510(k) · Cleared
ClearedFule Spinal Fixation System
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Beijing Fule Science & Technology Development Co., Ltd. · NKB Thoracolumbosacral Pedicle Screw System
Cleared on Oct 24, 2025 as substantially equivalent to K111883 (A-Spine Asia, Co., Ltd., 2011) after a 57-day review. Its family tree reaches back 7 generations to 1990.
- Decided
- Oct 24, 2025
- Review
- 57 days
- Class
- Class II
- Product code
- NKB
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 7 generations to K901587 (1990). 35 ancestors in all. No later device cites it as a predicate yet.
- Root · 7 generations backK901587 TSRH Sacral L-ConnectorDanek Medical, Inc. · 1990
- 6 generations backK950099 Synergy (TM) TI Posterior Spinal SystemBuckman Co., Inc. · 1997
- 5 generations backK973836 Synergy 6.35MM SS Rod with Screws for Anterior Use, Part of the…Cross Medical Products, Inc. · 1998
- 4 generations backK974749 Synergy Closed Variable Locking Screw (VLS), Part of the Cross…Cross Medical Products, Inc. · 1998
- 3 generations backK100377 Diamondback Spinal SystemEminent Spine · 2010
- 2 generations backK102853 Flamenco Spinal Fixation SystemUlrich GmbH & Co. KG · 2011 · Recalled
- 1 generation backK111883 Smartloc Spinal Fixation SystemA-Spine Asia, Co., Ltd. · 2011
- This deviceK252730 Fule Spinal Fixation SystemBeijing Fule Science & Technology Development Co., Ltd. · 2025
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −7 | K901587 | TSRH Sacral L-Connector | Danek Medical, Inc. | 1990 | — |
| −6 | K950099 | Synergy (TM) TI Posterior Spinal System | Buckman Co., Inc. | 1997 | — |
| −5 | K973836 | Synergy 6.35MM SS Rod with Screws for Anterior Use, Part of the Cross… | Cross Medical Products, Inc. | 1998 | — |
| −4 | K974749 | Synergy Closed Variable Locking Screw (VLS), Part of the Cross Medical-Synergy… | Cross Medical Products, Inc. | 1998 | — |
| −3 | K100377 | Diamondback Spinal System | Eminent Spine | 2010 | — |
| −2 | K102853 | Flamenco Spinal Fixation System | Ulrich GmbH & Co. KG | 2011 | 1 |
| −1 | K111883 | Smartloc Spinal Fixation System | A-Spine Asia, Co., Ltd. | 2011 | — |
| 0 (this device) | K252730 | Fule Spinal Fixation System | Beijing Fule Science & Technology Development Co., Ltd. | 2025 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1990 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 3 | 0 |
| 2004 | 1 | 0 |
| 2005 | 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 |
|---|---|---|---|
| * | K111883 | Smartloc Spinal Fixation SystemSummary page 5…ass: Class II Product Code: NKB Primary Predicate Device Predicate Device Name: SmartLoc Spinal Fixation System Manufacturer: A-Spine Asia Co., Ltd. 510(k) Number: K111883 Device Description The Fule Spinal Fixation System consists of rods, polyaxial pedicle screws, set screws, and connectors, avai… | 2011 |
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 35 years and passes through 7 companies; a new generation was cleared every 1.1 years on median.
- 5 of the 35 ancestors have a recall of any class.
- 1 other device also cites its predicate K111883.
How does its category compare?
All NKB devicesNKB Thoracolumbosacral Pedicle Screw System: FDA decisions, review times, recalls and adverse event reports over 20 years. 2025, 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 Fule Spinal Fixation System is a thoracolumbosacral pedicle screw system intended to provide immobilization and stabilization of thoracic, lumbar, and sacral spinal segments (T1 to S2) as an adjunct to fusion in skeletally mature patients for the following acute and chronic instabilities or deformities: degenerative disc disease (as confirmed by patient history and radiographic studies), spondylolisthesis, fracture, dislocation, spinal stenosis, scoliosis, kyphosis, lordosis, spinal tumor, pseudarthrosis and failed previous fusion.
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/K252730 · printed Nov 6, 2026
Cite this page
510(k) Report. “K252730: Fule Spinal 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/K252730
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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