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510(k) Data Aggregation

    K Number
    K243009
    Device Name
    MIST IC
    Date Cleared
    2025-06-24

    (271 days)

    Product Code
    Regulation Number
    872.3630
    Why did this record match?
    Device Name :

    MIST IC

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

    MIST IC abutments are intended for use to support a prosthetic device in a partially or completely edentulous patient. They are intended to support a single-unit or multi-unit, cement retained prosthesis in the mandible or maxilla. MIST IC abutments are compatible for use with the following implants:

    Compatible Implant SystemImplant Body Diameter, mmImplant Platform Name
    Straumann Bone Level (CrossFit® Morse Taper)2.9SC
    3.3NC
    4.1, 4.8RC
    Straumann® Tissue Level (CrossFit® Connection)3.3, 4.1, 4.8RN
    4.8WN
    Straumann BLX (TorcFit™ Internal Hexalobular)3.5, 3.75, 4.0, 4.5RB
    5.0, 5.5, 6.5WB
    Neodent GM (Morse taper)3.5, 3.75, 4.0, 4.3, 5.0, 6.0, 7.0Grand Morse (GM)

    All digitally designed custom abutments for use with MIST IC abutments are to be sent to an Imagine Milling Technologies validated milling center for manufacture.

    Device Description

    MIST IC from Imagine Milling Technologies, LLC is a line of Ti-base and machinable blank abutments to interface with compatible dental implants from four (4) manufacturers, and a total of eight (8) implant-abutment interface compatibilities. The subject device prosthetic platform diameters range from 3.8 mm to 6.9 mm. All stock subject device components (abutments and abutment screws) are made of titanium alloy conforming to ASTM F136. The subject device MIST IC L-LINK abutments have a TiN coating achieved through a physical vapor deposition (PVD) process that is identical to the process used for TiN coating of Imagine Milling Technologies, LLC devices cleared in K222368. The PVD cathodic arc evaporation process is a high current, low voltage process in which material evaporated from the cathode (Ti) is ionized, transported through the vacuum chamber with reactive gas (N2) and deposited as a non-porous, thin film on the titanium substrate. Each abutment is supplied with the non-sterile abutment screw designed for attachment to the corresponding compatible OEM implant.

    All patient-specific abutment fabrication for all MIST IC abutments is by prescription on the order of the clinician. All MIST IC abutments are intended to be milled at an Imagine Milling Technologies, LLC validated milling center under FDA quality system regulations.

    MIST IC L-LINK abutments are two-piece abutments to be used as a base when fabricating a CAD-CAM customized restoration where the superstructure produced will compose the second part of the two-piece abutment; the assembly becoming a final finished medical device after cementation on the subject device abutment. They are provided with engaging and non-engaging connections.

    The L-LINK abutments and corresponding zirconia superstructure are provided to the clinician either with the superstructure cemented to the abutment by the dental laboratory, or separately for the clinician to bond together chairside using the cement required in the labeling (RelyX RMGIP bonding cement, cleared in K022476).

    The design parameters for L-LINK patient-specific abutments are:

    • Minimum wall thickness – 0.5 mm
    • Minimum cementable post height for single-unit restoration – 4.0 (minimum cementable post height for single-unit restoration is defined as the height above the restorative margin)
    • Minimum gingival height – 0.5 mm
    • Maximum gingival height (for all except Straumann BLX L-Link) – 5.0 mm
    • Maximum gingival height (for Straumann BLX L-LINK) – 6.0 mm
    • Maximum angle – 20°

    All zirconia copings (superstructures) for use with the subject device MIST IC L-LINK abutments will conform to ISO 13356.

    MIST IC PREFIT abutments are cylindrical abutments designed for patient-specific abutment fabrication by a CAD-CAM process and machined into a one-piece, all titanium abutment. The portion of the abutment available for milling is either 9.9 mm in diameter by 20 mm in length or 13.9 mm in diameter by 20 mm in length. MIST IC PREFIT abutments have an engaging connection.

    The design parameters for PREFIT patient-specific abutments are:

    • Minimum wall thickness – 0.5 mm
    • Minimum cementable post height for single-unit restoration – 4.0 (minimum cementable post height for single-unit restoration is defined as the height above the restorative margin)
    • Minimum gingival height – 0.5 mm
    • Maximum gingival height (for all except Straumann BLX PREFIT) – 5.0 mm
    • Maximum gingival height (for Straumann BLX PREFIT) – 6.0 mm
    • Maximum angle – 30°
    AI/ML Overview

    The provided document is a 510(k) clearance letter for a dental device, specifically dental implant abutments. It details the device's administrative information, predicate devices, indications for use, subject device description, and performance data used to demonstrate substantial equivalence.

    However, the document does not contain any information regarding acceptance criteria or a study proving the device meets those criteria in the context of an AI/ML algorithm. The performance data section refers to non-clinical analyses, such as MR compatibility, sterilization validation, biocompatibility, mechanical properties testing, reverse engineering, and static/dynamic compression-bending testing conforming to ISO 14801. These are standard tests for mechanical dental devices, not AI/ML performance evaluation.

    Therefore, I cannot provide the requested information for acceptance criteria and a study proving an AI device meets them based on the given text. The device described, "Mist IC," is a physical dental implant abutment, not an artificial intelligence/machine learning (AI/ML) powered medical device.

    To directly answer your prompt based on the provided text, the following information is missing or not applicable:

    1. A table of acceptance criteria and the reported device performance: Not applicable. The document describes mechanical and material performance testing for a physical device, not AI/ML performance metrics like sensitivity, specificity, or AUC against defined acceptance criteria for an AI algorithm.
    2. Sample sizes used for the test set and the data provenance: Not applicable. There is no AI/ML test set. The document refers to testing of physical components (OEM implants, abutments, screws, subject device constructs).
    3. Number of experts used to establish the ground truth for the test set and the qualifications of those experts: Not applicable. No AI/ML ground truth establishment.
    4. Adjudication method (e.g. 2+1, 3+1, none) for the test set: Not applicable.
    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: Not applicable. This is not an AI-assisted diagnostic device.
    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 (expert consensus, pathology, outcomes data, etc.): Not applicable. The "ground truth" for this device's performance would be the physical properties and mechanical integrity verified by engineering standards (e.g., ISO 14801).
    8. The sample size for the training set: Not applicable. No AI/ML training set mentioned.
    9. How the ground truth for the training set was established: Not applicable. No AI/ML training set mentioned.

    The document focuses solely on the substantial equivalence of the "Mist IC" dental implant abutments to legally marketed predicate devices based on design, materials, manufacturing, and conventional mechanical/material performance testing.

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    K Number
    K222368
    Device Name
    MIST IC
    Date Cleared
    2022-12-01

    (118 days)

    Product Code
    Regulation Number
    872.3630
    Why did this record match?
    Device Name :

    MIST IC

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

    MIST IC abutments are intended for use to support a prosthetic device in a partially or completely edentulous patient. They are intended to support a single-unit or multi-unit, cement retained prosthesis in the mandible or maxilla. MIST IC abutments are compatible for use with the following implants:

    Compatible Implant SystemsImplant Body Diameter, mmImplant Platform, mm
    Biomet 3i OSSEOTITE® Certain®3.253.4
    4.04.1
    5.05.0
    6.06.0
    NobelActive® (conical connection)3.53.5 (NP)
    4.3, 5.03.9 (RP)
    5.55.1 (WP)
    NobelReplace Conical Connection3.53.5 (NP)
    4.3, 5.03.9 (RP)
    NobelParallel Conical Connection3.753.5 (NP)
    4.3, 5.03.9 (RP)
    5.55.1 (WP)
    Replace Select Tapered TiUnite3.53.5 (NP)
    4.34.3 (RP)
    5.05.0 (WP)
    6.06.0
    Replace Select Tapered PMC3.53.5 (NP)
    4.34.3 (RP)
    5.05.0 (WP)
    6.06.0
    Replace Select TC3.53.5 (NP)
    4.04.3 (RP)
    Zimmer Screw-Vent®3.73.5
    4.74.5
    Zimmer Tapered Screw-Vent®3.7, 4.13.5
    4.74.5
    6.05.7

    All digitally designed custom abutments for use with MIST IC abutments are to be sent to an Imagine Milling Technologies validated milling center for manufacture.

    MIST IC abutments for Biomet 3i Certain 3.25 mm implant bodies are indicated for maxillary lateral and mandbular central/lateral incisors only.

    Device Description

    MIST IC from Imagine Milling Technologies, LLC is a line of Ti-base and machinable blank abutments to interface with compatible dental implants from 3 manufacturers, a total of 14 implant-abutment interface compatibilities. The compatible implant body diameters range from 3.25 mm to 6.0 mm and the corresponding implant platform diameters range from 3.4 mm. The subject device prosthetic platform diameters range from 3.8 mm. All stock subject device components (abutments and abutment screws) are made of titanium alloy conforming to ASTM F136. The subject device MIST IC L-LINK abutments have a TiN coating achieved through a physical vapor deposition (PVD) process that is identical to the process used for TiN coating of Imagine Milling Technologies, LLC devices cleared in K 182246. The PVD cathodic arc evaporation process is a high current, low voltage process in which material evaporated from the cathode (Ti) is ionized, transported through the vacuum chamber with reactive gas (N2) and deposited as a non-porous, thin film on the titanium substrate.

    Each abutment is supplied with the non-sterile abutment screw designed for attachment to the corresponding compatible OEM implant.

    All patient-specific abutment fabrication for all MIST IC abutments is by prescription on the order of the clinician. All MIST IC abutments are intended to be milled at an Imagine Milling Technologies, LLC validated milling center under FDA quality system regulations.

    MIST IC L-LINK abutments are two-piece abutments to be used as a base when fabricating a CAD-CAM customized restoration where the superstructure produced will compose the second part of the two-piece abutment; the assembly becoming a final finished medical device after cementation on the subject device abutment. They are provided in straight designs, with engaging and non-engaging connections. The L-LNK abutments and corresponding zirconia superstructure are provided to the clinician either with the superstructure cemented to the abutment by the dental laboratory, or separately for the clinician to bond together chairside using the cement recommended in the labeling (RelyX RMGIP bonding cement, cleared in K022476).

    Design parameters for the L-LINK zirconia superstructure are: Minimum wall thickness - 0.5 mm Minimum post height for single-unit restoration - 4.0 mm Minimum gingival height of the coping - 0 mm (all L-LINK bases have minimum gingival height of 0.5 mm) Maximum gingival height – 5.0 mm Maximum angle - 20°

    All zirconia copings (superstructures) for use with the subject device MIST IC L-LINK abutments will conform to ISO 13356.

    MIST IC PREFIT abutments are cylindrical abutments designed for patient-specific abutment fabrication by a CAD-CAM process and machined into a one-piece, all titanium abutment. The portion of the abutment available for milling is either 9.9 mm in diameter by 20 mm in diameter by 20 mm in diameter by 20 mm in length. MIST IC PREFIT abutments have an engaging connection.

    Design parameters for the PREFIT patient specific abutment are: Minimum wall thickness - 0.5 mm Minimum post height for single-unit restoration - 4.0 mm Minimum gingival height - 0.5 mm Maximum gingival height - 5.0 mm Maximum angle - 30°

    AI/ML Overview

    The provided text describes the regulatory clearance of a dental device, "MIST IC." It outlines the device's intended use and compares it to a predicate device. However, it does not contain explicit information about acceptance criteria or a specific study proving the device meets those criteria, especially in the context of AI performance.

    This document focuses on establishing substantial equivalence for regulatory purposes, relying heavily on non-clinical testing and comparison to an existing predicate device. The information provided is primarily relevant to the safety and mechanical performance of the dental implant abutments, not AI/algorithm performance.

    Therefore, many of the requested fields cannot be directly answered from the provided text.

    Here's a breakdown of what can and cannot be extracted from the document based on your request:


    1. Table of Acceptance Criteria and Reported Device Performance

    The document does not explicitly state acceptance criteria in terms of numerical thresholds or performance metrics for an AI algorithm. Instead, it lists non-clinical tests performed to demonstrate substantial equivalence to the predicate device and ensure safety and efficacy.

    Acceptance Criteria CategorySpecific Test/EvaluationReported Device Performance / Outcome
    Material & BiocompatibilityBiocompatibility according to ISO 10993-5 and ISO 10993-12Found compatible
    SterilizationSterilization validation according to ISO 17665-1 and ISO 17665-2Validated
    Mechanical StrengthStatic and dynamic compression-bending testing according to ISO 14801Fatigue limit data demonstrated sufficient strength for intended use
    Magnetic Resonance (MR) SafetyNon-clinical analysis of metallic subject devices and compatible OEM implant bodies in MR environment (per FDA guidance)Addressed parameters including magnetically induced displacement force and torque
    CompatibilityReverse engineering of OEM implant bodies, OEM abutments, and OEM abutment screwsConfirmed compatibility for each of the compatible OEM implant system interfaces

    2. Sample Size Used for the Test Set and Data Provenance

    This information is not provided in the document. The document refers to "non-clinical testing data" but does not detail the sample sizes for these tests or the provenance of any data beyond indicating it's for dental implant abutment compatibility and mechanical strength. There is no mention of an "AI test set."

    3. Number of Experts Used to Establish Ground Truth for the Test Set and Qualifications

    This information is not provided. The document describes mechanical performance and material compatibility testing, not a study requiring expert-established ground truth for an AI algorithm.

    4. Adjudication Method for the Test Set

    This information is not provided. As no "test set" for AI or expert review is mentioned, adjudication methods are not applicable here.

    5. If a Multi Reader Multi Case (MRMC) Comparative Effectiveness Study Was Done

    No, a Multi-Reader Multi-Case (MRMC) comparative effectiveness study was not done. The document explicitly states: "No clinical data were included in this submission." This type of study typically involves human readers and is clinical in nature.

    6. If a Standalone (i.e., algorithm only without human-in-the-loop performance) Was Done

    The document describes a physical medical device (dental implant abutments) and its mechanical and material properties. There is no mention of an AI algorithm or standalone algorithm performance.

    7. The Type of Ground Truth Used

    For the non-clinical tests mentioned, the "ground truth" is established by objective engineering standards and validated testing protocols (e.g., ISO 14801 for mechanical testing, ISO 10993 for biocompatibility). There is no "expert consensus," "pathology," or "outcomes data" as ground truth for an AI in this context.

    8. The Sample Size for the Training Set

    This information is not provided. There is no mention of a training set as the document does not concern an AI algorithm.

    9. How the Ground Truth for the Training Set Was Established

    This information is not provided as there is no mention of a training set or AI algorithm in the provided text.


    Summary of what the document IS about:

    The document is an FDA 510(k) clearance letter for the MIST IC dental abutment. It establishes substantial equivalence to a predicate device (K182246) based on:

    • Non-clinical testing: Biocompatibility, sterilization, MR compatibility, reverse engineering for compatibility, and static/dynamic compression-bending.
    • Material properties: Both subject and predicate devices are made of Titanium Alloy (ASTM F136), with TiN coating for L-LINK abutments, and use zirconia copings (ISO 13356) and the same bonding cement (RelyX RMGIP).
    • Design similarities: Similar CAD-CAM fabrication process, restoration types (single/multi-unit, cement-retained), and design parameters (minimum wall thickness, post height, gingival height, angulation).
    • Intended Use: Supports a prosthetic device in partially or completely edentulous patients, compatible with various specified implant systems.

    The text does not discuss, describe, or evaluate any AI component of the device.

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    K Number
    K182246
    Device Name
    MIST IC
    Date Cleared
    2019-04-16

    (239 days)

    Product Code
    Regulation Number
    872.3630
    Reference & Predicate Devices
    Why did this record match?
    Device Name :

    MIST IC

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

    MIST IC abutments are intended for use to support a prosthetic device in a partially or completely edentulous patient. They are intended to support a single-unit or multi-unit, cement-retained prosthesis in the mandible or maxilla. MIST IC abutments are compatible for use with the following implants:

    Keystone Dental Implant Line Platform Diameter (mm) Body Diameter (mm) Genesis 3.8, 4.5, 5.5, 6.5 3.8, 4.5, 5.5, 6.5 PrimaConnex® 1.0 (Straight) 3.5, 4.1, 5.0 3.3, 4.0, 5.0 PrimaConnex® 1.0 (Tapered) 3.5, 4.1, 5.0 3.5, 4.1, 5.0

    All digitally designed custom abutments for use with MIST IC abutments are to be sent to an Imagine Milling Technologies validated milling center for manufacture.

    Device Description

    MIST IC abutments include three abutment designs, MIST IC S-LINK, and MIST IC S-LINK, and MIST IC PREFIT, having connections compatible with three Keystone Dental implant systems. Subject device are provided in three interface connection diameters (SD (3.5 mm), RD (4.1 mm) and WD (5.0 mm)). All subject device abutments have the same connection type to the compatible Keystone Dental implants cleared in K101545 and K051614. Corresponding compatible implant platform diameters range from 3.5 mm to 6.5 mm. Corresponding compatible implant body diameters range from 3.3 mm. All sizes of the compatible Keystone Dental implants have one of the three interface connection sizes (SD, RD, and WD).

    All subject device L-LINK and S-LINK abutments are two-piece abutments to be used as a base when fabricating a CAD/CAM customized restoration where the superstructure produced will compose the second part of the twopiece abutment; the assembly becoming a final finished medical device after cementation on the subject device abutment. The zirconia superstructure will be fabricated using a CAD/CAM process. MIST IC S-LINK has a cut out in the post to accommodate a restoration with an angled screw channel when clinically necessary. MIST IC PREFTT abutments are titanium cylindrical abutments designed for patient specific abutment fabrication using a CAD/CAM process. All patient-specific abutment fabrication on the order of the clinician.

    Design parameters for the L-LINK zirconia superstructure are: minimum wall thickness -0.5 mm; minimum post height for single-unit restoration - 4.0 mm; maximum gingival height - 5.0 mm; and maximum angle - 20°.

    Design parameters for the S-LINK zirconia superstructure are: minimum wall thickness - 0.7 mm; minimum post height for single-unit restoration - 4.0 mm; maximum gingival height - 5.0 mm; and maximum angle - 20°.

    Design parameters for the PREFIT patient specific abutment are: minimum wall thickness - 0.5 mm; minimum post height for single-unit restoration - 4.0 mm; maximum gingival height - 5.0 mm; and maximum angle - 30°.

    All subject device components (abutments and abutment screws) are made of titanium alloy conforming to ASTM F136. Zirconia superstructures for subject device abutments are made of Y-TZP conforming to ISO 13356.

    All subject device components are provided non-sterile, and are intended to be end-user sterilized.

    AI/ML Overview
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