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510(k) Data Aggregation

    K Number
    K202727
    Manufacturer
    Date Cleared
    2021-07-23

    (309 days)

    Product Code
    Regulation Number
    874.4760
    Reference & Predicate Devices
    Why did this record match?
    Applicant Name (Manufacturer) :

    3NT Medical Ltd.

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

    Peregrine Endoscopy System is intended to visualize the internal cavities of the ear, airways, nose and sinus cavities during diagnostic and therapeutic endoscope procedures.

    Device Description

    The Peregrine Endoscopy System is a single-use flexible ENT (ear, nose & throat) endoscope (provided sterile) which allows the user to steer through the anatomy and visualize it. The device is used in patients in whom endoscopic evaluation of, or intervention in, the ear, airways, nose, and sinus cavities is indicated.

    The modified Peregrine endoscopy system consists of:

    • A Single-use Endoscope - includes a distal CMOS imager, an illumination source, and a working channel which enables irrigation and suction. The endoscope is provided sterile. The multi-use handle and the endoscope attachment cable, which were separate components in the cleared 3NT Endoscopy System, are now an integral part of the single-use endoscope, thus eliminating all multi-use components from the system.
    • A Video Console (formerly named Camera Control Unit, or CCU) which includes a video board and a tablet-based display, connects to the endoscope through the endoscope cable to receive video images from the endoscope and display them.
    AI/ML Overview

    Based on the provided text, the Peregrine Endoscopy System is a medical device, and the document is a 510(k) summary for its premarket notification to the FDA. This document does not describe an AI medical device or a study involving AI assistance for human readers.

    Therefore, many of the requested points, such as sample sizes for test/training sets, blinding, adjudication methods, number of experts for ground truth, MRMC studies, standalone AI performance, and AI-specific ground truth establishment, are not applicable to this document. The document describes a traditional medical device (an endoscope system) and its performance against acceptance criteria largely focused on safety, electrical compatibility, software validation, and bench testing.

    Here's an analysis based on the information available in the document:

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

    The document provides a table summarizing bench testing, but it doesn't explicitly list specific quantitative acceptance criteria alongside the numeric results for all tests. Instead, it generally states "The tests passed and all acceptance criteria were met" or "substantial equivalence is determined."

    Test CategoryReported Device Performance and Substantial Equivalence Discussion
    Biocompatibility Testing• Conducted per ISO 10993-1:2018 and FDA guidance.
    • Tests included: Cytotoxicity, Sensitization, Irritation, Acute systemic toxicity.
    Result: Complies with same biocompatibility requirements as predicate device, hence substantial equivalence determined.
    Electrical Safety and Electromagnetic Compatibility (EMC)• Electrical safety: Passed IEC 60601-1:2012 and IEC 60601-2-18:2009.
    • EMC: Tested per IEC 60601-1-2:2014.
    Result: Complies with same electrical safety and EMC requirements as predicate device, hence substantial equivalence determined.
    Software Verification and Validation• Conducted per IEC 62304:2006 and FDA guidance for software in medical devices.
    • Level of Concern: Moderate (same as predicate device).
    Result: Software validated following same standard requirements and FDA guidelines, hence substantial equivalence demonstrated.
    Bench Testing
    Peregrine Scope Functionality and Simulated use, 3NT Console: Passed all functionality and simulated use tests. All acceptance criteria were met.
    Functionality and dimensions verification: Verified same indications for use as predicate. Substantial equivalence demonstrated.
    Photobiological safety: Based on IEC 62471:2006. Assigned Exempt Group classification under clinically realistic worst-case conditions.
    Display Color Gamut Measurement: Provides good coverage of sRGB (99.7%) and AdobeRGB (91.7%) color spaces.
    Peregrine Scope Visual and Dimensions: Passed all visual and dimensions inspections. All acceptance criteria were met.
    Peregrine Scope Mechanical Properties Verification: Tests passed and all acceptance criteria were met.
    Peregrine Scope System Image Quality Performance: Image is accurate, well reflects observed items in terms of color accuracy. Tests passed and all acceptance criteria were met. Image quality found to be superior to predicate device.
    Peregrine Scope Optical performance and MTF: Tests passed and all acceptance criteria were met. Optical performance found to be equal or better than predicate device.
    Geometric distortion: Measured, met predefined criteria.
    Peregrine Scope Labeling Verification and 3NT Console label verification: Labels and IFU include all required information and risk mitigations.
    Transportation and Shelf life: Test passed and all acceptance criteria were met.

    2. Sample sized used for the test set and the data provenance

    • Sample Size: Not specified in terms of patient data. For bench testing, it refers to the number of devices or components tested. The document does not provide raw numbers but implies enough for a statistically sound conclusion for the type of testing performed (e.g., "The Peregrine Endoscopy System passed all the functionality and simulated use tests.").
    • Data Provenance: The tests are "bench tests," meaning they were conducted in a controlled lab environment on the device itself, not on patient data. The company is based in Israel (3NT Medical Ltd., Rosh Ha'ayin, Israel).

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

    • This question is not applicable as the document describes performance data for a medical device (endoscopy system), not an AI algorithm. Ground truth, in the context of diagnostic AI, refers to confirmed disease status, which isn't relevant here. The "ground truth" for this device's performance is established by objective engineering and safety standards (e.g., passing electrical safety tests, meeting specified dimensions, or achieving certain image quality parameters).

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

    • Not applicable. This relates to human expert consensus for diagnostic tasks, which is not relevant to the acceptance criteria for an endoscope system.

    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 document does not mention an MRMC study or any study involving human readers or AI assistance. The device is an endoscope system, not an AI diagnostic tool.

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

    • Not applicable. The device is a physical endoscope system, not a standalone AI algorithm. While it has software, its "performance" is tied to its function as a visualization tool, not independent algorithmic interpretation.

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

    • The "ground truth" for this device's acceptance is based on compliance with established international and national standards (e.g., ISO, IEC, FDA guidelines) for medical device performance, safety, and functionality, as verified through bench testing. For example:
      • Biocompatibility: Conformance to ISO 10993-1.
      • Electrical Safety: Conformance to IEC 60601-1, IEC 60601-2-18.
      • EMC: Conformance to IEC 60601-1-2.
      • Software V&V: Conformance to IEC 62304.
      • Physical/Optical Properties: Meeting predefined engineering specifications and visual/dimensional inspections.
      • Image Quality: Objective measurements like sRGB/AdobeRGB coverage, MTF, and color accuracy, likely against defined benchmarks for endoscopic visualization.

    8. The sample size for the training set

    • Not applicable. This device is not an AI/ML algorithm that requires a training set. The software mentioned underwent verification and validation, but this refers to traditional software engineering V&V, not machine learning model training.

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

    • Not applicable, as there is no mention of a training set for an AI/ML model in this document.
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    K Number
    K192305
    Manufacturer
    Date Cleared
    2020-02-27

    (188 days)

    Product Code
    Regulation Number
    874.4760
    Reference & Predicate Devices
    Why did this record match?
    Applicant Name (Manufacturer) :

    3NT Medical Ltd.

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

    The Colibri Endoscopy System is intended to visualize the internal cavities of the ear, airways, nose and sinus cavities during diagnostic and therapeutic endoscope procedures.

    Device Description

    The Colibri Endoscopy System is a single-use ENT (ear, nose & throat) endoscope (provided sterile under EtO sterilization) which allows the user to steer through the anatomy and visualize it. The device is used in patients in whom endoscopic evaluation of, or intervention in, the ear, airways, nose, and sinus cavities is indicated. The Colibri endoscopy system consists of: A Single-use Endoscope includes a distal CMOS imager, an LED for illumination, and an add-on working channel which enables suction. The endoscope is provided sterile. The multi-use handle and the endoscope attachment cable, which were separate components in the cleared 3NT Endoscopy System, are now an integral part of the single-use endoscope, thus eliminating all multi-use components from the system. A Video Console (formerly named Camera Control Unit, or CCU) which includes a video board and a tablet-based display, connects to the endoscope through the endoscope cable to receive video images from the endoscope and display them.

    AI/ML Overview

    This document describes the premarket notification (510(k)) for the Colibri Endoscopy System. The information provided outlines the system's performance data, but it does not contain the details typically found in a study proving a device meets acceptance criteria for an AI/ML algorithm, as none are mentioned. Instead, it focuses on the substantial equivalence of the Colibri Endoscopy System to a predicate device based on common medical device performance benchmarks.

    Therefore, many of the requested items related to AI/ML acceptance criteria, ground truth establishment, expert adjudication, and MRMC studies cannot be answered from the provided text.

    Here's a breakdown of what can be extracted and what cannot:

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

    The document provides the following performance data and verification of compliance, rather than specific numerical acceptance criteria linked to AI/ML performance. The "acceptance criteria" here refer to successful completion of standard medical device tests.

    TestDescriptionReported Device Performance (Results and Substantial Equivalence Discussion)
    Biocompatibility testingConducted in accordance with ISO 10993-1:2018 and FDA guidance. Battery of tests included Cytotoxicity, Sensitization, Irritation, Acute systemic toxicity. Categorized as contact with intact mucosal membranes, Limited Exposure A (up to 24 hours).Test results verify that the Colibri Endoscopy System complies with the same biocompatibility requirements as the predicate device and hence substantial equivalence is determined.
    Electrical safety and electromagnetic compatibility (EMC)Electrical safety tests: IEC 60601-1:2005/A1:2012 and IEC 60601-2-18:2009. EMC tests: IEC60601-1-2:2014.Test results verify that the Colibri Endoscopy System complies with the same electrical safety and EMC requirements as the predicate device and hence substantial equivalence is determined.
    Software Verification and Validation testingConducted in accordance with IEC 62304:20006 and FDA's "Guidance for the Content of Premarket Submissions for Software Contained in Medical Devices." Level of Concern defined as Moderate.Colibri Endoscopy System has the same level of concern as the predicate device and the software was validated following the same standard requirements and FDA guidelines, hence substantial equivalence is demonstrated.
    Bench testing: Colibri Scope Functionality and Simulated use, 3NT Console Functionality and dimensions verificationTo ensure Colibri Endoscopy System functionality in simulated use is according to the indications for use.The Colibri Endoscopy System passed all the functionality and simulated use tests. The tests passed and all acceptance criteria were met. The Colibri Endoscopy System and the predicate device have the same indications for use, which were verified by the described test. Substantial equivalence is demonstrated.
    Bench testing: Colibri Scope Visual and DimensionsTo verify that the critical dimensions and surface quality of Colibri Scope comply with the predefined specification as part of the system requirements.The Colibri Endoscopy System passed all the visual and dimensions inspections. The test passed and all acceptance criteria were met.
    Bench testing: Colibri Scope Mechanical Properties VerificationTo verify that the physical and mechanical properties of the Colibri Scope (tube flexibility Suction module disconnection mechanism, bond strength).The tests passed and all acceptance criteria were met.
    Bench testing: Colibri Scope System Image Quality PerformanceSide by side comparison of image quality of Colibri Endoscopy System and predicate device based on 'CIE pub.116-1995 industrial color difference evaluation' and 'Sharma Gaurav 2003 - Digital Color Imaging Hand Book'.The Colibri Endoscopy System image is accurate and well reflects the observed items in terms of color accuracy. The tests passed and all acceptance criteria were met. The Colibri Endoscopy System image quality was found to be superior to that of the predicate device.
    Bench testing: Colibri Scope Optical performance and MTFSide by side comparison of Colibri and predicate device optical attributes according to ISO 8600 series and ISO 12233:2017.The tests passed and all acceptance criteria were met. The Colibri Endoscopy System optical performance was found to be equal or better than these of the predicate device.
    Bench testing: Colibri Scope Labeling Verification and 3NT Console label verificationTo verify Colibri Endoscopy System IFU and labels contain all required symbols, warnings, information, instructions for use and product specifications.Colibri Labels and IFU found to include all information required by regulatory requirements and risks mitigations.
    Bench testing: Transportation and Shelf lifeTransportation simulation according to ASTM D4169-16. Accelerated aging simulation according to ASTM F1980-16.The test passed and all acceptance criteria were met.
    Bench testing: Joint connection testTo verify working channel tensile strength and no leakage under use conditions.The tests passed and all acceptance criteria were met. Colibri Endoscopy System suction / irrigation channel was found to comply with no leakage and separation force requirements. This test verifies that no new risks of leakage or disconnection are introduced.

    2. Sample sized used for the test set and the data provenance

    • Sample Size for Test Set: Not specified for any of the performance tests. For bench testing, it refers to the number of devices or components tested, which is not provided.
    • Data Provenance: Not specified.
    • Retrospective or Prospective: Not specified.

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

    Not applicable as this is not an AI/ML algorithm study involving expert review for ground truth. Image quality and optical performance comparisons were based on consensus international standards and published scientific literature by unspecified personnel.

    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

    No MRMC study was reported. This device is an endoscope, not an AI-powered diagnostic tool.

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

    Not applicable. The performance data relates to the physical and functional characteristics of the endoscope itself.

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

    For image quality, ground truth appears to be based on adherence to international standards and published literature for color and optical performance evaluation. For other physical/functional tests, the "ground truth" is compliance with predefined specifications and standards.

    8. The sample size for the training set

    Not applicable. This is not an AI/ML algorithm requiring a training set.

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

    Not applicable.

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    K Number
    K181838
    Manufacturer
    Date Cleared
    2018-12-20

    (163 days)

    Product Code
    Regulation Number
    874.4420
    Reference & Predicate Devices
    Why did this record match?
    Applicant Name (Manufacturer) :

    3NT Medical Ltd.

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

    The Sinusway Dilation System is intended to access and treat the frontal, maxillary and sphenoid sinuses in sinus procedures in adults using a trans-nasal approach, by dilation and displacement of the anatomic structures along the sinus drainage pathways.

    Device Description

    Sinusway Dilation System combines the tissue expansion effect of balloon dilation with the features of a curved sinus seeker, and by that allows the user to track the dilation device into the sinus drainage pathways. The shape of the distal end of the dilation system can be changed by inserting pre-shaped seekers into it. The system includes:

    1. A Dilation Kit (Single use, provided sterile) consists of the following components:
      a. A Dilation Device includes an inflatable balloon at its distal end and connects to the inflation device at its proximal end.
      b. Three interchangeable pre-shaped Seekers (also referred to as stylets).
      c. An Inflation Device connects to the dilation device and inflates it while providing visual and tactile pressure indication.
      All Dilation Kit components are disposed of at the end of the procedure.
    2. A Holder (re-processible and auto-clavable) - holds the components of the Dilation Kit in place and locks them, allowing the user to operate the dilation tool.
    AI/ML Overview

    The provided document is a 510(k) premarket notification for the Sinusway Dilation System. The information required in the request pertains to the performance criteria and studies for a device, typically AI/ML-based software. However, the Sinusway Dilation System is a physical surgical instrument (Ear, Nose, And Throat Manual Surgical Instrument). Therefore, many of the requested fields, such as "effect size of how much human readers improve with AI vs without AI assistance," "standalone (i.e. algorithm only without human-in-the-loop performance)," and "sample size for the training set," are not applicable to this type of medical device.

    The document focuses on demonstrating substantial equivalence to a predicate device through comparison of technological characteristics and bench testing, rather than clinical performance metrics typically associated with AI/ML devices.

    Nevertheless, I will extract the available information related to acceptance criteria and device performance based on the provided text, while explicitly noting when requested information is not applicable.


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

    The document states that "All tests met the predefined acceptance criteria," but it does not explicitly list the acceptance criteria or the specific numerical performance results for each test. Instead, it lists the types of bench tests performed.

    Acceptance Criteria CategoryReported Device Performance
    Risk AnalysisPerformed per ISO 14971:2012.
    BiocompatibilityEvaluation performed in compliance with ISO 10993-1, including cytotoxicity, irritation, sensitization, and acute systemic cytotoxicity testing. All tests were completed with passing results.
    Sterilization, Packaging, and Shelf LifeSterilization validation testing of the endoscope performed to demonstrate compliance with ISO 11135-1. The handle was validated for cleaning and re-use by autoclave. Shelf life and packaging testing were performed. All tests were successfully completed.
    Bench Testing:All tests (listed below) met predefined acceptance criteria. Specific numerical results or criteria are not provided, only the types of tests.
    - Balloon Dilation Tool FatigueMet predefined acceptance criteria.
    - Inflation/Deflation time testMet predefined acceptance criteria.
    - Visual and demonstration ReportMet predefined acceptance criteria.
    - Dimensional AttributeMet predefined acceptance criteria.
    - Compliance (Diameter vs. Pressure) ReportMet predefined acceptance criteria.
    - Balloon Rated Burst Pressure ReportMet predefined acceptance criteria. (Rated Burst Pressure: 17.4 atm. Compared to predicate: 19-22 atm for 6mm balloon, noted as "Similar, both are above the maximal inflation pressure").
    - Bond Strength ReportMet predefined acceptance criteria.
    - Inflation Mechanism Pressure feedback range testing ReportMet predefined acceptance criteria.
    - Functionality and simulated useMet predefined acceptance criteria.

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

    For the bench testing, the document does not specify sample sizes for each test or the data provenance (e.g., country of origin, retrospective/prospective). It generally refers to "tests" being performed.

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

    Not applicable. This device is a physical surgical instrument, and its performance was evaluated through bench testing and compliance with standards, not through comparison against expert-established ground truth in a diagnostic context.

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

    Not applicable. Adjudication methods are typically relevant for clinical studies or studies involving human interpretation of diagnostic results, which is not the case for this device's performance evaluation.

    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 a physical device, not an AI-assisted diagnostic tool.

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

    Not applicable. This is a physical device, not an algorithm. Its functionality is dependent on human use during surgery.

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

    The "ground truth" for the device's acceptable performance was established by adherence to recognized international standards (e.g., ISO 14971:2012 for risk analysis, ISO 10993-1 for biocompatibility, ISO 11135-1 for sterilization) and internal predefined acceptance criteria for bench tests. These are engineering and safety standards, rather than clinical "ground truth" for diagnostic accuracy.

    8. The sample size for the training set

    Not applicable. This is a physical device. The concept of a "training set" is relevant for AI/ML models.

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

    Not applicable. As above, this is a physical device.

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    K Number
    K162916
    Manufacturer
    Date Cleared
    2017-02-24

    (130 days)

    Product Code
    Regulation Number
    874.4760
    Reference & Predicate Devices
    Why did this record match?
    Applicant Name (Manufacturer) :

    3NT Medical Ltd.

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

    The 3NT endoscopy system is intended to visualize the internal cavities of the ear, airways, nose and sinus cavites during diagnostic and therapeutic endoscope procedures.

    Device Description

    3NT endoscopy system is a single-use flexible ENT (ear, nose & throat) endoscope (provided sterile) which allows the user to steer through the anatomy and visualize it.

    3NT endoscopy system includes:

    1. A Single-use flexible endoscope (provided sterile) includes a distal tip CMOS imager and an integrated working channel which allows irrigation through a single channel. It is the only part that comes in contact with the patient and is disposed of at the end of the procedure.
    2. A Multi-use handle accessory (re-processible and auto-clavable) engages the single-use endoscope component and allows the user to mechanically control its articulation through dedicated levers.
    3. A Camera control unit (CCU) includes a video processor and a white LED light source. The CCU includes an attachment cable which connects to the single-use endoscope, receives video images from the endoscope, and delivers LED light to the endoscope.
    AI/ML Overview

    The provided text is a Premarket Notification (510(k)) summary for the 3NT Endoscopy System. The information focuses on demonstrating substantial equivalence to predicate devices, primarily through bench testing, biocompatibility, sterilization validation, software validation, electrical safety, and a cadaver study.

    However, the document does not contain the detailed information required to answer the specific questions about acceptance criteria for an AI/ML-based device and the study that proves it meets those criteria.

    Here's why and what information is missing:

    • This is not an AI/ML device: The document describes a "3NT Endoscopy System" which is a flexible ENT endoscope system. It consists of a single-use flexible endoscope (CMOS imager), a multi-use handle, and a Camera Control Unit (CCU) with a video processor and LED light source. There is no mention of any artificial intelligence, machine learning, or algorithmic analysis of the images for diagnostic purposes. The device is a direct visualization tool.
    • No acceptance criteria for AI performance: Since it's not an AI device, there are no acceptance criteria related to AI performance metrics (e.g., sensitivity, specificity, AUC). The acceptance criteria mentioned refer to the successful completion of engineering bench tests, biocompatibility tests, sterilization, and a cadaver study for visualization.
    • No "ground truth" establishment for AI: The "ground truth" described is based on the ability to visualize anatomical landmarks in a cadaver study, not on expert consensus or pathology for an AI's output.
    • No "test set" and "training set" for AI: The data provenance, sample sizes for test/training sets, number of experts for ground truth, and adjudication methods are details specific to the validation of AI models, which are not applicable here.
    • No MRMC study: A Multi-Reader Multi-Case (MRMC) study is relevant for evaluating the impact of AI on human reader performance, which isn't applicable to a direct visualization endoscope.
    • No standalone AI performance: Standalone performance refers to the AI algorithm's performance without human intervention, which is not relevant for this device.

    In summary, the provided document describes a medical device clearance for an endoscope based on traditional engineering and medical device testing, not an AI/ML product. Therefore, it does not contain the information requested in the prompt regarding AI acceptance criteria and study details.

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