GELFLEX DELTA SOFT CONTACT LENS MATERIAL METHAFILCON A 55% WATER CONTENT CLEAR OR BLUE VISITINT, GELFLEX ALPHA SOFT CONT by GELFLEX

The Gelflex Delta (methafilcon A) Soft Contact Lenses in clear or blue visitint are indicated for daily wear in aphakic and non-aphakic persons with nondiseased eyes. The Gelflex Delta (methafilcon A) Spherical Soft Contact Lens is indicated for the correction of refractive ametropia (myopia and hyperopia) with astigmatism of 0.5 diopters or less which does not interfere with visual acuity. The Gelflex Delta (methafilcon A) Toric Soft Contact Lens is indicated for the correction of refractive ametropia (myopia and hyperopia) with astigmatism of up to 6.00 diopters. The Gelflex Delta (methafilcon A) Translating Bifocal Lens is indicated for the correction of distance and near vision in presbyopic persons with astigmatism of 0.5 diopters or less which does not interfere with visual acuity. The Gelflex Delta (methafilcon A) Translating Toric Bifocal Lens is indicated for the correction of distance and near vision in presbyopic persons with astigmatism of up to 6.00 diopters.

The Gelflex Alpha (polymacon) Soft Contact Lenses in clear or blue visitint are indicated for daily wear in aphakic and non-aphakic persons with nondiseased eyes. The Gelflex Alpha (polymacon) Spherical Soft Contact Lens is indicated for the correction of refractive ametropia (myopia and hyperopia) with astigmatism of 0.5 diopters or less which does not interfere with visual acuity. The Gelflex Alpha (polymacon)Toric Soft Contact Lens is indicated for the correction of refractive ametropia (myopia and hyperopia) with astigmatism of up to 6.00 diopters. The Gelflex Alpha (polymacon) Translating Bifocal Lens is indicated for the correction of distance and near vision in presbyopic persons with astigmatism of 0.5 diopters or less which does not interfere with visual acuity. The Gelflex Alpha (polymacon) Translating Toric Bifocal Lens is indicated for the correction of distance and near vision in presbyopic persons with astigmatism of up to 6.00 diopters.

The lenses may only be prescribed for daily wear and must be cleaned and disinfected as recommended by the eye care practitioner. The Gelflex Delta (methafilcon A) Soft Contact Lenses may be disinfected using chemical (not heat) or hydrogen peroxide disinfection systems as recommended by your eye care practitioner. The Gelflex Alpha (polymacon) Soft Contact Lenses may be disinfected using heat, chemical (not heat) or hydrogen peroxide disinfection systems as recommended by your eye care practitioner.

Device Description

Gelflex Delta Soft Contact Lens Material Methafilcon A 55% water content clear or blue visitint. Gelflex Alpha Soft Contact Lens Material Polymacon 38% water content clear or blue visitint.

AI/ML Overview

This document is a 510(k) clearance letter from the FDA for Gelflex Alpha and Gelflex Delta soft contact lenses. It does not contain information about acceptance criteria or a study proving the device meets acceptance criteria in the context of an AI/ML medical device. This letter is a notification of substantial equivalence to legally marketed predicate devices, not a performance study for a new technology like AI.

Therefore, I cannot extract the requested information regarding acceptance criteria and a study from this document.

Summary

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Image /page/0/Picture/1 description: The image shows the seal of the U.S. Department of Health & Human Services. The seal features a stylized caduceus, a symbol often associated with medicine and healthcare, with three figures intertwined. The text "DEPARTMENT OF HEALTH & HUMAN SERVICES - USA" is arranged in a circular pattern around the symbol.

Food and Drug Administration 9200 Corporate Boulevard Rockville MD 20850

Mr. Peter G Bryant General Manager Gelflex Laboratories 3 Hutton Street Osborne Park Perth Western Australia, 6017

Re: K024003

Trade/Device Name: Gelflex Alpha (polymacon) Soft Contact Lenses for Daily Wear (Spherical, Toric, Bifocal and Toric Bifocal; Clear and Tinted; Lathe-cut) Gelflex Delta (methafilcon A) Soft Contact Lenses for Daily Wear (Spherical, Toric, Bifocal and Toric Bifocal; Clear and Tinted; lathe-cut) Regulation Number: 21 CFR 886.5925 Regulation Name: Soft (hydrophilic) Contact Lens Regulatory Class: Class II Product Code: LPL Dated: November 19, 2002 Received: December 4, 2002

FEB 0 5 2003

Dear Mr. Bryant:

We have reviewed your Section 510(k) premarket notification of intent to market the device referenced above and have determined the device is substantially equivalent (for the indications for use stated in the enclosure) to legally marketed predicate devices marketed in interstate commerce prior to May 28, 1976, the enactment date of the Medical Device Amendments, or to devices that have been reclassified in accordance with the provisions of the Federal Food, Drug, and Cosmetic Act (Act) that do not require approval of a premarket approval application (PMA). You may, therefore, market the device, subject to the general controls provisions of the Act. The general controls provisions of the Act include requirements for annual registration, listing of devices, good manufacturing practice, labeling, and prohibitions against misbranding and adulteration.

If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to such additional controls. Existing major regulations affecting your device can be found in the Code of Federal Regulations, Title 21, Parts 800 to 898. In addition, FDA may publish further announcements concerning your device in the Federal Register.

Please be advised that FDA's issuance of a substantial equivalence determination does not mean that FDA has made a determination that your device complies with other requirements of the Act or any Federal statutes and regulations administered by other Federal agencies. You must comply with all the Act's requirements, including, but not limited to: registration and listing (21 CFR Part 807); labeling (21 CFR Part 801); good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820); and if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR 1000-1050.

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Page 2 - Mr. Peter G Bryant

This letter will allow you to begin marketing your device as described in your Section 510(k) premarket notification. The FDA finding of substantial equivalence of your device to a legally marketed predicate device results in a classification for your device and thus, permits your device to proceed to the market.

If you desire specific advice for your device on our labeling regulation (21 CFR Part 801), please contact the Office of Compliance at (301) 594-4613. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21CFR Part 807.97). You may obtain other general information on your responsibilities under the Act from the Division of Small Manufacturers, International and Consumer Assistance at its toll-free number (800) 638-2041 or (301) 443-6597 or at its Internet address http://www.fda.gov/cdrh/dsma/dsmamain.html

Sincerely yours,

A helyi korettbal

A. Ralph Rosenthal, M.D. Director Division of Ophthalmic and Ear, Nose and Throat Devices Office of Device Evaluation Center for Devices and Radiological Health

Enclosure

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510(K) K 024003

Gelflex Delta Soft Contact Lens Material Methafilcon A Device Name: 55% water content clear or blue visitint

Gelflex Alpha Soft Contact Lens Material Polymacon 38% water content clear or blue visitint

Indications for use:

(Division Sign-Off)
Division of Ophthalmic Ear,
Nose and Throat Devises
510(k) Number	K024003

Prescription Use (Per 21 CFR 801.109)

Regulation Number and Section

§ 886.5925 Soft (hydrophilic) contact lens.

(a)
Identification. A soft (hydrophilic) contact lens is a device intended to be worn directly against the cornea and adjacent limbal and scleral areas of the eye to correct vision conditions or act as a therapeutic bandage. The device is made of various polymer materials the main polymer molecules of which absorb or attract a certain volume (percentage) of water.(b)
Classification. (1) Class II if the device is intended for daily wear only.(2) Class III if the device is intended for extended wear.
(c)
Date PMA or notice of completion of a PDP is required. As of May 28, 1976, an approval under section 515 of the act is required before a device described in paragraph (b)(2) of this section may be commercially distributed. See § 886.3.