K931484 is an FDA 510(k) clearance for the REPLACEMENT BATTER FOR ABBOTT LABS LIFECARE 4100 S. Classified as Ventilator, Non-continuous (respirator) (product code BZD), Class II - Special Controls.
Submitted by Portable Power Systems, Inc. (Castle Rock, US). The FDA issued a Cleared decision on February 17, 1994 after a review of 330 days - an unusually long review period, suggesting complex equivalence evaluation.
This device falls under the Anesthesiology FDA review panel, regulated under 21 CFR 868.5905 - 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: Standard predicate-based submission. Elevated predicate reliance profile. This clearance follows a standard predicate-based equivalence path within the Anesthesiology review framework, consistent with the majority of Class II 510(k) submissions.
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