Cleared Traditional

SOFSILK (K964581) - FDA 510(k) Clearance

Class II General & Plastic Surgery device cleared through predicate-based substantial equivalence - typically does not require clinical trials.

K964581 · United States Surgical, A Division of Tyco Healthc · General & Plastic Surgery device
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Jan 1997
Decision
62d
Days
Class 2
Risk

K964581 is an FDA 510(k) clearance for the SOFSILK. Classified as Suture, Nonabsorbable, Silk (product code GAP), Class II - Special Controls.

Submitted by United States Surgical, A Division of Tyco Healthc (Norwalk, US). The FDA issued a Cleared decision on January 16, 1997 after a review of 62 days - a notably fast clearance cycle.

This device falls under the General & Plastic Surgery FDA review panel, regulated under 21 CFR 878.5030 - the FDA general and plastic surgery 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 United States Surgical, A Division of Tyco Healthc devices

Submission Details

510(k) Number K964581 FDA.gov
FDA Decision Cleared Substantially Equivalent - NSE Converted (SN)
Date Received November 15, 1996
Decision Date January 16, 1997
Days to Decision 62 days
Submission Type Traditional
Review Panel General & Plastic Surgery (SU)
Summary -
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
53d faster than avg
Panel avg: 115d · This submission: 62d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

Device Classification

Product Code GAP Suture, Nonabsorbable, Silk
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 878.5030
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 General & Plastic Surgery devices follow this clearance model.

Regulatory Peers - GAP Suture, Nonabsorbable, Silk

All 10
Devices cleared under the same product code (GAP) and FDA review panel - the closest regulatory comparables to K964581.
SILKAM NONABSORBABLE SILK SURGICAL SUTURE
K990089 · Aesculap, Inc. · Mar 1999
SOFSILK SUTURE
K981128 · United States Surgical, A Division of Tyco Healthc · May 1998
SOFSILK SUTURE
K980124 · United States Surgical, A Division of Tyco Healthc · Mar 1998
NONABSORBABLE SILK SURGICAL SUTURE
K904478 · United States Surgical, A Division of Tyco Healthc · Nov 1990
NONABSORBABLE SILK SURGICAL SUTURE (SECOND SOURCE)
K904891 · United States Surgical, A Division of Tyco Healthc · Nov 1990