510(k) Report

510(k) · Cleared

Cleared

Snoremaster

K954128510(k) TraditionalCleared Oct 2, 199531-day reviewClass II21 CFR 872.5570

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

D.D.S., Inc. · LRK Device, Anti-Snoring

Cleared on Oct 2, 1995 after a 31-day review. FDA has not posted a summary or statement for it, so its predicates are not known. 29 later devices descend from it.

Decided
Oct 2, 1995
Review
31 days
Class
Class II
Product code
LRK
Recalls
None
Predicates
0

29 later devices descend from it, 3 citing it directly.

Descendants, by year cleared 2011: 1 descendant cleared2012: 2 descendants cleared2016: 2 descendants cleared2014: 1 descendant cleared2018: 2 descendants cleared2023: 1 descendant cleared2017: 1 descendant cleared2025: 6 descendants cleared2026: 6 descendants cleared2020: 1 descendant cleared2019: 1 descendant cleared2021: 3 descendants cleared2024: 2 descendants cleared1995200020052010201520202025
  1. This deviceK954128 SnoremasterD.D.S., Inc. · 1995
  2. Descendant · cites it directly · 26 of its ownK112205 Snorerx 9.0Consumer Health Products, Inc. · 2011
  3. Descendant · 2 generations on · 22 of its ownK153200 SnoreRxApnea Sciences Corporation · 2016
  4. Descendant · 3 generations on · 21 of its ownK170825 SnoreRxApnea Sciences Corporation · 2017
  5. Descendant · cites it directly · 4 of its ownK113569 ApnearxApnea Science Corporation · 2012
  6. Descendant · 4 generations on · 3 of its ownK233850 Difiney Anti Snoring DeviceFissiontech, LLC · 2024

Showing 5 of 29 descendants. See all descendants

Descendants cleared per year

2011: 12012: 22014: 12016: 22017: 12018: 22019: 12020: 12021: 32023: 12024: 22025: 62026: 6
2011high 6 (2025) · low 0 (2013)2026

Most influential descendants

Showing 5 of 29 · See all
  • K112205Snorerx 9.0Consumer Health Products, Inc. · 2011 · cites it directly26descendants
  • K153200SnoreRxApnea Sciences Corporation · 2016 · 2 generations on22descendants
  • K170825SnoreRxApnea Sciences Corporation · 2017 · 3 generations on21descendants
  • K113569ApnearxApnea Science Corporation · 2012 · cites it directly4descendants
  • K233850Difiney Anti Snoring DeviceFissiontech, LLC · 2024 · 4 generations on3descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
0 (this device)K954128SnoremasterD.D.S., Inc.1995—
+1K112205Snorerx 9.0Consumer Health Products, Inc.2011—
+2K153200SnoreRxApnea Sciences Corporation2016—
+3K170825SnoreRxApnea Sciences Corporation2017—
+1K113569ApnearxApnea Science Corporation2012—
+4K233850Difiney Anti Snoring DeviceFissiontech, LLC2024—

Descendants by year cleared

Year clearedDevicesWith a Class I recall
201110
201220
201410
201620
201710
201820
201910
202010
202130
202310
202420
202560
202660
FIG. 1 — Lineage of K954128, 1995–2026Source: 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), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

Planning a device in LRK? 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 LRK device

  1. #1 K252531 Myosa (S1H, S1, S2, S3, S1M, S2M); Myosa for…score 16.3 · 9 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
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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? (29)

See all 29

3 later devices cite it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K112205Snorerx 9.0Consumer Health Products, Inc.201126
K113569ApnearxApnea Science Corporation20124
K113022PuresleepSleep Science Partners, Inc.20121

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?

  • Of its descendants, K112205 (Consumer Health Products, Inc., 2011) has gone furthest, with 26 descendants of its own.

How does its category compare?

All LRK devices

LRK Device, Anti-Snoring: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · LRK

14in 2025

2007: 12008: 32009: 32010: 82011: 102012: 102013: 92014: 112015: 62016: 102017: 72018: 102019: 132020: 52021: 102022: 112023: 52024: 62025: 142026 (partial year): 10
2007high 14 (2025) · low 1 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · LRK

107in 2025

2008: 109 days median2009: 88 days median2010: 195 days median2011: 134 days median2012: 142 days median2013: 233 days median2014: 219 days median2015: 117 days median2016: 157 days median2017: 170 days median2018: 200 days median2019: 150 days median2020: 80 days median2021: 126 days median2022: 154 days median2023: 156 days median2024: 254 days median2025: 107 days median2026 (partial year): 63 days median
2007high 254 (2024) · low 80 (2020)2026

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

Recalls per year · LRK

1in 2025

2009: 22025: 12026 (partial year): 1
2007high 2 (2009) · low 0 (2007)2026

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

Adverse event reports per year · LRK

653in 2025

2008: 12009: 112010: 72011: 692012: 4452013: 722014: 492015: 282016: 182017: 322018: 612019: 562020: 242021: 492022: 402023: 502024: 1852025: 653
2007high 653 (2025) · low 0 (2007)2025

MAUDE reports naming product code LRK, 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—00
2008310901
2009388211
2010819507
201110134069
2012101420445
20139233072
201411219049
20156117028
201610157018
20177170032
201810200061
201913150056
2020580024
202110126049
202211154040
20235156050
202462540185
2025141071653
202610631—
Cite this page

510(k) Report. “K954128: Snoremaster.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K954128

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