510(k) Report

510(k) · Cleared

Cleared

miraDry System

K160141510(k) TraditionalCleared Oct 31, 2016284-day reviewClass II21 CFR 878.4400

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

Miramar Labs, Inc. · NEY System, Ablation, Microwave And Accessories

Cleared on Oct 31, 2016 as substantially equivalent to K150419 (Miramar Labs, Inc., 2015) after a 284-day review. Its family tree reaches back 11 generations to 1986. 1 later device descends from it.

Decided
Oct 31, 2016
Review
284 days
Class
Class II
Product code
NEY
Recalls
None
Predicates
1

Its longest line of descent runs back 11 generations to K861904 (1986). 24 ancestors in all, the oldest K790187 (1979). 1 later device descends from it, 1 citing it directly.

  1. Root · 11 generations backK861904 HS-15M Microwave Surgery Equipment, MicrotazeCooper Lasersonics, Inc. · 1986
  2. 7 generations between
  3. 3 generations backK103014 Miradry SystemMiramar Labs, Inc. · 2011 · Recalled
  4. 2 generations backK131162 Miradry SystemMiramar Labs, Inc. · 2013 · Recalled
  5. 1 generation backK150419 miraDry System MD4000Miramar Labs, Inc. · 2015 · Recalled
  6. This deviceK160141 miraDry SystemMiramar Labs, Inc. · 2016
  7. Descendant · cites it directly · 0 of its ownK180396 miraDry SystemMiramar Labs, Inc. · 2018
Show all 11 generations
  1. Root · 11 generations backK861904 HS-15M Microwave Surgery Equipment, MicrotazeCooper Lasersonics, Inc. · 1986
  2. 10 generations backK011676 Vivawave Microwave SystemVivant Medical, Inc. · 2002 · Recalled
  3. 9 generations backK023311 Loop Microwave Ablation ProbeVivant Medical, Inc. · 2003
  4. 8 generations backK032047 Tri-Loop Microwave Ablation ProbeVivant Medical, Inc. · 2003
  5. 7 generations backK032702 Vivatip Microwave Ablation ProbeVivant Medical, Inc. · 2003
  6. 6 generations backK052919 Microsulis Tissue Ablation SystemMicrosulis Americas, Inc. · 2006
  7. 5 generations backK072870 Microwave Tissue Coagulation System (MTCS)Foundry Newco X, Inc. · 2008
  8. 4 generations backK082819 Dermatologic Treatment System (DTS) G2Miramar Labs, Inc. · 2009
  9. 3 generations backK103014 Miradry SystemMiramar Labs, Inc. · 2011 · Recalled
  10. 2 generations backK131162 Miradry SystemMiramar Labs, Inc. · 2013 · Recalled
  11. 1 generation backK150419 miraDry System MD4000Miramar Labs, Inc. · 2015 · Recalled
  12. This deviceK160141 miraDry SystemMiramar Labs, Inc. · 2016

Most influential descendants

Showing 1 of 1 · See all
  • K180396miraDry SystemMiramar Labs, Inc. · 2018 · cites it directly0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−11K861904HS-15M Microwave Surgery Equipment, MicrotazeCooper Lasersonics, Inc.1986—
−10K011676Vivawave Microwave SystemVivant Medical, Inc.20021
−9K023311Loop Microwave Ablation ProbeVivant Medical, Inc.2003—
−8K032047Tri-Loop Microwave Ablation ProbeVivant Medical, Inc.2003—
−7K032702Vivatip Microwave Ablation ProbeVivant Medical, Inc.2003—
−6K052919Microsulis Tissue Ablation SystemMicrosulis Americas, Inc.2006—
−5K072870Microwave Tissue Coagulation System (MTCS)Foundry Newco X, Inc.2008—
−4K082819Dermatologic Treatment System (DTS) G2Miramar Labs, Inc.2009—
−3K103014Miradry SystemMiramar Labs, Inc.20112
−2K131162Miradry SystemMiramar Labs, Inc.20131
−1K150419miraDry System MD4000Miramar Labs, Inc.20151
0 (this device)K160141miraDry SystemMiramar Labs, Inc.2016—
+1K180396miraDry SystemMiramar Labs, Inc.2018—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
197910
198310
198420
198610
199630
199810
199910
200110
200210
200310

Descendants by year cleared

Year clearedDevicesWith a Class I recall
201810
FIG. 1 — Lineage of K160141, 1986–2018Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

Get the monthly Device Review Tracker

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 NEY? 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 NEY device

  1. #1 K253771 Disposable Microwave Ablation Antenna…score 14.5 · 13 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? (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
*K150419miraDry System MD4000
Summary page 5
…pg. 1 K160141 Page 2 of 6 PREDICATE DEVICE The miraDry MD4000 System (K150419). DEVICE DESCRIPTION The miraDry MD4000 that is the subject of this 510(k) is identical to the device described and cleared in K…
Miramar Labs, Inc.20151

What descends from it? (1)

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

NumberDeviceApplicantDecidedDescendants
K180396miraDry SystemMiramar Labs, Inc.20180

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 30 years and passes through 5 companies; a new generation was cleared every 1.6 years on median.
  • 5 of the 24 ancestors have a recall of any class.
  • Of its descendants, K180396 (Miramar Labs, Inc., 2018) has gone furthest, with 0 descendants of its own.

How does its category compare?

All NEY devices

NEY System, Ablation, Microwave And Accessories: FDA decisions, review times, recalls and adverse event reports over 20 years. 2016, this device’s year, is highlighted.

FDA decisions per year · NEY

1in 2025

2007: 22008: 32009: 42010: 32012: 32013: 12014: 12015: 22016: 32017: 32018: 32019: 22020: 72021: 42022: 12023: 92024: 72025: 12026 (partial year): 2
2007high 9 (2023) · low 0 (2011)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · NEY

94in 2024

2008: 145 days median2009: 169 days median2010: 219 days median2012: 81 days median2016: 30 days median2017: 121 days median2018: 90 days median2020: 178 days median2021: 379 days median2023: 155 days median2024: 94 days median
2007high 379 (2021) · low 30 (2016)2026

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

Recalls per year · NEY

1in 2022

2017: 122018: 32021: 12022: 1
2007high 12 (2017) · low 0 (2007)2026

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

Adverse event reports per year · NEY

112in 2025

2007: 182008: 152009: 72010: 282011: 262012: 92013: 162014: 272015: 922016: 1762017: 2252018: 1022019: 1232020: 1282021: 2172022: 1422023: 1062024: 1412025: 112
2007high 225 (2017) · low 7 (2009)2025

MAUDE reports naming product code NEY, 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
20072—018
20083145015
2009416907
20103219028
20110—026
201238109
20131—016
20141—027
20152—092
20163300176
2017312112225
20183903102
20192—0123
202071780128
202143791217
20221—1142
202391550106
20247940141
20251—0112
20262—0—

What is it indicated for?

The miraDry System MD4000 is indicated for use in the treatment of primary axillary hyperhidrosis plus unwanted underarm hair removal, and permanent reduction of underarm hair of all colors for Fitzpatrick skin types I – IV.

Permanent hair reduction is defined as long-term, stable reduction in the number of hairs regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime.

When used for the treatment of primary axillary hyperhidrosis, the miraDry System MD4000 may reduce underarm odor.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K160141: miraDry System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K160141

Report an extraction error

Tell us what is wrong; we check it against the FDA summary.

Are you the manufacturer?

Send a correction or an update to this page, for example a newer model or a public statement about a recall.

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