510(k) Report

510(k) · Cleared

Cleared

iFuse INTRA Ti™ Implant System

K253488510(k) TraditionalCleared Feb 11, 2026110-day reviewClass II21 CFR 888.3040

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

SI-BONE, Inc. · OUR Sacroiliac Joint Fixation

Cleared on Feb 11, 2026 as substantially equivalent to K180818 (Tenon Medical, Inc., 2018) and 4 other predicates after a 110-day review. Its family tree reaches back 23 generations to 1993.

Decided
Feb 11, 2026
Review
110 days
Class
Class II
Product code
OUR
Recalls
None
Predicates
5

Its longest line of descent runs back 23 generations to K930834 (1993). 307 ancestors in all, the oldest K792022 (1979). No later device cites it as a predicate yet.

Other ancestors, by year cleared 2021: 3 other ancestors2018: 3 other ancestors2017: 3 other ancestors2022: 2 other ancestors2020: 1 other ancestor2019: 4 other ancestors2016: 3 other ancestors2012: 3 other ancestors2011: 8 other ancestors2009: 6 other ancestors2008: 8 other ancestors2005: 19 other ancestors2002: 15 other ancestors2001: 20 other ancestors1996: 14 other ancestors2015: 6 other ancestors2014: 1 other ancestor2013: 5 other ancestors2010: 5 other ancestors2003: 20 other ancestors2000: 18 other ancestors1991: 2 other ancestors2007: 6 other ancestors2006: 12 other ancestors1990: 4 other ancestors1999: 10 other ancestors1997: 9 other ancestors1995: 13 other ancestors1994: 11 other ancestors2004: 16 other ancestors1998: 11 other ancestors1992: 8 other ancestors1988: 2 other ancestors1987: 1 other ancestor1993: 4 other ancestors1989: 2 other ancestors1986: 2 other ancestors1979: 1 other ancestor1985: 1 other ancestor1984: 2 other ancestorsReference device: K161210 · RIALTO (TM) SI Fusion System, Medtronic Reusable Instruments for Use with the IPC (TM) Powerease (TM) System, and Medtronic Navigated Manual Reusable Instruments for use with the StealthStation (TM) and IPC (TM) Powerease (TM) Systems · Medtronic Sofamor Danek · 2016Reference device: K233508 · iFuse Bedrock Granite® Implant System · SI-BONE, Inc. · 2024Reference device: K220195 · iFuse Bedrock Granite™ Implant System · SI-BONE, Inc. · 2022Reference device: K241504 · iFuse TORQ TNT™ Implant System · SI-BONE, Inc. · 2024Reference device: K251780 · iGPS Navigation Instruments · SI-BONE, Inc. · 2025K930834 · Acutract · Acu Med, Inc. · 1993K051309 · Roi Fusion Rods & Plates · Reiley Orthopaedics, Inc. · 2005 · recalledK080398 · SI Joint Fusion System · SI-BONE, Inc. · 2008K110838 · Ifuse Implant System · SI-BONE, Inc. · 2011×3: 3 generations cleared close together, K122074 (2012), K123850 (2013), K131405 (2013) K141049 · Ifuse Implant System · SI-BONE, Inc. · 2014×4: 4 generations cleared close together, K150714 (2015), K151718 (2015), K152681 (2016), K160652 (2016) K162733 · iFuse Implant System® - iFuse-3D implant · SI-BONE, Inc. · 2017×2: 2 generations cleared close together, K182983 (2018), K183342 (2019) ×4: 4 generations cleared close together, K200696 (2020), K201664 (2020), K203138 (2020), K210667 (2021) ×2: 2 generations cleared close together, K213667 (2022), K222605 (2022) K231689 · iFuse TORQ® Implant System · SI-BONE, Inc. · 2023K241574 · iFuse TORQ® Implant System · SI-BONE, Inc. · 202419801990200020102020
Other ancestors, by generation 1 generation back: 3 other ancestors2 generations back: 16 other ancestors3 generations back: 27 other ancestors4 generations back: 24 other ancestors5 generations back: 35 other ancestors6 generations back: 52 other ancestors7 generations back: 39 other ancestors8 generations back: 35 other ancestors9 generations back: 32 other ancestors10 generations back: 10 other ancestors11 generations back: 7 other ancestors12 generations back: 4 other ancestors K241574 · iFuse TORQ® Implant System · SI-BONE, Inc. · 2024K231689 · iFuse TORQ® Implant System · SI-BONE, Inc. · 2023K222605 · iFuse TORQ® Implant System · SI-BONE, Inc. · 2022K213667 · iFuse-TORQ® Implant System · SI-BONE, Inc. · 2022K210667 · FIREBIRD SI Fusion System · Orthofix, Inc. · 2021K203138 · FIREBIRD SI Fusion System · Orthofix, Inc. · 2020K201664 · FIREBIRD SI Fusion System · Orthofix, Inc. · 2020K200696 · FIREBIRD SI Fusion System · Orthofix, Inc. · 2020 · recalledK183342 · SambaScrew 3D SI Fusion System · Orthofix, Inc. · 2019K182983 · iFuse Implant System® · SI-BONE, Inc. · 2018K162733 · iFuse Implant System® - iFuse-3D implant · SI-BONE, Inc. · 2017K160652 · iFUSE Implant System · SI-BONE, Inc. · 2016K152681 · iFuse Implant System (R) · SI-BONE, Inc. · 2016K151718 · iFuse Implant System · SI-BONE, Inc. · 2015K150714 · SI-BONE iFuse Implant System · SI-BONE, Inc. · 2015K141049 · Ifuse Implant System · SI-BONE, Inc. · 2014K131405 · Ifuse Implant System · SI-BONE, Inc. · 2013K123850 · Ifuse Implant System · SI-BONE, Inc. · 2013K122074 · Ifuse Implant System · SI-BONE, Inc. · 2012K110838 · Ifuse Implant System · SI-BONE, Inc. · 2011K080398 · SI Joint Fusion System · SI-BONE, Inc. · 2008K051309 · Roi Fusion Rods & Plates · Reiley Orthopaedics, Inc. · 2005 · recalledK930834 · Acutract · Acu Med, Inc. · 1993−20−15−10−50
  1. Root · 23 generations backK930834 AcutractAcu Med, Inc. · 1993
  2. 19 generations between
  3. 3 generations backK222605 iFuse TORQ® Implant SystemSI-BONE, Inc. · 2022
  4. 2 generations backK231689 iFuse TORQ® Implant SystemSI-BONE, Inc. · 2023
  5. 1 generation backK241574 iFuse TORQ® Implant SystemSI-BONE, Inc. · 2024
  6. This deviceK253488 iFuse INTRA Ti™ Implant SystemSI-BONE, Inc. · 2026
Show all 23 generations
  1. Root · 23 generations backK930834 AcutractAcu Med, Inc. · 1993
  2. 22 generations backK051309 Roi Fusion Rods & PlatesReiley Orthopaedics, Inc. · 2005 · Recalled
  3. 21 generations backK080398 SI Joint Fusion SystemSI-BONE, Inc. · 2008
  4. 20 generations backK110838 Ifuse Implant SystemSI-BONE, Inc. · 2011
  5. 19 generations backK122074 Ifuse Implant SystemSI-BONE, Inc. · 2012
  6. 18 generations backK123850 Ifuse Implant SystemSI-BONE, Inc. · 2013
  7. 17 generations backK131405 Ifuse Implant SystemSI-BONE, Inc. · 2013
  8. 16 generations backK141049 Ifuse Implant SystemSI-BONE, Inc. · 2014
  9. 15 generations backK150714 SI-BONE iFuse Implant SystemSI-BONE, Inc. · 2015
  10. 14 generations backK151718 iFuse Implant SystemSI-BONE, Inc. · 2015
  11. 13 generations backK152681 iFuse Implant System (R)SI-BONE, Inc. · 2016
  12. 12 generations backK160652 iFUSE Implant SystemSI-BONE, Inc. · 2016
  13. 11 generations backK162733 iFuse Implant System® - iFuse-3D implantSI-BONE, Inc. · 2017
  14. 10 generations backK182983 iFuse Implant System®SI-BONE, Inc. · 2018
  15. 9 generations backK183342 SambaScrew 3D SI Fusion SystemOrthofix, Inc. · 2019
  16. 8 generations backK200696 FIREBIRD SI Fusion SystemOrthofix, Inc. · 2020 · Recalled
  17. 7 generations backK201664 FIREBIRD SI Fusion SystemOrthofix, Inc. · 2020
  18. 6 generations backK203138 FIREBIRD SI Fusion SystemOrthofix, Inc. · 2020
  19. 5 generations backK210667 FIREBIRD SI Fusion SystemOrthofix, Inc. · 2021
  20. 4 generations backK213667 iFuse-TORQ® Implant SystemSI-BONE, Inc. · 2022
  21. 3 generations backK222605 iFuse TORQ® Implant SystemSI-BONE, Inc. · 2022
  22. 2 generations backK231689 iFuse TORQ® Implant SystemSI-BONE, Inc. · 2023
  23. 1 generation backK241574 iFuse TORQ® Implant SystemSI-BONE, Inc. · 2024
  24. This deviceK253488 iFuse INTRA Ti™ Implant SystemSI-BONE, Inc. · 2026
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−23K930834AcutractAcu Med, Inc.1993—
−22K051309Roi Fusion Rods & PlatesReiley Orthopaedics, Inc.20052
−21K080398SI Joint Fusion SystemSI-BONE, Inc.2008—
−20K110838Ifuse Implant SystemSI-BONE, Inc.2011—
−19K122074Ifuse Implant SystemSI-BONE, Inc.2012—
−18K123850Ifuse Implant SystemSI-BONE, Inc.2013—
−17K131405Ifuse Implant SystemSI-BONE, Inc.2013—
−16K141049Ifuse Implant SystemSI-BONE, Inc.2014—
−15K150714SI-BONE iFuse Implant SystemSI-BONE, Inc.2015—
−14K151718iFuse Implant SystemSI-BONE, Inc.2015—
−13K152681iFuse Implant System (R)SI-BONE, Inc.2016—
−12K160652iFUSE Implant SystemSI-BONE, Inc.2016—
−11K162733iFuse Implant System® - iFuse-3D implantSI-BONE, Inc.2017—
−10K182983iFuse Implant System®SI-BONE, Inc.2018—
−9K183342SambaScrew 3D SI Fusion SystemOrthofix, Inc.2019—
−8K200696FIREBIRD SI Fusion SystemOrthofix, Inc.20201
−7K201664FIREBIRD SI Fusion SystemOrthofix, Inc.2020—
−6K203138FIREBIRD SI Fusion SystemOrthofix, Inc.2020—
−5K210667FIREBIRD SI Fusion SystemOrthofix, Inc.2021—
−4K213667iFuse-TORQ® Implant SystemSI-BONE, Inc.2022—
−3K222605iFuse TORQ® Implant SystemSI-BONE, Inc.2022—
−2K231689iFuse TORQ® Implant SystemSI-BONE, Inc.2023—
−1K241574iFuse TORQ® Implant SystemSI-BONE, Inc.2024—
0 (this device)K253488iFuse INTRA Ti™ Implant SystemSI-BONE, Inc.2026—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
197910
198420
198510
198620
198710
198820
198920
199040
199120
199280
199340
1994110
1995130
1996140
199790
1998110
1999100
2000180
2001200
2002150
2003200
2004160
2005190
2006120
200760
200880
200960
201050
201180
201230
201350
201410
201560
201630
201730
201830
201940
202010
202130
202220
FIG. 1 — Lineage of K253488, 1993–2026Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

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 OUR? 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 OUR device

  1. #1 K233508 iFuse Bedrock Granite® Implant Systemscore 30.7 · 31 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
Get a 510(k) Report

What was it cleared against? (5)

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.

TypeNumberDeviceApplicantDecidedRecalls
*K180818Catamaran Sacroiliac Joint Fixation System (CAT SIJ Fixation System)
Summary page 5
…Manufacturer 510(k)# Clearance Date Catamaran Sacroiliac Joint Tenon Medical K180818 13 June 2018 Fixation System Additional Predicates: Predicate Device…
Tenon Medical, Inc.2018—
*K203247iFuse-TORQ™ Implant System
Summary page 5
…Predicate Device Manufacturer 510(k)# Clearance Date K203247 4 March 2021 iFuse TORQ Implant System SI-BONE, Inc.…
SI-BONE, Inc.20211
*K241574iFuse TORQ® Implant System
Summary page 5
…K203247 4 March 2021 iFuse TORQ Implant System SI-BONE, Inc. K241574 2 July 2024 DePuy Synthes 6.5 mm Synthes USA Products…
SI-BONE, Inc.2024—
*K161616DePuy Synthes 4.0 mm and 4.5 mm Cortex Screws, DePuy Synthes 2.4 mm Cannulated Screws…
Summary page 5
…K241574 2 July 2024 DePuy Synthes 6.5 mm Synthes USA Products K161616 16 February 2017 Cannulated Screws iFuse 3D Implant System SI-BONE, Inc.…
Synthes USA Products, LLC2017—
*K162733iFuse Implant System® - iFuse-3D implant
Summary page 5
…Synthes USA Products K161616 16 February 2017 Cannulated Screws iFuse 3D Implant System SI-BONE, Inc. K162733 10 March 2017…
SI-BONE, Inc.2017—
†K161210RIALTO (TM) SI Fusion System, Medtronic Reusable Instruments for Use with the IPC (TM)…Medtronic Sofamor Danek2016—
†K233508iFuse Bedrock Granite® Implant SystemSI-BONE, Inc.2024—
†K220195iFuse Bedrock Granite™ Implant SystemSI-BONE, Inc.2022—
†K241504iFuse TORQ TNT™ Implant SystemSI-BONE, Inc.2024—
†K251780iGPS Navigation InstrumentsSI-BONE, Inc.2025—

Also cleared against K180818: 10 other devices →

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 33 years and passes through 4 companies; a new generation was cleared every 9 months on median.
  • 47 of the 307 ancestors have a recall of any class.
  • 10 other devices also cite its predicate K180818.

How does its category compare?

All OUR devices

OUR Sacroiliac Joint Fixation: FDA decisions, review times, recalls and adverse event reports over 20 years. 2026, this device’s year, is highlighted.

FDA decisions per year · OUR

14in 2025

2008: 12009: 12010: 12011: 32012: 22013: 42014: 32015: 82016: 62017: 42018: 72019: 72020: 72021: 92022: 142023: 202024: 152025: 142026 (partial year): 6
2007high 20 (2023) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · OUR

97in 2025

2011: 27 days median2013: 103 days median2014: 91 days median2015: 111 days median2016: 168 days median2017: 120 days median2018: 82 days median2019: 89 days median2020: 88 days median2021: 85 days median2022: 149 days median2023: 55 days median2024: 74 days median2025: 97 days median2026 (partial year): 98 days median
2007high 168 (2016) · low 27 (2011)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · OUR

1in 2025

2025: 12026 (partial year): 1
2007high 1 (2025) · low 0 (2007)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · OUR

10in 2025

2011: 62012: 812013: 962014: 1462015: 1192016: 1222017: 1572018: 1372019: 1752020: 1482021: 1542022: 232023: 72024: 152025: 10
2007high 175 (2019) · low 0 (2007)2025

MAUDE reports naming product code OUR, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20070—00
20081—00
20091—00
20101—00
201132706
20122—081
20134103096
20143910146
201581110119
201661680122
201741200157
20187820137
20197890175
20207880148
20219850154
202214149023
2023205507
20241574015
20251497110
20266981—

What is it indicated for?

The iFuse INTRA Ti Implant System is intended for fusion of the sacroiliac joint for sacroiliac joint dysfunction that is a direct result of sacroiliac joint disruption and degenerative sacroiliitis. This includes conditions whose symptoms began during pregnancy or in the peripartum period and have persisted postpartum for more than 6 months.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K253488: iFuse INTRA Ti™ Implant System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K253488

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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