Optiflow Switch+ Filtered Nasal Interface with CO2 Sampling (AA042J)

FDA 510(k) K253479 · Fisher & Paykel Healthcare, Ltd.

Substantially Equivalent

510(k) numberK253479

Submission

Device name
Optiflow Switch+ Filtered Nasal Interface with CO2 Sampling (AA042J)
Applicant
Fisher & Paykel Healthcare, Ltd.
Auckland, NZ
Received
October 14, 2025
Decision date
December 19, 2025
Decision
Substantially Equivalent (SESE)
Type
Special 510(k)
Summary
510(k) summary available from FDA

Official FDA 510(k) record

Device classification

Product code
BTT – Humidifier, Respiratory Gas, (Direct Patient Interface)
Device class
Class II (moderate risk)
Regulation
21 CFR 868.5450
Specialty
Anesthesiology

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K251448FL-10000U Respiratory HumidifierBTT · Traditional Flexicare Medical Limited.01/16/2026SE
K251419Laboratorios Biogalenic Sterile Water for Inhalation, USPBTT · Traditional Laboratorios Biogalenic S.A. DE C.V.01/14/2026SE
K250312Hudson RCI® Comfort Flo Nasal Cannula Premature, Infant; Hudson RCI® Comfort Flo Plus…BTT · Traditional Medline Industries, LP07/02/2025SE
K251611Optiflow+ Nasal Cannula - Small (OPT942); Optiflow+ Nasal Cannula - Medium (OPT944)…BTT · Special Fisher & Paykel Healthcare, Ltd.06/25/2025SE
K242717Laboratorios Biogalenic Sterile Water for Inhalation, USPBTT · Traditional Laboratorios Biogalenic S.A. DE C.V.01/30/2025SE
K241778Hudson RCI Comfort Flo® CubCannula™BTT · Traditional Medline Industries, LP12/19/2024SE
K240163Hudson RCI® Comfort Flo Nasal Cannula; Hudson RCI® Comfort Flo Plus CannulaBTT · Traditional Medline Industries, LP09/27/2024SE
K234058F&P Optiflow Filtered Nasal Interface with Anesthesia Mask Compatibility (AA041J)BTT · Traditional Fisher & Paykel Healthcare, Ltd.08/08/2024SE

More from Fisher & Paykel Healthcare, Ltd.

510(k)DeviceDecision
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K252173F&P OptiNIV Hospital Vented Full Face Mask Compatible with Single-limb Circuits – Size A…CBK · Traditional 09/10/2025SE
K243917F&P Optiflow Air/Oxygen Flow SourceBZR · Traditional 07/14/2025SE
K251611Optiflow+ Nasal Cannula - Small (OPT942); Optiflow+ Nasal Cannula - Medium (OPT944)…BTT · Special 06/25/2025SE
K243583F&P Nova Nasal MaskBZD · Traditional 06/18/2025SE
K234053F&P Optiflow Flow DiverterCBP · Traditional 08/09/2024SE
K233643F&P Airvo 3 NIV (PT311US)MNT · Traditional 08/09/2024SE
K234058F&P Optiflow Filtered Nasal Interface with Anesthesia Mask Compatibility (AA041J)BTT · Traditional 08/08/2024SE
K233821F&P Optiflow Oxygen Kit (AA451J)BTT · Traditional 06/13/2024SE
K222292F&P myAirvo 3BTT · Traditional 05/08/2024SE

Questions and answers

When was Optiflow Switch+ Filtered Nasal Interface with CO2 Sampling (AA042J) cleared by the FDA?

Optiflow Switch+ Filtered Nasal Interface with CO2 Sampling (AA042J) (K253479) received a 510(k) decision of Substantially Equivalent on December 19, 2025, 66 days after the submission was received.

What is the product code of K253479?

The FDA product code is BTT – Humidifier, Respiratory Gas, (Direct Patient Interface), a Class II (moderate risk) device regulated under 21 CFR 868.5450.