510(k) Report

510(k) · Cleared

Cleared

LS OIL

K173920510(k) TraditionalCleared Oct 11, 2018293-day reviewClass I21 CFR 872.4200

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

J. Morita USA, Inc. · EKX Handpiece, Direct Drive, Ac-Powered

Cleared on Oct 11, 2018 as substantially equivalent to K052700 (Nsk America Corp., 2005) after a 293-day review. Its family tree reaches back 1 generation to 2005.

Decided
Oct 11, 2018
Review
293 days
Class
Class I
Product code
EKX
Recalls
None
Predicates
1

Its longest line of descent runs back 1 generation to K052700 (2005). No later device cites it as a predicate yet.

K052700 · Pana-Spray · Nsk America Corp. · 20050
  1. Root · 1 generation backK052700 Pana-SprayNsk America Corp. · 2005
  2. This deviceK173920 LS OILJ. Morita USA, Inc. · 2018
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−1K052700Pana-SprayNsk America Corp.2005—
0 (this device)K173920LS OILJ. Morita USA, Inc.2018—
FIG. 1 — Lineage of K173920, 2005–2018Source: 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 EKX? 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 EKX device

  1. #1 K261987 Reusable SmartPegscore 13.2 · 5 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
*K052700Pana-Spray
Summary page 6
…CORP. - 510(k) Number pending K052700 K170275 Intended use Lubricant for dental Lubricant for Lubricant for Intended…
Nsk America Corp.2005—
†K170275Tri Auto ZX2J. Morita USA, Inc.2017—

Also cleared against K052700: 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?

  • Its one ancestor has no recall.
  • 2 other devices also cite its predicate K052700.

How does its category compare?

All EKX devices

EKX Handpiece, Direct Drive, Ac-Powered: FDA decisions, review times, recalls and adverse event reports over 20 years. 2018, this device’s year, is highlighted.

FDA decisions per year · EKX

5in 2025

2007: 12008: 32009: 42010: 32011: 42012: 22013: 22014: 32015: 32016: 32017: 22018: 32019: 32020: 12021: 52022: 32023: 42024: 42025: 52026 (partial year): 1
2007high 5 (2021) · low 1 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · EKX

244in 2025

2008: 101 days median2009: 186 days median2010: 114 days median2011: 75 days median2014: 251 days median2015: 178 days median2016: 274 days median2018: 293 days median2019: 349 days median2021: 214 days median2022: 359 days median2023: 152 days median2024: 276 days median2025: 244 days median
2007high 359 (2022) · low 75 (2011)2026

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

Recalls per year · EKX

No recall names EKX since 2007.

Adverse event reports per year · EKX

9in 2025

2007: 92008: 102009: 112010: 202011: 62012: 272013: 452014: 1022015: 682016: 662017: 102018: 492019: 562020: 672021: 792022: 372023: 142024: 192025: 9
2007high 102 (2014) · low 6 (2011)2025

MAUDE reports naming product code EKX, 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—09
20083101010
20094186011
20103114020
201147506
20122—027
20132—045
201432510102
20153178068
20163274066
20172—010
20183293049
20193349056
20201—067
20215214079
20223359037
20234152014
20244276019
2025524409
20261—0—

What is it indicated for?

LS OIL is a lubricant and is intended for use to lubricate dental handpieces.

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. “K173920: LS OIL.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K173920

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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