Cleared Special

K050303 - 5 SEC DIGITAL CLINICAL THERMOMETER, MODELS ST8630X, ST8640X, ST8730X, ST8740X, ST8930X, ST8940X, ST8030X, ST8040X.

K050303 is an FDA 510(k) clearance for 5 SEC DIGITAL CLINICAL THERMOMETER, manufactured by Mesure Technology Co., Ltd.. The device is a Class 2 General Hospital device with product code FLL cleared through the Special 510(k) pathway after a 17-day FDA review.

K050303 · Mesure Technology Co., Ltd. · General Hospital
Download Printable Device Report (PDF) Official FDA 510(k) Summary (PDF)
Optimized for regulatory review, auditing and printing
Feb 2005
Decision
17d
Days
Class 2
Risk

K050303 is an FDA 510(k) clearance for the 5 SEC DIGITAL CLINICAL THERMOMETER, MODELS ST8630X, ST8640X, ST8730X, ST8740X.... Classified as Continuous Measurement Thermometer (product code FLL), Class II - Special Controls.

Submitted by Mesure Technology Co., Ltd. (San Chung City, TW). The FDA issued a Cleared decision on February 25, 2005 after a review of 17 days - a notably fast clearance cycle.

This device falls under the General Hospital FDA review panel, regulated under 21 CFR 880.2910 - the FDA general hospital 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.

FDA 510(k) Submission Details - K050303

510(k) Number K050303 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received February 08, 2005
Decision Date February 25, 2005
Days to Decision 17 days
Submission Type Special
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
112d faster than avg
Panel avg: 129d · This submission: 17d
Pathway characteristics
Modification to existing cleared device.

FLL Device Classification - Class 2, Special Controls

Product Code FLL Continuous Measurement Thermometer
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 880.2910
Definition A Continuous Measurement Thermometer Is A Clinical Electronic Thermometer Indicated To Measure The Body Or Skin Temperature Of A Person Continuously Or In Specified Intervals. Under This Regulation, This Product Code Represents Non-exempt Devices. For More Information, See 90 Fr 25889, Available At Https://www.govinfo.gov/content/pkg/fr-2025-06-18/pdf/2025-11207.pdf.
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 Peers - FLL Continuous Measurement Thermometer

All 695
Devices cleared under the same product code (FLL) and FDA review panel - the closest regulatory comparables to K050303.
REUSABLE TEMPERATURE PROBES (M1024254 SKIN TEMPERATURE PROBE, REUSABLE
K050837 · Ge Healthcare · Apr 2005
TEMPTOUCH DERMAL THERMOMETER
K050137 · Xilas Medical, Inc. · Mar 2005
DIGITAL FOREHEAD THERMOMETER, MODEL FS-100
K043331 · Hubdic Co., Ltd. · Mar 2005
TURBO TEMP TRIO
K050230 · Cardinal Health, Alaris Products · Feb 2005
CLINICAL ELECTRONIC THERMOMETER
K032434 · Cotronic Manufacturing · Dec 2004
EAR THERMOMETER, MODEL WL-320X
K042631 · Innovatech, Inc. · Dec 2004
K050303 · 5 SEC DIGITAL CLINICAL THERMOMETER, MODELS ST8630X, ST8640X, ST8730X, ST8740X, ST8930X, ST8940X, ST8030X, ST8040X.
Download PDF FDA Summary Mesure Technology Co.…