Cleared Traditional

K771780 - LAS-R TM (FDA 510(k) Clearance)

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

K771780 · Hyland Therapeutic Div., Travenol Laboratories · Immunology device
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Oct 1977
Decision
11d
Days
Class 2
Risk

K771780 is an FDA 510(k) clearance for the LAS-R TM. Classified as Alpha-2-macroglobulin, Antigen, Antiserum, Control (product code DEB), Class II - Special Controls.

Submitted by Hyland Therapeutic Div., Travenol Laboratories (Mchenry, US). The FDA issued a Cleared decision on October 4, 1977 after a review of 11 days - a notably fast clearance cycle.

This device falls under the Immunology FDA review panel, regulated under 21 CFR 866.5620 - the FDA immunology 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 Hyland Therapeutic Div., Travenol Laboratories devices

Submission Details

510(k) Number K771780 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received September 23, 1977
Decision Date October 04, 1977
Days to Decision 11 days
Submission Type Traditional
Review Panel Immunology (IM)
Summary -
Third-party Review No - reviewed directly by FDA
Regulatory Context
Review time vs. panel average
93d faster than avg
Panel avg: 104d · This submission: 11d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code DEB Alpha-2-macroglobulin, Antigen, Antiserum, Control
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 866.5620
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 Immunology devices follow this clearance model.