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510(k) Data Aggregation

    K Number
    K191536
    Manufacturer
    Date Cleared
    2020-02-21

    (256 days)

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

    K120828

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

    Biatain® Silicone Ag is intended to provide a moist wound environment and exudate management of acute and chronic wounds.

    Biatain® Silicone Ag is indicated for the management of exuding leg and foot ulcers, diabetic foot ulcers, superficial and partial thickness burns, donor sites, and, traumatic and post-operative wounds.

    Device Description

    The device is available as sterile, single use only. The device is intended to provide a moist environment and exudate management of acute and chronic wounds. The device maintains a moist wound providing the optimal environment for wound healing.

    The device consists of:

    • Polyurethane (PU) top film - a 25 um semi-permeable barrier, printed with grey dots.
    • . Absorbing pad - composed of a 3.0 mm PU foam containing an anti-bacterial silver complex (silver sodium hydrogen zirconium phosphate).
    • Silicone adhesive bi-layer composed of a middle PU film . with a silicone adhesive gel. The PU top film and the middle PU film are laminated together at the border.
    • . Protective film - composed of three or five parts; the center part and the remaining side parts.

    The device:

    • . contains a silver compound (silver sodium hydrogen zirconium phosphate). In vitro testing demonstrated that Biatain® Silicone Ag has an antimicrobial effect in the dressing against the following strains of 3 gram positive bacteria, 3 gram negative bacteria, 1 yeast, and 1 mold: Staphylococcus aureus, Enterococcus faecalis, Streptococcus pyogenes, Proteus mirabilis, Klebsiella pneumoniae, Escherichia coli, Aspergillus brasiliensis and Meyerozyma guilliermondii. The dressing sustains antimicrobial activity for up to 7 days.
      The device may be used in hospitals, healthcare facilities, and home care.

    Sterilized using ethylene oxide (EO).

    Prescription Use Only.

    AI/ML Overview

    The provided document is a 510(k) Premarket Notification from the FDA for a wound dressing called Biatain® Silicone Ag. This type of submission is for medical devices and focuses on demonstrating substantial equivalence to a legally marketed predicate device, rather than performing clinical studies to prove effectiveness.

    Therefore, the document does not contain information about acceptance criteria for an AI/CADe device, nor does it describe a study proving the device meets such criteria. The acceptance criteria table, sample sizes for test/training sets, expert qualifications, adjudication methods, MRMC studies, standalone performance, and ground truth establishment are all relevant to the evaluation of AI/CADe systems, but are not applicable to the information contained within this 510(k) submission for a wound dressing.

    The document describes material properties, sterilization methods, and antimicrobial effectiveness of the wound dressing itself, not an AI system.

    However, I can extract the performance data and "acceptance criteria" (which are actually performance specifications) relevant to the wound dressing as described in the document, and then explain why this information doesn't fit the template for an AI/CADe device.


    Based on the provided document, here's information related to the Biatain® Silicone Ag wound dressing, organized to address your request as much as possible, while clarifying its irrelevance to AI/CADe devices:

    This device is a wound dressing, not an AI/CADe system. Therefore, the questions related to AI/CADe device performance (e.g., sample size for test/training sets, expert involvement, MRMC studies, standalone algorithm performance) are not applicable to this 510(k) submission.

    The acceptance criteria listed below are for the physical and biological properties of the wound dressing and its components, not for the performance of an artificial intelligence algorithm in diagnosing or detecting medical conditions.


    1. Table of Acceptance Criteria and the Reported Device Performance (for the Biatain® Silicone Ag Wound Dressing):

    Acceptance Criteria CategorySpecific Test/PropertyAcceptance Criteria (Implied/Stated by "All tests passed...")Reported Device Performance
    Shelf LifeReal Time and Accelerated Aged shelf life testingMeet established shelf life requirementsPassed (device designed for 2-years shelf life)
    Packaging IntegrityPackaging transportation and integrity testingMaintain sterility and package integrityPassed
    BiocompatibilityBiocompatibility according to ISO 10993-1Biocompatible, non-toxic, non-irritating, non-sensitizingPassed
    Absorption and Fluid HandlingFree swelling absorptive capacityMeet expected fluid absorption capacityPassed
    Border permeabilityMaintain appropriate permeability characteristicsPassed
    Fluid Handling Capacity (absorption & MVTR)Optimal fluid management and moisture vapor transmission ratesPassed
    WaterproofnessWaterproofness per EN 13726-3Prevent external fluid penetrationPassed
    Abrasion/FrictionDynamic Friction of the PU Film per EN ISO 8295 1 2004Appropriate friction characteristics for the top filmPassed
    ConformabilityConformability to body per EN 13726-4Conform to body contours effectivelyPassed
    Adhesive ReleaseEase of release - peel adhesion per ASTM D3330/D3330MOptimal peel adhesion for ease of application and removalPassed
    Antimicrobial Effectiveness (within the dressing)Modified ATTCC 100:2012Fulfills ≥4 log reduction for specified microbesPassed: Achieves ≥4 log reduction for: Staphylococcus aureus, Enterococcus faecalis, Streptococcus pyogenes, Proteus mirabilis, Klebsiella pneumoniae, Escherichia coli, Aspergillus brasiliensis and Meyerozyma guilliermondii. Additionally, sustains antimicrobial activity for up to 7 days.

    Statement from the document: "All tests passed the pre-determined acceptance criteria."

    2. Sample size used for the test set and the data provenance (e.g., country of origin of the data, retrospective or prospective):
    This information is not applicable as the document describes performance testing of a physical medical device (wound dressing), not an AI/CADe system. The performance tests were likely conducted on specific numbers of dressing samples in a laboratory setting, but this is not equivalent to a "test set" for an AI model.

    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. Ground truth, in the context of an AI/CADe system, refers to definitive labels or diagnoses provided by experts (e.g., radiologists interpreting images, pathologists analyzing tissue). For a wound dressing, "ground truth" would refer to the accurate measurement of physical properties, adhesion, or microbiological action in a lab, not expert consensus on interpretations.

    4. Adjudication method (e.g., 2+1, 3+1, none) for the test set:
    This information is not applicable. Adjudication methods are used to resolve discrepancies in expert interpretations for AI ground truth labeling.

    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:
    This information is not applicable. MRMC studies are designed to evaluate the impact of AI on human reader performance in diagnostic tasks. This document concerns a wound dressing, not a diagnostic AI tool.

    6. If a standalone (i.e., algorithm only without human-in-the-loop performance) was done:
    This information is not applicable. This refers to the performance of an AI algorithm intrinsically, without human intervention.

    7. The type of ground truth used (expert consensus, pathology, outcomes data, etc.):
    For the wound dressing, the "ground truth" for these tests are laboratory measurements and adherence to established international and national standards (e.g., ASTM, EN, ISO) for material properties, sterility, and antimicrobial effectiveness. This is based on objective scientific measurement rather than clinical outcomes or expert interpretation of diagnostic data.

    8. The sample size for the training set:
    This information is not applicable. This device is a physical product, not an AI model requiring a training set.

    9. How the ground truth for the training set was established:
    This information is not applicable. No training set exists for this type of device.

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