510(k) Report

510(k) · Cleared

Cleared

Medical Mask

K201729510(k) TraditionalCleared Dec 3, 2020162-day reviewClass II21 CFR 878.4040

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

Zhende Medical Co., Ltd. · FXX Mask, Surgical

Cleared on Dec 3, 2020 as substantially equivalent to K110455 (Kimberly-Clark Corp., 2011) after a 162-day review. Its family tree reaches back 4 generations to 1987. 5 later devices descend from it.

Decided
Dec 3, 2020
Review
162 days
Class
Class II
Product code
FXX
Recalls
None
Predicates
1

Its longest line of descent runs back 4 generations to K874608 (1987). 6 ancestors in all, the oldest K801036 (1980). 5 later devices descend from it, 3 citing it directly.

Other ancestors, by year clearedDescendants, by year cleared 1980: 1 other ancestor1991: 1 other ancestor2021: 2 descendants cleared2022: 1 descendant cleared2023: 1 descendant cleared2024: 1 descendant clearedK874608 · Tecnol Fluid Shield Surgical Mask · Tecnol New Jersey Wound Care, Inc. · 1987K955556 · Fluid Resistant Mask · American Threshold Healthcare · 1996K082258 · Crosstex Isolite and Isofluid Earloop Face Masks and Isofluid Fogfree Face Masks with and Without Splash Visor · Crosstex International · 2008K110455 · Kimberly-Clark Low Barrier, Astm 2100 Face Masks · Kimberly-Clark Corp. · 201119801990200020102020
Other ancestors, by generationDescendants, by generation 3 generations back: 1 other ancestor4 generations back: 1 other ancestor 1 generation forward: 3 descendants2 generations forward: 1 descendant3 generations forward: 1 descendant K110455 · Kimberly-Clark Low Barrier, Astm 2100 Face Masks · Kimberly-Clark Corp. · 2011K082258 · Crosstex Isolite and Isofluid Earloop Face Masks and Isofluid Fogfree Face Masks with and Without Splash Visor · Crosstex International · 2008K955556 · Fluid Resistant Mask · American Threshold Healthcare · 1996K874608 · Tecnol Fluid Shield Surgical Mask · Tecnol New Jersey Wound Care, Inc. · 19870
  1. Root · 4 generations backK874608 Tecnol Fluid Shield Surgical MaskTecnol New Jersey Wound Care, Inc. · 1987
  2. 3 generations backK955556 Fluid Resistant MaskAmerican Threshold Healthcare · 1996
  3. 2 generations backK082258 Crosstex Isolite and Isofluid Earloop Face Masks and Isofluid…Crosstex International · 2008
  4. 1 generation backK110455 Kimberly-Clark Low Barrier, Astm 2100 Face MasksKimberly-Clark Corp. · 2011
  5. This deviceK201729 Medical MaskZhende Medical Co., Ltd. · 2020
  6. Descendant · cites it directly · 2 of its ownK214087 Medical Face MaskHubei Medlink Healthcare Co., Ltd. · 2022
  7. Descendant · 2 generations on · 1 of its ownK222809 Medical Disposable Face MasksAnqing Mayfield Medical Limited · 2023
  8. Descendant · 3 generations on · 0 of its ownK240258 Disposable Medical Face Mask (M643BE)Makrite Industries, Inc. · 2024
  9. Descendant · cites it directly · 0 of its ownK203012 Surgical MaskCustomfab, Inc. · 2021
  10. Descendant · cites it directly · 0 of its ownK202708 Surgical Face MasksIntco Medical (Hk) Co., Ltd. · 2021

Most influential descendants

Showing 5 of 5 · See all
  • K214087Medical Face MaskHubei Medlink Healthcare Co., Ltd. · 2022 · cites it directly2descendants
  • K222809Medical Disposable Face MasksAnqing Mayfield Medical Limited · 2023 · 2 generations on1descendant
  • K240258Disposable Medical Face Mask (M643BE)Makrite Industries, Inc. · 2024 · 3 generations on0descendants
  • K203012Surgical MaskCustomfab, Inc. · 2021 · cites it directly0descendants
  • K202708Surgical Face MasksIntco Medical (Hk) Co., Ltd. · 2021 · cites it directly0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−4K874608Tecnol Fluid Shield Surgical MaskTecnol New Jersey Wound Care, Inc.1987—
−3K955556Fluid Resistant MaskAmerican Threshold Healthcare1996—
−2K082258Crosstex Isolite and Isofluid Earloop Face Masks and Isofluid Fogfree Face…Crosstex International2008—
−1K110455Kimberly-Clark Low Barrier, Astm 2100 Face MasksKimberly-Clark Corp.2011—
0 (this device)K201729Medical MaskZhende Medical Co., Ltd.2020—
+1K214087Medical Face MaskHubei Medlink Healthcare Co., Ltd.2022—
+2K222809Medical Disposable Face MasksAnqing Mayfield Medical Limited2023—
+3K240258Disposable Medical Face Mask (M643BE)Makrite Industries, Inc.2024—
+1K203012Surgical MaskCustomfab, Inc.2021—
+1K202708Surgical Face MasksIntco Medical (Hk) Co., Ltd.2021—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
198010
199110

Descendants by year cleared

Year clearedDevicesWith a Class I recall
202120
202210
202310
202410
FIG. 1 — Lineage of K201729, 1987–2024Source: 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 FXX? 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 FXX device

  1. #1 K201479 DemeMASKscore 40.2 · 6 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
*K110455Kimberly-Clark Low Barrier, Astm 2100 Face Masks
Summary page 4
…ation Classification Name: Surgical Face Mask Classification: Class II Product code: FXX Regulation Number: 878.4040 Review Panel: Surgical Apparel C. Predicate device: K110455 Kimberly-Clark KC100 Mask Kimberly-Clark D. Intended use of the device: The Medical Masks are intended to be worn to protect bot…
Kimberly-Clark Corp.2011—

Also cleared against K110455: 18 other devices →

What descends from it? (5)

3 later devices cite it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K214087Medical Face MaskHubei Medlink Healthcare Co., Ltd.20222
K203012Surgical MaskCustomfab, Inc.20210
K202708Surgical Face MasksIntco Medical (Hk) Co., Ltd.20210

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 33 years and passes through 5 companies; a new generation was cleared every 9.6 years on median.
  • 1 of the 6 ancestors has a recall of any class.
  • Of its descendants, K214087 (Hubei Medlink Healthcare Co., Ltd., 2022) has gone furthest, with 2 descendants of its own.
  • 18 other devices also cite its predicate K110455.

How does its category compare?

All FXX devices

FXX Mask, Surgical: FDA decisions, review times, recalls and adverse event reports over 20 years. 2020, this device’s year, is highlighted.

FDA decisions per year · FXX

6in 2025

2007: 22008: 22009: 12010: 72011: 62012: 12013: 32014: 12015: 52016: 52017: 12018: 32019: 42020: 272021: 2182022: 912023: 222024: 152025: 62026 (partial year): 5
2007high 218 (2021) · low 1 (2009)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · FXX

123in 2025

2010: 144 days median2011: 137 days median2013: 219 days median2015: 298 days median2016: 268 days median2018: 119 days median2019: 124 days median2020: 113 days median2021: 162 days median2022: 113 days median2023: 139 days median2024: 263 days median2025: 123 days median2026 (partial year): 142 days median
2007high 298 (2015) · low 113 (2020)2026

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

Recalls per year · FXX

2in 2024

2019: 22023: 12024: 2
2007high 2 (2019) · low 0 (2007)2026

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

Adverse event reports per year · FXX

11in 2025

2007: 112008: 102009: 32010: 92011: 82012: 222013: 92014: 52015: 142016: 162017: 452018: 212019: 232020: 602021: 672022: 212023: 212024: 212025: 11
2007high 67 (2021) · low 3 (2009)2025

MAUDE reports naming product code FXX, 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—011
20082—010
20091—03
2010714409
2011613708
20121—022
2013321909
20141—05
20155298014
20165268016
20171—045
20183119021
20194124223
202027113060
2021218162067
202291113021
202322139121
202415263221
20256123011
202651420—

What is it indicated for?

The Medical Masks are intended to be worn to protect both the patient and healthcare personnel from transfer of

microorganisms, body fluids and particulate material. These face masks are intended for use in infection control practices to reduce the potential exposure of the wearer to blood and body fluids. This is a single use, disposable device(s), provided non-sterile.

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. “K201729: Medical Mask.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 3, 2026. https://510kreport.com/device/K201729

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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