K Number
K962189
Date Cleared
1996-07-26

(50 days)

Product Code
Regulation Number
880.6250
Reference & Predicate Devices
N/A
Predicate For
N/A
AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP AuthorizedThirdpartyExpeditedreview
Intended Use

The gloves are intended to be worn on the hand of healthcare personnel, operating room personnel and similar personnel to prevent contamination between the healthcare or similar personnel and the patient's body, fluids, waste, or environment.

Device Description

Class I latex patient examination glove 80 LYY, powder free, hypoallergenic, low protein, that meets all of the requirements of ASTM standard D3578-91.

AI/ML Overview

Here's an analysis of the provided text, focusing on the acceptance criteria and the studies mentioned for the "COMFIT POWDER FREE GREEN EXAMINATION GLOVES (HYPOALLERGENIC, LOW PROTEIN)":

1. Table of Acceptance Criteria and Reported Device Performance

TESTAcceptance Criteria (ASTM D 3578-91 & FDA)COMFIT Glove Performance
Pinhole/Watertight (1000 ml)S-4, AQL 4.0 (FDA 1000 ml watertight test implied)Pass based on AQL of 2.5 (Better than specified AQL)
Length (mm) - Size Smin 230249
Length (mm) - Size Mmin 230249
Length (mm) - Size Lmin 230249
Palm width (mm) - Size S80 ± 1085
Palm width (mm) - Size M95 ± 1096
Palm width (mm) - Size L111 ± 10105
Thickness (mm) - Fingermin 0.080.22
Thickness (mm) - Palmmin 0.080.16
Physical Properties - Before Ageing (Tensile Strength MPa)min 2135.03
Physical Properties - Before Ageing (Ultimate Elongation %)min 700868
Physical Properties - After Ageing (Tensile Strength MPa)min 1629.85
Physical Properties - After Ageing (Ultimate Elongation %)min 500826
Powder ContentNot specified in ASTM D3578-91 (Implied by "Powder Free")below 2 mg / glove
Protein ContentNot specified in ASTM D3578-91 (Implied by "Low Protein")below 50 microgram / gram
Hypoallergenic Potential (Dermal Irritation/Sensitization)No potential for eliciting dermal irritation or sensitizationNo potential for eliciting either dermal irritation or sensitization

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

  • Physical and Chemical Properties: The document refers to "Performance data of gloves to ASTM D 3578-91 and FDA 1000 ml watertight test" but does not explicitly state a sample size for these tests. The AQL (Acceptance Quality Level) of 2.5 for watertight is mentioned, which implies a sampling plan was followed, but the specific number of gloves tested for each characteristic is not provided. The data provenance is not stated, but given the manufacturer is Malaysian, it's likely the testing occurred in Malaysia or a closely affiliated region.
  • Hypoallergenic Claim: 200 Human subjects were used for the Modified Draize test. This was a prospective study as it involved testing on human subjects to assess the device's performance regarding the hypoallergenic claim. The country of origin for this specific trial is not stated.

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

  • For Physical and Chemical Properties: The "ground truth" is established by the ASTM D 3578-91 standard and the FDA 1000 ml watertight test. These standards themselves are products of expert consensus and rigorous scientific methods, but individual experts are not explicitly named as providing ground truth for this specific device's test set. The tests are objective measurements against established criteria.
  • For Hypoallergenic Claim: A "Modified Draize test" was performed. This type of test typically involves trained professionals (e.g., dermatologists, toxicologists, or technicians under their supervision) to observe and record skin reactions. However, the number and specific qualifications of the experts (e.g., dermatologists with X years of experience) who assessed the reactions in the 200 human subjects are not mentioned in the document.

4. Adjudication Method for the Test Set

  • For Physical and Chemical Properties: Adjudication is not applicable in the sense of expert consensus for primary endpoints. The results are objective measurements against predefined thresholds in the ASTM standard. AQL (Acceptance Quality Level) indicates a statistical sampling plan for quality control rather than expert adjudication.
  • For Hypoallergenic Claim: The document does not specify an adjudication method like 2+1 or 3+1. The Modified Draize test protocol itself would define how reactions are observed and interpreted. It's likely observations were made by trained personnel, but details on how conflicting interpretations (if any) were resolved are not provided.

5. If a Multi Reader Multi Case (MRMC) Comparative Effectiveness Study was done

No, a Multi Reader Multi Case (MRMC) comparative effectiveness study was not done. This type of study is relevant for diagnostic imaging or interpretation tasks where multiple human readers assess cases with and without AI assistance. The device in question is an examination glove, and the studies described are related to its physical properties, chemical composition, and biocompatibility/allergenicity, not diagnostic interpretation.

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

This question is not applicable to the device described. The "device" is a physical examination glove, not an algorithm or AI system. Therefore, there is no "standalone" algorithm performance to evaluate.

7. The type of ground truth used

  • For Physical and Chemical Properties: The ground truth is based on objective measurements compared against pre-defined standards (ASTM D 3578-91 and FDA requirements).
  • For Hypoallergenic Claim: The ground truth is established through clinical observation of human subjects in a controlled test (Modified Draize test) for the presence or absence of dermal irritation or sensitization.

8. The Sample Size for the Training Set

This question is not applicable. The device is a physical product (examination gloves), not an AI algorithm, so there is no concept of a "training set" in this context.

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

This question is not applicable, as there is no training set for this physical device.

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Image /page/0/Picture/0 description: The image shows a logo with the letters "WKT" in bold, black font. The letters are stylized and connected, with the "T" having a unique, curved extension. A thick, black line forms a bracket shape around the letters, enclosing them within the logo design.

CONTACT PERSON: WEMBLEY RUBB

JI 26 K

(M) SDN BHD
Lot 1, Jalan 3
awasan Perusahaan Bandar Baru
Salak Tinggi, 43900 Sepang,
Selangor, Malaysia.
Corporate Office Tel: 8461486
8461867
Fax: 8461485
8461557
Factory Office: 8461495
8461496
Fax: 8461488
846160R

510 (K) SUMMARY

: COMFIT POWDER FREE GREEN EXAMINATION 1. Trade Name GLOVES (HYPOALLERGENIC, LOW PROTEIN)

  • : Examination Gloves 2. Common Name
    1. Classification Name : Patient Examination Glove

4. Substantial Equivalence :

Class I latex patient examination glove 80 LYY, powder free, hypoallergenic, low protein, that meets all of the requirements of ASTM standard D3578-91.

5. Description of device :

Class I latex patient examination glove 80 LYY, powder free, hypoallergenic, low protein, that meets all of the requirements of ASTM standard D3578-91.

6. Intended use of device :

The gloves are intended to be worn on the hand of healthcare personnel, operating room personnel and similar personnel to prevent contamination between the healthcare or similar personnel and the patient's body, fluids, waste, or environment.

Page 1 of 3

Image /page/0/Picture/16 description: The image is a logo for a registered firm that is certified under the BS EN ISO 9002: 1994 standard. The logo consists of a circle with the words "REGISTERED FIRM" around the edge. Inside the circle is a symbol that looks like a heart. The text "BS EN ISO 9002: 1994" is printed below the logo, along with the words "BRITISH STANDARDS INSTITUTION".

BS EN ISO 9002 : 1994
BRITISH STANDARDS INSTITUTION
REGISTRATION NO: FM 13934

Image /page/0/Picture/18 description: The image is a circular logo with the letters 'DH' at the bottom. The letter 'A' is in the center of the logo. The words 'REGISTERED MANUFACTURER' are written around the top of the circle. The words 'MANUFACTURING PRACTICE' are written at the bottom of the image.

GOOD MANUFACTURING PRACTICE
UK DEPARTMENT OF HEALTH
REGISTRATION NO: R0589/SP

Image /page/0/Picture/20 description: The image shows a black and white logo with the word "REGISTERED" in the center. The word is inside of a white oval shape. The oval is inside of a diamond shape, with the top and bottom triangles of the diamond being black with white diagonal lines.

MALAYSIA
QUALITY SYSTEM MS ISO 9002 : 1991
REGISTRATION NO: AR 0027

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Performance data of gloves to ASTM D 3578-91 and FDA 1000 ml watertight test.

TESTASTM D 3578-91COMFIT Powder Free GreenExamination Gloves(Hypoallergenic,Low Protein)Pass based on AQL of 2.5
1. Watertight (1000 ml)S-4, AQL 4.0
2. Length (mm).
Size XS-249
Smin 230249
Mmin 230249
Lmin 230249
XL-251
3. Palm width (mm)
Size XS-79
S$80 \pm 10$85
M$95 \pm 10$96
L$111 \pm 10$105
XL-110
4. Thickness (mm)
Fingermin 0.080.22
Palmmin 0.080.16
5. Physical Properties
Before Ageing :
Tensile Strength (MPa)min 2135.03
Ultimate Elongation (%)min 700868
After Ageing :
Tensile Strength (MPa)min 1629.85
Ultimate Elongation (%)min 500826
6.Powder Content-below 2 mg / glove
7.Protein Content-below 50 microgram / gram

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t

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8. Substantial Equivalence based on assessment of Non-Clinical performance data

The performance test data of device as shown above indicate that this glove meets requirements of ASTM D 3578-91. Protein content tested on recently manufactured and accelerated ageing gloves using

ASTM D5712 is below 50 microgram / gram.

9. Assessment of Clinical Performance data

Clinical data of 200 Human subjects on Modified Draize test done on this glove demonstrated no potential for eliciting either dermal irritation or sensitization and support the labeling claim for "hypoallergenic".

10. Conclusion

This glove exceed the ASTM D 3578-91 requirements, meet pinhole FDA requirements, meet Hypoallergenic labeling claim and below 50 microgram / gram protein content labeling claim.

Date Summary Prepared : May 27, 1996

Page 3 of 3

§ 880.6250 Non-powdered patient examination glove.

(a)
Identification. A non-powdered 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. A non-powdered patient examination glove does not incorporate powder for purposes other than manufacturing. The final finished glove includes only residual powder from manufacturing.(b)
Classification. Class I (general controls). The device, when it is a finger cot, is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to the limitations in § 880.9.