510(k) · Cleared
ClearedPERIO-FLOW nozzle
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
E.M.S Electro Medical Systems S.A · EFB Handpiece, Air-Powered, Dental
Cleared on Dec 18, 2017 as substantially equivalent to K132480 (E.M.S Electro Medical Systems S.A, 2014) after a 241-day review. Its family tree reaches back 4 generations to 1990. 1 later device descends from it.
- Decided
- Dec 18, 2017
- Review
- 241 days
- Class
- Class I
- Product code
- EFB
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 4 generations to K900709 (1990). 1 later device descends from it, 1 citing it directly.
- Root · 4 generations backK900709 Air Flow SiiElectro Medical Systems (Ems Sa) · 1990
- 3 generations backK073284 Air-Flow Master Standard(Ems Sa) Electro Medical Systems · 2007
- 2 generations backK082791 Ems Air-Flow MasterE.M.S Electro Medical Systems S.A · 2009
- 1 generation backK132480 Air-Flow Handy 3.0 PerioE.M.S Electro Medical Systems S.A · 2014
- This deviceK171174 PERIO-FLOW nozzleE.M.S Electro Medical Systems S.A · 2017
- Descendant · cites it directly · 0 of its ownK241880 Air Powered Tooth Polishing System (Perio-Mate); Air Powered Tooth…Nakanishi, Inc. · 2024
Most influential descendants
Showing 1 of 1 · See all- K241880Air Powered Tooth Polishing System (Perio-Mate); Air Powered Tooth Polishing System…Nakanishi, Inc. · 2024 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −4 | K900709 | Air Flow Sii | Electro Medical Systems (Ems Sa) | 1990 | — |
| −3 | K073284 | Air-Flow Master Standard | (Ems Sa) Electro Medical Systems | 2007 | — |
| −2 | K082791 | Ems Air-Flow Master | E.M.S Electro Medical Systems S.A | 2009 | — |
| −1 | K132480 | Air-Flow Handy 3.0 Perio | E.M.S Electro Medical Systems S.A | 2014 | — |
| 0 (this device) | K171174 | PERIO-FLOW nozzle | E.M.S Electro Medical Systems S.A | 2017 | — |
| +1 | K241880 | Air Powered Tooth Polishing System (Perio-Mate); Air Powered Tooth Polishing… | Nakanishi, Inc. | 2024 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2024 | 1 | 0 |
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 EFB? 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 EFB device
- #1 K262144 DIAMED Handpiece;DIAMED Airmotor;DIAMED…score 13.3 · 5 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
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.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K132480 | Air-Flow Handy 3.0 PerioSummary page 4…: I Product Code: EFB IV. PREDICATE DEVICES Primary Predicate: E.M.S. Electro Medical Systems S.A., AIR-FLOW handy 3.0 PERIO (K132480 cleared on 02/24/2014 V. DEVICE DESCRIPTION The PERIO-FLOW nozzle is a flexible, thermoplastic accessory to… | 2014 |
What descends from it? (1)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K241880 | Air Powered Tooth Polishing System (Perio-Mate); Air Powered Tooth Polishing System… | 2024 | 0 |
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 27 years and passes through 3 companies; a new generation was cleared every 5.0 years on median.
- None of the 4 ancestors has a recall.
- Of its descendants, K241880 (Nakanishi, Inc., 2024) has gone furthest, with 0 descendants of its own.
- 1 other device also cites its predicate K132480.
How does its category compare?
All EFB devicesEFB Handpiece, Air-Powered, Dental: FDA decisions, review times, recalls and adverse event reports over 20 years. 2017, this device’s year, is highlighted.
FDA decisions per year · EFB
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · EFB
209in 2024
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · EFB
No recall names EFB since 2007.
Adverse event reports per year · EFB
83in 2025
MAUDE reports naming product code EFB, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 12 | 61 | 0 | 13 |
| 2008 | 7 | 97 | 0 | 19 |
| 2009 | 11 | 120 | 0 | 40 |
| 2010 | 8 | 116 | 0 | 78 |
| 2011 | 4 | 168 | 0 | 96 |
| 2012 | 8 | 130 | 0 | 97 |
| 2013 | 3 | 207 | 0 | 61 |
| 2014 | 7 | 200 | 0 | 73 |
| 2015 | 7 | 296 | 0 | 87 |
| 2016 | 3 | 205 | 0 | 122 |
| 2017 | 7 | 246 | 0 | 153 |
| 2018 | 3 | 210 | 0 | 81 |
| 2019 | 3 | 348 | 0 | 117 |
| 2020 | 5 | 259 | 0 | 94 |
| 2021 | 2 | — | 0 | 123 |
| 2022 | 5 | 430 | 0 | 157 |
| 2023 | 4 | 158 | 0 | 116 |
| 2024 | 5 | 209 | 0 | 104 |
| 2025 | 1 | — | 0 | 83 |
| 2026 | 4 | 252 | 0 | — |
What is it indicated for?
The PERIO-FLOW nozzle, used with EMS PERIO-FLOW dental handpieces, is intended for patients suffering from periodontal disease.
The PERIO-FLOW nozzle, used with EMS PERIO-FLOW dental handpieces, is indicated for the non-surgical removal of subgingival plaque in pockets up to 5 mm after initial periodontal treatment.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K171174 · printed Nov 6, 2026
Cite this page
510(k) Report. “K171174: PERIO-FLOW nozzle.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K171174
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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