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510(k) Data Aggregation

    K Number
    K172769
    Device Name
    CryOmega Flexx
    Manufacturer
    Date Cleared
    2017-11-30

    (78 days)

    Product Code
    Regulation Number
    878.4350
    Reference & Predicate Devices
    N/A
    Why did this record match?
    Device Name :

    CryOmega Flexx

    AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP AuthorizedThirdpartyExpeditedreview
    Intended Use

    The CryOmega Flexx is intended for the surgical destruction of tissue by applying cryogenic gases at extreme low temperatures.

    The List below shows examples of the types of lesions that may be treated:

    • Molluscum Contagiosum
    • · Skin Tags
    • · Actinic Keratosis
    • Lentigo
    • · Verruca Plana
    • · Verruca Vulgaris
    • Verruca Plantaris
    • · Genital Lesions
    • · Seborrheic Keratosis
    Device Description

    The CryOmega Flexx device is designed to dispense a continuous stream of liquid nitrous oxide when actuated. The device uses a 16g or 25g cartridge of nitrous oxide that is sprayed once the gas cartridge has been screwed onto the applicator. Licensed Practitioners can then dispense the gas for use in procedures requiring the destruction of tissue using the extreme cold of nitrous oxide, N2O (-89ºC).

    AI/ML Overview

    Here's an analysis of the provided text regarding the acceptance criteria and supporting study for the CryOmega Flexx device:

    The document is a 510(k) premarket notification summary for the CryOmega Flexx, a cryosurgical unit. It focuses on demonstrating substantial equivalence to a predicate device (CryOmega-K102006) rather than defining and proving new acceptance criteria for novel performance claims. Therefore, the "acceptance criteria" here are essentially the performance characteristics of the predicate device, which the new device must meet or be substantially equivalent to.

    1. Table of Acceptance Criteria and Reported Device Performance

    Acceptance Criteria (from Predicate Device Performance)Reported CryOmega Flexx Performance
    Cryogen Temperature at Treatment Site: -89°C"replicate measurements of gas sprayed onto a thermocouple from each device were all less than -90°C" (This indicates it meets or exceeds the predicate's reported temperature.)
    Amount of Gas Dispensed: (Implied by predicate)**"replicate sprays of each device were performed, weighing the devices before and after a 5 second spray. The amount dispensed for the CryOmega Flexx and CryOmega were calculated and found to be
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    K Number
    K102006
    Device Name
    CRYOMEGA
    Manufacturer
    Date Cleared
    2010-10-06

    (82 days)

    Product Code
    Regulation Number
    878.4350
    Reference & Predicate Devices
    Why did this record match?
    Device Name :

    CRYOMEGA

    AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP AuthorizedThirdpartyExpeditedreview
    Intended Use

    The CryOmega is a disposable device intended for the surgical destruction of target tissue by applying cryogenic gases at extreme low temperatures. The list below shows examples of the type of lesions that can be treated.

    -Genital Lesions -Molluscum Contagiosum -Seborrheic Keratoses -Skin Tags -Verruca Plantaris -Verruca Vulgaris -Verruca Plana -Actinic Keratosis -Lentigo

    Device Description

    The CryOmega device is designed to dispense a continuous stream of liquid nitrous oxide when actuated. The device contains a 16g cartridge of nitrous oxide that is dispensed once the device is activated. Physicians or medical professionals can then dispense the gas for use in procedures requiring the destruction of tissue using the extreme cold of nitrous oxide (-89°C). Unlike the predicate device, the CryOmega is designed to be self contained and disposable after all of the liquefied gas has been dispensed.

    AI/ML Overview

    The provided text is a 510(k) Premarket Notification Summary for the CryOmega device. It focuses on demonstrating substantial equivalence to a predicate device (Cryoprobe-C) rather than presenting a standalone study with detailed acceptance criteria and performance metrics typically found for AI/software-as-a-medical-device (SaMD) clearances.

    Therefore, much of the requested information regarding AI device testing (such as sample sizes for test/training sets, expert ground truth, adjudication methods, MRMC studies, or standalone performance for an algorithm) is not applicable to this document. The CryOmega is a physical cryosurgical unit, not an AI/software device.

    However, I can extract information related to the device's characteristics and the basis for its substantial equivalence.

    Here's a breakdown of the requested information based only on the provided text:

    1. A table of acceptance criteria and the reported device performance

    Since this is a 510(k) for a physical device, the "acceptance criteria" are not framed as statistical performance metrics for an algorithm but rather as characteristics demonstrating substantial equivalence to a predicate device. The "reported device performance" is essentially a comparison of its characteristics to the predicate.

    Characteristic / "Acceptance Criteria"Predicate Device (Cryoprobe-C K024009)CryOmega (Reported Device Performance)
    Intended UseTo destroy tissue during surgical procedures by applying extreme cold.Disposable device intended for surgical destruction of target tissue by applying cryogenic gases at extreme low temperatures. Examples of treatable lesions listed: Genital Lesions, Molluscum Contagiosum, Seborrheic Keratoses, Skin Tags, Verruca Plantaris, Verruca Vulgaris, Verruca Plana, Actinic Keratosis, Lentigo.
    Cryogen CharacteristicsNitrous Oxide, N2O at 50 bar pressure. 8g or 16g cartridges.Nitrous Oxide, N2O at 50 bar pressure. 16g cartridge.
    MaterialsHousing: Aluminum; Micro-Applicator: unknown; Lock Cap: Plastic; Filter: Unknown; O-rings: Unknown; Cartridge: Metal.Housing: Plastic; Filter: Plastic; O-rings: Butadiene-rubber; Cartridge: Metal.
    Mode of UseApply Spray Topically.Apply Spray Topically.
    Mechanism of actionN2O gas is delivered to the treatment site at -89°C to effect cellular destruction.N2O gas is delivered to the treatment site at -89°C to effect cellular destruction.
    Storage Conditions
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