Cleared Traditional

K934410 - AXSYM ULTRASENSITIVE HTSH (FDA 510(k) Clearance)

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

K934410 · Abbott Laboratories · Chemistry device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Jun 1994
Decision
284d
Days
Class 2
Risk

K934410 is an FDA 510(k) clearance for the AXSYM ULTRASENSITIVE HTSH. Classified as Radioimmunoassay, Thyroid-stimulating Hormone (product code JLW), Class II - Special Controls.

Submitted by Abbott Laboratories (Abbott Park, US). The FDA issued a Cleared decision on June 21, 1994 after a review of 284 days - an extended review cycle.

This device falls under the Chemistry FDA review panel, regulated under 21 CFR 862.1690 - the FDA in vitro diagnostics and chemistry 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 Chemistry review framework, consistent with the majority of Class II 510(k) submissions.

View all Abbott Laboratories devices

Submission Details

510(k) Number K934410 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 10, 1993
Decision Date June 21, 1994
Days to Decision 284 days
Submission Type Traditional
Review Panel Chemistry (CH)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
196d slower than avg
Panel avg: 88d · This submission: 284d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code JLW Radioimmunoassay, Thyroid-stimulating Hormone
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 862.1690
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 Chemistry devices follow this clearance model.

Regulatory Peers - JLW Radioimmunoassay, Thyroid-stimulating Hormone

All 241
Devices cleared under the same product code (JLW) and FDA review panel - the closest regulatory comparables to K934410.
Atellica® IM TSH3-Ultra II (TSH3ULII)
K251543 · Siemens Healthcare Diagnostics, Inc. · Feb 2026
Dimension LOCI Thyroid Stimulating Hormone Flex reagent cartridge (TSHL)
K243570 · Siemens Healthcare Diagnostics · Apr 2025
Maverick Diagnostic System TC1000
K234091 · Genalyte, Inc. · Jul 2024
ADVIA Centaur® TSH3-Ultra II (TSH3ULII)
K233050 · Siemens Healthcare Diagnostics, Inc. · Apr 2024
Atellica® CI Analyzer, Atellica® IMThyroid Stimulating Hormone 3-Ultra (TSH3-UL), Atellica® CH Albumin BCP (AlbP)
K222116 · Siemens Healthcare Diagnostics, Inc. · Jul 2023
Access TSH (3rd IS) Assay, DxI 9000 Access Immunoassay Analyzer
K221225 · Beckman Coulter, Inc. · Nov 2022