Cleared Special

K221953 - Masimo CARESCAPE SpO2 – Masimo with SpHb (FDA 510(k) Clearance)

Class II Anesthesiology device cleared through the Special 510(k) pathway - typically does not require clinical trials.

K221953 · Masimo Corporation · Anesthesiology device
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Aug 2022
Decision
30d
Days
Class 2
Risk

K221953 is an FDA 510(k) clearance for the Masimo CARESCAPE SpO2 – Masimo with SpHb. Classified as Oximeter (product code DQA), Class II - Special Controls.

Submitted by Masimo Corporation (Irvine, US). The FDA issued a Cleared decision on August 4, 2022 after a review of 30 days - a notably fast clearance cycle.

This device falls under the Anesthesiology FDA review panel, regulated under 21 CFR 870.2700 - the FDA anesthesiology and respiratory device framework. As a Special 510(k), this submission covers a manufacturer modification to an existing cleared device rather than a new device introduction.

Device pattern: Iterative device modification. Low regulatory complexity profile. This Special 510(k) clearance confirms that the manufacturer's modifications remained within the established regulatory envelope of the original cleared device.

View all Masimo Corporation devices

Submission Details

510(k) Number K221953 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received July 05, 2022
Decision Date August 04, 2022
Days to Decision 30 days
Submission Type Special
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
109d faster than avg
Panel avg: 139d · This submission: 30d
Pathway characteristics
Modification to existing cleared device.

Device Classification

Product Code DQA Oximeter
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 870.2700
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 - DQA Oximeter

All 723
Devices cleared under the same product code (DQA) and FDA review panel - the closest regulatory comparables to K221953.
Nasal Alar SpO2 Sensor (989803205381)
K253887 · Philips Medizin Systeme · May 2026
Unimed Reusable Finger Clip SpO2 Sensors (U403-49R and U103-49R)
K260931 · Unimed Medical Supplies, Inc. · Apr 2026
AViTA Pulse Oximeter (SP61)
K252448 · Avita Corporation · Feb 2026
YUWELL® Finger Pulse Oximeter (YX105, YX106, YX110, YX310)
K252805 · Jiangsu Yuyue Medical Equipment& Supply Co., Ltd. · Feb 2026
Reusable SPO2 Sensor (BSA307-47
K253109 · Shenzhen Best Electronics Co., Ltd. · Jan 2026
Spo2 Sensor CSS032D
K251751 · Shenzhen Ykd Technology Co., Ltd. · Dec 2025