510(k) Report

510(k) · Cleared

Cleared

Hair Growth System

K191754510(k) TraditionalCleared Nov 22, 2019144-day reviewClass II21 CFR 890.5500

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

Kunshan Bella Optical Technology Co., Ltd. · OAP Laser, Comb, Hair

Cleared on Nov 22, 2019 after a 144-day review. FDA’s file for it is a 510(k) statement, which names no predicate.

Decided
Nov 22, 2019
Review
144 days
Class
Class II
Product code
OAP
Recalls
None
Predicates
0

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

FIG. 1 — Lineage of K191754Source: FDA 510(k) database · 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 OAP? 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 OAP device

  1. #1 K222790 F65 Laser Systemscore 20.5 · 21 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?

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

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.

How does its category compare?

All OAP devices

OAP Laser, Comb, Hair: FDA decisions, review times, recalls and adverse event reports over 20 years. 2019, this device’s year, is highlighted.

FDA decisions per year · OAP

6in 2025

2007: 12009: 12010: 12011: 42012: 22013: 32014: 32015: 82016: 82017: 52018: 152019: 92020: 92021: 52022: 82023: 82024: 102025: 62026 (partial year): 9
2007high 15 (2018) · low 0 (2008)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · OAP

87in 2025

2011: 89 days median2013: 262 days median2014: 80 days median2015: 126 days median2016: 83 days median2017: 83 days median2018: 87 days median2019: 89 days median2020: 88 days median2021: 89 days median2022: 99 days median2023: 81 days median2024: 94 days median2025: 87 days median2026 (partial year): 83 days median
2007high 262 (2013) · low 80 (2014)2026

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

Recalls per year · OAP

No recall names OAP since 2007.

Adverse event reports per year · OAP

11in 2025

2011: 12013: 12015: 22016: 12017: 12018: 12019: 42021: 32022: 22024: 12025: 11
2007high 11 (2025) · low 0 (2007)2025

MAUDE reports naming product code OAP, 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—00
20080—00
20091—00
20101—00
201148901
20122—00
2013326201
201438000
2015812602
201688301
201758301
2018158701
201998904
202098800
202158903
202289902
202388100
2024109401
2025687011
20269830—

What is it indicated for?

Hair Growth System, Models: SPARK-3 and SPARK-4 are indicated to promote hair growth in females with androgenetic alopecia who have Ludwing-Savin Classifications of I-Ⅱ, in males with androgenetic alopecia who have Norwood-Hamilton Classifications of Ⅱa-V and for both, Fitzpatrick Classification of Skin Phototypes I to Ⅳ.

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

Cite this page

510(k) Report. “K191754: Hair Growth System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K191754

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Record history
  • FDA decision record loaded May 2, 2026
  • Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
  • Page last updated Nov 3, 2026