Cleared Traditional

K971164 - FREQUENCY 55 (METHAFILCON A) HYDROPHILIC CONTACT LENS

K971164 is an FDA 510(k) clearance for FREQUENCY 55 (METHAFILCON A) HYDROPHILI..., manufactured by Aspect Vision Care, Ltd.. The device is a Class 2 Ophthalmic device with product code LPL cleared through the Traditional 510(k) pathway after a 51-day FDA review.

K971164 · Aspect Vision Care, Ltd. · Ophthalmic device
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May 1997
Decision
51d
Days
Class 2
Risk

K971164 is an FDA 510(k) clearance for the FREQUENCY 55 (METHAFILCON A) HYDROPHILIC CONTACT LENS. Classified as Lenses, Soft Contact, Daily Wear (product code LPL), Class II - Special Controls.

Submitted by Aspect Vision Care, Ltd. (Southampton, GB). The FDA issued a Cleared decision on May 21, 1997 after a review of 51 days - a notably fast clearance cycle.

This device falls under the Ophthalmic FDA review panel, regulated under 21 CFR 886.5925 - the FDA ophthalmic 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 Aspect Vision Care, Ltd. devices

FDA 510(k) Submission Details - K971164

510(k) Number K971164 FDA.gov
FDA Decision Cleared Substantially Equivalent - Traditional 510(k) (SESE)
Date Received March 31, 1997
Decision Date May 21, 1997
Days to Decision 51 days
Submission Type Traditional
Review Panel Ophthalmic (OP)
Summary Summary PDF
Third-party Review No - reviewed directly by FDA
Combination Product No
PCCP Authorized No
Regulatory Context
Review time vs. panel average
59d faster than avg
Panel avg: 110d · This submission: 51d
Pathway characteristics
Predicate-based equivalence. No clinical trials required.

LPL Device Classification - Class 2, Special Controls

Product Code LPL Lenses, Soft Contact, Daily Wear
Device Class Class 2 - Special Controls
CFR Regulation 21 CFR 886.5925
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 Ophthalmic devices follow this clearance model.

Regulatory Peers - LPL Lenses, Soft Contact, Daily Wear

All 191
Devices cleared under the same product code (LPL) and FDA review panel - the closest regulatory comparables to K971164.
OXYCOR (BALAFILCON A) VISIBILITY TINTED CONTACT LENS
K972454 · Bausch & Lomb, Inc. · Aug 1997
LL BI-FOCAL, DAILY WEAR CONTACT LENS
K971647 · Lombart Lenses, Ltd. · Jul 1997
FREQUENCY 38 (POLYMACON) HYDROPHILIC CONTACT LENS FOR DAILY WEAR (CLEAR AND TINTED)
K971049 · Aspect Vision Care, Ltd. · May 1997
PROMED 38 SOFBLU (POLYMACON) SOFT (SPHERICAL & TORIC) DAILY WEAR CONTACT LENS (TINTED, LATHE-CUT FORM LENS BLANK)
K971515 · Biomed Devices Corp. · May 1997
D3 (PHEMFILCON A) UV OPTIFIT TORIC (HYDROPHILIC) CONTACT LENSES
K965052 · Wesley Jessen Corp. · May 1997
SEE3 (LOTRAFILCON A) SOFT CONTACT LENS
K970746 · Ciba Vision Corporation · May 1997