510(k) Report

510(k) · Cleared

Cleared

Varios 75

K071447510(k) TraditionalCleared Apr 18, 2008330-day reviewClass II21 CFR 872.4850

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

Nakanishi, Inc. · ELC Scaler, Ultrasonic

Cleared on Apr 18, 2008 after a 330-day review. FDA’s file for it is a 510(k) statement, which names no predicate. 2 later devices descend from it.

Decided
Apr 18, 2008
Review
330 days
Class
Class II
Product code
ELC
Recalls
None
Predicates
0

2 later devices descend from it, 1 citing it directly.

Descendants, by year cleared 2013: 1 descendant cleared2025: 1 descendant cleared20052010201520202025
  1. This deviceK071447 Varios 75Nakanishi, Inc. · 2008
  2. Descendant · cites it directly · 1 of its ownK113530 Ultrasonic ScalerNakanishi, Inc. · 2013
  3. Descendant · 2 generations on · 0 of its ownK251689 Varios 170 Lux Scaler System (VA170LUXS10); Varios 170 Lux Scaler…Nakanishi, Inc. · 2025

Most influential descendants

Showing 2 of 2 · See all
  • K113530Ultrasonic ScalerNakanishi, Inc. · 2013 · cites it directly1descendant
  • K251689Varios 170 Lux Scaler System (VA170LUXS10); Varios 170 Lux Scaler System (VA170LUXS11)…Nakanishi, Inc. · 2025 · 2 generations on0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
0 (this device)K071447Varios 75Nakanishi, Inc.2008—
+1K113530Ultrasonic ScalerNakanishi, Inc.2013—
+2K251689Varios 170 Lux Scaler System (VA170LUXS10); Varios 170 Lux Scaler System…Nakanishi, Inc.2025—

Descendants by year cleared

Year clearedDevicesWith a Class I recall
201310
202510
FIG. 1 — Lineage of K071447, 2008–2025Source: 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 510(k) statement (indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

Planning a device in ELC? 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 ELC device

  1. #1 K260773 Varios Combi Pro2score 12.5 · 6 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
Get a 510(k) Report

What was it cleared against?

FDA’s file for it is a 510(k) statement, which names no predicate.

What descends from it? (2)

1 later device cites it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K113530Ultrasonic ScalerNakanishi, Inc.20131

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, K113530 (Nakanishi, Inc., 2013) has gone furthest, with 1 descendant of its own.

How does its category compare?

All ELC devices

ELC Scaler, Ultrasonic: FDA decisions, review times, recalls and adverse event reports over 20 years. 2008, this device’s year, is highlighted.

FDA decisions per year · ELC

2in 2025

2007: 62008: 42009: 42010: 42011: 32012: 12013: 132014: 62015: 52016: 32017: 22018: 12019: 42020: 12021: 32022: 22023: 52024: 42025: 22026 (partial year): 2
2007high 13 (2013) · low 1 (2012)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · ELC

104in 2024

2007: 92 days median2008: 216 days median2009: 121 days median2010: 201 days median2011: 122 days median2013: 174 days median2014: 193 days median2015: 150 days median2016: 88 days median2019: 192 days median2021: 196 days median2023: 258 days median2024: 104 days median
2007high 258 (2023) · low 88 (2016)2026

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

Recalls per year · ELC

2in 2022

2022: 2
2007high 2 (2022) · low 0 (2007)2026

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

Adverse event reports per year · ELC

284in 2025

2007: 122008: 582009: 1082010: 792011: 52012: 32013: 62014: 372015: 1352016: 1692017: 3562018: 2892019: 3022020: 1642021: 1662022: 1652023: 2102024: 2192025: 284
2007high 356 (2017) · low 3 (2012)2025

MAUDE reports naming product code ELC, 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
2007692012
20084216058
200941210108
20104201079
2011312205
20121—03
20131317406
20146193037
201551500135
20163880169
20172—0356
20181—0289
201941920302
20201—0164
202131960166
20222—2165
202352580210
202441040219
20252—0284
20262—0—

What is it indicated for?

This device, Varios 75, an electric ultrasonic scaler, is intended for use with an appropriate tip for following use.

- Scaling, Perio, Implant Maintenance, Endodontic, Retrograde Endo, Restorative (for Minimal Intervention / Finishing / Trimming / Polishing / Caries of Dentin), Prosthetics (Condensation / Loosening / Plugging)

Indications for use as stated in the FDA 510(k) statement.

Cite this page

510(k) Report. “K071447: Varios 75.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K071447

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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