510(k) · Cleared
ClearedViper F2 Facet Fixation System
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Depuy Spine, Inc. · MRW System, Facet Screw Spinal Device
Cleared on Nov 15, 2010 as substantially equivalent to K012773 (Depuyacromed, 2001) and 6 other predicates after a 146-day review. Its family tree reaches back 5 generations to 2002. 1 later device descends from it.
- Decided
- Nov 15, 2010
- Review
- 146 days
- Class
- Class U
- Product code
- MRW
- Recalls
- None
- Predicates
- 7
Its longest line of descent runs back 5 generations to K020411 (2002). 19 ancestors in all, the oldest K953076 (1997). 1 later device descends from it, 1 citing it directly.
- Root · 5 generations backK020411 Nuvasive Triad Facet Screw SystemNuvasive, Inc. · 2002
- 4 generations backK043351 4.5MM Bone-Lok Facet Screw, Models TFCD-45-3040S or N; SFCD-45-3040S…Triage Medical, Inc. · 2005 · Recalled
- 3 generations backK062391 Disposable Posterior Lumbar Stabilization Procedure Kit, Models…Triage Medical, Inc. · 2006 · Recalled
- 2 generations backK082795 Single Use Perpos PLS System, 4.5 Bone-Lok PLS ImplantInterventional Spine, Inc. · 2008
- 1 generation backK090767 Perpos FCD-2 System (Single Patient Use), Anchor, StabilizerInterventional Spine, Inc. · 2009
- This deviceK101762 Viper F2 Facet Fixation SystemDepuy Spine, Inc. · 2010
- Descendant · cites it directly · 0 of its ownK192281 AEGIS Anterior Lumbar Plate System, ALC Dynamized Fixation System…Medos International SARL · 2019
Most influential descendants
Showing 1 of 1 · See all- K192281AEGIS Anterior Lumbar Plate System, ALC Dynamized Fixation System, Anterior ISOLA Spine…Medos International SARL · 2019 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −5 | K020411 | Nuvasive Triad Facet Screw System | Nuvasive, Inc. | 2002 | — |
| −4 | K043351 | 4.5MM Bone-Lok Facet Screw, Models TFCD-45-3040S or N; SFCD-45-3040S or N | Triage Medical, Inc. | 2005 | 1 |
| −3 | K062391 | Disposable Posterior Lumbar Stabilization Procedure Kit, Models 9045-01 and… | Triage Medical, Inc. | 2006 | 1 |
| −2 | K082795 | Single Use Perpos PLS System, 4.5 Bone-Lok PLS Implant | Interventional Spine, Inc. | 2008 | — |
| −1 | K090767 | Perpos FCD-2 System (Single Patient Use), Anchor, Stabilizer | Interventional Spine, Inc. | 2009 | — |
| 0 (this device) | K101762 | Viper F2 Facet Fixation System | Depuy Spine, Inc. | 2010 | — |
| +1 | K192281 | AEGIS Anterior Lumbar Plate System, ALC Dynamized Fixation System, Anterior… | Medos International SARL | 2019 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1997 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2003 | 3 | 0 |
| 2004 | 2 | 0 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2008 | 2 | 0 |
| 2009 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2019 | 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 MRW? 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 MRW device
- #1 K230840 PMT Facet Fixation System, Lumbar (PMT FFS-LX)score 26.0 · 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? (7)
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 |
|---|---|---|---|
| * | K012773 | Discovery Facet Screw Fixation SystemSummary page 1…Panel Number: 87 Product Code(s): MRW Proprietary Name: VIPER® F2 Facet Fixation System Predicate Devices: DISCOVERY Facet Screw Fixation System (K012773) PERPOS FCD-2 System (K090767) Capture Facet Screw System (K092464)… | 2001 |
| * | K090767 | Perpos FCD-2 System (Single Patient Use), Anchor, StabilizerSummary page 1…oprietary Name: VIPER® F2 Facet Fixation System Predicate Devices: DISCOVERY Facet Screw Fixation System (K012773) PERPOS FCD-2 System (K090767) Capture Facet Screw System (K092464) Facet Fixation System (K06 1041)… | 2009 |
| * | K092464 | Spineology Facet ScrewSummary page 1…Devices: DISCOVERY Facet Screw Fixation System (K012773) PERPOS FCD-2 System (K090767) Capture Facet Screw System (K092464) Facet Fixation System (K06 1041) Triad Facet Screw System (K02041 1)… | 2009 |
| * | K061041 | US Spine Facet Fixation SystemSummary page 1…) PERPOS FCD-2 System (K090767) Capture Facet Screw System (K092464) Facet Fixation System (K06 1041) Triad Facet Screw System (K02041 1) Chameleon Fixation System (K07 1420)… | 2006 |
| * | K020411 | Nuvasive Triad Facet Screw SystemSummary page 1…Capture Facet Screw System (K092464) Facet Fixation System (K06 1041) Triad Facet Screw System (K02041 1) Chameleon Fixation System (K07 1420) VIPER System (K041801) Device Des… | 2002 |
| * | K071420 | Chameleon Fixation SystemSummary page 1…Facet Fixation System (K06 1041) Triad Facet Screw System (K02041 1) Chameleon Fixation System (K07 1420) VIPER System (K041801) Device Description: The screws and washers that are the subject component… | 2008 |
| * | K041801 | Expedium Mis Spine SystemSummary page 1…041) Triad Facet Screw System (K02041 1) Chameleon Fixation System (K07 1420) VIPER System (K041801) Device Description: The screws and washers that are the subject components of this submission are… | 2004 |
What descends from it? (1)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K192281 | AEGIS Anterior Lumbar Plate System, ALC Dynamized Fixation System, Anterior ISOLA Spine… | 2019 | 0 |
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 8 years and passes through 4 companies; a new generation was cleared every 1.6 years on median.
- 3 of the 19 ancestors have a recall of any class.
- Of its descendants, K192281 (Medos International SARL, 2019) has gone furthest, with 0 descendants of its own.
- 13 other devices also cite its predicate K012773.
How does its category compare?
All MRW devicesMRW System, Facet Screw Spinal Device: FDA decisions, review times, recalls and adverse event reports over 20 years. 2010, this device’s year, is highlighted.
FDA decisions per year · MRW
7in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · MRW
97in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · MRW
3in 2011
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · MRW
3in 2025
MAUDE reports naming product code MRW, 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 | 0 | — | 0 | 1 |
| 2008 | 3 | 88 | 0 | 0 |
| 2009 | 6 | 89 | 0 | 2 |
| 2010 | 6 | 108 | 0 | 7 |
| 2011 | 3 | 122 | 3 | 62 |
| 2012 | 4 | 119 | 0 | 6 |
| 2013 | 7 | 110 | 0 | 4 |
| 2014 | 0 | — | 0 | 1 |
| 2015 | 2 | — | 0 | 2 |
| 2016 | 2 | — | 0 | 1 |
| 2017 | 1 | — | 0 | 4 |
| 2018 | 2 | — | 0 | 4 |
| 2019 | 3 | 90 | 0 | 0 |
| 2020 | 0 | — | 0 | 0 |
| 2021 | 0 | — | 0 | 1 |
| 2022 | 3 | 252 | 0 | 0 |
| 2023 | 3 | 190 | 0 | 1 |
| 2024 | 7 | 50 | 0 | 2 |
| 2025 | 7 | 97 | 0 | 3 |
| 2026 | 5 | 169 | 0 | — |
What is it indicated for?
The VIPER® F2 Facet Fixation System is intended to stabilize the spine as an aid to fusion by the transfacet fixation method only: Transfacet fixation: - The screws are inserted bilaterally through the superior side of the facet, across the facet joint and into the inferior pedicle. This system is indicated for the posterior surgical treatment of any or all of the following at the LI to SI (inclusive) spinal levels: 1) Trauma, including spinal fractures…
Read the full statement (141 words)
The VIPER® F2 Facet Fixation System is intended to stabilize the spine as an aid to fusion by the transfacet fixation method only:
Transfacet fixation: - The screws are inserted bilaterally through the superior side of the facet, across the facet joint and into the inferior pedicle.
This system is indicated for the posterior surgical treatment of any or all of the following at the LI to SI (inclusive) spinal levels: 1) Trauma, including spinal fractures and/or dislocations; 2) Spondylolisthesis; 3) Spondylolysis; 4) Pseudoarthrosis or failed previous fusions which are symptomatic or which may cause secondary instability or deformity; 5) Degenerative diseases which include: (a) degenerative disc disease (ddd) as defined by back pain of discogenic origin as confirmed by patient history with degeneration of the disc as confirmed by radiographic studies and/or (b) degenerative disease of the facets with instability.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K101762 · printed Nov 6, 2026
Cite this page
510(k) Report. “K101762: Viper F2 Facet Fixation System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K101762
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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