510(k) · Cleared
Recalled · Class II · 2013Leucadia Autolok Pedicle Screw System
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Phygen, LLC · NKB Thoracolumbosacral Pedicle Screw System
Cleared on Jan 17, 2012 as substantially equivalent to K110588 (Phygen, LLC, 2011) after a 63-day review. Its family tree reaches back 1 generation to 2011. 1 later device descends from it. It has been recalled once.
- Decided
- Jan 17, 2012
- Review
- 63 days
- Class
- Class II
- Product code
- NKB
- Recalls
- 1
- Predicates
- 1
Its longest line of descent runs back 1 generation to K110588 (2011). 1 later device descends from it, 1 citing it directly.
Most influential descendants
Showing 1 of 1 · See all- K182339LEUCADIA AUTOLOK™ Pedicle Screw SystemClearview Orthopedic Development, LLC · 2018 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −1 | K110588 | Leucadia Pedicle Screw System | Phygen, LLC | 2011 | — |
| 0 (this device) | K113366 | Leucadia Autolok Pedicle Screw System | Phygen, LLC | 2012 | — |
| +1 | K182339 | LEUCADIA AUTOLOK™ Pedicle Screw System | Clearview Orthopedic Development, LLC | 2018 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2018 | 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 NKB? 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 NKB device
- #1 K223494 CD Horizon Spinal Systemscore 40.4 · 30 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (1)
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 |
|---|---|---|---|
| * | K110588 | Leucadia Pedicle Screw System Our reading of the summary gave K110586, FDA’s number for Advia Centaur Vitamin D Total Assay (Siemens Healthcare Diagnostics, Inc.). Corrected to the number one digit away whose FDA name carries the summary’s words for the device, “LEUCADIA TM Pedicle Screw System”. | 2011 |
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 |
|---|---|---|---|
| K182339 | LEUCADIA AUTOLOK™ Pedicle Screw System | 2018 | 0 |
Has anything in its family been recalled? (0 Class I)
Recalls of this device
| Date | Class | Recall | Root cause | Reason |
|---|---|---|---|---|
| May 6, 2013 | Class II | Z-1421-2013 | Device Design | Alphatec Spine initiated this medical device recall for the following reason: due to tolerancing, the flange of the Phygen Leucadia" Autolok set screw may interfere with the top of the screw head prior to fully locking the rod. If this… |
No ancestor or descendant has a Class I recall.
What does this lineage say?
How does its category compare?
All NKB devicesNKB Thoracolumbosacral Pedicle Screw System: FDA decisions, review times, recalls and adverse event reports over 20 years. 2012, this device’s year, is highlighted.
FDA decisions per year · NKB
24in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · NKB
61in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · NKB
1in 2025
Class I (1 since 2007) Class II/III not classified
Adverse event reports per year · NKB
1,171in 2025
MAUDE reports naming product code NKB, 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 | 38 | 87 | 4 | 34 |
| 2008 | 36 | 59 | 5 | 82 |
| 2009 | 44 | 71 | 33 | 171 |
| 2010 | 37 | 111 | 4 | 462 |
| 2011 | 48 | 84 | 3 | 577 |
| 2012 | 60 | 79 | 13 | 1,747 |
| 2013 | 35 | 73 | 0 | 1,962 |
| 2014 | 46 | 90 | 3 (1) | 1,671 |
| 2015 | 55 | 90 | 3 | 1,446 |
| 2016 | 50 | 84 | 1 | 1,585 |
| 2017 | 63 | 69 | 1 | 1,618 |
| 2018 | 56 | 61 | 3 | 1,684 |
| 2019 | 39 | 84 | 1 | 1,915 |
| 2020 | 48 | 68 | 1 | 2,076 |
| 2021 | 32 | 61 | 0 | 1,745 |
| 2022 | 34 | 88 | 5 | 1,339 |
| 2023 | 44 | 72 | 2 | 919 |
| 2024 | 39 | 57 | 3 | 1,614 |
| 2025 | 24 | 61 | 1 | 1,171 |
| 2026 | 30 | 91 | 3 | — |
What is it indicated for?
The LEUCADIA AutoLok TM Pedicle Screw System is intended to be Used as an adjunct to fusion using autograft or allograft in posterior, non-cervical fixation for the following conditions:
Degenerative disc disease (defined as back pain of discogenic origin with degeneration of the disc confirmed by history and radiographic studies); spondylolisthesis; trauma (i.e. fracture or dislocation); spinal stenosis; curvatures (i.e. scoliosis, kyphosis and/or lordosis); tumor pseudarthrosis; and/or failed previous fusion.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K113366 · printed Nov 6, 2026
Cite this page
510(k) Report. “K113366: Leucadia Autolok Pedicle Screw System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K113366
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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