Hydrophilic Intermittent Catheter is used to empty the bladder for patients with urinary retention or incomplete bladder emptying.
Device Story
Sterile, single-use hydrophilic intermittent catheter; hollow tube design with Polyvinyl Pyrrolidone (PVP) coating. Used to drain urine from bladder at regular intervals. Available in 'Ready to Use' (foil pouch) and 'Compact' (container with screw cap/connector/plug) configurations. Operated by patients or healthcare professionals in medical facilities or home environments. Insertion into urethra allows urine drainage; assists in managing urinary retention. Benefits include bladder emptying for patients with voiding dysfunction.
Clinical Evidence
Bench testing only. Performance evaluated per ISO 20696 and ASTM F623-19. Biocompatibility testing conducted per ISO 10993 series (cytotoxicity, irritation, sensitization, pyrogenicity, implantation, chemical characterization). Packaging integrity verified via ASTM F1929, F88, and F1886. Shelf life validated via accelerated aging per ASTM F1980-16.
Technological Characteristics
Materials: Polyurethane catheter with PVP hydrophilic coating. Energy: None (manual insertion). Form factor: Hollow tube, various French sizes (8Fr-18Fr). Packaging: Foil pouch or integrated container/cap system. Sterilization: Radiation (ISO 11137). Connectivity: None.
Indications for Use
Indicated for patients with urinary retention or incomplete bladder emptying requiring intermittent bladder drainage.
Regulatory Classification
Identification
A urological catheter and accessories is a flexible tubular device that is inserted through the urethra and used to pass fluids to or from the urinary tract. This generic type of device includes radiopaque urological catheters, ureteral catheters, urethral catheters, coudé catheters, balloon retention type catheters, straight catheters, upper urinary tract catheters, double lumen female urethrographic catheters, disposable ureteral catheters, male urethrographic catheters, and urological catheter accessories including ureteral catheter stylets, ureteral catheter adapters, ureteral catheter holders, ureteral catheter stylets, ureteral catheterization trays, and the gastro-urological irrigation tray (for urological use).
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March 5, 2025
Well Lead Medical Co., Ltd. Jimmy Chen Regulatory Affairs Specialist No.47, Guomao Avenue South, Hualong, Panyu Guangzhou, 511434 CHINA
Re: K241734
> Trade/Device Name: Wellead® Hydrophilic Intermittent Catheter Ready to Use; Wellead® Hydrophilic Intermittent Catheter Compact Regulation Number: 21 CFR 876.5130 Regulation Name: Urological Catheter and accessories Regulatory Class: II Product Code: EZD Dated: January 18, 2025 Received: February 3, 2025
Dear Jimmy Chen:
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 (the 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. Although this letter refers to your product as a device, please be aware that some cleared products may instead be combination products. The 510(k) Premarket Notification Database available at https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpmn/pmn.cfm identifies combination product submissions. 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.
Additional information about changes that may require a new premarket notification are provided in the FDA guidance documents entitled "Deciding When to Submit a 510(k) for a Change to an Existing Device"
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(https://www.fda.gov/media/99812/download) and "Deciding When to Submit a 510(k) for a Software Change to an Existing Device" (https://www.fda.gov/media/99785/download).
Your device is also subject to, among other requirements, the Quality System (QS) regulation (21 CFR Part 820), which includes, but is not limited to, 21 CFR 820.30. Design controls; 21 CFR 820.90. Nonconforming product; and 21 CFR 820.100, Corrective and preventive action. Please note that regardless of whether a change requires premarket review. the OS regulation requires device manufacturers to review and approve changes to device design and production (21 CFR 820.30 and 21 CFR 820.70) and document changes and approvals in the device master record (21 CFR 820.181).
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 of medical device-related adverse events) (21 CFR Part 803) for devices or postmarketing safety reporting (21 CFR Part 4, Subpart B) for combination products (see https://www.fda.gov/combination-products/guidance-regulatory-information/postmarketing-safety-reportingcombination-products); good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820) for devices or current good manufacturing practices (21 CFR Part 4, Subpart A) for combination products; and, if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR Parts 1000-1050.
All medical devices, including Class I and unclassified devices and combination product device constituent parts are required to be in compliance with the final Unique Device Identification System rule ("UDI Rue"). The UDI Rule requires, among other things, that a device bear a unique device identifier (UDI) on its label and package (21 CFR 801.20(a)) unless an exception or alternative applies (21 CFR 801.20(b)) and that the dates on the device label be formatted in accordance with 21 CFR 801.18. The UDI Rule (21 CFR 830.300(a) and 830.320(b)) also requires that certain information be submitted to the Global Unique Device Identification Database (GUDID) (21 CFR Part 830 Subpart E). For additional information on these requirements, please see the UDI System webpage at https://www.fda.gov/medical-device-advicecomprehensive-regulatory-assistance/unique-device-identification-system-udi-system.
Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to https://www.fda.gov/medical-device-safety/medical-device-reportingmdr-how-report-medical-device-problems.
For comprehensive regulatory information about mediation-emitting products, including information about labeling regulations, please see Device Advice (https://www.fda.gov/medicaldevices/device-advice-comprehensive-regulatory-assistance) and CDRH Learn (https://www.fda.gov/training-and-continuing-education/cdrh-learn). Additionally, you may contact the Division of Industry and Consumer Education (DICE) to ask a question about a specific regulatory topic. See
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the DICE website (https://www.fda.gov/medical-device-advice-comprehensive-regulatoryassistance/contact-us-division-industry-and-consumer-education-dice) for more information or contact DICE by email (DICE@fda.hhs.gov) or phone (1-800-638-2041 or 301-796-7100).
Sincerely,
# Jessica K. Nguyen -S
Jessica K. Nguyen, Ph.D. Assistant Director DHT3B: Division of Reproductive, Gynecology, and Urology Devices OHT3: Office of Gastrorenal, ObGyn, General Hospital, and Urology Devices Office of Product Evaluation and Quality Center for Devices and Radiological Health
Enclosure
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# Indications for Use
Submission Number (if known)
K241734
Device Name
Wellead® Hydrophilic Intermittent Catheter Ready to Use, Wellead® Hydrophilic Intermittent Catheter Compact
Indications for Use (Describe)
Hydrophilic Intermittent Catheter is used to empty the bladder for patients with urinary retention or incomplete bladder emptying.
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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# 510(k) Summary
This 510(k) Summary is being submitted in accordance with requirements of Title 21, CFR Section 807.92.
# 1. Submitter Identification
Submitter Name: Well Lead Medical CO., LTD. Submitter Address: No.47, Guomao Avenue South, Hualong, Panyu, Guangzhou, China 511434 Establishment Registration Number: 3010400865 Tel: 86 2084758878-8628
Contact Person (including title): Ms. Jenny Zhu (RA Supervisor); Mr. Jimmy Chen (RA Specialist); E-mail: jenny zhu@welllead.com.cn; chenjinyi@welllead.com.cn;
# 2. Device Identification
Type of 510(k) submission: Traditional
Common Name: Urethral Catheter
Trade Name: Wellead® Hydrophilic Intermittent Catheter Ready to Use
Wellead® Hydrophilic Intermittent Catheter Compact
Device: Catheter, urethral
Regulation Name: Urological catheter and accessories
Regulation Medical Specialty: Gastroenterology/Urology
Review Panel: Gastroenterology/Urology
Product Code: EZD
Regulation Number: 21 CFR 876.5130
Regulation Class: Class II
#### 3. Predicate Device Information
| | Predicate Device |
|-------------------|---------------------|
| Sponsor | Coloplast Corp |
| Device Name | SpeediCath Standard |
| 510(k) Number | K180258 |
| Product Code | GBM |
| Regulation Number | 21 CFR 876.5130 |
| Regulation Class | Class II |
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| | Predicate Device |
|-------------------|-----------------------------------------------|
| Sponsor | Coloplast Corp |
| Device Name | SpeediCath Compact<br>SpeediCath Compact Plus |
| 510(k) Number | K203637 |
| Product Code | EZD |
| Regulation Number | 21 CFR 876.5130 |
| Regulation Class | Class II |
The predicate devices have not been subject of a design-related recall.
#### 4. Device Description
Hydrophilic intermittent catheter is a sterile, single use hollow tube inserted into the bladder to drain the urine at regular intervals. The catheter also contains a Polyvinyl Pyrrolidone hydrophilic-coating and is sterilized by irradiation. The product can be used on patients who need intermittent urine drainage. The Hydrophilic intermittent catheter is available for use in professional medical facilities and home environments.
The Hydrophilic Intermittent Catheter Ready to Use is placed in a wetting liquid, packed and sealed in a foil pouch and sterilized.
The Hydrophilic Intermittent Catheter Compact is placed in a wetting liquid inside the container, which together with screw cap, connector and plug make up the primary packaging and the sterile barrier.
The Hydrophilic Intermittent Catheter Ready to Use is available in three configurations:
- Ready to use Female (8Fr, 10Fr, 12Fr, 14Fr, 16Fr, 18Fr) ●
- Ready to use Standard (8Fr, 10Fr, 12Fr, 14Fr, 16Fr, 18Fr) ●
- Ready to use Tiemann (10Fr, 12Fr, 14Fr, 16Fr, 18Fr) .
The Hydrophilic Intermittent Catheter Compact is available in one configuration (8Fr, 10Fr, 12Fr, 14Fr, 16Fr, 16Fr).
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#### 5. Indications for Use
Hydrophilic Intermittent Catheter is used to empty the bladder for patients with urinary retention or incomplete bladder emptying.
## 6. Summary of Non-clinical Performance Testing
Hydrophilic Intermittent Catheter has been evaluated for safety and performance by lab bench testing as follows:
Non -clinical bench testing:
- ISO 20696:2018, Sterile urethral catheters for single use ●
- ASTM F623-19, Standard performance specification for Foley Catheter ●
- pH testing
- Osmolarity testing
- Surface drying time of coating
#### Packaging:
- ASTM F1929 Standard Test Method for Detecting Seal Leaks in Porous Medical Packaging by Dye Penetration
- ASTM F88 Standard Test Method for Seal Strength of Flexible Barrier Materials
- ASTM F1886 Standard Test Method for Determining integrity of Seals for Flexible Packaging by Visual inspection
#### Aging:
- ASTM F1980-16 Standard Guide for Accelerated Aging of Sterile Barrier ● Systems for Medical Devices
#### Biocompatibility:
- ISO 10993-1:2018 Biological Evaluation of Medical Devices - Part 1: Evaluation and testing within a risk management process
- ISO 10993-5:2009 Biological evaluation of medical devices Part 5: Tests for ● in vitro cytotoxicity
- ISO 10993-6:2016 Biological Evaluation of Medical Devices - Part 6: Tests for Local Effects after Implantation
- ISO 10993-10:2021 Biological evaluation of medical devices - Part 10: Tests for irritation and skin sensitization
- ISO 10993-23:2021 Biological evaluation of medical devices - Part 23: Tests for irritation;
- ISO 10993-17:2023 Biological evaluation of medical devices - Part 17: Toxicological risk assessment of medical device constituents;
- ISO 10993-18: 2020, Biological Evaluation of Medical Devices -Part 18: Chemical characterization of medical device materials within a risk management process
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Subject Device: Hydrophilic Intermittent Catheter
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# 7. Comparison of Technological Characteristics
| Elements of<br>Comparison | Subject Device | Predicate Device 1 | Predicate Device 2 | Remark |
|---------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------|
| Device Name<br>and Model | Hydrophilic Intermittent<br>Catheter Ready to Use<br>Hydrophilic Intermittent<br>Catheter Compact | SpeediCath Standard | SpeediCath Compact<br>SpeediCath Compact Plus | N/A |
| 510 (K) Number | K241734 | K180258 | K203637 | N/A |
| Regulation<br>number | 21 CFR 876.5130 | 21 CFR 876.5130 | 21 CFR 876.5130 | SE |
| Regulation<br>description | Urological catheter and<br>accessories | Urological catheter and<br>accessories | Urological catheter and<br>accessories | SE |
| Product code | EZD | GBM | EZD | SE |
| Class | Class II | Class II | Class II | SE |
| Elements of<br>Comparison | Subject Device | Predicate Device 1 | Predicate<br>Device 2 | Remark |
| Indication for<br>Use | Hydrophilic intermittent catheter<br>is used to empty the bladder for<br>patients with urinary retention<br>or incomplete bladder<br>emptying. | Urinary catheter for intermittent<br>use.<br>The catheter is indicated for<br>use by patients with chronic<br>urine retention and patients<br>with a post void residual<br>volume (PVR) due to<br>neurogenic and non-neurogenic<br>voiding dysfunction. The<br>catheter is inserted into the<br>urethra to reach the bladder<br>allowing the urine to drain. | SpeediCath Compact and<br>SpeediCath Compact Plus is<br>indicated for use by patients<br>with chronic urine retention and<br>patients with a post void<br>residual volume (PVR) due to<br>neurogenic and non-<br>neurogenic voiding<br>dysfunction. The catheter is<br>inserted into the urethra to<br>reach the bladder allowing<br>urine to drain. The product is<br>indicated for female patients<br>only (adults and children of and<br>above the age of 2 years).<br>Choice of model and size of<br>the catheter for the individual<br>patient is made upon<br>recommendation by the local<br>health care professional. | SE<br>Note 1 |
| Elements of<br>Comparison | Subject Device | Predicate Device 1 | Predicate Device 2 | Remark |
| Prescription use | Prescription use | Prescription use | Prescription use | SE |
| Sterility | Sterilized - Single use | Sterilized – Single use | Sterilized – Single use | SE |
| Sterilization<br>Method | Radiation | Radiation | Radiation | SE |
| Use | The catheter is inserted into the<br>urethra to reach the bladder<br>allowing the urine to drain. | The catheter is inserted into the<br>urethra to reach the bladder<br>allowing the urine to drain. | The catheter is inserted into the<br>urethra to reach the bladder<br>allowing the urine to drain. | SE |
| Catheter<br>Material | Polyurethane | Polyurethane | Polyurethane | SE |
| Packaging | The Hydrophilic Intermittent<br>Catheter Ready to Use is<br>placed in a wetting liquid,<br>packed and sealed in a foil<br>pouch and sterilized.<br>The Hydrophilic Intermittent<br>Catheter Compact is placed in | The catheter is placed in a<br>swelling media, packed and<br>sealed in a foil pouch and<br>sterilized. | The catheter is hydrophilic<br>coated and placed in a sterile<br>solution (swelling medium)<br>inside the inner tube, which<br>together with a handle and plug<br>make up the primary packaging<br>and the sterile barrier. | SE<br>Note 2 |
| Elements of<br>Comparison | Subject Device | Predicate Device 1 | Predicate Device 2 | Remark |
| | a wetting liquid inside the<br>container, which together with<br>screw cap, connector and plug<br>make up the primary packaging<br>and the sterile barrier. | | | |
| Catheter OD (Fr<br>Size) | Ready to use Standard: 8Fr,<br>10Fr, 12Fr, 14Fr, 16Fr, 18Fr<br>Ready to use Female: 8Fr,<br>10Fr, 12Fr, 14Fr, 16Fr, 18Fr<br>Ready to use Tiemann: 10Fr,<br>12Fr, 14Fr, 16Fr, 18Fr<br>Compact Female: 8Fr, 10Fr,<br>12Fr, 14Fr, 16Fr | Male: 8Fr, 10Fr, 12Fr, 14Fr,<br>16Fr, 18Fr<br>Female: 6Fr, 8Fr, 10Fr, 12Fr,<br>14Fr, 16Fr<br>Tiemann: 10Fr, 12Fr, 14Fr,<br>16Fr<br>Pediatric: 6Fr, 8Fr, 10Fr<br>Boys: 6Fr, 8Fr, 10Fr, 12Fr | SpeediCath Compact is<br>available in size FR/CH 8-14.<br>SpeediCath Compact Plus is<br>available in FR/CH 10-14. | SE<br>Note 3 |
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Subject Device: Hydrophilic Intermittent Catheter
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Subject Device: Hydrophilic Intermittent Catheter
Image /page/9/Picture/2 description: The image shows the word "wellead" in a bold, blue font. The letters are closely spaced together, creating a compact and unified appearance. A thin black line is visible beneath the word, adding a subtle visual separation.
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Subject Device: Hydrophilic Intermittent Catheter
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Subject Device: Hydrophilic Intermittent Catheter
Image /page/11/Picture/2 description: The image shows the word "wellead" in a bold, sans-serif font. The word is in blue color. There is a black line below the word.
| Elements of<br>Comparison | Subject Device | Predicate Device 1 | Predicate Device 2 | Remark |
|----------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------|
| Biocompatibility | Cytotoxicity Test-ISO 10993-5;<br>Intracutaneous Reactivity Test-<br>ISO 10993-23;<br>Sensitization Test-ISO 10993-<br>10;<br>Pyrogen Test-ISO 10993-11;<br>Implantation Test-ISO 10993-6.<br>Chemical characterization-ISO<br>10993-18. | Biocompatibility testing<br>according to ISO 10993-1:2009<br>and FDA Guidance "Use of<br>International Standard ISO<br>10993-1" (2016) was<br>completed. | Biocompatibility testing<br>(cytotoxicity, irritation,<br>sensitivity, pyrogenicity and<br>chemical<br>characterization) according to<br>ISO 10993-1:2009 and FDA<br>Guidance "Use of International<br>Standard ISO 10993-1" (2016)<br>was completed. | SE<br>Note 4 |
| Accelerated<br>Aged shelf life<br>Test | Complies with ASTM F1980-16. | Complies with ASTM F1980-16. | Complies with ASTM F1980-16. | SE<br>Note 5 |
| Sterilization | Complies with ISO 11137-<br>11137-1 and ISO 11137-2. | Complies with ISO 11137-<br>11137-1 and ISO 11137-2. | Sterilization dose setting<br>according to ISO 11137-1:2015<br>and ISO/TS 13004:2013 | SE<br>Note 6 |
| Hydrophilic<br>Coating | PVP | PVP | PVP | SE |
# 8. Comparison in Detail(s):
#### Note 1:
Although the specific language in the indication for use statement of the ent from the predicate device, both have the same intended use applications and environment. Therefore, the subject device have the same intended use.
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# Note 2:
The catheter material and packaging of the subject device are same. The second predicate device was used to justify the packaging of Compact Type of the subject device.
# Note 3:
The outer diameters of the subject device and the predicate device are within the same range.
#### Note 4:
Both the subject device and the predicate have undergone biocompatibility testing based on ISO 10993-1:2009 and FDA guidelines, showing that they are substantially equivalent.
# Note 5:
Accelerated aging test of subject device and predicate device are in compliance with ASTM F1980-16.
# Note 6:
The sterilization dose confirmation of subject equipment is completed in accordance with ISO 11137-1.
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#### 9. Final Conclusion:
The technological characteristics, features, sperformance testing and indication for use of the Hydrophilic Internittent Catheter support that the subject device is substantially equivalent to the predicate devices cited above.
### 10. Date of the summary prepared: March 5, 2025.
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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.