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510(k) Data Aggregation

    K Number
    K211974
    Manufacturer
    Date Cleared
    2021-09-23

    (90 days)

    Product Code
    Regulation Number
    882.1890
    Reference & Predicate Devices
    Why did this record match?
    Reference Devices :

    K101691

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

    LED PHOTIC System is an accessory indicated for photic activation of brain during the electroencephalographic (EEG) studies. It always has to be used in combination with an EEG system, in order to evaluate particular anomalies of the brain activity due to the intermittent photic stimulation. The product must be used only by qualified personnel (physicians or technicians of neurophysiopathology) for the execution of EEG exams in a professional environment.

    Device Description

    LED PHOTIC System is an accessory indicated for photic activation of brain during the electroencephalographic(EEG) studies. It is to be used in combination with an EEG system, in order to evaluate particular anomalies of the brain activity due to the intermittent photic stimulation.

    The LED PHOTIC Systemis managed by the EEG system software for setting some parameters, IC, and the power supply called LED PHOTIC IC POWER is an integral part of the LED PHOTIC System.

    AI/ML Overview

    The provided text describes the regulatory clearance for a medical device called "LED PHOTIC System" and its comparison to a predicate device. However, it does not contain information about a study proving the device meets specific acceptance criteria in the context of an AI/ML-driven medical device.

    The document is a 510(k) premarket notification summary for a Class II medical device, which is an accessory for EEG studies to provide photic stimulation. The performance testing mentioned focuses on safety standards (electrical safety, usability, EMC compliance, photobiological safety), not on accuracy, sensitivity, specificity, or other performance metrics typically associated with AI/ML device evaluations.

    Therefore, I cannot fulfill your request for the following information based on the provided text:

    • A table of acceptance criteria and the reported device performance: The document only lists safety standard compliance, not performance criteria for diagnostic accuracy or similar AI/ML metrics.
    • Sample size used for the test set and the data provenance: No such testing is described for diagnostic performance. The safety tests would have their own sample sizes (e.g., number of units tested) but these are not provided.
    • Number of experts used to establish the ground truth for the test set and the qualifications of those experts: Not applicable, as there's no diagnostic performance study described.
    • Adjudication method for the test set: Not applicable.
    • 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, as the device is a photic stimulator, not an AI/ML diagnostic aid.
    • If a standalone (i.e. algorithm only without human-in-the-loop performance) was done: Not applicable.
    • The type of ground truth used: Not applicable.
    • The sample size for the training set: Not applicable (no AI/ML algorithm mentioned).
    • How the ground truth for the training set was established: Not applicable.

    The "Performance Testing" section only states:

    • The LED PHOTIC System was tested and found compliant to the following safety standards:
      • IEC 60601-1:2005+A1:2012: Medical Electrical safety
      • IEC 60601-1-6:2010+A1:2013: Usability
      • IEC 60601-2:2014: EMC Compliance
      • IEC 62471:2006: Photobiological Safety

    This submission is about establishing substantial equivalence to a predicate device (Lifelines Photic Stimulator K101691) primarily based on shared intended use, similar operational principles, and compliance with general medical device safety standards. It is not an evaluation of an AI-driven system.

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    K Number
    K143487
    Device Name
    Lifelines iEEG
    Manufacturer
    Date Cleared
    2015-08-21

    (256 days)

    Product Code
    Regulation Number
    882.1400
    Reference & Predicate Devices
    Why did this record match?
    Reference Devices :

    K010460, K101691

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

    The Lifelines iEEG is an EEG system that allows acquisition, display, archive, storage and analysis of physiological signals. The intended user of this product is a qualified medical practitioner trained in electroencephalography who will exercise professional judgment in using the information. The Lifelines iEEG system also includes the display of a quantitative EEG plots, power spectrum, which is intended to help the user to monitor and analyze the EEG. This device does not provide any diagnostic conclusion about the patient's condition to the user.

    Device Description

    Lifelines iEEG is medical device used to acquire, display, archive, store and analyze EEG examinations. The EEG is presented in a conventional way and conventional signal processing is applied such as re-montaging and band pass filtering. The system is also capable of acquiring and presenting digital video synchronized to the EEG if this is available. Some advanced analysis methods are provided as an aid: FFT analysis and Artifact Removal. The system software is designed using service oriented architecture enabling the possibility of reviewing data over WAN without the use of additional remote desktop software solutions.

    The components of Lifelines iEEG are:

    • Lifelines iEEG software:
      • . iEEG Centrum
      • . iEEG Review
      • iEEG Acquisition .
    • Lifelines Trackit, Lifelines Ltd, 510(k)#K010460
    • Lifelines Photic Stimulator, Lifelines Ltd, 510(k)# K101691
    • Off the shelf PC and medical grade power supply ●
    • Off the shelf IP Video Camera ●
    AI/ML Overview

    This 510(k) submission for the Lifelines iEEG 2.0 device primarily focuses on demonstrating substantial equivalence to a predicate device (Natus Medical, Inc., DG Nervus/NicoletOne, K964280) rather than presenting a standalone study with acceptance criteria for clinical performance. The documentation emphasizes software verification and validation, along with conformance to various IEC standards for safety and essential performance.

    Therefore, many of the requested sections related to clinical study design, sample sizes for test/training sets, expert adjudication, MRMC studies, and ground truth establishment are not explicitly addressed in this document. The device is an EEG system for acquisition, display, archive, storage, and analysis of physiological signals, and the submission argues that it is substantially equivalent to existing, legally marketed devices.

    Here's a breakdown of the available information:

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

    No explicit acceptance criteria or reported device performance metrics in terms of clinical accuracy (e.g., sensitivity, specificity for diagnostic tasks) are provided in this document. The submission focuses on demonstrating substantial equivalence based on intended use, technological characteristics, and conformance to safety and performance standards.

    The document highlights the following characteristics of the Subject Device (Lifelines iEEG):

    Feature/CharacteristicSubject Device Performance (Lifelines iEEG)Predicate Device (DG Nervus/NicoletOne)
    Intended UseAcquisition, display, archive, storage, and analysis of physiological signals. Help user monitor and analyze EEG. Does not provide diagnostic conclusion.Acquisition, display, store, and archive electroencephalographic signals.
    Intended UserQualified medical practitioner trained in ElectroencephalographyQualified medical practitioner trained in Electroencephalography
    Population AgeAll age groupsAll age groups
    Use EnvironmentHospital, clinics, patients homeHospital, clinic, patients home
    Regulation Number21 CFR 882.140021 CFR 882.1400
    Product CodeGWQ, OLTGWQ
    Device allows acquisition of physiological signalsYesYes
    Device allows display, archive, review, and analysis of physiological signalsYesYes
    Identifies spikesNoYes
    Identifies seizuresNoYes
    Displays calculated EEG measuresYesYes
    Calculated EEG measures displayedSpectrum, Power Spectrum Density, band power, spectral edge, peak frequencySpectrum, Spectrogram, band power, peak frequency, spectral edge
    Users can add/delete eventsYesYes
    Number of EEG channelsSoftware: up to 128; Hardware: up to 32Up to 512
    Type of EEG recording supportedEDF, NicoletOne, Lifelines iEEGEDF, NicoletOne
    Type of EEG analysisClinical, ambulatory, long term monitoringClinical, ambulatory, long term monitoring
    Photic activation of the EEGYesYes
    Differential input impedance>20 Mohms> 20MΩ
    Common mode input impedance>100 Mohms> 100MΩ
    Channel equivalent input noise
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