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510(k) Data Aggregation

    K Number
    K190797
    Date Cleared
    2019-11-18

    (235 days)

    Product Code
    Regulation Number
    884.1690
    Reference & Predicate Devices
    Predicate For
    N/A
    AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP AuthorizedThirdpartyExpeditedreview
    Intended Use

    The Reedgyn disposable hysteroscope RH-2D-01 is used to permit viewing of the cervical canal and uterine cavity for the purpose of performing diagnostic procedures in an outpatient or office setting. Generally recognized indications for diagnostic hysteroscopy include: abnormal bleeding, infertility and pregnancy wastage, evaluation of abnormal hysterosalpingogram, intrauterine foreign body, amenorrhea, and pelvic pain.

    The Reedgyn disposable hysteroscope RH-2S-01 is used to permit viewing of the cervical canal and uterine cavity for the purpose of performing diagnostic procedures and to obtain an endometrial tissue sample (biopsy) in an outpatient or office setting. The sample is used for cytologic and histologic diagnosis. Generally recogmized indications for diagnostic hysteroscopy include: abnormal bleeding, infertility and pregnancy wastage, evaluation of abnormal hysterosalpingogram, intrauterine foreign body, amenorrhea, and pelvic pain.

    Device Description

    The Reedgyn disposable hysteroscopes, which include models RH-2S-01 and RH-2D-01, are used to permit viewing of the cervical canal and uterine cavity for the purpose of performing diagnostic procedures (both RH-2S-01 and RH-2D-01) and to obtain an endometrial tissue sample (biopsy) in an outpatient or office setting (RH-2S-01 only).

    RH-2S-01 and RH-2D-01 are similar in design. The only difference between RH-2S-01 and RH-2D-01 is: RH-2S-01 is intended for performing diagnostic procedures and obtaining an endometrial tissue sample (biopsy), while the RH-2D-01 is intended for performing diagnostic procedures only.

    The Reedgyn disposable hysteroscopes consist of a lightweight handle, a cannula integrated with a camera and a light source at the distal end to illuminate the area for visualizing images. The distal end of the cannula is equipped with a camera module including a camera and LED lightling. LED irradiates the surface of the object, and the reflected light enters the image processor through a lens and converts it into electrical signals, and then converted into a digital image signal , which is transmitted to the digital signal processing chip. After chip processing, the signal is transmitted to PC through USB interface.

    The Reedgyn disposable hysteroscopes should be operated together with Reedgyn hysteroscope imaging software which was installed to a Microsoft Windows PC station. (Note: the Windows PC station is not included in the product configuration.)

    AI/ML Overview

    The provided text describes the Reedgyn disposable hysteroscope and its substantial equivalence to a predicate device, primarily through non-clinical performance testing. It focuses on engineering specifications and adherence to international standards rather than AI/algorithm performance. Therefore, I cannot provide a detailed answer to your request as it pertains to AI/algorithm acceptance criteria and studies for human performance improvement, ground truth establishment, or multi-reader studies, as this information is not present in the provided text.

    However, I can extract and present the device's performance specifications mentioned in the text, which serve as acceptance criteria for its physical and optical characteristics.

    Here's an attempt to fulfill the request based only on the provided document, acknowledging the limitations regarding AI/algorithm-specific details:

    Device: Reedgyn disposable hysteroscope (Model RH-2S-01 and Model RH-2D-01)

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

    The document does not explicitly present acceptance criteria in a pass/fail table format derived from a study. Instead, it lists the device's design specifications and then states that "The following performance data were provided to verify that the subject device met all design specifications. The results demonstrated that the subject device is as safe and effective as the predicate device."

    Therefore, the "acceptance criteria" for the physical and optical performance of this non-AI medical device are its design specifications, and the "reported device performance" is the statement that it met these specifications through various non-clinical tests.

    Parameter (Acceptance Criteria - Design Specification)Reported Device Performance (Met Specification)
    Cannula length270mm
    Outer diameter (RH-2D-01)4.9mm
    Outer diameter (RH-2S-01)7.8mm
    Inner diameter (RH-2D-01: Fluid channel In & out)1.3mm
    Inner diameter (RH-2S-01: Fluid channel In & out)1.2mm
    Inner diameter (RH-2S-01: Accessory channel)2mm
    Handle width28 mm
    Handle height25 mm
    Direction of view20° ± 5°
    Field of view100° ± 5°
    Number of pixels1280 x 720
    Depth of field5-50mm
    Light SourceLED
    Operating Voltage5V DC
    MaterialsPEBAX® thermoplastic elastomers (Cannula) and polycarbonate (Connector)
    Tissue contact duration≤24 hours
    Sterilization stateSterile
    UsageSingle use
    BiocompatibilityNon-cytotoxic, non-irritating, non-sensitizing, and not acutely toxic (established via testing of final, finished product)
    Interoperability (Software)Operates with Reedgyn hysteroscope imaging software on Microsoft Windows PC station
    Electrical Safety (IEC 60601-1:2005)Met applicable sections of the standard
    Electromagnetic Compatibility (IEC 60601-1-2:2014)Demonstrated to be electromagnetically compatible in its intended environment of use
    Endoscopic Safety (IEC 60601-2-18:2009)Met the requirements of the standard
    General Endoscope Requirements (ISO 8600-1:2015)Met the requirements of the standard
    Field/Direction of View Determination (ISO 8600-3:2003)Met the requirements of the standard
    Maximum Width of Insertion Portion (ISO 8600-4:2014)Met the requirements of the standard
    Optical Resolution (ISO 8600-5:2005)Met the requirements of the standard
    Sterilization Validation (ISO 11135:2014)In compliance
    Packaging (ISO 11607-1:2006)In compliance
    Accelerated Aging (ASTM F1980-16)In compliance
    Tests of Sterility (ISO 11737-2:2009)In compliance
    Leak Determination (ASTM D3078-02(2013))In compliance
    Dye Penetration (ASTM F1929-15)In compliance
    Microbial Barrier Testing (DIN 58953-6:2016)In compliance
    Seal Strength (ASTM F88/F88M-15)In compliance

    2. Sample size used for the test set and the data provenance (e.g., country of origin of the data, retrospective or prospective)

    The document describes non-clinical performance data and compliance with standards. It does not mention a "test set" in the context of patient data or algorithm evaluation. Sample sizes for engineering tests (e.g., sterilization validation, biocompatibility) are not specified. Data provenance regarding country of origin or retrospective/prospective studies is not relevant to the described testing, which appears to be laboratory-based validation.

    3. Number of experts used to establish the ground truth for the test set and the qualifications of those experts

    This information is not applicable. The device is a direct viewing instrument, and the testing described is engineering and performance-based, not involving interpretation of images by experts to establish a "ground truth" for diagnostic accuracy of an AI algorithm.

    4. Adjudication method (e.g., 2+1, 3+1, none) for the test set

    Not applicable, as no human expert review or adjudication of a test set for diagnostic performance is described.

    5. If a multi reader multi case (MRMC) comparative effectiveness study was done, If so, what was the effect size of how much human readers improve with AI vs without AI assistance

    No MRMC study or evaluation of human reader performance with or without AI assistance was mentioned or conducted, as this is not an AI-powered device.

    6. If a standalone (i.e. algorithm only without human-in-the-loop performance) was done

    Not applicable, as this is not an AI-powered device.

    7. The type of ground truth used (expert consensus, pathology, outcomes data, etc.)

    For the engineering and performance testing described, the "ground truth" would be established by the specifications and measurable physical/chemical properties defined by relevant international standards (e.g., ISO, IEC, ASTM) and the device's design. This is not comparable to diagnostic ground truth (e.g., pathology for disease presence).

    8. The sample size for the training set

    Not applicable, as this is not an AI-powered device. There is no "training set" in the context of machine learning.

    9. How the ground truth for the training set was established

    Not applicable, as this is not an AI-powered device.

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