K142409 · Grand Work Plastic Products Co., Ltd. · LYZ · Dec 5, 2014 · General Hospital
Device Facts
Record ID
K142409
Device Name
Vinyl Co-Polymer Powder Free Examination Gloves
Applicant
Grand Work Plastic Products Co., Ltd.
Product Code
LYZ · General Hospital
Decision Date
Dec 5, 2014
Decision
SESE
Submission Type
Traditional
Regulation
21 CFR 880.6250
Device Class
Class 1
Indications for Use
A patient examination glove is disposable non-sterile device intended for medical purpose that is worn on the examiner's hand or finger to prevent contamination between patient and examiner.
Device Story
Vinyl Co-Polymer Powder-free Examination Gloves are disposable, non-sterile, single-use medical gloves. Constructed from vinyl and oil-based liquid nitrile rubber, they function as a physical barrier to prevent contamination between patients and examiners. Used in clinical settings, the gloves are worn by healthcare providers during examinations. The device is evaluated against ASTM D5250-06 (2011) standards for physical dimensions, tensile strength, elongation, and pinhole resistance. Biocompatibility is confirmed via primary skin irritation and dermal sensitization assays. The gloves provide a protective barrier, reducing the risk of cross-contamination during routine medical procedures.
Clinical Evidence
No clinical data. Substantial equivalence is supported by non-clinical bench testing, including physical property testing (tensile strength, elongation, dimensions, pinhole resistance per ASTM D5250-06) and biocompatibility testing (primary skin irritation and dermal sensitization per ISO 10993-10).
Technological Characteristics
Materials: Vinyl and oil-based liquid nitrile rubber. Form factor: Disposable, non-sterile, powder-free examination glove. Standards: ASTM D5250-06 (2011). Biocompatibility: ISO 10993-10. Physical properties: Tensile strength (15.2 MPa before aging), ultimate elongation (390% before aging), pinhole AQL 1.5.
Indications for Use
Indicated for use as a disposable, non-sterile patient examination glove worn on the examiner's hand or finger to prevent cross-contamination between patient and examiner.
Regulatory Classification
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.
Predicate Devices
Grand Work Plastic Products Co., Ltd. Vinyl Co-Polymer Powder Free Examination Gloves, Blue Color (K061562)
Submission Summary (Full Text)
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Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
December 5,2014
Grand Work Plastic Products Company Limited C/O Ms. Kathy Liu Hongray USA Medical Products Incorporated 3973 Schaefer Avenue Chino, CA 91710
Re: K142409
Trade/Device Name: Vinyl Co-Polymer Powder-free Examination Gloves, Blue Color Regulation Number: 21 CFR 880.6250 Regulation Name: Patient Examination Glove Regulatory Class: I Product Code: LYZ Dated: October 31, 2014 Received: November 5, 2014
Dear Ms. Liu:
We have reviewed your Section 510(k) premarket notification of intent to market the device referenced above and have determined the device is substantially equivalent (for the indications for use stated in the enclosure) to legally marketed predicate devices marketed in interstate commerce prior to May 28, 1976, the enactment date of the Medical Device Amendments, or to devices that have been reclassified in accordance with the provisions of the Federal Food. Drug. and Cosmetic Act (Act) that do not require approval of a premarket approval application (PMA). You may, therefore, market the device, subject to the general controls provisions of the Act. The general controls provisions of the Act include requirements for annual registration, listing of devices, good manufacturing practice, labeling, and prohibitions against misbranding and adulteration. Please note: CDRH does not evaluate information related to contract liability warranties. We remind you, however, that device labeling must be truthful and not misleading.
If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to additional controls. Existing major regulations affecting your device can be found in the Code of Federal Regulations, Title 21, Parts 800 to 898. In addition, FDA may publish further announcements concerning your device in the Federal Register.
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Page 2 - Ms. Liu
Please be advised that FDA's issuance of a substantial equivalence determination does not mean that FDA has made a determination that your device complies with other requirements of the Act or any Federal statutes and regulations administered by other Federal agencies. You must comply with all the Act's requirements, including, but not limited to: registration and listing (21 CFR Part 807); labeling (21 CFR Part 801); medical device reporting (reporting of medical device-related adverse events) (21 CFR 803); good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820); and if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR 1000-1050.
If you desire specific advice for your device on our labeling regulation (21 CFR Part 801), please contact the Division of Small Manufacturers, International and Consumer Assistance at its tollfree number (800) 638-2041 or (301) 796-7100 or at its Internet address http://www.fda.gov/MedicalDevices/Resourcesfor You/Industry/default.htm. Also, please note the regulation entitled. "Misbranding by reference to premarket notification" (21CFR Part 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to http://www.fda.gov/MedicalDevices/Safety/ReportaProblem/default.htm for the CDRH's Office of Surveillance and Biometrics/Division of Postmarket Surveillance.
You may obtain other general information on your responsibilities under the Act from the Division of Small Manufacturers, International and Consumer Assistance at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm.
Sincerely yours,
Susan Runco, DDS, MA
Erin I. Keith, M.S. Director Division of Anesthesiology, General Hospital, Respiratory, Infection Control and Dental Devices Office of Device Evaluation Center for Devices and Radiological Health
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# Indications for Use
510(k) Number (if known) K142409
Device Name
Vinyl Co-Polymer Powder Free Examination Gloves, Blue Color
Indications for Use (Describe)
A patient examination glove is disposable non-sterile device intended for medical purpose that is worn on the examiner's hand or finger to prevent contamination between patient and examiner.
Type of Use (Select one or both, as applicable)
- Prescription Use (Part 21 CFR 801 Subpart D)
> Over-The-Counter Use (21 CFR 801 Subpart C)
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Donggao Industrial Zone Zanhuang, Hebei, China 050000
K142409
### 510(K) SUMMARY
This summary of 510(K) safety and effectiveness information is being submitted in accordance with requirements of 21 CFR \$807.92.
The assigned 510(K) number is: K142409
Date Summary Prepared: December 3, 2014
#### 1. Owner's Identification:
Grand Work Plastic Products Co., Ltd. Donggao Industrial Zone Zanhuang, Hebei, China 050000 Tel: +86-0311-83980225 Fax: +86-0311-83634221 Contact: Ms. May Jia Position title: Project Manager
#### 2. Name of the Device:
Trade Name: Vinyl Co-Polymer Powder Free Examination Gloves, Blue Color Common Name: Exam Gloves Classification Name: Patient Examination Glove Classification Regulation: 880.6250 Classification Panel: 880 General Hospital Product Code: LYZ Device Class: Class I
#### 3. Predicate Device Information:
Grand Work Plastic Products Co., Ltd. Vinyl Co-Polymer Powder Free Examination Gloves, Blue Color (K061562)
#### 4. Device Description:
Vinyl Co-Polymer Powder Free Examination Gloves, Blue Color are Patient Examination Gloves, Disposable, single use only and non-sterile. The gloves are made of vinyl and oil-based liquid nitrile rubber materials and are powder free. The physical and performance characteristics of the devices meet all requirements of ASTM D5250-06 (Reapproved 2011) Standard Specification For Poly (Vinyl Chloride) Gloves For Medical Application.
#### 5. Intended Use of the Device:
A patient examination glove is disposable non-sterile device intended for medical purpose that is worn on the examiner's hand or finger to prevent contamination between patient and examiner.
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Donggao Industrial Zone Zanhuang, Hebei, China 050000
K142409
## 6. Technological Characteristics and Substantial Equivalence:
Grand Work Plastic Products Co., Ltd.'s Vinyl Co-Polymer Powder Free Examination Gloves, Blue Color is substantially equivalent in safety and effectiveness to the Grand Work Plastic Products Co., Ltd. 's Vinyl Co-Polymer Powder Free Examination Gloves, Blue Color (K 061562). The subject device and predicate device use a similar plastic flexible barrier film to achieve a device for the intended use.
And the properties between the subject device and the predicate device are compared in the following table:
| Characteristics | Device Performance | | Result of<br>comparison | |
|------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------|-----------------------------------------------------|
| | Predicate device<br>K061562 | Subject Device<br>K142409 | | |
| Product Code | LYZ | LYZ | Similar | |
| Indications For Use | Predicate device is<br>disposable non-sterile<br>device intended for medical<br>purpose that is worn on the<br>examiner's hand or finger to<br>prevent contamination<br>between patient and<br>examiner. | Subject device is disposable<br>non-sterile device intended<br>for medical purpose that is<br>worn on the examiner's<br>hand or finger to prevent<br>contamination between<br>patient and examiner. | Similar | |
| Labeling | It is Patient Examination<br>Glove, Disposable, single<br>use only and non-sterile | It is Patient Examination<br>Glove, Disposable, single<br>use only and non-sterile | Similar | |
| Device Materials | Vinyl and oil-based liquid<br>Nitrile compound<br>The plasticizer type used is<br>different. | Vinyl and oil-based liquid<br>Nitrile compound<br>The plasticizer type used is<br>different. | Similar | |
| Color | Blue | Blue | Similar | |
| Characteristics | Stated<br>Standard | Device Performance | | Result of<br>comparison |
| | | Predicate device<br>K061562 | Subject Device<br>K142409 | |
| Tensile strength:<br>before and after<br>aging | K061562:<br>9Mpa min<br>K142409<br>11Mpa min | Before aging:14 MPa<br>After aging:14MPa | Before aging:<br>15.2Mpa<br>After aging:<br>14.6Mpa | Similar &<br>Both meet<br>ASTM<br>D5250<br>standard |
evice tolerances and specifications & Performance Data:
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Donggao Industrial Zone Zanhuang, Hebei, China 050000
# K142409
| Characteristics | Stated<br>Standard | Device Performance | | Result of<br>comparison |
|------------------------------------------------------|-----------------------------------|------------------------------------------------------|------------------------------------------------------|-----------------------------------------------------|
| | | Predicate device<br>K061562 | Subject Device<br>K142409 | |
| Ultimate<br>elongation:<br>before and after<br>aging | 300% min | Before aging: 400%<br>After aging:300% | Before aging: 390%<br>After aging: 360% | Similar &<br>Both meet<br>ASTM<br>D5250<br>standard |
| Freedom from<br>pinholes | G-I,<br>AQL2.5 | G-I, AQL2.5 | G-I, AQL1.5 | Similar &<br>Both meet<br>ASTM<br>D5250<br>standard |
| Overall length | 230 for all<br>sizes min | 245mm | 239mm | |
| Width | S: 85±5 | 82 mm | 87 mm | Similar &<br>Both meet<br>ASTM<br>D5250<br>standard |
| | M: 95±5 | 97mm | 97 mm | |
| | L: 105±5 | 110mm | 107 mm | |
| | XL: 115±5 | 120mm | 118 mm | |
| Palm thickness | min0.08mm | 0.10mm | 0.08mm | |
| Finger thickness | min0.05mm | 0.10mm | 0.10mm | |
| Residual powder | Not more<br>than 2mg<br>per glove | Not more than 2mg<br>per glove | Not more than 2mg<br>per glove | Similar &<br>Both meet<br>ASTM<br>D5250<br>standard |
| Biocompatibility | | | | |
| Primary skin<br>irritation test | ISO 10993-<br>10 | Under conditions of<br>the study, not an<br>irritant | Under conditions of<br>the study, not an<br>irritant | Similar |
| Dermal<br>sensitization assay | ISO 10993-<br>10 | Under conditions of<br>the study, not an<br>irritant | Under conditions of<br>the study, not an<br>irritant | Similar |
The two versions of standards referenced for predicate device and subject device are compared in the following table:
| Testing Items | ASTM D5250-00ε 4<br>for Predicate device<br>K061562 | ASTM D 5250-06(2011)<br>for Subject Device<br>K142409 | Inspection<br>level | Result of<br>comparison |
|----------------|-----------------------------------------------------|-------------------------------------------------------|---------------------|-------------------------|
| Overall Length | 230 for all sizes min | 230 for all sizes mini | S-2, AQL4.0 | Same |
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Donggao Industrial Zone Zanhuang, Hebei, China 050000
### K142409
| (mm) | | | | |
|----------------------------|--------------------------------|--------------------------------|-------------|--------|
| Width<br>(mm) | S: 85±5 | S: 85±5 | S-2, AQL4.0 | Same |
| | M: 95±5 | M: 95±5 | | |
| | L: 105±5 | L: 105±5 | | |
| | XL: 115±5 | XL: 115±5 | | |
| Palm Thickness<br>(mm) | 0.08mm min | 0.08mm min | S-2, AQL4.0 | Same |
| Finger<br>Thickness (mm) | 0.05mm min | 0.05mm min | S-2, AQL4.0 | Same |
| Tensile Before<br>aging | 9Mpa min | 11Mpa min | | Exceed |
| Tensile After<br>aging | 9Mpa min | 11Mpa min | S-2, AQL4.0 | Exceed |
| Elongation<br>Before aging | 300% min | 300% min | | Same |
| Elongation After<br>aging | 300% min | 300% min | S-2, AQL4.0 | Same |
| Pinhole | AQL 2.5 | AQL 2.5 | G-I | Same |
| Residual<br>Powder | Not more than 2mg<br>per glove | Not more than 2mg per<br>glove | N=5 | Same |
Grand Work Plastic Products Co., Ltd. 's Vinyl Co-Polymer Powder Free Examination Gloves, Blue Color shares the same or comparable technology characteristics compared to the predicate device. The subject device performs according to the glove performance standards ASTM D5250-06(2011), biocompatibility requirement and FDA requirements and the labeling claims for the product. It performs as well as the legally marketed predicate device.
# 7. Discussion of Non-Clinical Tests Performed for Determination of Substantial Equivalence is as Follows:
| Testing Items | FDA-recognized<br>Standard<br>Requirements | Inspection Level<br>and AQL | Testing Results | Conclusion |
|------------------------|--------------------------------------------|-----------------------------|-----------------|------------|
| Overall Length<br>(mm) | 230 for all sizes<br>min | S-2, AQL4.0 | 239mm | Pass |
| Width<br>(mm) | S: 85±5 | S-2, AQL4.0 | S: 87 | Pass |
| | M: 95±5 | | M: 97 | |
| | L: 105±5 | | L: 107 | |
| | XL: 115±5 | | XL: 118 | |
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Donggao Industrial Zone Zanhuang, Hebei, China 050000
### K142409
| Palm Thickness<br>(mm) | 0.08mm min | S-2, AQL4.0 | 0.08mm | Pass |
|--------------------------------------|---------------------------------------------------|-------------|---------------------------------------------------|------|
| Finger Thickness<br>(mm) | 0.05mm min | S-2, AQL4.0 | 0.10mm | Pass |
| Tensile Strength (Mpa) | | | | |
| Before aging | 11Mpa min | S-2, AQL4.0 | 15.2Mpa min | Pass |
| After aging | 11Mpa min | S-2, AQL4.0 | 14.6Mpa min | Pass |
| Ultimate Elongation (%) | | | | |
| Before aging | 300% min | S-2, AQL4.0 | 390% min | Pass |
| After aging | 300% min | S-2, AQL4.0 | 360% min | Pass |
| Pinhole | 2.5 | G-I | AQL1.5 | Pass |
| Residual Powder | Not more than 2mg<br>per glove | N=5 | Not more than 2mg<br>per glove | Pass |
| (a) Primary Skin<br>Irritation Test | Under conditions of the study, not an<br>irritant | | Under conditions of the study, not an<br>irritant | |
| (b) Dermal<br>Sensitization<br>Study | Under conditions of the study, not an<br>irritant | | Under conditions of the study, not an<br>irritant | |
# 8. Discussion of Clinical Tests Performed:
Not Applicable
# 9. Labeling:
It is Patient Examination Glove, Disposable, single use only and non-sterile There are no special labeling claims.
# 10. Conclusions:
Grand Work Plastic Products Co., Ltd's Vinyl Co-Polymer Powder Free Examination Gloves, Blue Color conform fully to ASTM D 5250-06 ( 2011 ) standard as well as applicable 21 CFR references, and meets pinhole FDA requirements, biocompatibility requirements and labeling claims as shown by data discussed above. There are no safety/efficacy issues or new claims from the "substantial equivalence" products cited.
Drawn from the complete list of non-clinical tests, the device herein mentioned is as safe, as effective, and performs as well as the legally marketed predicate device.
Two short videos show you everything — or skip straight to the written tutorial if you'd rather read. You can reopen this any time from the Tutorial button in the top bar.
Part 1 — Search, results, and everyday workflows 16 min
Part 2 — Embeddings: the galaxy map 3 min
1. Search: exact and fuzzy
Type a phrase like "coronary artery calcification" into the search box. You get two kinds of results. Exact results match the literal phrase — prefix searches work ("coronary artery calcificati") but suffix searches do not. Fuzzy results match on the meaning and intent of your phrase rather than the exact words, and are sorted by relevance score. Hover over the Exact or Fuzzy badge on any row to see exactly why it matched.
Use the checkboxes above the results to narrow: SaMD keeps only software-only devices, AI / ML keeps only devices with AI.
Exact vs. fuzzy search: what's the difference?
Exact matches on the literal phrase (prefix search works, suffix does not). Fuzzy matches on the meaning and intent of the phrase rather than the exact words. Hover over the badge on any row to see why it matched.
You search "coronary artery calcification" and want only software devices with AI. What two filters do you apply?
Narrow by SaMD (software-only devices), then narrow by AI/ML (devices with AI).
2. The results table
Scroll right in the results table. The intended use is extracted for you — no need to open the PDF. The device story gives a high-level snapshot of what the device does and how it's used. The AI Performance sub-table shows each output name, acceptance criteria, observed values, and development/test dataset descriptions — the same format Innolitics uses for regulatory strategy outputs, and the fastest high-level fingerprint of an AI device. It is AI-generated but has been very reliable in practice.
Where do you find a device's intended use without opening the PDF?
Scroll right in the search results table. The intended use column is extracted for you; no need to dig into the 510(k) summary PDF.
What does the AI Performance sub-table show, and why is it useful?
Output name, acceptance criteria, observed values, development dataset description, and test dataset description. It's the same format we use for regulatory strategy output and Fast 510(k) input, and the fastest high-level fingerprint of an AI device. AI-generated but reliable in practice.
3. Judging fuzzy relevance
Fuzzy results trail off in relevance as you scroll. Use three signals to decide how far down to go: the fuzzy badge explanations, the intended use column, and whether your target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, you're past the relevant zone. A top hit with a low score (~0.4) and a stretched explanation is a hint the closest predicates are far away — the project may be headed for De Novo. Note the fuzzy search is a pattern match: it doesn't handle negation ("not") well, and hardware devices can appear — filter by SaMD/AI ML to cut them.
How do you judge how far down fuzzy search results to go?
Use the relevancy signals: the fuzzy badge explanations, the intended use column, and whether the target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, results are trailing off in relevancy.
4. Device detail page: chat and citations
Click a device name to open its detail page: device facts on the left, a chat window on the right. Ask something like "Describe the training data". The answer carries little citation bubbles — click one to jump to the highlighted passage in the source PDF, so you can verify every AI answer against the document. There's also a Download PDF button for sharing.
How do you verify an AI chat answer on the device detail page?
Click the citation bubbles to jump to the relevant highlight in the source document.
Reading rule for every project: how many summaries do you read in full?
At least the three most relevant 510(k) or De Novo summaries, in full. After that, use targeted chat questions to confirm your memory quickly. The tool supports this professional habit — it doesn't replace it.
5. Side-by-side comparison
Select multiple rows in the results table (aim for under ~10), then open the PDF Viewer tab. Ask one question — it goes to all selected devices in parallel, each with citations. This is the fastest way to compare and contrast devices: training data, PCCP scope, how they handled adding new scanners, and so on.
What does the side-by-side PDF viewer mode do?
Select multiple devices, open the PDF viewer tab, and ask one question (e.g., "Describe the training data"). It queries all selected devices simultaneously with citations, so you can compare and contrast quickly.
6. Collections
With rows selected, go to the Collections tab and create a labeled collection (e.g., "Cobb Angle Project"). Reload that selection any time — before a client call, pull up the collection and ask questions across all of its devices at once.
How do you save a set of selected devices for later use?
Select the rows, go to the Collections tab, and create a labeled collection (e.g., "Cobb Angle Project"). You can reload the selection anytime and carry it into the PDF viewer and other tabs that support selections.
7. Product codes and the regulations tree
Click a product code in the results to jump to it in the regulations tree — identification text, sibling product codes, and devices you can open in a PDF viewer on the right. Click a regulation number to see its identification, special controls, and related product codes. You can also search by product code or regulation number at the top of the tree. Always read the special controls if any exist for your device — it broadens your search and sharpens pre-kickoff research.
What can you do from the regulations tree view?
Browse product codes and regulation numbers, read the identification text and special controls, browse sibling product codes, open device PDFs on the right, and search by product code or regulation number at the top of the tree.
8. Chart view
Click Show Chart and segment by regulation number (or product code) to see which regulations dominate your result set. Clicking a regulation takes you into the regulations tree. Great for spotting that most matches are, say, hardware laparoscopic devices — a cue to go back and filter.
How do you see which regulations dominate a search result set?
Click "Show Chart" and segment by Regulation Number. Clicking a regulation takes you to the regulations tree.
9. The predicate graph
Open the Predicates tab for a family-tree view of predicate relationships. Click a node to trace its parents and children; selections from search carry over pre-selected. Commonly predicated devices are worth reading — a lot of people predicated them for a reason. The visual lineage is also handy on client calls, e.g. to show how a predicate family evolved and justify why your predicate still holds.
In the predicate graph, why are commonly predicated devices worth reading?
A lot of people predicated them for a reason. Clicking a node traces parents and children, and selections from search carry over pre-selected.
10. Embeddings: the galaxy map
The Embeddings tab plots every matching document in a 2-D "galaxy map" where semantically similar devices cluster together. Hover or click clusters to explore, and let AI label the clusters for you. Embeddings beat product codes for grouping: two devices can carry different product codes (LLZ vs. QIH) yet do the same thing — the embedding captures the meaning of the intended use and device story. This is also exactly how retrieval-augmented generation (RAG) works under the hood, and it makes a great visual on client calls.
Try it yourself
Head to the search page and work through a few of these AI/ML fuzzy searches to build intuition: perivascular fat on CT · aortic valve calcification opportunistic screening on noncontrast CT · breast cancer prediction on digital pathology slides · autism detection · gestational age prediction · a hearing aid that can also detect a pulse · foundation model based analysis of ECG · large language models · penetration test. Watch how the relevance scores, intended use, and AI Performance tables tell you when results stop being meaningful.