510(k) Report

510(k) · Cleared

Cleared

Mesh Nebulizer (H6)

K251659510(k) TraditionalCleared Nov 14, 2025168-day reviewClass II21 CFR 868.5630

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

Qingdao Future Medical Technology Co., Ltd. · CAF Nebulizer (Direct Patient Interface)

Cleared on Nov 14, 2025 as substantially equivalent to K171549 (Qingdao Future Medical Technology Co., Ltd., 2018) after a 168-day review. Its family tree reaches back 4 generations to 1992.

Decided
Nov 14, 2025
Review
168 days
Class
Class II
Product code
CAF
Recalls
None
Predicates
1

Its longest line of descent runs back 4 generations to K923024 (1992). No later device cites it as a predicate yet.

  1. Root · 4 generations backK923024 NE-U04/NE U04FOmron Healthcare, Inc. · 1992 · Recalled
  2. 3 generations backK062263 Omron Micro-Air Vibrating Mesh Nebulizer, Model NE-U22Omron Healthcare, Inc. · 2007
  3. 2 generations backK132247 Ultrasonic Mesh NebulizerFoshan Gaunying Electronics Co., Ltd. · 2014
  4. 1 generation backK171549 Intelligent Mesh NebulizerQingdao Future Medical Technology Co., Ltd. · 2018
  5. This deviceK251659 Mesh Nebulizer (H6)Qingdao Future Medical Technology Co., Ltd. · 2025
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−4K923024NE-U04/NE U04FOmron Healthcare, Inc.19921
−3K062263Omron Micro-Air Vibrating Mesh Nebulizer, Model NE-U22Omron Healthcare, Inc.2007—
−2K132247Ultrasonic Mesh NebulizerFoshan Gaunying Electronics Co., Ltd.2014—
−1K171549Intelligent Mesh NebulizerQingdao Future Medical Technology Co., Ltd.2018—
0 (this device)K251659Mesh Nebulizer (H6)Qingdao Future Medical Technology Co., Ltd.2025—
FIG. 1 — Lineage of K251659, 1992–2025Source: 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 CAF? 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 CAF device

  1. #1 K260270 FindAir ONE for pMDI (FAO-MDI-V12-GRE-001)score 13.2 · 7 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? (1)

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
*K171549Intelligent Mesh Nebulizer
Summary page 5
…ion Class: Class II 9) Model:H6 3. Predicate Device Information Sponsor: Qingdao Future Medical Technology Co., Ltd. Device: Intelligent Mesh Nebulizer 510(K) Number: K171549 4. Device Description The Mesh Nebulizer H6 is a portable handheld device that uses micromesh vibration technology to generate…
Qingdao Future Medical Technology Co., Ltd.2018—

Also cleared against K171549: 2 other devices →

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.

What does this lineage say?

  • The line of descent spans 33 years and passes through 3 companies; a new generation was cleared every 7.2 years on median.
  • 1 of the 4 ancestors has a recall of any class.
  • 2 other devices also cite its predicate K171549.

How does its category compare?

All CAF devices

CAF Nebulizer (Direct Patient Interface): FDA decisions, review times, recalls and adverse event reports over 20 years. 2025, this device’s year, is highlighted.

FDA decisions per year · CAF

7in 2025

2007: 182008: 122009: 82010: 102011: 102012: 92013: 92014: 92015: 82016: 52017: 82018: 92019: 32020: 62021: 82022: 42023: 82024: 42025: 72026 (partial year): 2
2007high 18 (2007) · low 3 (2019)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · CAF

211in 2025

2007: 98 days median2008: 123 days median2009: 163 days median2010: 114 days median2011: 157 days median2012: 126 days median2013: 238 days median2014: 151 days median2015: 186 days median2016: 186 days median2017: 253 days median2018: 161 days median2019: 266 days median2020: 219 days median2021: 324 days median2022: 176 days median2023: 279 days median2024: 251 days median2025: 211 days median
2007high 324 (2021) · low 98 (2007)2026

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

Recalls per year · CAF

1in 2018

2007: 12011: 12014: 52015: 32016: 12017: 14, 13 Class I2018: 1
2007high 14 (2017) · low 0 (2008)2026

Class I (13 since 2007) Class II/III not classified

Adverse event reports per year · CAF

191in 2025

2007: 262008: 112009: 152010: 372011: 2372012: 1382013: 2172014: 1232015: 1662016: 2012017: 2562018: 1622019: 1852020: 1172021: 1612022: 552023: 1072024: 1022025: 191
2007high 256 (2017) · low 11 (2008)2025

MAUDE reports naming product code CAF, 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
20071898126
200812123011
20098163015
201010114037
2011101571237
201291260138
201392380217
201491515123
201581863166
201651861201
2017825314 (13)256
201891611162
201932660185
202062190117
202183240161
20224176055
202382790107
202442510102
202572110191
20262—0—

What is it indicated for?

The Mesh Nebulizer designed to aerosolized liquid medications for inhalation by patient, the device may be used with pediatric(> 4 years of age) and adult patients in the home, hospital and sub-acute care settings.

It is not intended for use with Pentamidine.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K251659: Mesh Nebulizer (H6).” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K251659

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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