FDA Medical Device Recalls (openFDA)
Aesculap Implant Systems LLC: Aesculap S4 Element 4.5mm Polyaxial Screws (ST240T, ST241T, ST242T, ST243T, ST244T, and ST245T). The S4 Spinal System is intended for anterior/anterolateral and posterior, non-cervical pedicle and non-pedicle fixation. Fixation is limited to skeletally mature patients and is intended to be used as an adjunct to fusion using autograft or allograft. The device is indicated for treatment of the following acute and chronic instabilities or deformities: 1 - degenerative disc disease, 2 - spondylolisthesis, 3 - trauma, 4 - spinal stenosis, 5 - deformities or curvatures, 6 - tumor, 7 - pseudoarthrosis, and 8 - failed previous fusion.
- Recall number
- Z-2333-2012
- Recalling firm
- Aesculap Implant Systems LLC
- Product
- Aesculap S4 Element 4.5mm Polyaxial Screws (ST240T, ST241T, ST242T, ST243T, ST244T, and ST245T). The S4 Spinal System is intended for anterior/anterolateral and posterior, non-cervical pedicle and non-pedicle fixation. Fixation is limited to skeletally mature patients and is intended to be used as an adjunct to fusion using autograft or allograft. The device is indicated for treatment of the following acute and chronic instabilities or deformities: 1 - degenerative disc disease, 2 - spondylolisthesis, 3 - trauma, 4 - spinal stenosis, 5 - deformities or curvatures, 6 - tumor, 7 - pseudoarthrosis, and 8 - failed previous fusion.
- Status
- Terminated
- Initiated
- 2012-07-25
- Posted
- 2012-09-07
- Terminated
- 2014-03-18
- Reason
- There is a possibility that the screw channel that holds the rod in place may be out of tolerance. When the depth of the channel is not deep enough, the rod may not be able to provide ample compression on the insert preventing the screw head from locking down to the bone screw.
- Root cause
- Nonconforming Material/Component
- Action
- Aesculap sent an "IMPORTANT PRODUCT REMOVAL NOTIFICATION" letter dated July 25, 2012 to all affected customers. The letter identifies the product, problem, and actions to be taken by the customers. A Distribution Inventory Sheet was attached for customers to complete and return with the affected product. Contact the firm at (610) 984-9275 for questions regarding this recall.
- Quantity
- 5
- Distribution
- Nationwide Distribution-including the states of IL, MN, NV, OK, and TX.
- Lot, serial or model codes
- All distributed lots and serial numbers
- 510(k) numbers
- ["K100623"]
- PMA numbers
- not on file
- Product code
- NKB
- Firm FEI
- 2916714
- Firm city
- Center Valley
- Firm state
- PA
- 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