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510(k) Data Aggregation
(115 days)
Zirkonzahn Gmbh
The resin discs TEMP PREMIUM FLEXIBLE, MULTISTRATUM FLEXIBLE and THERAPON are polymethylmethacrylate and polycarbonate discs indicated to manufacture temporary anterior and posterior crowns and bridges, with up to two adjacent pontics, that can be kept in the mouth for up to 12 months.
TEMP BASIC are PMMA discs intended for the fabrication of temporary anterior crowns and bridges, with up to one adjacent pontic, with a maximum recommended usage time of 12 months.
TRY-IN, BURNOUT and TRY-IN & BURNOUT are PMMA discs intended for the fabrication of temporary crowns and bridges that can be kept in the mouth for up to 24 hours as for TRY-IN, and up to 60 minutes as for BURNOUT and TRY-IN &BURNOUT.
Intended use: polymer blanks used in dental CAD/CAM milling systems by professional dental technicians to manufacture dental crowns and bridges
The subject devices are composed of polymethylmethacrylate (PMMA) or polycarbonates (PC) and pigments. They are available in different models that differ in basic material, form and color. The materials used for the submitted devices have a long history of safe use for same or equivalent indications.
The blanks are available in different forms (the diameter of the block can be 95 mm or 98 mm, with step or without step) and heights (from 8 to 30mm) for different milling systems.
The usage period of the subject devices is limited: TEMP PREMIUM, TEMP PREMIUM FLEXIBLE, MULTISTRATUM FLEXIBLE and THERAPON discs can be kept in the oral cavity for up to 12 months; TRY-IN can be kept in the oral cavity for up to 24 hours, while BURNOUT and TRY-IN & BURNOUT devices can remain in the mouth for a maximum of 60 minutes.
The provided text describes a 510(k) premarket notification for dental polymer blanks. This type of document is for demonstrating substantial equivalence to a predicate device, not for describing the acceptance criteria and study proving a device meets them for a novel AI/software product. Therefore, much of the requested information regarding AI/software performance studies is not applicable or cannot be extracted from this document.
However, I can extract the acceptance criteria and the performance relative to a standard for the physical properties of these dental devices.
Acceptance Criteria and Reported Device Performance
The acceptance criteria for the subject devices are based on their compliance with the International Standard ISO 10477:2004 for polymer-based dental restorative materials. The reported device performance is presented as the measured values for flexural strength, water absorption, and water solubility.
Property | Acceptance Criteria (based on ISO 10477:2004) | Reported Device Performance (Subject Devices) | Reported Device Performance (Predicate Device: IDODENTINE) | Comparison |
---|---|---|---|---|
Flexural Strength | Must correspond with the requirements of the standard (specific numerical requirement not explicitly stated but implied by "Similar" comparison to predicate). | TEMP BASIC: 64 MPa | ||
TEMP PREMIUM: 106 MPa | ||||
TEMP PREMIUM FLEXIBLE: 110 MPa | ||||
MULTISTRATUM FLEXIBLE: 120 MPa | ||||
THERAPON: 115 MPa | ||||
TRY-IN: 65.32 MPa | ||||
BURNOUT: 53.66 MPa | ||||
TRY-IN & BURNOUT: 57.34 MPa | IDODENTINE MULTILAYER: 83 MPa | |||
IDODENTINE TRANSPA: 94 MPa | Similar. The Temp Basic, Try-In, Burnout, and Try-In & Burnout have lower values, but these differences are deemed "not significant" due to their limited usage. | |||
Water Absorption | Must correspond with the requirements of the standard. | TEMP BASIC: 20.46 µg/mm³ | ||
TEMP PREMIUM: 19.36 µg/mm³ | ||||
TEMP PREMIUM FLEXIBLE: 3.97 µg/mm³ | ||||
MULTISTRATUM FLEXIBLE: 2.90 µg/mm³ | ||||
THERAPON: 14.1 µg/mm³ | ||||
TRY-IN: 20.47 µg/mm³ | ||||
BURNOUT: 20.10 µg/mm³ | ||||
TRY-IN & BURNOUT: 19.68 µg/mm³ | IDODENTINE MULTILAYER: 22.3 µg/mm³ | |||
IDODENTINE TRASPA: 25.8 µg/mm³ | Similar | |||
Water Solubility | Must correspond with the requirements of the standard. | TEMP BASIC: 0 µg/mm³ | ||
TEMP PREMIUM: |
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(127 days)
ZIRKONZAHN GMBH
PRETTAU® ANTERIOR T0 is intended to be used for the manufacturing of metal free single-unit anterior and posterior prostheses, inlays, onlays, veneers bonded dental restorations.
PRETTAU® ANTERIOR T0 is a millable dental ceramic material made of zirconia.
PRETTAU® ANTERIOR TO is destined for manufacture with CAD/CAM technology of metal free single-unit anterior and posterior prostheses, implant superstructures, inlays, onlays and veneers as fully anatomical restoration as well as for reduced structures for veneering with ceramics. The device is compatible with commercially available dental CAD/CAM systems must be validated by the user. The blocks are suitable for all milling units which are able to process presintered zirconia and which have the proper clamping device for the corresponding blank. PRETTAU® ANTERIOR TO is marketed in 25 different outer shapes, i.e. barrel, discs, rectangular, and special shapes; the blocks are produced in various heights from 10mm to 50 mm for each shape.
This document is a 510(k) Summary for the medical device PRETTAU® ANTERIOR T0, a millable dental ceramic material made of zirconia. It provides information about the device, its intended use, and a comparison to a predicate device to demonstrate substantial equivalence.
Here's an analysis to extract the requested information:
1. Table of Acceptance Criteria and Reported Device Performance
Acceptance Criteria (from ISO 6872:2008 for Type II Class a&b and 2a esthetic dental ceramic) | Reported Device Performance (PRETTAU® ANTERIOR T0) |
---|---|
Flexural Strength: ≥ 600 Mpa (implied by statement that 600 Mpa is "well above the limits") | 600 Mpa |
Chemical Solubility: |
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(91 days)
ZIRKONZAHN GMBH
Metal free single posterior crowns, multiple unit anterior crowns/bridges, inlays, onlays bonded dental restorations.
Not Found
The provided document is a 510(k) premarket notification letter from the FDA for a device named "Zirkonzahn Ice," which is classified as "Porcelain Powder for Clinical Use." This document primarily deals with the administrative notification and clearance process rather than detailed study results or acceptance criteria.
Therefore, the requested information regarding acceptance criteria and a study proving the device meets these criteria cannot be extracted from this document. The letter states that the device is "substantially equivalent" to legally marketed predicate devices, which is the basis for its clearance, not necessarily a demonstration of meeting specific performance criteria through a new study.
The document does not contain the following information:
- A table of acceptance criteria and reported device performance.
- Sample sizes used for the test set or data provenance.
- Number or qualifications of experts used to establish ground truth.
- Adjudication method for a test set.
- Results from a multi-reader multi-case (MRMC) comparative effectiveness study, including effect size.
- Results from a standalone (algorithm only) performance study.
- Type of ground truth used (expert consensus, pathology, outcomes data, etc.).
- Sample size for the training set.
- How the ground truth for the training set was established.
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