Cleared Traditional

K861541 - SHERIDAN - YSI/ECG SONATEMP (TM) (FDA 510(k) Clearance)

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

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Jun 1986
Decision
53d
Days
Class 2
Risk

K861541 is an FDA 510(k) clearance for the SHERIDAN - YSI/ECG SONATEMP (TM). Classified as Stethoscope, Esophageal, With Electrical Conductors (product code BZT), Class II - Special Controls.

Submitted by Sheridan Catheter Corp. (Argyle, US). The FDA issued a Cleared decision on June 16, 1986 after a review of 53 days - a notably fast clearance cycle.

This device falls under the Anesthesiology FDA review panel, regulated under 21 CFR 868.1920 - the FDA anesthesiology and respiratory device framework. The Traditional 510(k) pathway establishes clearance through substantial equivalence to a legally marketed predicate device, without requiring clinical trial data.

Device pattern: Fast-track predicate clearance. Standard predicate reliance. The short review cycle indicates strong predicate alignment - the FDA found sufficient equivalence without extended technical review.

View all Sheridan Catheter Corp. devices

Submission Details

510(k) Number K861541 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received April 24, 1986
Decision Date June 16, 1986
Days to Decision 53 days
Submission Type Traditional
Review Panel Anesthesiology (AN)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
86d faster than avg
Panel avg: 139d · This submission: 53d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code BZT Stethoscope, Esophageal, With Electrical Conductors
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 868.1920
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 Anesthesiology devices follow this clearance model.

Regulatory Peers - BZT Stethoscope, Esophageal, With Electrical Conductors

All 45
Devices cleared under the same product code (BZT) and FDA review panel - the closest regulatory comparables to K861541.
Mon-a-Therm™ Esophageal Stethoscope with Temperature Sensor 400TM (90041, 90042, 90043, 90049)
K251025 · Covidien, LLC · Dec 2025
Esophageal Stethoscope 9 French, Esophageal Stethoscope 12 French, Esophageal Stethoscope 18 French, Esophageal Stethoscope, 24 French
K193027 · Deroyal Industries, Inc. · Apr 2020