Elecsys Phospho-Tau (181P) Plasma

FDA 510(k) K252163 · Roche Diagnostics

Substantially Equivalent

510(k) numberK252163

Submission

Device name
Elecsys Phospho-Tau (181P) Plasma
Applicant
Roche Diagnostics
Indianapolis, IN, US
Received
July 10, 2025
Decision date
October 8, 2025
Decision
Substantially Equivalent (SESE)
Type
Traditional 510(k)
Summary
510(k) summary available from FDA

Official FDA 510(k) record

Device classification

Product code
SET – Immunoassay Blood Test For Amyloid Pathology Assessment
Device class
Class II (moderate risk)
Regulation
21 CFR 866.5840
Specialty
Immunology

An Immunoassay blood test for amyloid pathology assessment is an in vitro diagnostic test used to identify patients with amyloid pathology associated with Alzheimer’s Disease who have signs and symptoms of cognitive decline. The results of the test are to be interpreted in conjunction with other patient clinical information.

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K242706Lumipulse G pTau217/ß-Amyloid 1-42 Plasma RatioSET · Traditional Fujirebio Diagnostics,Inc.05/16/2025SE

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Questions and answers

When was Elecsys Phospho-Tau (181P) Plasma cleared by the FDA?

Elecsys Phospho-Tau (181P) Plasma (K252163) received a 510(k) decision of Substantially Equivalent on October 8, 2025, 90 days after the submission was received.

What is the product code of K252163?

The FDA product code is SET – Immunoassay Blood Test For Amyloid Pathology Assessment, a Class II (moderate risk) device regulated under 21 CFR 866.5840.