The Eye Yon (hioxifilcon D) 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 0.75 diopters or less where the astigmatism does not interfere with visual acuity. The EyeYon (hioxifilcon D) Toric soft contact lenses for daily wear are indicated for the optical correction of refractive ametropia (myopia and hyperopia) in phakic or aphakic persons with non-diseased eyes with 4.00 diopters (D) or less of astigmatism. The Eye Yon (hioxifilcon D) Multifocal soft contact lenses for daily wear are indicated for the optical correction of refractive ametropia (myopia, hyperopia, and/or presbyopia) in phakic or aphakic persons with non-diseased eyes who may require a reading addition of +3.00 diopters (D) or less and who may have up to approximately 0.75 diopters of astigmatism. The EyeYon (hioxifilcon D) Multifocal Toric soft contact lenses for daily wear are indicated for the optical correction of refractive ametropia (myopia, astigmatism and presbyopia) in phakic or aphakic persons with non-diseased eyes. The lenses may be worn by persons who have 4.00 diopters (D) or less of refractive and/or corneal astigmatism. The Hyper-CL™ (hioxifilcon D) Therapeutic soft contact lenses for daily wear are indicated for the optical correction of refractive ametropia in phakic persons with non-diseased eyes. The lenses may be prescribed for therapeutic use to promote corneal healing and relieve corneal pain by protecting the cornea during the treatment of acute or chronic pathologies, such as corneal edema, corneal erosions, entropion, bullous keratopathy, and corneal dystrophies as well as post-surgical conditions resulting from cataract extraction and corneal surgery. 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.
Device Story
Soft hydrophilic contact lenses fabricated from hioxifilcon D (co-polymer of 2-HEMA and glycerol methacrylate); lathe-cut from optical blanks. Hydrated state (54% water) conforms to corneal curvature to provide refractive correction. Hyper-CL therapeutic variant features peripheral groove with 4-16 fenestrations to create tear film reservoir for corneal healing/pain relief. Prescribed by eyecare practitioners for daily wear; frequent/planned replacement schedule; chemical disinfection required. Benefits include visual acuity correction and therapeutic protection for compromised corneas.
Clinical Evidence
Bench testing only. No clinical data presented. Manufacturing verification testing demonstrated repeatable production to prescribed parameters per ANSI Z80.20. Sterility, stability, and package integrity studies established shelf life.
Technological Characteristics
Material: hioxifilcon D (non-ionic co-polymer of 2-HEMA and glycerol methacrylate, cross-linked with EGDMA). Water content: 54% ± 2%. Oxygen permeability: 20.96 x 10^-11 (cm2/sec)(ml O2/ml x mm Hg @ 35°C). Refractive index: 1.5193. Specific gravity: 1.120. Form factor: Lathe-cut soft lens; Hyper-CL includes peripheral groove with 4-16 fenestrations. Standards: ANSI Z80.20.
Indications for Use
Indicated for aphakic/phakic persons with non-diseased eyes requiring correction of myopia, hyperopia, astigmatism, or presbyopia. Hyper-CL version indicated for therapeutic use to promote corneal healing and relieve pain in conditions including corneal edema, erosions, entropion, bullous keratopathy, corneal dystrophies, and post-surgical states.
Regulatory Classification
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.
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Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
April 8, 2016
EyeYon Medical % Mr. Bret Andre Principal Consultant EyeReg Consulting, Inc. 6119 Canter Lane West Linn, OR 97068
Re: K153305
Trade/Device Name: EyeYon (hioxifilcon D) Soft (hydrophilic) Contact Lenses for Daily Wear, Hyper-CL (hioxifilcon D) Therapeutic Soft (hydrophilic) Contact Lenses for Daily Wear Regulation Number: 21 CFR 886.5925 Regulation Name: Soft (Hydrophilic) Contact Lens Regulatory Class: II Product Code: LPL Dated: February 25, 2016 Received: March 1, 2016
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
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(21 CFR Part 807); labeling (21 CFR Part 801); medical device 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/ResourcesforYou/Industry/default.htm. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR 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
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Sincerely yours,
# Denise L. Hampton -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) K153305
#### Device Name
EyeYon (hioxifilcon D) Soft (hydrophilic) Contact Lenses for Daily Wear (Sphere, Toric, Multifocal Toric) Hyper-CL™ (hioxifilcon D) Therapeutic Soft (hydrophilic) Contact Lenses for Daily Wear
#### Indications for Use (Describe)
The EyeYon (hioxifilcon D) 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 0.75 diopters or less where the astigmatism does not interfere with visual acuity.
The EyeYon (hioxifilcon D) Toric soft contact lenses for daily wear are indicated for the optical correction of refractive ametropia (myopia and hyperopia) in phakic persons with non-diseased eyes with 4.00 diopters (D) or less of astigmatism.
The EyeYon (hioxifileon D) Multifocal soft contact lenses for daily wear are indicated for the optical correction of refractive ametropia (myopia, and/or presbyopia) in phakic or aphakic persons with non-diseased eyes who may require a reading addition of +3.00 diopters (D) or less and who may have up to approximately 0.75 diopters of astigmatism.
The EyeYon (hioxifilcon D) Multifocal Toric soft contact lenses for daily wear are indicated for the optical correction of refractive ametropia (myopia, astigmatism and presbyopia) in phakic or aphakic persons with non-diseased eyes. The lenses may be worn by persons who have 4.00 diopters (D) or less of refractive and/or corneal astigmatism.
The Hyper-CL™ (hioxifilcon D) Therapeutic soft contact lenses for daily wear are indicated for the optical correction of refractive ametropia in phakic persons with non-diseased eyes. The lenses may be prescribed for therapeutic use to promote corneal healing and relieve corneal pain by protecting the treatment of acute or chronic pathologies, such as corneal edema, corneal erosions, entropion, bullous keratopathy, and corneal dystrophies as well as post-surgical conditions resulting from cataract extraction and corneal surgery.
Eyecare practitioners may prescribe the lenses for frequent/planned replacement wear, with cleaning, disinfection and scheduled replacement. When prescribed for frequent wear, the lens may be cleaned and disinfected using a chemical (not heat) lens care system.
Type of Use (Select one or both, as applicable)
2 Prescription Use (Part 21 CFR 801 Subpart D)
Over-The-Counter Use (21 CFR 801 Subpart C)
#### PLEASE DO NOT WRITE BELOW THIS LINE - CONTINUE ON A SEPARATE PAGE IF NEEDED.
#### FOR FDA USE ONLY
Concurrence of Center for Devices and Radiological Health (CDRH) (Signature)
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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: K153305 Applicant information: November 10th, 2015 Date Prepared: EyeYon Medical Name: Golda Meir 5 Nes Ziona Address Israel Contact Person: Malca Chen-Zion Phone number: +972.73.7803607 EyeReg Consulting, Inc. US Agent: Bret Andre Phone number (503) 333-2246 Fax number (503) 419-4475
#### Device Information:
| Device Classification: | Class II |
|------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Classification Number: | LPL |
| Classification Name: | Soft (hydrophilic) Contact Lens (21 CFR 886.5925) |
| Trade Name: | EyeYon (hioxifilcon D) Soft (hydrophilic) Contact Lenses for Daily Wear (Sphere, Toric, Multifocal, Multifocal Toric)<br><br>Hyper-CLTM (hioxifilcon D) Therapeutic Soft (hydrophilic) Contact Lenses for Daily Wear |
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## Equivalent Devices:
The EyeYon (hioxifilcon D) Soft (hydrophilic) Contact Lenses & Hyper-CL™ (hioxifilcon D) Therapeutic Soft (hydrophilic) Contact Lenses are substantially equivalent to the following predicate device(s):
| Predicate device: | "CONTAFLEX 54 (hioxifilcon D)"<br>Manufactured/distributed by Contamac Ltd.<br>510(k) number; K150590 | |
|-------------------|----------------------------------------------------------------------------------------------------------------|--|
| | "CIBA VISION (lotrafilcon A)"<br>Manufactured/distributed by CIBA VISION Corporation<br>510(k) number; K073459 | |
#### EveYon Medical & Hyper-CLTM (hioxifilcon D) Device Description:
The EveYon (hioxifilcon D) Soft (hydrophilic) Contact Lenses & Hyper-CL™ (hioxifilcon D) Therapeutic Soft (hydrophilic) Contact Lenses for Daily Wear are fabricated from hioxifilcon D, 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 EveYon (hioxifilcon D) Soft (hydrophilic) Contact Lenses & Hyper-CL™ (hioxifilcon D) Therapeutic Soft (hydrophilic) Contact Lenses are manufactured from CONTAFLEX 54 optical blanks, supplied by Contamac Ltd (cleared under K150590).
The non-ionic lens material, (hioxifilcon D) is a co-polymer of 2-Hydroxyethylmethacrylate (2-HEMA) and 2,3- Dihydroxypropyl Methacrylate (Glycerol Methacrylate), cross-linked with ethylene glycol dimethacrylate (EGDMA), plus an initiator. The co-polymer consists of 46% hioxifilcon D and 54% water by weight when immersed in normal buffered saline solution. The hioxifilcon D name has been adopted by the United States Adopted Names Council (USAN).
In the hydrated state, the lens conforms to the curvature of the eye covering the cornea and extending slightly beyond the limbus forming a colorless, transparent optical surface. The (hioxifilcon D) 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 Hyper-CL™ (hioxifilcon D) Therapeutic Soft (hydrophilic) Contact Lens design includes two (2) different base curves, and a peripheral groove including 4-16 fenestrations. When worn on the eve the Hyper-CL™ lens design creates a tear film reservoir between the corneal surface and the back surface of the contact lens. The fenestrations improve tear mixing efficiency.
{6}------------------------------------------------
The hydrophilic characteristics allow aqueous solutions to enter the lens and in its fully hydrated state the lens is approximately 54% water by weight. The physical properties of the EyeYon & Hyper-CLTM (hioxifilcon D) Soft (hydrophilic) Contact Lenses are:
| Refractive Index | 1.5193 (hydrated) |
|------------------------|------------------------------------------------------------------------------|
| Light Transmission | greater than 96% |
| Water Content | 54% ± 2% |
| Specific Gravity (wet) | 1.120 |
| Oxygen Permeability | 20.96 X 10-11 (cm2/sec) (ml O2/ml x mm Hg @ 35°C),<br>(revised Fatt method). |
The EyeYon (hioxifilcon D) Soft (hydrophilic) Contact Lenses & Hyper-CL™ (hioxifilcon D) Therapeutic Soft (hydrophilic) Contact Lenses are available in the following parameter ranges:
| • Diameter: | 10.0 mm to 17.0 mm |
|---------------------|-------------------------------------|
| • Base Curve: | 6.0 mm to 10.0 mm |
| • Center Thickness: | varies (0.12 mm at +3.00 D) |
| • Powers: | -20.00 D to +20.00 D (0.25 D steps) |
| o Toric: | up to -4.00 D (0.50 D steps) |
| o Multifocal: | up to +3.00 D |
## Intended Use:
The Eye Yon (hioxifilcon D) 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 0.75 diopters or less where the astigmatism does not interfere with visual acuity.
The EyeYon (hioxifilcon D) Toric soft contact lenses for daily wear are indicated for the optical correction of refractive ametropia (myopia and hyperopia) in phakic or aphakic persons with non-diseased eyes with 4.00 diopters (D) or less of astigmatism.
The Eye Yon (hioxifilcon D) Multifocal soft contact lenses for daily wear are indicated for the optical correction of refractive ametropia (myopia, hyperopia, and/or presbyopia) in phakic or aphakic persons with non-diseased eyes who may require a reading addition of +3.00 diopters (D) or less and who may have up to approximately 0.75 diopters of astigmatism.
The EyeYon (hioxifilcon D) Multifocal Toric soft contact lenses for daily wear are indicated for the optical correction of refractive ametropia (myopia, astigmatism and presbyopia) in phakic or aphakic persons with non-diseased eyes. The lenses may be worn by persons who have 4.00 diopters (D) or less of refractive and/or corneal astigmatism.
The Hyper-CL™ (hioxifilcon D) Therapeutic soft contact lenses for daily wear are indicated for the optical correction of refractive ametropia in phakic persons with non-diseased eyes. The lenses may be prescribed for therapeutic use to promote corneal healing and relieve corneal pain by protecting the cornea during the treatment of acute or chronic pathologies, such as corneal edema, corneal erosions, entropion, bullous keratopathy, and corneal dystrophies as
{7}------------------------------------------------
well as post-surgical conditions resulting from cataract extraction and corneal surgery.
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.
#### Summary of Non-Clinical Performance Data:
The EyeYon & Hyper-CLTM (hioxifilcon D) Soft (hydrophilic) Contact Lenses are manufactured from CONTAFLEX 54 (hioxifilcon D) optical blanks, supplied by Contamac Ltd. The properties and safety profile for the CONTAFLEX 54 (hioxifilcon D) soft contact lens material may be referenced in K150590.
Additional non-clinical studies performed by Eye Yon Medical include:
Shelf Life Studies-EyeYon Medical conducted studies (sterility, stability, package integrity) to establish expiration dating for the EyeYon (hioxifilcon D) Soft (hydrophilic) Contact Lenses & Hyper-CL™ (hioxifilcon D) Therapeutic Soft (hydrophilic) Contact Lenses.
Manufacturing Verification (Bench Testing)-manufacturing verification testing was conducted to demonstrate the ability of Eve Yon Medical to manufacture lenses, on a repeatable basis, from (hioxifilcon D) optical blanks to a variety of prescribed parameters. All lenses were manufactured to established finished product specifications within the ANSI Z80.20 tolerance.
Non-clinical data presented in this submission support substantial equivalence of this EyeYon & Hyper-CL™ (hioxifilcon D) Soft (hydrophilic) Contact Lens to the already marketed CONTAFLEX 54 hioxifilcon D (K150590).
#### Substantial Equivalence:
The EyeYon (hioxifilcon D) Soft (hydrophilic) Contact Lenses & Hyper-CL™ (hioxifilcon D) Therapeutic Soft (hydrophilic) Contact Lenses are substantially equivalent to the predicate device as depicted in the following table, and do not raise different questions of safety and effectiveness than the predicate device identified previously.
The following table depicts the pre-clinical characteristics of the Hyper-CLIM (hioxifilcon D) Therapeutic Soft (hydrophilic) Contact Lens materials, as well as the predicate devices:
{8}------------------------------------------------
## Substantial Equivalence Matrix
| | EyeYon Medical<br>EyeYon & Hyper-CLTM<br>(Subject Device) | Contamac Ltd.<br>CONTAFLEX 54<br>(Predicate Device) | CIBA VISION<br>Corporation<br>CIBA VISION<br>lotrafilcon A<br>(Predicate Device) |
|---------------------|------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Intended Use | Same as predicate devices | Indicated for daily wear for<br>the correction of visual<br>acuity in aphakic and not<br>aphakic persons with non-<br>diseased eyes with myopia<br>or hyperopia. | Indicated for therapeutic<br>use to promote corneal<br>healing and relieve<br>corneal pain by protecting<br>the cornea during the<br>treatment of acute or<br>chronic pathologies. Also<br>may provide optical<br>correction. |
| Functionality | Same as predicate devices | After machining from the<br>optical blank, the contact<br>lenses act as a refractive<br>medium that focus light<br>rays from near and distant<br>objects on the retina. | the contact lenses act as a<br>refractive medium that<br>focus light rays from near<br>and distant objects on the<br>retina. May also be used<br>as a bandage to protect<br>and promote healing for<br>the cornea. |
| Classification Name | Same as predicate devices | Soft (hydrophilic) Contact<br>Lens (21 CFR 886.5925) | Soft (hydrophilic) Contact<br>Lens (21 CFR 886.5925) |
| Production Method | Lathe cut | Lathe cut | Fully molded |
| USAN name | hioxifilcon D | hioxifilcon D | Lotrafilcon A |
| Water Content (%) | 54±2% | 54±2% | 76±2% |
| Oxygen Permeability | $20.96 x 10^{-11}$<br>(cm2/sec)(mlO2)/(ml x mmHg<br>@ 35°C)) (revised Fatt method) | $20.96 x 10^{-11}$<br>(cm2/sec)(mlO2)/(ml x<br>mmHg @ 35°C)) (revised<br>Fatt method) | $140 x 10^{-11}$<br>(cm2/sec)(mlO2)/(ml x<br>mmHg @ 35°C)) (revised<br>Fatt method) |
| FDA Group | FDA Group 2<br>(>50% H2O, non-ionic<br>polymer) | FDA Group 2<br>(>50% H2O, non-ionic<br>polymer) | FDA Group 1<br>(<50% H2O, non-ionic<br>polymer) |
| Specific Gravity | 1.12 (hydrated) | 1.12 (hydrated) | - |
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1. Search: exact and fuzzy
Type a phrase like "coronary artery calcification" into the search box. You get two kinds of results. Exact results match the literal phrase — prefix searches work ("coronary artery calcificati") but suffix searches do not. Fuzzy results match on the meaning and intent of your phrase rather than the exact words, and are sorted by relevance score. Hover over the Exact or Fuzzy badge on any row to see exactly why it matched.
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Scroll right in the results table. The intended use is extracted for you — no need to open the PDF. The device story gives a high-level snapshot of what the device does and how it's used. The AI Performance sub-table shows each output name, acceptance criteria, observed values, and development/test dataset descriptions — the same format Innolitics uses for regulatory strategy outputs, and the fastest high-level fingerprint of an AI device. It is AI-generated but has been very reliable in practice.
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Output name, acceptance criteria, observed values, development dataset description, and test dataset description. It's the same format we use for regulatory strategy output and Fast 510(k) input, and the fastest high-level fingerprint of an AI device. AI-generated but reliable in practice.
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Fuzzy results trail off in relevance as you scroll. Use three signals to decide how far down to go: the fuzzy badge explanations, the intended use column, and whether your target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, you're past the relevant zone. A top hit with a low score (~0.4) and a stretched explanation is a hint the closest predicates are far away — the project may be headed for De Novo. Note the fuzzy search is a pattern match: it doesn't handle negation ("not") well, and hardware devices can appear — filter by SaMD/AI ML to cut them.
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Use the relevancy signals: the fuzzy badge explanations, the intended use column, and whether the target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, results are trailing off in relevancy.
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Select multiple rows in the results table (aim for under ~10), then open the PDF Viewer tab. Ask one question — it goes to all selected devices in parallel, each with citations. This is the fastest way to compare and contrast devices: training data, PCCP scope, how they handled adding new scanners, and so on.
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Open the Predicates tab for a family-tree view of predicate relationships. Click a node to trace its parents and children; selections from search carry over pre-selected. Commonly predicated devices are worth reading — a lot of people predicated them for a reason. The visual lineage is also handy on client calls, e.g. to show how a predicate family evolved and justify why your predicate still holds.
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Try it yourself
Head to the search page and work through a few of these AI/ML fuzzy searches to build intuition: perivascular fat on CT · aortic valve calcification opportunistic screening on noncontrast CT · breast cancer prediction on digital pathology slides · autism detection · gestational age prediction · a hearing aid that can also detect a pulse · foundation model based analysis of ECG · large language models · penetration test. Watch how the relevance scores, intended use, and AI Performance tables tell you when results stop being meaningful.