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510(k) Data Aggregation

    K Number
    K170281
    Date Cleared
    2017-10-06

    (249 days)

    Product Code
    Regulation Number
    868.1860
    Reference & Predicate Devices
    Why did this record match?
    Applicant Name (Manufacturer) :

    Beijing M&B Electronic Instruments Co., Ltd.

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

    This device is intended for monitoring PEF (Peak Expired Flow Rate) and FEV 1 (Forced Expiratory Volume in one second) for patient home use. The device is designed for pediatric to adult patients. The device is intended for monitoring respiratory conditions such as asthma.

    Device Description

    MSA100BT Peak Flow Meter is a hand-held pulmonary function measuring medical device that measures patient's maximum possible exhalation which is called peak expiratory flow (PEF) and forced expiratory volume in 1 second (FEV1). The accuracy meets American Thoracic Society (ATS) Standard 2005 Revision. The MSA100BT is designed for pediatric to adult patients for home use and for single user, and is intended for monitoring respiratory conditions such as asthma. The MSA100BT has an automatic memory of 250 recordings and can connect to cell phone by Bluetooth. Patients can transfer the records to phone via BLE4.0, then using app to help save and track long term. The MSA100BT is capable of measuring PEF from 50 to 900 L/min and FEV1 from 0.01 to 9.99 L. Its measuring accuracy is ± 20 L/min or ± 10% of the reading for PEF, and ± 0.050 L or ± 3% of the reading for FEV1. The MSA100BT is composed of main unit, turbine sensor, and mouth piece. After each use, the mouthpiece and turbine of the device should be cleaned by soap solution and water within 30 minutes.

    AI/ML Overview

    The provided document is a 510(k) premarket notification for the MSA100BT Peak Flow Meter. It focuses on demonstrating substantial equivalence to a predicate device, the MSA100 Peak Flow Meter, rather than detailing a study that establishes acceptance criteria for a novel AI device and proves its performance.

    Therefore, the specific information requested about acceptance criteria, a study proving device meeting criteria, sample sizes, expert qualifications, adjudication methods, MRMC studies, standalone performance, ground truth types, and training set details for an AI-powered device cannot be extracted directly from this document. This document pertains to a physical medical device (peak flow meter) and its performance validation using non-clinical testing and comparison to an existing device, not an AI algorithm.

    However, I can extract the performance criteria and the testing performed to demonstrate that the device complies with certain standards, which can be interpreted as fulfilling "acceptance criteria" in the context of this device's submission.

    Here's the closest information I can provide based on the document:


    1. Table of Acceptance Criteria and Reported Device Performance

    Acceptance Criteria (Standard Requirement)Reported Device Performance
    Accuracy:
    PEF: ± 20 L/min or ± 10% of the readingPEF: ± 20 L/min or ± 10% of the reading (Stated as identical to predicate and meets ATS Standard 2005 Revision)
    FEV1: ± 0.05 L or ± 3% of the readingFEV1: ± 0.05 L or ± 3% of the reading (Stated as identical to predicate and meets ATS Standard 2005 Revision)
    Biocompatibility: (According to ISO 10993-1:2009/(R)2013)
    Non-cytotoxicTest article confirmed non-cytotoxic (Complied with ISO 10993-5:2009)
    Non-irritating (oral mucosa)Test article confirmed non-oral-mucosal-irritating (Complied with ISO 10993-10:2010)
    Non-sensitizingTest article confirmed non-sensitizing (Complied with ISO 10993-10:2010)
    Electrical Safety: (According to IEC 60601-1)Device complies with IEC 60601-1:2012
    Electromagnetic Compatibility (EMC): (According to IEC 60601-1-2)Device complies with IEC 60601-1-2:2014
    Wireless Compliance: (According to FDA Guidance on RF Wireless Tech)Device complies with FDA's guidance: "Guidance Radio Frequency Wireless Technology in Medical Devices Guidance for Industry and Food and Drug Administration Staff."
    Performance Parameters: (According to Standards of Spirometry 2005)All of the tested parameters (accuracy, intra instrument repeatability, PEF inter instrument repeatability, performance of flow resistance) meet the requirements in the standards. The performance of the proposed device is demonstrated to be comparable with the predicate device. The accuracy meets American Thoracic Society (ATS) Standard 2005 Revision. (Range: PEF 50 to 900 L/min, FEV1 0.01 to 9.99 L; Measuring solution: PEF 1 L/min; FEV1 0.01 L).
    Software Verification & Validation: (According to FDA Guidance)Software validation demonstrated that the software functions as specified in the software requirement specifications. (For "moderate" level of concern software)

    Regarding the specific questions about AI/ML device studies, the document does not contain this information as it is not about such a device.

    1. Sample size used for the test set and the data provenance: Not applicable. The testing described is for a physical device, not an AI algorithm evaluated on a data test set from specific provenance.
    2. Number of experts used to establish the ground truth for the test set and the qualifications of those experts: Not applicable. The ground truth for performance is established by reference standards for spirometry or laboratory tests for biocompatibility/electrical safety.
    3. Adjudication method: Not applicable.
    4. 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 is not an AI-assisted diagnostic device.
    5. If a standalone (i.e. algorithm only without human-in-the-loop performance) was done: No, this is not an AI algorithm.
    6. The type of ground truth used:
      • Performance: Reference standards specified by Standards of Spirometry (2005 Revision) and American Thoracic Society (ATS) Standard 2005 Revision.
      • Biocompatibility: Laboratory testing results against ISO 10993 standards.
      • Electrical Safety & EMC: Compliance with IEC 60601 standards.
      • Wireless: Compliance with FDA guidance.
      • Software: Software requirement specifications.
    7. The sample size for the training set: Not applicable, as this is not an AI/ML device.
    8. How the ground truth for the training set was established: Not applicable.
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    K Number
    K133975
    Date Cleared
    2014-10-03

    (281 days)

    Product Code
    Regulation Number
    868.1860
    Reference & Predicate Devices
    Why did this record match?
    Applicant Name (Manufacturer) :

    BEIJING M&B ELECTRONIC INSTRUMENTS, CO., LTD

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

    This device is intended for monitoring PEF (Peak Expired Flow Rate) and FEV 1 (Forced Expiratory Volume in one second) for patient home use. The device is designed for pediatic to adult patients. The device is intended for monitoring respiratory conditions such as asthma.

    Device Description

    The MSA100 Peak Flow Meter is a medical device that measures patient's maximum possible exhalation which is called "peak flow" (referred to in medical terms as PEF-Peak Expiratory Flow) and "forced expiratory volume" (commonly known as FEV1) in one second. Regular monitoring of the peak flow is useful for monitoring diseases of the airways such as asthma, C.O.P.D, or chronic bronchitis, is usually used for patient home use.

    AI/ML Overview

    Here's a breakdown of the requested information based on the provided document:

    1. Table of Acceptance Criteria and Reported Device Performance

    Feature/TestAcceptance Criteria (Predicate Device)Reported Device Performance (Proposed MSA100 Peak Flow Meter)
    PEF Measuring Range50 to 900 l/min50 to 900 l/min
    FEV1 Measuring Range0.01 to 9.99 liters0.01 to 9.99 liters
    PEF Accuracy± 25 l/min or 12% of the reading± 20 l/min or ± 10% of the reading
    FEV1 Accuracy± 0.1 l or ± 5% of the reading± 0.05 l or ± 3% of the reading
    PEF Measuring Resolution1 l/min1 l/min
    FEV1 Measuring Resolution0.01 l0.01 l
    Data SafetyData rememorized by EEPROMData rememorized by Flash memory
    Memory240 measurements with date/time300 measurements with date/time
    Power Source2 batteries of 1.5V, size AAAAAA 1.5x2 alkaline batteries
    Electrical SafetyIEC 60601-1 and IEC 60601-1-2IEC 60601-1 and IEC 60601-1-2
    Biocompatibility (In vitro cytotoxicity, irritation, sensitization)Met acceptance criteria (implied by ISO standards)Met acceptance criteria (ISO 10993-5: 2009; ISO 10993-10: 2010)
    Performance TestingATS 2005 updateATS 2005 update

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

    The document does not explicitly state the sample size used for the test set or the data provenance (e.g., country of origin, retrospective/prospective). It only mentions that "The sponsor has performed bench tests to demonstrate the MSA100 Peak Flow Meter performs within specifications." This suggests the testing was laboratory-based rather than involving human subjects for performance evaluation.

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

    This information is not provided. The testing appears to be based on engineering and laboratory standards, not clinical ground truth established by medical experts for individual cases.

    4. Adjudication method for the test set:

    Not applicable. The testing described involves bench tests against specified performance metrics and adherence to international standards, not subjective expert adjudication of results.

    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 device is a measurement instrument (Peak Flow Meter) and does not involve AI or human "readers" interpreting data in a typical MRMC study context.

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

    The device is a standalone instrument for measuring PEF and FEV1. The "algorithm only" concept doesn't directly apply as it's a physical device with embedded measurement technology (turbine transducer, photoelectric conversion). The performance described is its standalone measurement accuracy.

    7. The type of ground truth used:

    The ground truth used for specific performance metrics (like accuracy for PEF and FEV1) would be established by reference standards or calibrated equipment used in the bench testing. For biocompatibility and electrical safety, the ground truth is adherence to the specified ISO and IEC standards.

    8. The sample size for the training set:

    Not applicable. This device is a hardware measurement instrument tested against established engineering and performance standards, not a machine learning model that requires a training set.

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

    Not applicable, as there is no training set for this type of device.

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