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510(k) Data Aggregation

    K Number
    K201241
    Device Name
    Striate+™
    Manufacturer
    Date Cleared
    2021-01-11

    (248 days)

    Product Code
    Regulation Number
    872.3930
    Panel
    Dental
    Reference & Predicate Devices
    Predicate For
    N/A
    AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP AuthorizedThirdpartyExpeditedreview
    Intended Use

    Striate+TM is indicated for use in:

    • augmentation around implants placed in immediate extraction sockets
    • augmentation around implants placed in delayed extraction sockets
    • filling of bone defects after root resection or removal of retained teeth
    • guided bone regeneration in dehiscence defects; and
    • guided tissue regeneration procedures in intrabony periodontal defects
    Device Description

    Striate+TM is an implantable biocompatible, sterile, resorbable collagen barrier membrane intended for use in dental guided bone and guided tissue regeneration procedures. Striate+1M has a bilayer structure (rough and smooth sides). The rough side, placed facing the bone defect, is composed of a loose distribution of collagen bundles allowing ingrowth of bone forming cells. The smooth side, facing the soft tissue, is composed of densely packed collagen bundles forming a barrier to soft tissue ingrowth into the defect. Striate+TM is supplied dry and can be easily trimmed to the required size. The collagen material becomes soft and pliable when hydrated allowing conformation to the repair site. Striate+TM has sufficient mechanical strength to be sutured in place, if required, and is gradually resorbed into the surrounding tissue. Striate+TM is sterilized with gamma radiation. Striate+TM is provided in the following sizes: 15 mm x 20 mm, 20 mm x 30 mm x 40 mm, 40 mm x 50 mm.

    AI/ML Overview

    The provided document, a 510(k) summary for Orthocell Ltd's Striate+TM, describes a bone grafting material/implantable collagen membrane, not an AI-powered medical device. Therefore, the information required to answer your query about acceptance criteria and a study proving device performance (especially for AI or software-based medical devices) is not present in the document.

    The document discusses the substantial equivalence of Striate+TM to a predicate device (Geistlich Bio-Gide®) primarily based on:

    • Intended Use and Indications for Use: Similar applications in guided bone and tissue regeneration.
    • Technological Characteristics: Both are bilayer, suturable, absorbent, retrain tensile strength when wet, cell-occlusive, and resorbable Type I porcine collagen membranes.
    • Performance Data (Bench Testing and Animal Study):
      • Bench Testing: Evaluated characteristics such as tensile strength, suture pull-out strength, absorbency/wettability, thickness, and composition (amino acid analysis, protein, etc.).
      • Biocompatibility: In vitro tests according to ISO 10993-1 (cytotoxicity, irritation, sensitization, local/systemic toxicity, genotoxicity, pyrogenicity).
      • Animal Study: A pre-clinical study comparing Striate+TM and the predicate device in a large animal intra-oral model to assess cell-occlusiveness, resorbability, biocompatibility, bone formation, inflammatory response, and membrane degradation rate.

    There is no mention of:

    1. Acceptance criteria in the context of AI/algorithm performance (e.g., sensitivity, specificity, AUC). The document's acceptance criteria are related to the physical, chemical, and biological properties of the material and its in-vivo performance in an animal model.
    2. Sample size for a test set or data provenance for an algorithm.
    3. Number/qualifications of experts for ground truth establishment.
    4. Adjudication methods.
    5. MRMC comparative effectiveness studies (human readers with/without AI).
    6. Standalone (algorithm only) performance.
    7. Types of ground truth for AI (e.g., expert consensus, pathology).
    8. Training set size or ground truth establishment for a training set.

    The document's purpose is to demonstrate substantial equivalence of a physical medical device (a collagen membrane) to a legally marketed predicate, not to validate an AI algorithm.

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