K904491 is an FDA 510(k) clearance for the TMP LEFT ATRIAL PRESSURE CATH CAT.# 100-00X-000. Classified as Catheter, Intravascular, Diagnostic (product code DQO), Class II - Special Controls.
Submitted by Lifestream Int'L, Inc. (The Woodlands, US). The FDA issued a Cleared decision on February 1, 1991 after a review of 122 days - within the typical 510(k) review window.
This device falls under the Cardiovascular FDA review panel, regulated under 21 CFR 870.1200 - the FDA cardiovascular device oversight 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. Standard predicate reliance. This clearance follows a standard predicate-based equivalence path within the Cardiovascular review framework, consistent with the majority of Class II 510(k) submissions.
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