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510(k) Data Aggregation

    K Number
    K222620
    Date Cleared
    2023-03-23

    (205 days)

    Product Code
    Regulation Number
    878.4460
    Reference & Predicate Devices
    Predicate For
    N/A
    AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP AuthorizedThirdpartyExpeditedreview
    Intended Use

    The Sterilized Latex Surgical Glove is a device made of natural rubber intended to be worn by operating room personnel to protect a surgical wound from contamination.

    Device Description

    The proposed sterilized latex surgical gloves are powder-free, sterile, single use, surgical gloves intended to be worn by operating room personnel to protect a surgical wound from contamination. The gloves are natural color (no colorant added). The gloves are offered in sizes of 6.5, 7, 7.5, 8, 8.5, 9. The gloves are designed and manufactured in accordance with the ASTM D3577-19 standard.

    AI/ML Overview

    Here's a breakdown of the acceptance criteria and the study that proves the device meets them, based on the provided text:

    Device: Sterilized Latex Surgical Gloves (Suzhou Colour-way New Material Co., Ltd.)
    Predicate Device: Sterile Latex Surgical Gloves Power Free (Amazing Rubber Products Pvt. Ltd.)


    1. Table of Acceptance Criteria and Reported Device Performance

    Test MethodologyPurposeAcceptance CriteriaReported Device Performance
    Dimension (ASTM D3577-09)To determine the length of the gloves265mm, minPass. 6.5: 272-278mm; 7.0: 274-279mm; 7.5: 276-283mm; 8.0: 278-284mm; 8.5: 279-287mm; 9.0: 282-288mm
    To determine the width of the glovesSize 6.5: 83 ± 6 mmPass. 6.5: 84-85mm
    Size 7: 89 ± 6 mmPass. 7.0: 90-92mm
    Size 7.5: 95 ± 6 mmPass. 7.5: 95-97mm
    Size 8: 102 ± 6 mmPass. 8.0: 103-105mm
    Size 8.5: 108 ± 6 mmPass. 8.5: 108-110mm
    Size 9: 114 ± 6 mmPass. 9.0: 114-116mm
    To determine the thickness of the glovesPalm: 0.10 min; Finger: 0.10 min; Cuff: 0.10 minPass. Cuff: 0.14-0.16mm; Palm: 0.18-0.21mm; Finger: 0.22-0.25mm
    Physical Property (ASTM D3577-09): Tensile StrengthTo determine the physical property of tensile strength of the glovesBefore Aging: 24Mpa min for all sizesPass. Before Aging: 26.9-29.3MPa for all sizes
    After Aging: 18Mpa min for all sizesPass. After Aging: 21-26.3MPa for all sizes
    Physical Property (ASTM D3577-09): Ultimate ElongationTo determine the physical property of ultimate elongation of the glovesBefore Aging: 750% min for all sizesPass. Before Aging: 800%-950% for all sizes
    After Aging: 560% min for all sizesPass. After Aging: 650%-790% for all sizes
    Physical Property (ASTM D3577-09): Stress at 500%To determine the physical properties of stress at 500% elongation of the glovesBefore Aging: 5.5Mpa, max for all sizesPass. Before Aging: 3.3-4.9MPa
    Watertight Test (ASTM D5151-19)To determine the watertightness of the glovesAQL 1.5Pass. No glove appears leakage for the size of 750 gloves have been tested.
    Residual Power (ASTM D6124-06 (17))To determine the residual power in the gloves2mg per glove or lessPass. 1.2-1.5mg/glove for all tested gloves
    Aqueous Soluble Protein Content (ASTM D5712-15)To determine the aqueous soluble protein content in the gloves200 µg/dm² max for all sizesPass. 93.6-125.1 ug/dm² for all tested gloves
    Irritation (ISO 10993-10)To evaluate the potential skin irritation caused by test article contact with the skin surface of rabbitsNegligibly irritatingPass. Under the condition of this study, the device is negligibly irritating.
    Sensitization (ISO 10993-10)The test was designed to evaluate the potential of a test article to cause skin sensitizationNon-sensitizingPass. Under the conditions of the study, the device is non-sensitizing
    Systemic Toxicity (ISO 10993-11)The test article was evaluated to determine whether leachables extracted from the test article would cause acute systemic toxicity following injection into miceNon-systemic toxicityPass. Under the conditions of the study, there is no mortality or evidence of systemic toxicity from the extracts.
    Pyrogen (ISO 10993-11)The test article was evaluated for the risks of febrile reaction in the rabbit to the administration by injectionNon-pyrogenicPass. Under the conditions of the study, the test articles would not be considered be febrile reaction.
    Bacterial Endotoxin (USP 43 <161>)To determine the bacterial endotoxin of each sample meet the requirement of endotoxin limit<20EU/pair of glovesPass. Under the conditions of the test, the bacterial endotoxin of each test article was less than 20 EU/pair.
    Shelf Life (ASTM D7160-16)To validate the shelf life of the proposed deviceThree yearsPass. Accelerated aging validation were carried out. 13 samples for each lot have already been picked for real-time stability testing at 6th and 9th month of storage. Performance and package before and after aging were acceptable and met the requirements.

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

    • Watertight Test (ASTM D5151-19): "750 gloves have been tested."
    • Irritation (ISO 10993-10): "contact with the skin surface of rabbits." (Specific number not provided, but implies animal testing)
    • Systemic toxicity (ISO 10993-11): "following injection into mice." (Specific number not provided, but implies animal testing)
    • Pyrogen (ISO 10993-11): "febrile reaction in the rabbit" (Specific number not provided, but implies animal testing)
    • Shelf Life (ASTM D7160-16): "13 samples for each lot have already been picked for real-time stability testing". The number of lots is not specified.
    • Other mechanical and chemical tests (dimensions, tensile strength, elongation, stress, residual power, aqueous soluble protein content, bacterial endotoxin): Sample sizes are not explicitly stated for these tests in the provided document, beyond the general statement that tests were "conducted to adequately demonstrate the effectiveness of the device."
    • Data Provenance: The document does not explicitly state the country of origin for the test data. However, the applicant is "Suzhou Colour-way New Material Co., Ltd." in CHINA, and the submission correspondent is in Shanghai, China. The tests are non-clinical (laboratory/animal-based) rather than human clinical trials. All experiments appear to be prospective, laboratory tests conducted specifically for this submission.

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

    This document describes technical and biological performance testing (non-clinical) of a medical device (surgical gloves). It does not involve human expert consensus for a "ground truth" in the way a diagnostic AI study would. The acceptance criteria are based on established international standards (ASTM, ISO, USP). The "ground truth" for these tests is the objective measurement against these published standards.


    4. Adjudication Method for the Test Set

    Not applicable. This is not a study that involves human readers or an adjudication process for subjective interpretation of data. The tests are objective measurements against defined standards.


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

    No. An MRMC study is typically for evaluating the effectiveness of a diagnostic tool, often an AI algorithm, by comparing human readers' performance with and without AI assistance. This document is for a physical medical device (surgical gloves) and involves non-clinical performance and biocompatibility testing.


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

    No. This is not an AI algorithm. It is a physical medical device.


    7. The Type of Ground Truth Used

    The ground truth used for all tests is based on established international standards and specifications (ASTM D3577-19, ASTM D5151-19, ASTM D6124-06 (Reapproved 2017), ASTM D5712-2015, ISO 10993-05, ISO 10993-10, ISO 10993-11, USP 43 <161>, ASTM D7160-16). These standards define the acceptable quantitative or qualitative outcomes for each test.


    8. The Sample Size for the Training Set

    Not applicable. This is not an AI algorithm study; therefore, there is no "training set."


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

    Not applicable. As there is no training set for an AI algorithm, there is no ground truth established for it.

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