510(k) Report

510(k) · Cleared

Cleared

Freespira Breathing System

K233337510(k) TraditionalCleared Apr 24, 2025573-day reviewClass II21 CFR 882.5050

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

Freespira, Inc. · SEN Biofeedback For Adjunctive Treatment Of Symptoms Associated With Stress And Anxiety

Cleared on Apr 24, 2025 after a 573-day review. FDA has not posted a summary or statement for it, so its predicates are not known.

Decided
Apr 24, 2025
Review
573 days
Class
Class II
Product code
SEN
Recalls
None
Predicates
0

FDA has not posted a summary or statement for it, so its predicates are not known.

FIG. 1 — Lineage of K233337Source: FDA 510(k) database · 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), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

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What was it cleared against?

FDA has not posted a summary or statement for it, so its predicates are not known.

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 SEN devices

SEN Biofeedback For Adjunctive Treatment Of Symptoms Associated With Stress And Anxiety: FDA decisions, review times, recalls and adverse event reports over 20 years. 2025, this device’s year, is highlighted.

FDA decisions per year · SEN

1in 2025

2025: 1
2007high 1 (2025) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · SEN

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

Recalls per year · SEN

No recall names SEN since 2007.

Adverse event reports per year · SEN

No MAUDE report names SEN 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
20251—00
20260—0—
Cite this page

510(k) Report. “K233337: Freespira Breathing System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K233337

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