Cleared Traditional

K894337 - UNIVENT TUBE 7.0MM, 7.5MM, 8.0MM, 8.5MM, 9.0MM

K894337 is an FDA 510(k) clearance for UNIVENT TUBE 7.0MM, manufactured by Vitaid, Ltd.. The device is a Class 2 Anesthesiology device with product code CBI cleared through the Traditional 510(k) pathway after a 77-day FDA review.

K894337 · Vitaid, Ltd. · Anesthesiology device
Download Printable Device Report (PDF)
Optimized for regulatory review, auditing and printing
Sep 1989
Decision
77d
Days
Class 2
Risk

K894337 is an FDA 510(k) clearance for the UNIVENT TUBE 7.0MM, 7.5MM, 8.0MM, 8.5MM, 9.0MM. Classified as Tube, Tracheal/bronchial, Differential Ventilation (w/wo Connector) (product code CBI), Class II - Special Controls.

Submitted by Vitaid, Ltd. (Ontario, Canada, CA). The FDA issued a Cleared decision on September 29, 1989 after a review of 77 days - a notably fast clearance cycle.

This device falls under the Anesthesiology FDA review panel, regulated under 21 CFR 868.5740 - 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.

FDA 510(k) Submission Details - K894337

510(k) Number K894337 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received July 14, 1989
Decision Date September 29, 1989
Days to Decision 77 days
Submission Type Traditional
Review Panel Anesthesiology (AN)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
63d faster than avg
Panel avg: 140d · This submission: 77d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

CBI Device Classification - Class 2, Special Controls

Product Code CBI Tube, Tracheal/bronchial, Differential Ventilation (w/wo Connector)
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 868.5740
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 - CBI Tube, Tracheal/bronchial, Differential Ventilation (w/wo Connector)

All 33
Devices cleared under the same product code (CBI) and FDA review panel - the closest regulatory comparables to K894337.
SIMS BLUE LINE ENDOBRONCHIAL TUBE
K953483 · Smiths Industries Medical Systems, Inc. · Oct 1995
SHILEY SPECIALIZED,PEDIATRIC & NEONATAL TRACH.TUBE
K925615 · Sorin Biomedica, Fiat, USA, Inc. · Mar 1993
LASER RESISTANT TRACHEAL TUBE
K897046 · Sheridan Catheter Corp. · Mar 1990
TRACHEAL/BRONCHIAL DIFFERENTIAL VENTILATION TUBE
K851856 · Sheridan Catheter Corp. · May 1985