510(k) · Cleared
ClearedDepuy Orthotech Spiked Washer
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
DePuy Orthopaedics, Inc. · HTN Washer, Bolt Nut
Cleared on Dec 18, 1998 as substantially equivalent to K961649 (Smith & Nephew Endoscopy, Inc., 1996) and 1 other predicate after a 45-day review. Its family tree reaches back 2 generations to 1987.
- Decided
- Dec 18, 1998
- Review
- 45 days
- Class
- Class II
- Product code
- HTN
- Recalls
- None
- Predicates
- 2
Its longest line of descent runs back 2 generations to K871037 (1987). 3 ancestors in all. No later device cites it as a predicate yet.
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −2 | K871037 | Cancellous Fixation Screw & Washer for Use W/Screw | Concept, Inc. | 1987 | — |
| −1 | K961649 | Acufex Tibial Anchor Screw & Spiked Washer | Smith & Nephew Endoscopy, Inc. | 1996 | — |
| 0 (this device) | K983906 | Depuy Orthotech Spiked Washer | DePuy Orthopaedics, Inc. | 1998 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1991 | 1 | 0 |
Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in HTN? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
Top candidate predicates for a new HTN device
- #1 K201522 Arthrex Syndesmosis TightRope XP Buttress…score 16.5 · 6 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (2)
Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K961649 | Acufex Tibial Anchor Screw & Spiked WasherSummary page 1…bone fixation appliances and accessories DEVICE PRODUCT CODE: 87HTN, HWC SUBSTANTIALLY EQUIVALENT DEVICES: Smith-Nephew Acufex® Tibial Anchor Screw & Spiked Washer (K961649) Synthes® Spiked Washer (K914472) DEVICE DESCRIPTION AND INTENDED USE: The DePuy OrthoTech Spiked Washer is a circular device w… | 1996 |
| * | K914472 | Spiked WasherSummary page 1…essories DEVICE PRODUCT CODE: 87HTN, HWC SUBSTANTIALLY EQUIVALENT DEVICES: Smith-Nephew Acufex® Tibial Anchor Screw & Spiked Washer (K961649) Synthes® Spiked Washer (K914472) DEVICE DESCRIPTION AND INTENDED USE: The DePuy OrthoTech Spiked Washer is a circular device with eight inferior (fixative surf… | 1991 |
What descends from it?
No later submission names this one as a predicate yet.
Has anything in its family been recalled? (0 Class I)
No FDA recall names this device.
No ancestor or descendant has a Class I recall.
What does this lineage say?
- The line of descent spans 11 years and passes through 3 companies; a new generation was cleared every 9.3 years on median.
- None of the 3 ancestors has a recall.
- 1 other device also cites its predicate K961649.
How does its category compare?
All HTN devicesHTN Washer, Bolt Nut: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · HTN
4in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · HTN
75in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · HTN
1in 2019
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · HTN
190in 2025
MAUDE reports naming product code HTN, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 1 | — | 0 | 14 |
| 2008 | 2 | — | 0 | 11 |
| 2009 | 3 | 86 | 0 | 22 |
| 2010 | 0 | — | 0 | 17 |
| 2011 | 4 | 130 | 0 | 12 |
| 2012 | 0 | — | 0 | 69 |
| 2013 | 3 | 105 | 1 | 45 |
| 2014 | 8 | 98 | 0 | 33 |
| 2015 | 2 | — | 0 | 35 |
| 2016 | 1 | — | 0 | 43 |
| 2017 | 6 | 88 | 0 | 30 |
| 2018 | 2 | — | 0 | 48 |
| 2019 | 5 | 116 | 1 | 53 |
| 2020 | 3 | 87 | 0 | 81 |
| 2021 | 2 | — | 0 | 149 |
| 2022 | 5 | 86 | 0 | 85 |
| 2023 | 2 | — | 0 | 108 |
| 2024 | 6 | 90 | 0 | 269 |
| 2025 | 4 | 75 | 0 | 190 |
| 2026 | 2 | — | 0 | — |
What is it indicated for?
The DePuy OrthoTech Spiked Washer is intended for use with a 6.5mm cancellous thread or a 4.5mm cortical thread low profile head screw for fixation of soft tissue, such as tendon and ligaments, to bone in orthopaedic procedures.
Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K983906 · printed Nov 5, 2026
Cite this page
510(k) Report. “K983906: Depuy Orthotech Spiked Washer.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K983906
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Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026