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510(k) Data Aggregation

    K Number
    K121361
    Manufacturer
    Date Cleared
    2012-11-30

    (207 days)

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

    K963096, K871166, K983184

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

    Curaline Polyurethane Foam Dressings are intended for the management of partial and full thickness wounds; pressure ulcers (Stage I-IV); diabetic ulcers; acute and chronic venous stasis ulcers; arterial ulcers; skin grafts, donor and recipient sites; burns (1" and 2nd degree); skin tears and avulsions; abrasions; tube, catheter, and IV sites; dermatologic disorders: under compression bandages and wraps; traumatic wounds; acute and chronic wounds: and minimal, moderate, and heavily exuding wounds.

    Device Description

    The Curaline Polyurethane Foam Dressing is composed of a hydrophilic polyurethane matrix backed with a semipermeable polyurethane film which limits oxygen and moisture vapor permeability and is a barrier to liquids. The dressing contains a cleanser (F68 surfactant), a moisturizer (glycerin), and an absorbing agent (superabsorbent polymer), all in the polyurethane matrix. Both F68 and glycerin are soluble in wound fluid or skin moisture. The superabsorbent polymer contained in the dressing draws and absorbs moisture from wound fluid.

    AI/ML Overview

    The provided text is a 510(k) summary for the Curaline Polyurethane Foam Dressing. It describes the device, its intended use, and claims substantial equivalency to legally marketed predicate devices. The document details studies conducted to prove the device's safety through biocompatibility tests. However, it does not contain the type of AI-specific acceptance criteria, performance data, or study designs (e.g., sample sizes for test/training sets, expert qualifications, MRMC studies) that your request outlines.

    Therefore, I cannot provide a table of acceptance criteria and reported device performance, nor details about sample sizes, expert ground truth establishment, adjudication methods, MRMC studies, or standalone algorithm performance, as these items are not present in the provided text.

    The closest relevant information from the document is related to the biocompatibility studies, which are a type of acceptance criteria for medical devices, albeit not AI-specific performance criteria.

    Here's what can be extracted:

    1. Table of Acceptance Criteria and Reported Device Performance (Biocompatibility)

    Acceptance Criteria (Test)Reported Device Performance
    Cytotoxicity: Agar Diffusion Test - ISO 10993-5 guidelinesProduct is non-cytotoxic and meets the requirements.
    Primary Skin Irritation Test: ISO Direct Contact (single topical 4-hour application to New Zealand White rabbits)Considered a negligible irritant. No signs of Erythema or edema noted at any observation period.
    Buehler Sensitization Test: ISO Direct ContactNot considered a skin sensitizer. No reactions observed in the negative control group.
    Overall Conclusion (from biocompatibility tests)Consistent in indicating the product is safe for use in absorbing exudates and providing a moist environment for the wound site.

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

    • Sample Size for Test Set: Not specified for biocompatibility studies beyond "New Zealand White rabbits" for skin irritation.
    • Data Provenance: Not explicitly stated, but these are in vitro and animal safety studies. Country of origin is not mentioned.

    3. Number of experts used to establish the ground truth for the test set and the qualifications of those experts (e.g. radiologist with 10 years of experience)

    • Not applicable/Not specified. Biocompatibility tests rely on standardized laboratory protocols and observations rather than expert human interpretation of complex data for ground truth.

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

    • Not applicable/Not specified. As above, these are lab tests with defined endpoints, not subjective human assessments requiring adjudication.

    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. This is a medical dressing, not an AI diagnostic or assistive device.

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

    • No. This is a medical dressing, not an algorithm.

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

    • For biocompatibility: Standardized assay results (e.g., cell viability for cytotoxicity, visual assessment of skin reactions for irritation/sensitization) in accordance with ISO standards.

    8. The sample size for the training set

    • Not applicable. This is not an AI device.

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

    • Not applicable. This is not an AI device.
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    K Number
    K050030
    Date Cleared
    2005-04-21

    (104 days)

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

    K963096, K973260, K001519, K002896, K99222

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

    The Acticoat® Moisture Control dressing, an addition to the Acticoat® Dressing line of products is intended as an absorbent dressing which provides an effective barrier to bacterial penetration. Acticoat® Moisture Control Dressing is indicated for use in light to moderately exuding partial and full thickness wounds including decubitus ulcers, diabetic ulcers, 1st and 2nd degree burns, and donor sites. Acticoat® Moisture control may be used over debrided and partial thickness wounds.

    Device Description

    The absorbent, antimicrobial barrier dressing consists of three layers. An outer blue polyurethane film layer, a central polyurethane foam layer and a nanocrystalline silver coated polyurethane film wound contact layer. The layers are heat laminated together to form a single dressing. The dressing can be cut to size and maintains its antimicrobial activity for up to 7 days.

    AI/ML Overview

    This 510(k) premarket notification for K050030, the Acticoat® Moisture Control Dressing, is for a wound dressing and as such, does not involve the typical software-driven device acceptance criteria and studies you might expect for an AI/ML product. The submission is focused on demonstrating substantial equivalence to a predicate device, which means proving that the new device is as safe and effective as a legally marketed device.

    Therefore, the requested information about acceptance criteria, device performance, sample sizes for test sets, data provenance, expert ground truth, adjudication methods, MRMC studies, standalone performance, training sets, and ground truth establishment for AI/ML models is not applicable to this type of device submission.

    Instead, the "acceptance criteria" for this submission are met by demonstrating the following:

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

    Acceptance Criteria CategoryDescription of AcceptanceReported "Device Performance" (as evidence of substantial equivalence)
    Intended UseIdentical to predicate device.The labeled indications of the Acticoat Moisture Control Dressing (light to moderately exuding partial and full thickness wounds including decubitus ulcers, diabetic ulcers, 1st and 2nd degree burns, and donor sites) are identical to those of the predicate device Acticoat Foam (K000051).
    Design, Materials & Manufacturing MethodsComparable to predicate device and do not raise new safety/effectiveness issues.The absorbent, antimicrobial barrier dressing consists of three layers: an outer blue polyurethane film, a central polyurethane foam, and a nanocrystalline silver coated polyurethane film wound contact layer. These layers are heat laminated. The nanocrystalline silver layer is applied by physical vapor deposition, an identical manufacturing process approved for the predicate device Acticoat Foam (K000051) and other Acticoat brand dressings. The materials (polyurethane foam, polyurethane film, nanocrystalline silver) are comparable to the predicate and similar existing devices (Allevyn, Hydrasorb).
    BiocompatibilityNo additional safety risk over predicate device.Biocompatibility has been demonstrated through appropriate in vivo and in vitro tests and previous tests on individual components, in accordance with ANSI/AAMI/ISO 10993. The product introduces no additional safety risk over the predicate device Acticoat Foam (K000051).
    Directions for UseEquivalent to predicate device.The directions for use are equivalent to those of the predicate device Acticoat Foam (K000051).
    Antimicrobial ActivityMaintains antimicrobial activity for specified duration.The dressing maintains its antimicrobial activity for up to 7 days. (This is an inherent feature of the silver coating, proven in predicate devices, rather than a new performance claim requiring a specific study for this submission beyond equivalence).
    AbsorbencyFunctions as an absorbent dressing.The device is described as an "absorbent dressing." (This is a functional characteristic inherent in the polyurethane foam layer, comparable to the predicate).
    Barrier to Bacterial PenetrationProvides effective barrier.The device is intended to provide an "effective barrier to bacterial penetration." (This is attributed to the presence of nanocrystalline silver, validated in predicate Acticoat devices).

    Regarding the specific questions which are NOT applicable to this 510(k) submission for a wound dressing:

    1. Sample sizes used for the test set and the data provenance (e.g. country of origin of the data, retrospective or prospective): Not applicable for a wound dressing substantial equivalence submission. Performance data for a direct animal or human study for this specific claim of equivalence is not detailed in the summary.
    2. Number of experts used to establish the ground truth for the test set and the qualifications of those experts (e.g. radiologist with 10 years of experience): Not applicable. "Ground truth" in the context of AI/ML models is not relevant here.
    3. Adjudication method (e.g. 2+1, 3+1, none) for the test set: Not applicable.
    4. 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: Not applicable. This is not an AI/imaging device.
    5. If a standalone (i.e. algorithm only without human-in-the loop performance) was done: Not applicable. This is not an algorithm.
    6. The type of ground truth used (expert consensus, pathology, outcomes data, etc): Not applicable. The "ground truth" here is the established safety and effectiveness of the legally marketed predicate device.
    7. The sample size for the training set: Not applicable. There is no AI/ML model for which a training set would be used.
    8. How the ground truth for the training set was established: Not applicable.

    In summary, this 510(k) document demonstrates substantial equivalence by comparing the new device's intended use, technological characteristics (materials, design, manufacturing), and biocompatibility to a predicate device (Acticoat® Foam Dressing K000051) which has already been deemed safe and effective. The FDA's acceptance of this submission means they agreed that the Acticoat® Moisture Control Dressing is substantially equivalent to the predicate and does not raise new questions of safety or effectiveness.

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