510(k) Report

PMA · Approved

Approved

LimiFlex™ Dynamic Sagittal Tether

P220031/S001PMAApproved Apr 8, 202627-day reviewClass III

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

Empirical Spine, Inc. · SGK Prosthesis, Spinous Process Tension Band Implant

Approved on Apr 8, 2026 through premarket approval, which rests on the device’s own clinical evidence after a 27-day review.

Decided
Apr 8, 2026
Review
27 days
Class
Class III
Product code
SGK
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 P220031/S001Source: 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 SGK? 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 SGK devices

SGK Prosthesis, Spinous Process Tension Band Implant: FDA decisions, review times, recalls and adverse event reports over 20 years. 2026, this device’s year, is highlighted.

FDA decisions per year · SGK

2so far in 2026, the most since 2007

2026 (partial year): 2
2007high 2 (2026) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · SGK

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

Recalls per year · SGK

No recall names SGK since 2007.

Adverse event reports per year · SGK

No MAUDE report names SGK since 2007.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20070—00
20080—00
20090—00
20100—00
20110—00
20120—00
20130—00
20140—00
20150—00
20160—00
20170—00
20180—00
20190—00
20200—00
20210—00
20220—00
20230—00
20240—00
20250—00
20262—0—
Cite this page

510(k) Report. “P220031/S001: LimiFlex™ Dynamic Sagittal Tether.” Lineage record from FDA PMA data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/P220031/S001

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