FDA Medical Device Recalls (openFDA)
Thera Test Laboratories, Inc.: RF IgA Calibrator, a component of the EL-RF/3 Rheumatoid Factor Test Kit; an in vitro diagnostic; TheraTest Laboratories, Lombard, IL 60148; component catalog #12833, kit catalog #303-305. The TheraTest EL-RF/3 is intended as an aid to the diagnosis of Rheumatoid Arthritis (RA).
- Recall number
- Z-1546-2012
- Recalling firm
- Thera Test Laboratories, Inc.
- Product
- RF IgA Calibrator, a component of the EL-RF/3 Rheumatoid Factor Test Kit; an in vitro diagnostic; TheraTest Laboratories, Lombard, IL 60148; component catalog #12833, kit catalog #303-305. The TheraTest EL-RF/3 is intended as an aid to the diagnosis of Rheumatoid Arthritis (RA).
- Status
- Terminated
- Initiated
- 2012-03-29
- Posted
- 2012-05-14
- Terminated
- 2017-09-05
- Reason
- The RF IgA Calibrator component of the EL-RF/3 Rheumatoid Factor test system may be unstable, resulting in a drop in the RF IgA calibrator OD value which could invalidate an RF IgA test run.
- Root cause
- Nonconforming Material/Component
- Action
- TheraTest sent "Urgent Device Recall" letters dated March 28, 2012 to customers that received the affected kit, requesting them to return or destroy the remainder of the product. TheraTest issued a replacement kit to all customers that had unused product as well as any material they consumed which resulted in a failed run. Customers were also instructed to complete the enclosed confirmation form and fax the completed form back to TheraTest. Any questions were directed to TheraTest at 800-441-0771.
- Quantity
- 207 kits
- Distribution
- Nationwide Distribution (US)
- Lot, serial or model codes
- RF IgA Calibrator: component catalog number 12833, lot number 11118586, exp. 28 DEC 2012; EL-RF/3: kit catalog number 303-305, lot number 11118583, exp. 28 NOV 2012.
- 510(k) numbers
- ["K941398"]
- PMA numbers
- not on file
- Product code
- DHR
- Firm FEI
- 1421346
- Firm city
- Lombard
- Firm state
- IL
- Firm country
- not on file
Where this comes from
- Register
- FDA Medical Device Recalls (openFDA)
- Publisher
- U.S. Food and Drug Administration (openFDA)
- File
- device-recall-0001-of-0001.json.zip
- sha256
- b87518bfe2e8
- Size
- 288210821 bytes
- Published
- 2026-09-28
- Read
- 2026-09-29T08:25:23.626Z
- Source file
- Source file retained · verify
- Refresh due
- 2026-10-06
Unless otherwise noted, the content, data, documentation, code, and related materials on openFDA is public domain and made available with a Creative Commons CC0 1.0 Universal dedication.
Cite as
FDA Medical Device Recalls (openFDA) (U.S. Food and Drug Administration (openFDA)), device-recall-0001-of-0001.json.zip, sha256 b87518bfe2e8, published 2026-09-28