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510(k) Data Aggregation

    K Number
    K201937
    Manufacturer
    Date Cleared
    2020-11-13

    (123 days)

    Product Code
    Regulation Number
    872.3275
    Panel
    Dental
    Reference & Predicate Devices
    Why did this record match?
    Reference Devices :

    K113040

    AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP AuthorizedThirdpartyExpeditedreview
    Intended Use
    • Non-load bearing Class I and II restorations
    • Deciduous teeth restorations
    • Geriatric restorations
    • Intermediate restorative and base material for Class I and II cavities using the sandwich technique
    • Cervical (Class V) restorations
    • Core build ups
    • Temporary fillings
    • Dentin replacement
    Device Description

    Ceramir Restore QuikCap is a self-curing bioceramic restorative material of glass ionomer type. It is a hybrid between a glass ionomer cement and a ceramic cement based on calcium aluminate. The material is radiopaque.

    Ceramir Restore QuikCap contains a ceramic powder and a liquid, separated in different compartments, in a plastic capsule.

    The capsule is activated just before use, allowing the powder and liquid to blend in the capsule. The content is mixed by using a high-frequency oscillating or rotating capsule mixer.

    A capsule applicator, "Ceramir Applicator 2", is needed to extrude the mixed material into the tooth cavity.

    The applied cement is formed using conventional tooth filling techniques. After setting, the material is ready for finishing and dry polishing.

    The cement is available in shade A2 and is designated opaque (Vita shade guide).

    AI/ML Overview

    The provided document is an FDA 510(k) Premarket Notification for a dental cement called Ceramir® Restore QuikCap. It details the device's characteristics, intended use, indications for use, and a comparison to a predicate device (Riva Self Cure) to demonstrate substantial equivalence.

    However, the document does not describe acceptance criteria or a study that proves a device meets acceptance criteria in the context of an AI/ML-based medical device performance study.

    Instead, this document describes the regulatory process for demonstrating substantial equivalence for a dental cement. The 'performance data' presented are physical and chemical properties of the cement, compared against a predicate device and relevant ISO standards, to show that the new device is as safe and effective as existing legally marketed devices.

    Therefore, I cannot provide the requested information, particularly points related to AI/ML device studies such as:

    • Acceptance criteria for an AI/ML device
    • Sample size for test sets, data provenance, and ground truth establishment (other than the general "conforms to ISO 9917-1" or "FDA guidance document 'Dental Cements - Premarket Notification'")
    • Number/qualifications of experts for ground truth establishment
    • Adjudication methods
    • MRMC comparative effectiveness study
    • Standalone algorithm performance
    • Training set details

    The "study" referenced in the document is a series of non-clinical performance tests and biological evaluations to show the dental cement's properties align with established standards and are comparable to its predicate.

    Here's what can be extracted from the document related to "acceptance criteria" in the context of this dental cement, rephrased to fit the actual content:

    The acceptance criteria for this dental cement are implicitly defined by the relevant ISO standards (e.g., ISO 9917-1:2007) and FDA guidance documents for dental cements. The "performance data" table effectively serves as a comparison against these standards and the predicate device to demonstrate "substantial equivalence," which is the regulatory goal for a 510(k) submission.

    1. Table of "Acceptance Criteria" (Implicit from Comparison) and Reported Device Performance:

    ParameterImplicit "Acceptance Criteria" / Predicate Performance (Riva Self Cure)Reported Device Performance (Ceramir Restore QuikCap)Meets "Acceptance Criteria"? (Substantial Equivalence)
    Intended UseSelf-curing conventional glass ionomer restorative materialSelf-curing bioceramic restorative materialYes (SE)
    Indications for UseNon-stress bearing Class I & II, Deciduous, Geriatric, Intermediate, Cervical (Class V), Core build-ups, Temporary, Dentin replacement, ART techniqueSubset of predicate indications (without ART technique)Yes (SE - difference does not affect safety/effectiveness)
    Type of MixingMixed in a capsule supplied by SDI LTD.Mixed in a capsule supplied by SDI LTD.Yes (SE)
    Powder to liquid ratio3.2 g/g3.0 g/gYes (SE)
    Chemical compositionGlass ionomerGlass ionomer/calcium aluminateYes (SE - evaluated by performance/biological testing)
    Compressive strength at 24 hours171 MPa (Conforms to ISO 9917-1)189 MPa (Conforms to ISO 9917-1)Yes (SE)
    RadiopacityRadiopaque (2.5 mm Al) (Conforms to ISO 9917-1)Radiopaque (2.0 mm Al) (Conforms to ISO 9917-1)Yes (SE)
    Maximum solubility and disintegration (Acid erosion)Conforms to ISO 9917-1** (Specific value not provided for predicate)0.04 mm (Conforms to ISO 9917-1)Yes (SE)
    Dimensional change1 min (Conforms to ISO 9917-1)Yes (SE)
    Shear bond strength against dentinMax: 8.7 MPaMax: 17.0 MPaYes (SE - even though higher, implies at least equivalent or better)
    Thermal conductivity (at 37°C)0.58 W/m K0.75 W/m KYes (SE)
    Amount of heat generated during setting41.7°C40.2°CYes (SE)
    Fluoride releaseContinuous for at least 28 daysContinuous for at least 28 daysYes (SE)

    2. Sample size used for the test set and the data provenance:

    • Sample Size: Not explicitly stated in terms of number of samples for each test, but the document refers to conformance with ISO standards (e.g., ISO 9917-1), which would specify sample numbers for various tests.
    • Data Provenance: The tests were conducted to evaluate a new dental cement for regulatory submission. The document doesn't specify country of origin for the testing data beyond the manufacturer being in Sweden. The tests are prospective in the sense that they were performed specifically for this 510(k) submission.

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

    • Not applicable to this type of device (dental cement) or study. "Ground truth" here refers to established material properties measured via standardized laboratory tests, not expert interpretation of medical images.

    4. Adjudication method for the test set:

    • Not applicable.

    5. If a multi reader multi case (MRMC) comparative effectiveness study was done:

    • Not applicable.

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

    • Not applicable.

    7. The type of ground truth used:

    • Laboratory measurements according to established international standards (e.g., ISO 9917-1) and FDA guidance for dental cements. The "truth" is the measured physical and chemical properties of the material.

    8. The sample size for the training set:

    • Not applicable, as this is not an AI/ML device.

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

    • Not applicable.
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