Cleared Traditional

K211794 - Disposable surgical mask (FDA 510(k) Clearance)

Class II General Hospital device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K211794 · Shanghai No.9 Knitting Mill Co., Ltd. · General Hospital
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Sep 2021
Decision
110d
Days
Class 2
Risk

K211794 is an FDA 510(k) clearance for the Disposable surgical mask. Classified as Mask, Surgical (product code FXX), Class II - Special Controls.

Submitted by Shanghai No.9 Knitting Mill Co., Ltd. (Shanghai, CN). The FDA issued a Cleared decision on September 28, 2021 after a review of 110 days - within the typical 510(k) review window.

This device falls under the General Hospital FDA review panel, regulated under 21 CFR 878.4040 - the FDA general hospital device framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Standard predicate-based submission. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the General Hospital review framework, consistent with the majority of Class II 510(k) submissions.

View all Shanghai No.9 Knitting Mill Co., Ltd. devices

Submission Details

510(k) Number K211794 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received June 10, 2021
Decision Date September 28, 2021
Days to Decision 110 days
Submission Type Traditional
Review Panel General Hospital (HO)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
18d faster than avg
Panel avg: 128d · This submission: 110d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code FXX Mask, Surgical
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 878.4040
What this classification means

Class II devices require demonstration of substantial equivalence to a legally marketed predicate device. This pathway does not require clinical trials - it relies on engineering equivalence and performance data. Most General Hospital devices follow this clearance model.

Regulatory Consultant

Shanghai Sungo Management Consulting Company Limited.
Ivy Wang

The regulatory consultant manages the 510(k) submission process on behalf of the applicant - coordinating technical documentation, predicate strategy and FDA communications. Identifying the consultant behind a submission is a key signal for competitive regulatory intelligence.

Regulatory Peers - FXX Mask, Surgical

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