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510(k) Data Aggregation

    K Number
    K033059
    Device Name
    HERPES GROUP IGG
    Date Cleared
    2003-11-26

    (58 days)

    Product Code
    Regulation Number
    866.3305
    Reference & Predicate Devices
    N/A
    Why did this record match?
    Device Name :

    HERPES GROUP IGG

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

    The Trinity Biotech Captia™ Herpes Group IgG ELISA kit is an Enzyme-Linked Immunosorbent Assay (ELISA) for qualitative determination of IgG antibodies in human serum to Herpes simplex virus. The Herpes Group IgG ELISA kit may be used to determine serologic status in females of child bearing age, and to evaluate paired sera for the presence of a seroconversion of IgG as an aid in the diagnosis of Herpes simplex virus infection. It is not intended for determining the type of Herpes simplex virus.

    Device Description

    The Herpes Group IgG ELISA kit is an Enzyme-Linked Immunosorbent Assay (ELISA) for qualitative determination of IgG antibodies in human serum to Herpes simplex virus. The Herpes Group IgG ELISA kit may be used to evaluate paired sera for the presence of seroconversions of IgG as an aid in the diagnosis of Herpes simplex virus infection.

    The Herpes Group IgG ELISA test is an enzyme linked immunosorbent assay to detect IgG antibodies to Herpes simplex virus. Purified Herpes Group antigen is attached to a solid phase microtiter well. Diluted test sera are added to each well. If the antibodies are present that recognize the antigen, they will bind to the antigen in the well. After incubation, the wells are washed to remove unbound antibody. An enzyme labeled anti-human IgG is added to each well. After incubation, the wells are washed to remove unbound conjugate. A substrate solution is added to each well. If enzyme is present, the substrate will undergo a color change. After an incubation period the reaction is stopped and the color intensity is measured photometrically, producing and indirect measurement of specific antibody in the patient specimen.

    AI/ML Overview

    The Trinity Biotech Herpes Group IgG ELISA Test Kit was evaluated for its agreement with predicate devices (Clark HSV 1 and HSV 2 ELISA assays) and for precision, cross-reactivity, and paired serum study performance.

    1. Table of Acceptance Criteria and Reported Device Performance

    The provided document does not explicitly state acceptance criteria in terms of predefined thresholds that the device must meet for approval. Instead, it presents performance characteristics (agreement percentages and precision) observed in comparison to predicate devices and other studies. The approval from the FDA indicates that the device's performance, as demonstrated, was deemed substantially equivalent to existing predicate devices. We can infer that the reported percentages of agreement and precision values were considered acceptable by the regulatory body for demonstrating substantial equivalence.

    Based on the cumulative data from the four comparison studies with the predicate device, the key performance metrics are:

    MetricAcceptance Criteria (Inferred from FDA Approval for Substantial Equivalence)Reported Device Performance (Cumulative across 4 studies)
    % Agreement PositivePerformance demonstrated substantial equivalence to predicate device98.9% (95% CI: 97.9% - 100%)
    % Agreement NegativePerformance demonstrated substantial equivalence to predicate device96.7% (95% CI: 94.2% - 99.1%)
    % Total AgreementPerformance demonstrated substantial equivalence to predicate device98.1% (95% CI: 97.0% - 99.2%)
    Precision (Intersite CV)
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    K Number
    K963645
    Manufacturer
    Date Cleared
    1997-02-04

    (145 days)

    Product Code
    Regulation Number
    866.3305
    Reference & Predicate Devices
    N/A
    Why did this record match?
    Device Name :

    HERPES GROUP IGG ELISA TEST SYSTEM

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

    The Herpes Group IgG ELISA kit is an Enzyme-Linked Immunosorbent Assay (ELISA) for qualitative determination of IgG antibodies in human serum to Herpes simplex virus. The Herpes Group IgG ELISA kit may be used to evaluate paired sera for the presence seroconversions of IgG as an aid in the diagnosis of Herpes simplex virus infection.

    Device Description

    The Herpes Group IgG ELISA test is an enzyme linked immunosorbent assay to detect IgG antibodies to Herpes simplex virus. Purified Herpes Group antigen is attached to a solid phase microtiter well. Diluted test sera is added to each well. If the antibodies are present that recognize the antigen, they will bind to the antigen in the well. After incubation the wells are washed to remove unbound antibody. An enzyme labeled anti-human IgG is added to each well. If antibody is present it will bind to the antibody attached to the antigen on the well. After incubation the wells are washed to remove unbound conjugate. A substrate solution is added to each well. If enzyme is present the substrate will undergo a color change. After an incubation period the reaction is stopped and the color intensity is measured photometrically, producing an indirect measurement of specific antibody in the patient specimen.

    AI/ML Overview

    Here's an analysis of the acceptance criteria and study proving the device meets them, based on the provided text:

    Acceptance Criteria and Device Performance

    Acceptance CriteriaReported Device Performance
    Relative Sensitivity (compared to Clark HSV 1 & HSV 2 ELISA)Overall: 98.9% (95% CI: 97.9% - 100%)
    Site 1: 99.1%
    Site 2: 97.9%
    Site 3: 99.1%
    Site 4: 100.0%
    Relative Specificity (compared to Clark HSV 1 & HSV 2 ELISA)Overall: 96.7% (95% CI: 94.2% - 99.1%)
    Site 1: 94.7%
    Site 2: 100%
    Site 3: 94.7%
    Site 4: 96.2%
    Relative Agreement (compared to Clark HSV 1 & HSV 2 ELISA)Overall: 98.1% (95% CI: 97.0% - 99.2%)
    Site 1: 97.2%
    Site 2: 98.6%
    Site 3: 97.7%
    Site 4: 98.9%
    Precision (Inter-site, %CV)**Generally
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