510(k) Report

510(k) · Cleared

Cleared

Hudson RCI Variable concentration Large Volume Nebulizer (1770)

K220955510(k) TraditionalCleared Jun 23, 2023448-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

Medline Industires, Inc. · CAF Nebulizer (Direct Patient Interface)

Cleared on Jun 23, 2023 as substantially equivalent to K041418 (Cardinalhealth, 2004) after a 448-day review. Its family tree reaches back 1 generation to 2004.

Decided
Jun 23, 2023
Review
448 days
Class
Class II
Product code
CAF
Recalls
None
Predicates
1

Its longest line of descent runs back 1 generation to K041418 (2004). No later device cites it as a predicate yet.

  1. Root · 1 generation backK041418 Airlife Misty Finity Large Volume Continuous NebulizerCardinalhealth · 2004
  2. This deviceK220955 Hudson RCI Variable concentration Large Volume Nebulizer (1770)Medline Industires, Inc. · 2023
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−1K041418Airlife Misty Finity Large Volume Continuous NebulizerCardinalhealth2004—
0 (this device)K220955Hudson RCI Variable concentration Large Volume Nebulizer (1770)Medline Industires, Inc.2023—
FIG. 1 — Lineage of K220955, 2004–2023Source: 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
*K041418Airlife Misty Finity Large Volume Continuous Nebulizer
Summary page 4
…ates: 510(k) Number Predicate Device Name / Manufacturer Primary Predicate K041418 AirLife Misty Finity Large Volume Continuous…
Cardinalhealth2004—
†K141214Aquapak Nebulizer Adaptors/ReservoirsTeleflexmedical, Inc.2014—

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?

  • Its one ancestor has no recall.

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. 2023, 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 non-prefilled nebulizer is indicated for use when humidity needs to be added to the air flow going to a patient in the form of an aerosol. The large volume nebulizer also allows for the provision of humidified oxygen at select oxygen concentrations from 28% to 98%. This product is for single patient use and is designed to be used in hospital, nursing homes, extended care facilities, outpatient clinics as prescribed by a healthcare professional.

Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.

Cite this page

510(k) Report. “K220955: Hudson RCI Variable concentration Large Volume Nebulizer (1770).” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K220955

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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