Cleared Traditional

K253030 - Capnostream™35 Portable Respiratory Monitor (PM35MN) (FDA 510(k) Clearance)

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

K253030 · Covidien, LLC · Anesthesiology device

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May 2026

Decision

224d

Days

Class 2

Risk

K253030 is an FDA 510(k) clearance for the Capnostream™35 Portable Respiratory Monitor (PM35MN). Classified as Analyzer, Gas, Carbon-dioxide, Gaseous-phase (product code CCK), Class II - Special Controls.

Submitted by Covidien, LLC (Lafayette, US). The FDA issued a Cleared decision on May 1, 2026 after a review of 224 days - an extended review cycle.

This device falls under the Anesthesiology FDA review panel, regulated under 21 CFR 868.1400 - 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.

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Submission Details

510(k) Number	K253030 FDA.gov
FDA Decision	Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received	September 19, 2025
Decision Date	May 01, 2026
Days to Decision	224 days
Submission Type	Traditional
Review Panel	Anesthesiology (AN)
Summary	Summary PDF
Third-party Review	No - reviewed directly by FDA
Combination Product	No
PCCP Authorized	No

Regulatory Context

Review time vs. panel average

85d slower than avg

Panel avg: 139d · This submission: 224d

Pathway characteristics

Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code	CCK Analyzer, Gas, Carbon-dioxide, Gaseous-phase
Device Class	Class 2 - Special Controls
CFR Regulation	21 CFR 868.1400

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.