510(k) Report

510(k) · Cleared

Cleared

DYNAMIS™ SI Screw System

K243565510(k) TraditionalCleared Feb 28, 2025102-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

Promethean Restorative, LLC · OUR Sacroiliac Joint Fixation

Cleared on Feb 28, 2025 as substantially equivalent to K241574 (SI-BONE, Inc., 2024) and 2 other predicates after a 102-day review. Its family tree reaches back 23 generations to 1993. 1 later device descends from it.

Decided
Feb 28, 2025
Review
102 days
Class
Class II
Product code
OUR
Recalls
None
Predicates
3

Its longest line of descent runs back 23 generations to K930834 (1993). 221 ancestors in all, the oldest K841189 (1984). 1 later device descends from it, 1 citing it directly.

Other ancestors, by year clearedDescendants, by year cleared 2021: 4 other ancestors2019: 4 other ancestors2022: 2 other ancestors2016: 3 other ancestors2015: 7 other ancestors2013: 5 other ancestors2009: 2 other ancestors2002: 11 other ancestors2020: 1 other ancestor2017: 2 other ancestors2014: 1 other ancestor2012: 3 other ancestors2011: 6 other ancestors2010: 3 other ancestors2005: 13 other ancestors2018: 3 other ancestors2008: 5 other ancestors2006: 6 other ancestors2001: 11 other ancestors2000: 10 other ancestors1996: 5 other ancestors1995: 11 other ancestors1991: 1 other ancestor1990: 4 other ancestors2007: 3 other ancestors1999: 7 other ancestors1997: 8 other ancestors1994: 7 other ancestors2004: 12 other ancestors2003: 13 other ancestors1998: 7 other ancestors1988: 2 other ancestors1987: 1 other ancestor1992: 7 other ancestors1989: 1 other ancestor1986: 2 other ancestors1985: 1 other ancestor1993: 2 other ancestors1984: 2 other ancestors2025: 1 descendant clearedK930834 · 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. · 2011×2: 2 generations cleared close together, K122074 (2012), K123850 (2013) K131405 · Ifuse Implant System · SI-BONE, Inc. · 2013K141049 · Ifuse Implant System · SI-BONE, Inc. · 2014K150714 · SI-BONE iFuse Implant System · SI-BONE, Inc. · 2015×3: 3 generations cleared close together, 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 generationDescendants, by generation 1 generation back: 2 other ancestors2 generations back: 7 other ancestors3 generations back: 17 other ancestors4 generations back: 22 other ancestors5 generations back: 23 other ancestors6 generations back: 41 other ancestors7 generations back: 21 other ancestors8 generations back: 23 other ancestors9 generations back: 27 other ancestors10 generations back: 8 other ancestors11 generations back: 5 other ancestors12 generations back: 2 other ancestors 1 generation forward: 1 descendant 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 deviceK243565 DYNAMIS™ SI Screw SystemPromethean Restorative, LLC · 2025
  7. Descendant · cites it directly · 0 of its ownK251075 DYNAMIS™ Implant SystemPromethean Restorative, LLC · 2025
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 deviceK243565 DYNAMIS™ SI Screw SystemPromethean Restorative, LLC · 2025

Most influential descendants

Showing 1 of 1 · See all
  • K251075DYNAMIS™ Implant SystemPromethean Restorative, LLC · 2025 · cites it directly0descendants
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)K243565DYNAMIS™ SI Screw SystemPromethean Restorative, LLC2025—
+1K251075DYNAMIS™ Implant SystemPromethean Restorative, LLC2025—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
198420
198510
198620
198710
198820
198910
199040
199110
199270
199320
199470
1995110
199650
199780
199870
199970
2000100
2001110
2002110
2003130
2004120
2005130
200660
200730
200850
200920
201030
201160
201230
201350
201410
201570
201630
201720
201830
201940
202010
202140
202220

Descendants by year cleared

Year clearedDevicesWith a Class I recall
202510
FIG. 1 — Lineage of K243565, 1993–2025Source: 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 30.8 · 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? (3)

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
*K241574iFuse TORQ® Implant System
Summary page 5
…c bone fixation fastener Class: II Product Code: OUR, HWC Primary Predicate: SI-BONE iFuse TORQ® Implant System (K241574) Additional Predicates: Curiteva, Sacroiliac Joint Fusion System (K210402) Genesys Spine…
SI-BONE, Inc.2024—
*K210402Curiteva Sacroiliac Joint Fusion System
Summary page 5
…OUR, HWC Primary Predicate: SI-BONE iFuse TORQ® Implant System (K241574) Additional Predicates: Curiteva, Sacroiliac Joint Fusion System (K210402) Genesys Spine Sacroiliac Joint Fusion System (K191748) Device Description: The DYNAMIS™ SI Scr…
Curiteva, Inc.2021—
*K191748Genesys Spine Sacroiliac Joint Fusion System
Summary page 5
…K241574) Additional Predicates: Curiteva, Sacroiliac Joint Fusion System (K210402) Genesys Spine Sacroiliac Joint Fusion System (K191748) Device Description: The DYNAMIS™ SI Screw System consists of threaded, fenestrated, cannulated, 3D-printed implants and associ…
Genesys Spine2019—

Also cleared against K241574: 2 other devices →

What descends from it? (1)

1 later device cites it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K251075DYNAMIS™ Implant SystemPromethean Restorative, LLC20250

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 32 years and passes through 5 companies; a new generation was cleared every 9 months on median.
  • 30 of the 221 ancestors have a recall of any class.
  • Of its descendants, K251075 (Promethean Restorative, LLC, 2025) has gone furthest, with 0 descendants of its own.
  • 2 other devices also cite its predicate K241574.

How does its category compare?

All OUR devices

OUR Sacroiliac Joint Fixation: FDA decisions, review times, recalls and adverse event reports over 20 years. 2025, 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 DYNAMIS T M SI Screw System is indicated for sacroiliac joint fusion for:

* Sacroiliac joint dysfunction including sacroiliac joint disruption and degenerative sacroiliitis.

* Augmenting immobilization and stabilization of the sacroiliac joint in skeletally mature patients undergoing sacropelvic fixation as part of a lumbar or thoracolumbar fusion.

The DYNAMIS T M SI Screw System is also indicated for fracture fixation of the pelvis, including acute, non-acute and nontraumatic fractures.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K243565: DYNAMIS™ SI Screw System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K243565

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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