(108 days)
The DESIO (polymacon) Spherical Soft Contact Lenses for daily wear are indicated for the correction of visual acuity in aphakic and not aphakic persons with non-diseased eyes with myopia or hyperopia. The lens may be worn by persons who exhibit refractive astigmatism of .50 diopters or less where the astigmatism does not interfere with visual acuity. The lens is available clear or tinted and may be used to enhance or alter the apparent color of the eye.
The DESIO (polymacon) Toric Soft Contact Lenses for daily wear are indicated for the correction of visual acuity in aphakic and not aphakic persons with non-diseased eyes with myopia or hyperopia and/or possesses refractive astigmatism not exceeding 4.00 diopters. The lens is available clear or tinted and may be used to enhance or alter the apparent color of the eye.
Daily wear replacement schedules may vary from patient and should be decided by eyecare practitioners in consultation with their patients.
Frequent/Planned Replacement Wear:
Eyecare practitioners may prescribe any of the above lenses for frequent/planned replacement wear, with cleaning disinfection and scheduled replacement. When prescribed for frequent/planned replacement wear, the lens may be disinfected using a chemical disinfecting system.
Disposable Wear:
Eyecare practitioners may prescribe any of the above lenses for Daily Disposable Wear. When Prescribed for Daily Disposable Wear the lenses are not to be used with disinfecting systems as they are to be discarded after a single use.
The DESIO soft contact lenses are hemispherical shells with molded spherical base curves and molded front surfaces. All lenses containing dioptric powers outside +/- 10.00 D and toric lenses are lathe-cut to specified Rx. The DESIO soft contact lenses are fabricated from polymacon, which in the dry (unhydrated) state may be machined and polished. The hydrophilic nature of this material allows the lens to become soft and pliable when immersed in an aqueous solution.
The nonionic lens material, (polymacon) is a hydrophilic polymer of 2-Hydroxyethyl methacrylate (2-HEMA) and cross-linked with ethylene glycol dimethacrylate (EGDMA), plus an initiator. The co-polymer consists of 62% polymacon and 38% water by weight when immersed in saline solution. The (polymacon) name has been adopted by the United States Adopted Names Council (USAN).
DESIO lenses are available clear or tinted to enhance or alter the apparent color of the eye. Lenses are tinted with one or a combination of one or more of the following 'listed' color additives: D&C Yellow 10, Titanium Dioxide, Iron Oxide (Red), [Phthalocyaninato(2-)] Copper, Phthalocyanine Green, Carbazole Violet, Reactive Blue 19, C.I. Reactive black 5.
Lenses that contain a unique tinting pattern are subsequently processed to incorporate the 'listed' color additives, and contain only the amount of color additive needed to accomplish the intended coloring effect. When producing the tinted lenses, the manufacturing process alters and/or changes the specifications to the clear version of a contact lens by affixing a listed reactive color additive in the center of the contact lens (between layers of contact lens material) in a location that corresponds to the iris. As part of the manufacturing process, the lenses containing the color additives are thoroughly washed to remove unbound reactive color additives. The color additives used are not removed by lens handling and cleaning/disinfecting procedures. Except for affecting the amount of light transmittance through the lens, the coloring process does not alter the original characteristics of the pre-tinted lens. The tinting pattern has a standard Clear Pupil diameter of 6.0 mm.
In the hydrated state, the lens conforms to the curvature of the eye covering the cornea and extending slightly beyond the limbus forming a transparent or colored optical surface. The (polymacon) soft hydrophilic contact lens has a spherical back surface. The hydrophilic properties of the lens require that it be maintained in a fully hydrated state in a solution compatible with the eye. If the lens dries out, it will become hard and appear somewhat warped; however, it will return to its proper configuration when completely rehydrated in the proper storage solution.
The physical properties of the lens are: Refractive Index 1.43, Light Transmission (clear) greater than 96%, Light Transmission (tinted) greater than 96% (at region corresponding to pupil); Opaque or 0-10% (at region corresponding to iris), Surface Character hydrophilic, Water Content 38±2%, Specific Gravity 1.17 (hydrated), Oxygen Permeability 12.48 x 10-11 (cm²/sec)(mlO2)/(ml x mmHg @ 35°C)) (revised Fatt method).
The hydrophilic characteristics allow aqueous solution to enter the lens, and in its fully hydrated state the lens is approximately 38% water by weight. The lenses will be manufactured in spherical and toric configurations with the following features and properties: Chord Diameter: 12.80 mm to 15.00 mm, Center Thickness: 0.050 mm to 0.210 mm, Base Curve: 8.0 mm to 9.8 mm, Power Range Cast-molded: -10.00D to +10.00D in 0.25D steps, Lathe-cut: -20.00D to -10.00D & +20.00D to +10.00D in 0.25D steps, Cylinder Power (Toric): -0.25D to -4.00D in 0.25D steps (lathe-cut), Cylinder Axis (Toric): 10° to 180° in 10° steps.
DESIO lenses are supplied in blister packages with a base made from polypropylene and a laminated foil seal on top. The lenses are supplied sterile in Polyhexamethylene Biguanide (PHMB) containing saline solution. Blister package labeling is printed with the appropriate lot numbering, expiration dating, and lens parameter identification. Expiration dating has been established based on studies of product stability, package integrity, and validation of the sterilization process.
The provided document is a 510(k) summary for the DESIO (polymacon) Daily Wear Soft (hydrophilic) Contact Lenses. This type of submission aims to demonstrate that a new device is substantially equivalent to a legally marketed predicate device, rather than proving that it meets specific acceptance criteria in a clinical study against a hard defined set of endpoints.
Therefore, the document does not contain information about acceptance criteria and a study proving the device meets those criteria in the way typically associated with a new technology demonstrating its performance against a predefined benchmark. Instead, it focuses on demonstrating equivalence to an existing device.
However, I can extract information related to the device's properties and the basis for its safety and effectiveness claims.
Here's a breakdown of the requested information based on the provided document, acknowledging the type of submission:
1. Table of Acceptance Criteria and Reported Device Performance
As mentioned, there are no explicit "acceptance criteria" in the sense of predefined performance thresholds for a novel device's efficacy. The acceptance is based on demonstrating substantial equivalence to a predicate device in terms of intended use, materials, physical construction, and safety/effectiveness.
The table below summarizes key physical properties of the DESIO lenses, which are implicitly acceptable because they are equivalent to the predicate device.
| Property | Acceptance Criteria (Implied) | Reported Device Performance (DESIO) |
|---|---|---|
| Material/Composition | Equivalent to predicate (polymacon, 38% water) | polymacon (62% polymacon, 38% water by weight) |
| Refractive Index | Equivalent to predicate | 1.43 |
| Light Transmission (clear) | Equivalent to predicate (e.g., >96%) | greater than 96% |
| Light Transmission (tinted) | Equivalent to predicate (e.g., >96% at pupil, opaque/low at iris) | greater than 96% (at region corresponding to pupil); Opaque or 0-10% (at region corresponding to iris) |
| Surface Character | Equivalent to predicate (hydrophilic) | hydrophilic |
| Water Content | Equivalent to predicate (38±2%) | 38±2% |
| Specific Gravity | Equivalent to predicate (1.17 hydrated) | 1.17 (hydrated) |
| Oxygen Permeability (Dk) | Equivalent to predicate (12.48 x 10^-11) | 12.48 x 10^-11 (cm²/sec)(mlO2)/(ml x mmHg @ 35°C)) (revised Fatt method) |
| Sterility | Sterile for indicated shelf-life | Lenses supplied in blister packages are sterile for the indicated shelf-life (demonstrated by non-clinical testing) |
| Non-toxicity/Non-irritating | Packaging material and extracts are not toxic and not irritating | The packaging material and extracts are not toxic and not irritating (demonstrated by non-clinical testing) |
| Physical Properties | Consistent with currently marketed lenses | Lens physical and material properties are consistent with currently marketed lenses (demonstrated by non-clinical testing) |
2. Sample Size Used for the Test Set and Data Provenance
- Test Set Sample Size: The document explicitly states: "The clinical performance of the (polymacon) lens material has been previously established, and therefore was not required for this 510(k)." This indicates that NO new clinical test set data was collected for this specific 510(k) submission to demonstrate performance beyond the inherent properties of the material and device design. The "testing" referred to primarily consisted of non-clinical (in vitro and in vivo toxicology, biocompatibility, stability) studies.
- Data Provenance: Not applicable for a new clinical test set. The non-clinical studies (toxicology, microbiology, chemistry, shelf-life stability) were conducted by "Several laboratories under Good Laboratory Practice regulations" (page 7). The country of origin for these labs is not specified.
3. Number of Experts Used to Establish Ground Truth for the Test Set and Qualifications of Those Experts
- Not applicable as no new clinical test set was used for performance validation in this 510(k) submission.
4. Adjudication Method for the Test Set
- Not applicable as no new clinical test set was used for performance validation.
5. Multi-Reader Multi-Case (MRMC) Comparative Effectiveness Study
- No MRMC comparative effectiveness study was done. This type of study (comparing human readers with and without AI assistance) is not relevant for a contact lens approval, which focuses on physical, material, and biocompatibility properties, and visual correction.
6. Standalone (Algorithm Only Without Human-in-the-Loop Performance) Study
- Not applicable. This is not an AI or algorithm-based device.
7. Type of Ground Truth Used
- For the non-clinical studies: The "ground truth" would be established by standard scientific and regulatory methods for evaluating sterility, toxicity, biocompatibility, and physical properties (e.g., meeting established chemical and biological markers, physical measurements, and stability over time).
- For the overall device approval: The "ground truth" for substantial equivalence is derived from the established safety and effectiveness profile of the predicate device (ISENS by Vision Science Co., Ltd., 510(k) number; K132714) and the scientific understanding of the polymacon material.
8. Sample Size for the Training Set
- Not applicable. This is not an AI/machine learning device that requires a "training set."
9. How the Ground Truth for the Training Set Was Established
- Not applicable as there is no "training set" for this device.
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Image /page/0/Picture/1 description: The image shows the logo for the U.S. Department of Health & Human Services. The logo consists of a circular seal with the text "DEPARTMENT OF HEALTH & HUMAN SERVICES - USA" around the perimeter. Inside the circle is an emblem featuring three stylized human profiles facing to the right, representing health and human services.
Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
December 12, 2014
Qualimed SRL c/o Mr. Bret Andre EyeReg Consulting, Inc. 474 NE 61st PL Hillsboro, OR 97124
Re: K142384
Trade/Device Name: DESIO (polymacon) Daily Wear Soft (hydrophilic) Contact Lenses (Clear and Tinted) Regulation Number: 21 CFR 886.5925 Regulation Name: Soft (hydrophilic) Contact Lens Regulatory Class: Class II Product Code: LPL; MVN Dated: November 6, 2014 Received: November 10, 2014
Dear Mr. Andre:
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. Please note: CDRH does not evaluate information related to contract liability warranties. We remind you, however, that device labeling must be truthful and not misleading.
If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to 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
{1}------------------------------------------------
CFR Part 807); labeling (21 CFR Part 801); medical device reporting (reporting of medical device-related adverse events) (21 CFR 803); 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.
If you desire specific advice for your device on our labeling regulation (21 CFR Part 801), please contact the Division of Industry and Consumer Education at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address
http://www.fda.gov/MedicalDevices/Resourcesfor You/Industry/default.htm. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21CFR Part 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to
http://www.fda.gov/MedicalDevices/Safety/ReportaProblem/default.htm for the CDRH's Office of Surveillance and Biometrics/Division of Postmarket Surveillance.
You may obtain other general information on your responsibilities under the Act from the Division of Industry and Consumer Education at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address
http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm.
Sincerely vours.
Kesia Y. Alexander -S
for Malvina B. Eydelman, 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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Indications for Use
510(k) Number (if known) K142384
Device Name
DESIO (polymacon) Daily Wear Soft (hydrophilic) Contact Lenses (Clear and Tinted)
Indications for Use (Describe)
The DESIO (polymacon) Spherical Soft Contact Lenses for daily wear are indicated for the correction of visual acuity in aphakic and not aphakic persons with non-diseased eyes with myopia or hyperopia. The lens may be worn by persons who exhibit refractive astigmatism of .50 diopters or less where the astigmatism does not interfere with visual acuity. The lens is available clear or tinted and may be used to enhance or alter the apparent color of the eye.
The DESIO (polymacon) Toric Soft Contact Lenses for daily wear are indicated for the correction of visual acuity in aphakic and not aphakic persons with non-diseased eyes with myopia or hyperopia and/or possesses refractive astigmatism not exceeding 4.00 diopters. The lens is available clear or tinted and may be used to enhance or alter the apparent color of the eye.
Daily wear replacement schedules may vary from patient and should be decided by eyecare practitioners in consultation with their patients.
Frequent/Planned Replacement Wear:
Eyecare practitioners may prescribe any of the above lenses for frequent/planned replacement wear, with cleaning disinfection and scheduled replacement. When prescribed for frequent/planned replacement wear, the lens may be disinfected using a chemical disinfecting system.
Disposable Wear:
Eyecare practitioners may prescribe any of the above lenses for Daily Disposable Wear. When Prescribed for Daily Disposable Wear the lenses are not to be used with disinfecting systems as they are to be discarded after a single use.
Type of Use (Select one or both, as applicable)
| ☑ Prescription Use (Part 21 CFR 801 Subpart D) |
|---|
| ☐ Over-The-Counter Use (21 CFR 801 Subpart C) |
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510 (k) SUMMARY OF SAFETY AND EFFECTIVENESS
This summary of 510(k) safety and effectiveness information is being submitted in accordance with the requirements of SMDA 1990 and 21 CFR 807.92.
| The assigned 510(k) number is: | K142384 |
|---|---|
| Applicant information: | |
| Date Prepared: | November 6th, 2014 |
| Name: | QUALIMED SRLPIAZZA DELLA RADIO 3700146 ROMAITALY |
| Contact Person: | Ms. Tereza UhrovaLegal Representative |
| Phone number: | +39 3336002851 |
| Consultant: | Bret J AndreEyeReg Consulting, Inc.474 NE 61st PLHillsboro, OR 97124United States |
| Phone number: | (503) 372-5226 |
| Device Information: | |
| Device Classification: | Class II |
| Product Code: | LPL; MVN |
| Classification Name: | Soft (hydrophilic) Contact Lens (21 CFR 886.5925) |
| Trade Name: | DESIO (polymacon) Daily Wear Soft (hydrophilic)Contact Lenses (Clear and Tinted) |
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Equivalent Devices:
DESIO (polymacon) Spherical and Toric Daily Wear Soft (hydrophilic) Contact Lenses (Clear and Tinted) are substantially equivalent to the following predicate devices:
Predicate device(s):
- "ISENS" . By Vision Science Co., Ltd. 510(k) number; K132714
Device Description:
The DESIO soft contact lenses are hemispherical shells with molded spherical base curves and molded front surfaces. All lenses containing dioptric powers outside +/- 10.00 D and toric lenses are lathe-cut to specified Rx. The DESIO soft contact lenses are fabricated from polymacon, which in the dry (unhydrated) state may be machined and polished. The hydrophilic nature of this material allows the lens to become soft and pliable when immersed in an aqueous solution.
The nonionic lens material, (polymacon) is a hydrophilic polymer of 2-Hydroxyethyl methacrylate (2-HEMA) and cross-linked with ethylene glycol dimethacrylate (EGDMA), plus an initiator. The co-polymer consists of 62% polymacon and 38% water by weight when immersed in saline solution. The (polymacon) name has been adopted by the United States Adopted Names Council (USAN).
DESIO lenses are available clear or tinted to enhance or alter the apparent color of the eye. Lenses are tinted with one or a combination of one or more of the following 'listed' color additives:
| Name of Colorant | Listing |
|---|---|
| D&C Yellow 10 | 21 CFR § 74.3710 |
| Titanium Dioxide | 21 CFR § 73.3126 |
| Iron Oxide (Red) | 21 CFR § 73.3125 |
| [Phthalocyaninato(2-)] Copper | 21 CFR § 74.3045 |
| Phthalocyanine Green | 21 CFR § 73.3124 |
| Carbazole Violet | 21 CFR § 73.3107 |
| Reactive Blue 19 | 21 CFR § 73.3127 |
| C.I. Reactive black 5 | 21 CFR § 73.3127 |
Lenses that contain a unique tinting pattern are subsequently processed to incorporate the 'listed' color additives, and contain only the amount of color additive needed to accomplish the intended coloring effect. When producing the tinted lenses, the manufacturing process alters and/or
{5}------------------------------------------------
changes the specifications to the clear version of a contact lens by affixing a listed reactive color additive in the center of the contact lens (between layers of contact lens material) in a location that corresponds to the iris. As part of the manufacturing process, the lenses containing the color additives are thoroughly washed to remove unbound reactive color additives. The color additives used are not removed by lens handling and cleaning/disinfecting procedures. Except for affecting the amount of light transmittance through the lens, the coloring process does not alter the original characteristics of the pre-tinted lens. The tinting pattern has a standard Clear Pupil diameter of 6.0 mm.
In the hydrated state, the lens conforms to the curvature of the eye covering the cornea and extending slightly beyond the limbus forming a transparent or colored optical surface. The (polymacon) soft hydrophilic contact lens has a spherical back surface. The hydrophilic properties of the lens require that it be maintained in a fully hydrated state in a solution compatible with the eye. If the lens dries out, it will become hard and appear somewhat warped; however, it will return to its proper configuration when completely rehydrated in the proper storage solution.
The physical properties of the lens are:
| Refractive Index | 1.43 |
|---|---|
| Light Transmission (clear) | greater than 96% |
| Light Transmission (tinted) | greater than 96% (at region corresponding to pupil);Opaque or 0-10% (at region corresponding to iris) |
| Surface Character | hydrophilic |
| Water Content | 38±2% |
| Specific Gravity | 1.17 (hydrated) |
| Oxygen Permeability | 12.48 x 10-11 (cm²/sec)(mlO2)/(ml x mmHg @ 35°C))(revised Fatt method) |
The hydrophilic characteristics allow aqueous solution to enter the lens, and in its fully hydrated state the lens is approximately 38% water by weight. The lenses will be manufactured in spherical and toric configurations with the following features and properties:
| Chord Diameter: | 12.80 mm to 15.00 mm |
|---|---|
| Center Thickness: | 0.050 mm to 0.210 mm |
| Base Curve: | 8.0 mm to 9.8 mm |
| Power Range | |
| Cast-molded: | -10.00D to +10.00D in 0.25D steps |
| Lathe-cut: | -20.00D to -10.00D & +20.00D to +10.00Din 0.25D steps |
| Cylinder Power (Toric): | -0.25D to -4.00D in 0.25D steps (lathe-cut) |
| Cylinder Axis (Toric): | 10° to 180° in 10° steps |
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DESIO lenses are supplied in blister packages with a base made from polypropylene and a laminated foil seal on top. The lenses are supplied sterile in Polyhexamethylene Biguanide (PHMB) containing saline solution. Blister package labeling is printed with the appropriate lot numbering, expiration dating, and lens parameter identification. Expiration dating has been established based on studies of product stability, package integrity, and validation of the sterilization process.
Intended Use:
The DESIO (polymacon) Spherical Soft Contact Lenses for daily wear are indicated for the correction of visual acuity in aphakic and not aphakic persons with non-diseased eyes with myopia or hyperopia. The lens may be worn by persons who exhibit refractive astigmatism of .50 diopters or less where the astigmatism does not interfere with visual acuity. The lens is available clear or tinted and may be used to enhance or alter the apparent color of the eye.
The DESIO (polymacon) Toric Soft Contact Lenses for daily wear are indicated for the correction of visual acuity in aphakic and not aphakic persons with non-diseased eyes with myopia or hyperopia and/or possesses refractive astigmatism not exceeding 4.00 diopters. The lens is available clear or tinted and may be used to enhance or alter the apparent color of the eye.
Daily wear replacement schedules may vary from patient and should be decided by eyecare practitioners in consultation with their patients.
Frequent/Planned Replacement Wear:
Eyecare practitioners may prescribe any of the above lenses for frequent/planned replacement wear, with cleaning disinfection and scheduled replacement. When prescribed for frequent/planned replacement wear, the lens may be disinfected using a chemical disinfecting system.
Disposable Wear:
Eyecare practitioners may prescribe any of the above lenses for Daily Disposable Wear. When Prescribed for Daily Disposable Wear the lenses are not to be used with disinfecting systems as they are to be discarded after a single use.
{7}------------------------------------------------
Testing:
Non-clinical Testing A series of in vitro and in vivo preclinical toxicology and biocompatibility tests were performed to assess the safety and effectiveness of the DESIO (polymacon) Spherical and Toric Daily Wear Soft (hydrophilic) Contact Lenses packaged in blister packages. All non-clinical toxicology tests were conducted in accordance with the GLP regulation. All other testing was conducted according to valid scientific protocols. Test results of the non-clinical testing on the DESIO (polymacon) Spherical and Toric Daily Wear Soft (hydrophilic) Contact Lenses demonstrate that:
- Lenses supplied in blister packages are sterile for the indicated ● shelf-life,
- The packaging material and extracts are not toxic and not irritating. and
- . Lens physical and material properties are consistent with currently marketed lenses.
Clinical Data The clinical performance of the (polymacon) lens material has been previously established, and therefore was not required for this 510(k).
Conclusions Drawn from Studies
Validity of Scientific Data
Several laboratories under Good Laboratory Practice regulations conducted toxicology studies, microbiology, chemistry, shelf-life stability studies and followed scientific protocols. The data were determined to be scientifically valid under 21 CFR 860.7
Substantial Equivalence
Information presented in this Premarket Notification establishes that the DESO, (polymacon) Spherical and Toric Soft Contact Lenses for Daily Wear is as safe and effective as the predicate device when used in accordance with the labeled directions for use and for the requested indication.
Risks and Benefits
The risks of the subject device are the same as those normally attributed to the wearing of daily wear soft contact lenses. The benefits to the patient are the same as those for other daily wear soft contact lenses.
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Substantial Equivalence:
The DESIO Soft Contact Lens will be manufactured according to specified process controls and a cGMP quality assurance program currently in place. The established safety profile (preclinical toxicology and manufacturing/chemistry data) of the DESIO contact lens material is equivalent to the predicate devices identified previously. Being similar with respect to indications for use, materials, physical construction and safety & effectiveness to the predicate devices, this meets the requirements per section 510(k) of the act regarding substantial equivalence and does not raise different questions of safety and effectiveness than the predicate device identified above.
The following matrix illustrates the equivalencies of the DESIO Spherical and Toric Soft (hydrophilic) Contact Lens, as well as the substantial equivalent predicate devices.
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Substantial Equivalence Matrix
| QUALIMED SRLDESIO (polymacon)New Device | Vision Science Co. Itd.,ISENS (polymacon)Predicate Device | |
|---|---|---|
| Intended Use | Indicated for daily wear for the correction of visualacuity in aphakic and not aphakic persons with non-diseased eyes with myopia or hyperopia and/orpossesses refractive astigmatism not exceeding 4.00diopters. NOTE: refractive astigmatism N/A forspherical lenses. | Indicated for daily wear for the correction of visualacuity in aphakic and not aphakic persons with non-diseased eyes with myopia or hyperopia and/orpossesses refractive astigmatism not exceeding 4.00diopters. NOTE: refractive astigmatism N/A forspherical lenses. |
| Functionality | Same as predicate device | The contact lenses act as a refractivemedium that focus light rays from nearand distant objects on the retina |
| Indications | Daily Wear, Soft (hydrophilic) ContactLens | Daily Wear, Soft (hydrophilic) ContactLens |
| Production Method | Fully-molded(lathe-cut for specified powers outside +/- 10.00 D) | Fully-molded(lathe-cut for specified powers outside +/- 10.00 D) |
| USAN name | polymacon | polymacon |
| Water Content (%) | 38±2% | 38±2% |
| Oxygen Permeability | 12.48 x 10-11 (cm²/sec)(mlO2)/(ml x mmHg @35°C)) (revised Fatt method) | 12.48 x 10-11 (cm²/sec)(mlO2)/(ml x mmHg @35°C)) (revised Fatt method) |
| Specific Gravity | 1.17 (hydrated) | 1.17 (hydrated) |
§ 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.