510(k) Report

PMA · Approved

Approved

SpF Implantable Spinal Fusion Stimulators

P850035/S057PMAApproved Aug 25, 202290-day reviewClass III

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

Ahp Eos Buyer, Inc. · LOE Stimulator, Invasive Bone Growth

Approved on Aug 25, 2022 through premarket approval, which rests on the device’s own clinical evidence after a 90-day review.

Decided
Aug 25, 2022
Review
90 days
Class
Class III
Product code
LOE
Recalls
None

PMA approvals rest on their own clinical evidence and do not claim a predicate, so this family tree starts here.

FIG. 1 — Lineage of P850035/S057Source: FDA PMA database · How lineage is built

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

Sources: FDA PMA database (decision fields and supplements), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

Planning a device in LOE? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.

  • Candidate predicates for a device like this, rankedin the report
  • Recall history across each candidate’s familyin the report
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Does it have a predicate?

PMA decisions do not claim a predicate device.

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.

How does its category compare?

All LOE devices

LOE Stimulator, Invasive Bone Growth: FDA decisions, review times, recalls and adverse event reports over 20 years. 2022, this device’s year, is highlighted.

FDA decisions per year · LOE

1in 2024

2007: 12008: 32011: 12012: 22013: 42014: 22015: 42016: 42017: 42018: 162019: 42021: 22022: 42024: 1
2007high 16 (2018) · low 0 (2009)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · LOE

Too few LOE 510(k)s in any year since 2007 to give a median.

Recalls per year · LOE

2in 2018

2018: 2, 2 Class I
2007high 2 (2018) · low 0 (2007)2026

Class I (2 since 2007) Class II/III not classified

Adverse event reports per year · LOE

7in 2025

2007: 22008: 322009: 32010: 32011: 72012: 42013: 32014: 32015: 62016: 52017: 52018: 82019: 102020: 52021: 32023: 22024: 22025: 7
2007high 32 (2008) · low 0 (2022)2025

MAUDE reports naming product code LOE, 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
20071—02
20083—032
20090—03
20100—03
20111—07
20122—04
20134—03
20142—03
20154—06
20164—05
20174—05
201816—2 (2)8
20194—010
20200—05
20212—03
20224—00
20230—02
20241—02
20250—07
20260—0—
Cite this page

510(k) Report. “P850035/S057: SpF Implantable Spinal Fusion Stimulators.” Lineage record from FDA PMA data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/P850035/S057

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Record history
  • FDA decision record loaded May 2, 2026
  • Page last updated Nov 3, 2026