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510(k) Data Aggregation

    K Number
    K211601
    Date Cleared
    2022-08-22

    (455 days)

    Product Code
    Regulation Number
    880.6250
    Reference & Predicate Devices
    Why did this record match?
    Device Name :

    Powder Free Latex Examination Glove, Non-Sterile

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

    A patient examination glove is a disposable device made of natural rubber latex intended for medical purposes that is worn on the examiner's hand or finger to prevent contamination between patient and examiner.

    Device Description

    The powder free latex examination glove is manufactured from natural rubber latex. Inner surface of gloves undergoes surface treatment process to produce a smooth surface that assists the user in donning the gloves with ease without using any lubricant such as powder on the glove surface. The glove is ambidextrous, i.e. can be worn on right hand or left hand. The physical properties of glove i.e. tensile strength meet ASTM standard D3578. Device is intended for single use and nonsterile. The powder free latex examination glove, non-sterile is supplied in the following sizes: XS, S, M, L and XL. This qlove is natural in color is added) and powder free.

    AI/ML Overview

    The provided text is a 510(k) premarket notification for a medical device: "Natural Rubber Latex Examination Glove, Non-Sterile, Powder Free." This type of submission relies on demonstrating substantial equivalence to a legally marketed predicate device rather than clinical efficacy studies often associated with AI/ML devices. Therefore, the questions related to AI/ML device testing (e.g., ground truth establishment by experts, MRMC studies, training set details) are not applicable to this submission.

    However, I can extract the acceptance criteria and performance data for the physical characteristics of the examination gloves, which are the relevant "performance" metrics for this device.

    Here's the information based on the provided text, focusing on the non-clinical testing:

    1. Table of Acceptance Criteria and Reported Device Performance

    CharacteristicStandardAcceptance CriteriaReported Device PerformanceStatus
    Physical Properties (Before Aging)ASTM D412 (Tension)
    Tensile StrengthASTM D412Min 18.0 MPaXS: 24.40 MPa, S: 24.56 MPa, M: 27.18 MPa, L: 26.51 MPa, XL: 26.11 MPaPass
    Ultimate ElongationASTM D412Min 650%XS: 792 %, S: 808 %, M: 817 %, L: 811 %, XL: 783 %Pass
    Stress at 500% ElongationASTM D412Max. 5.5 MPaXS: 4.77 MPa, S: 5.11 MPa, M: 4.55 MPa, L: 4.85 MPa, XL: 5.22 MPaPass
    Physical Properties (After Aging)ASTM D412 (Tension)
    Tensile StrengthASTM D412Min 14.0 MPaXS: 25.59 MPa, S: 22.37 MPa, M: 27.16 MPa, L: 25.95 MPa, XL: 26.67 MPaPass
    Ultimate ElongationASTM D412Min 500%XS: 802 %, S: 723 %, M: 809 %, L: 829 %, XL: 785 %Pass
    DimensionASTM D3767 (Rubber Measurement of Dimensions)
    LengthASTM D3767Min 240 mm (for all sizes)XS: 243 mm, S: 243 mm, M: 243 mm, L: 243 mm, XL: 243 mmPass
    WidthASTM D3767XS: Max 80 mm, S: Min 80 ± 10 mm, M: Min 95 ± 10 mm, L: Min 110 ± 10 mm, XL: Min 110 mmXS: 78 mm, S: 84 mm, M: 95 mm, L: 106 mm, XL: 116 mmPass
    Thickness (Finger)ASTM D3767Min 0.11 mmXS: 0.14 mm, S: 0.14 mm, M: 0.15 mm, L: 0.15 mm, XL: 0.16 mmPass
    Thickness (Palm)ASTM D3767Min 0.09 mmXS: 0.12 mm, S: 0.12 mm, M: 0.12 mm, L: 0.12 mm, XL: 0.13 mmPass
    WatertightASTM D5151 (Detection of Holes in Medical Gloves)Inspection Level 1, AQL 1.0 (Acceptance no. 5 for 200 pcs, Acceptance no. 10 for 500 pcs)XS: Found 0 leaks (Sample 200), S: Found 1 leak (Sample 500), M: Found 3 leaks (Sample 500), L: Found 3 leaks (Sample 500), XL: Found 3 leaks (Sample 200)Pass
    Residual PowderASTM D6124 (Residual Powder on Medical Gloves)Powder residue limit of 2.0 mg per gloveXS: 0.2 mg, S: 0.5 mg, M: 0.1 mg, L: 0.1 mg, XL: 0.2 mgPass
    Extractable Protein ContentASTM D5712-99 (Protein in Natural Rubber)200 µg/dm² MaxLess than 50 µg/dm²Pass

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

    • Physical Properties: Data is provided for each size (XS, S, M, L, XL). The specific sample size for each test (e.g., number of gloves tested for tensile strength) is not explicitly stated, but the results represent the performance across these sizes.
    • Dimension: Data is provided for each size (XS, S, M, L, XL).
    • Watertight:
      • XS & XL: Sample size 200 pcs each.
      • S, M, L: Sample size 500 pcs each.
      • Data Provenance: The document does not specify the country of origin where the testing was conducted or if it was retrospective/prospective. It's non-clinical lab testing.
    • Residual Powder: Sample size: 5 pcs.
    • Extractable Protein Content: Sample size: 3 pcs.

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

    Not applicable. This device is an examination glove, and its performance is evaluated through standardized physical, chemical, and biocompatibility tests, not clinical expert review of images or medical data. The "ground truth" is defined by the parameters of the ASTM standards and the test results.

    4. Adjudication Method for the Test Set

    Not applicable. The tests performed are objective, quantitative measurements against predefined standards, not subjective assessments requiring multiple reviewers or adjudication.

    5. If a Multi-Reader Multi-Case (MRMC) Comparative Effectiveness Study Was Done, and Effect Size

    No. This is not an AI/ML device or a diagnostic device that would typically undergo MRMC studies.

    6. If a Standalone (Algorithm Only Without Human-in-the-Loop Performance) Was Done

    Not applicable. This is a physical medical device (glove), not an algorithm.

    7. The Type of Ground Truth Used

    The ground truth is established by international and national standards (e.g., ASTM D3578, ASTM D412, ASTM D3767, ASTM D5151, ASTM D6124, ASTM D5712-99, ISO 10993 series) for physical properties, biocompatibility, and manufacturing quality of medical gloves. These standards define the measurable acceptance criteria.

    8. The Sample Size for the Training Set

    Not applicable. This is not an AI/ML device.

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

    Not applicable. This is not an AI/ML device.

    Summary of Study Type:

    The document describes non-clinical performance testing against established industry standards (ASTM, ISO) to demonstrate that the Natural Rubber Latex Examination Glove meets all relevant safety and performance requirements and is substantially equivalent to a legally marketed predicate device (K202377). It's a bench testing/laboratory study based on adherence to quantitative standards rather than a clinical trial or AI/ML model validation study.

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    K Number
    K991044
    Date Cleared
    1999-04-23

    (24 days)

    Product Code
    Regulation Number
    880.6250
    Reference & Predicate Devices
    N/A
    Why did this record match?
    Device Name :

    DERMAGRIP POWDER FREE LATEX EXAMINATION GLOVE, NON STERILE (PROTEIN CONTENT LABELING)

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

    The gloves are intended to be worn on the hand of healthcare personnel and similar personnel to prevent contamination between the healthcare or similar personnel and the patient's body, fluids, waste, or environment.
    The patient examination glove is a disposable device intended for medical purposes that is worn on the examiner's hand or finger to prevent contamination between patient and examiner.

    Device Description

    Class I natural rubber latex patient examination's glove, 80 LYY, powder free, protein content labeling. It meets all of the requirements of ASTM standard D3578-95.

    AI/ML Overview

    The provided text describes the acceptance criteria and performance data for the "DERMAGRIP POWDER FREE LATEX EXAMINATION GLOVE, NON STERILE (PROTEIN CONTENT LABELING)".

    Here's the breakdown of the requested information:

    1. Table of Acceptance Criteria and Reported Device Performance:

    TestAcceptance Criteria (ASTM D3578-95)Reported Device Performance (DERMAGRIP Powder Free Latex Examination Glove)
    Watertight (1000 ml)S-4, AQL 4.0Pass based on: 1) Single Sampling Plan, S-4, AQL 4.0; 2) Multiple Sampling Plan, GII, AQL 4.0
    Length (mm)
    Size XSmin 220245
    Size Smin 220255
    Size Mmin 230297
    Size Lmin 230249
    Size XL-253
    Palm Width (mm)
    Size XS70 ± 1077
    Size S80 ± 1081
    Size M95 ± 1096
    Size L111 ± 10105
    Size XL-114
    Single Wall Thickness (mm)
    Fingermin 0.080.36
    Palmmin 0.080.25
    Physical Properties - Before Aging
    Tensile Strength (MPa)min 1428.63
    Ultimate Elongation (%)min 700962
    Physical Properties - After Aging
    Tensile Strength (MPa)min 1418.43
    Ultimate Elongation (%)min 5001007
    Powder Content-below 2 mg/glove
    Protein Content-below 50 microgram/gram

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

    • Sample Size: The document does not explicitly state a specific sample size (e.g., number of gloves tested). However, for the "Watertight" test, it refers to "Single Sampling Plan, S-4, AQL 4.0" and "Multiple Sampling Plan, GII, AQL 4.0". These are sampling plans from quality control standards, which implicitly define sample sizes based on lot size and AQL. The specific sample sizes are not directly provided in the text.
    • Data Provenance: The tests were conducted by WRP Specialty Products Sdn. Bhd. in Malaysia, as indicated by the company's address. The data is retrospective, as it's a summary of performance data collected prior to the 510(k) submission date of January 12, 1999.

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

    • This information is not applicable as the device is a patient examination glove and the acceptance criteria are based on objective physical and chemical properties as defined by ASTM standards and FDA watertight test requirements, not expert interpretation of medical images or conditions.

    4. Adjudication method for the test set:

    • This information is not applicable as the acceptance criteria are based on objective, quantitative measurements against established standards, not on subjective assessments requiring adjudication.

    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:

    • This information is not applicable. The device is a medical glove, not an AI-assisted diagnostic tool.

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

    • This information is not applicable as the device is a medical glove, not an algorithm. The performance evaluation is of the physical product itself.

    7. The type of ground truth used:

    • The "ground truth" for this device is based on objective, quantitative measurements defined by:
      • ASTM D3578-95 standard for natural rubber latex patient examination gloves.
      • FDA 1000 ml watertight test.
      • Specific thresholds for powder content and protein content.

    8. The sample size for the training set:

    • This information is not applicable as the device is a physical product (glove) and not a software or AI model that requires a training set in the conventional sense. The manufacturing process is subject to quality control, which involves sampling, but this is distinct from an AI training set.

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

    • This information is not applicable for the reasons stated in point 8.
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