 CTS 00000280065Instrumentation Laboratory Company · INSTRUMENT, COAGULATION, AUTOMATED2 recalls1 report
- ACL TOP 970 CL 00000280097Instrumentation Laboratory Company · System, Multipurpose For In Vitro Coagulation Studies2 recalls0 reports
- ACL TOP 500 CTS 00000280040Instrumentation Laboratory Company · INSTRUMENT, COAGULATION, AUTOMATED1 recall8 reports
- ACL TOP 300 CTS 00000280060Instrumentation Laboratory Company · INSTRUMENT, COAGULATION, AUTOMATED1 recall1 report
- ACL TOP 500 CTS 00000280040RInstrumentation Laboratory Company · INSTRUMENT, COAGULATION, AUTOMATED1 recall0 reports
- ACL TOP 300 CTS 00000280060RInstrumentation Laboratory Company · INSTRUMENT, COAGULATION, AUTOMATED1 recall0 reports
Product lines
Other devices under the same FDA submission
2 devices cleared under K160276 are not named by identifier in this recall. One submission often covers many models, so they may or may not be affected.
- ACL TOP 700 00000280010Instrumentation Laboratory Company · INSTRUMENT, COAGULATION, AUTOMATED1 report
- ACL TOP 700 CTS 00000280050Instrumentation Laboratory Company · INSTRUMENT, COAGULATION, AUTOMATED1 report
Sources and updates
- Recall record: FDA Medical Device Recalls, file dated Oct 16, 2026 · View the FDA recall notice ↗
- Devices: FDA GUDID, file dated Oct 13, 2026. Devices are linked when their identifier (with a valid check digit) appears in the recall's code information.
- Page last rebuilt: Oct 18, 2026. Text above is shown as published by the FDA.
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