# K150590: CONTAFLEX 54 (hioxifilcon D) Spherical Soft Contact Lens for Daily Wear, CONTAFLEX 49 (hioxifilcon B) Spherical Soft Contact Lens for Daily Wear,

- Pathway: 510(k) (Traditional)
- Applicant: Contamac, Ltd.
- Decided: Jul 10, 2015 after 123 days
- Product code: LPL (Lenses, Soft Contact, Daily Wear)
- Device class: 2
- Regulation: 21 CFR 886.5925
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 3 generations back to K992692 (1999). 4 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 6 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K062854: Benz-G 4X Hioxifilcon D, Benz Research and Development Corp. (2007) Summary page 5.
- K964528: (Lenses) Benz-G 3X (Hioxifilcon B) Spherical and Toric Soft (Hydrophilic) Contact Lenses in Clear and with a Blue Tint, Benz Research and Development Corp. (1997) Summary page 5.

## Most influential descendants
- K153305: EyeYon (hioxirilcon D) Soft (hydrophillc) ContactLensesfor Daily Wear, Hyper-CL (hioxirilcon D)TherapeuticSoft (hydrophillc) Contact Lensesfor Daily Wear (2016), 0 descendants of its own

## Indications for use
The CONTAFLEX 54 (hioxifilcon D) Spherical Soft (hydrophilic) Contact Lenses for daily wear are indicated for the correction of refractive ametropia (myopia and hyperopia) in aphakic and not aphakic persons with non-diseased eyes. The lens may be worn by persons who exhibit refractive astigmatism of .75 diopters or less where the astigmatism does not interfere with visual acuity. The lens may be disinfected using a chemical disinfecting system. The CONTAFLEX 49 (hioxifilcon B) Spherical Soft (hydrophilic) Contact Lenses for daily wear are indicated for the correction of refractive ametropia (myopia and hyperopia) in aphakic and not aphakic persons with non-diseased eyes. The lens may be worn by persons who exhibit refractive astigmatism of .75 diopters or less where the astigmatism does not interfere with visual acuity. The lens may be disinfected using a chemical disinfecting system. Eyecare practitioners may prescribe the lenses for frequent/planned replacement wear, with cleaning, disinfection and scheduled replacement. When prescribed for frequent/planned replacement wear, the lens may be cleaned and disinfected using a chemical (not heat) lens care system.

Source page: https://510kreport.com/device/K150590
Methodology: https://510kreport.com/methodology