Cleared Traditional

K253001 - KT Airway Clearance Device II (KT-3)

Also marketed or referenced as:
KT Airway Clearance Device II (KT-5)

K253001 is an FDA 510(k) clearance for KT Airway Clearance Device II (KT-3), manufactured by Hunan Ruijiong Biotech Co., Ltd.. The device is a Class 2 Anesthesiology device with product code NHJ cleared through the Traditional 510(k) pathway after a 270-day FDA review.

K253001 · Hunan Ruijiong Biotech Co., Ltd. · Anesthesiology device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Jun 2026
Decision
270d
Days
Class 2
Risk

K253001 is an FDA 510(k) clearance for the KT Airway Clearance Device II (KT-3). Classified as Device, Positive Pressure Breathing, Intermittent (product code NHJ), Class II - Special Controls.

Submitted by Hunan Ruijiong Biotech Co., Ltd. (Xiangtan, CN). The FDA issued a Cleared decision on June 16, 2026 after a review of 270 days - an extended review cycle.

This device falls under the Anesthesiology FDA review panel, regulated under 21 CFR 868.5905 - the FDA anesthesiology and respiratory 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 Anesthesiology review framework, consistent with the majority of Class II 510(k) submissions.

View all Hunan Ruijiong Biotech Co., Ltd. devices

FDA 510(k) Submission Details - K253001

510(k) Number K253001 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 19, 2025
Decision Date June 16, 2026
Days to Decision 270 days
Submission Type Traditional
Review Panel Anesthesiology (AN)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
130d slower than avg
Panel avg: 140d · This submission: 270d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

NHJ Device Classification - Class 2, Special Controls

Product Code NHJ Device, Positive Pressure Breathing, Intermittent
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 868.5905
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 Anesthesiology devices follow this clearance model.

Regulatory Peers - NHJ Device, Positive Pressure Breathing, Intermittent

All 12
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