STEDI Scan Device— 510(k) K253840

Substantially Equivalent

Stroke DX

FDA 510(k) clearance K253840 for STEDI Scan Device, Substantially Equivalent on 2026-07-22. Applicant: Stroke DX. Device class: 2.

Summary

Stroke DX's STEDI Scan Device is filed under QAF, cranial impedance plethysmographs. The record doesn't expand "STEDI" or describe the device's outputs.

Class II, 21 CFR 870.2770. The Neurology review panel handled it as a Traditional 510(k), though the record lists Cardiovascular as the classification panel.

Stroke DX filed from Culver City, California. Review took 233 calendar days (December 1, 2025 to July 22, 2026).

Clearance details

Applicant
Stroke DX
Product code
Product code QAF
Device class
Class 2
Regulation
21 CFR 870.2770
Advisory panel
Cardiovascular
Date received
Decision date
Decision
Substantially Equivalent
Clearance type
Traditional
Location
Culver City, CA, US
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