The QF10 is intended to be used to filter EPA quality drinking water. By retaining bacteria, the filter may aid in infection control. The filters produce water that is suitable for washing and drinking, superficial wound cleansing (minor cuts, scrapes, or abrasions), cleaning of equipment used in medical procedures and washing of surgeon's hands. The filter is not intended to provide water that can be used as a substitute for USP grade sterile water.
Device Story
Point-of-use water microfiltration device; attaches to handheld showerheads or plumbing fixtures; utilizes hollow-fiber membrane (0.08 μm nominal pore size) for physical size-exclusion of bacteria; incorporates silver-based bacteriostatic additive in housing to inhibit surface microbial growth; non-sterile; disposable; single-installation; 150-day or 7,000-liter service life; operated by clinicians or patients; provides filtered water for handwashing, equipment cleaning, and wound cleansing; aids in infection control; does not disinfect water; output used by healthcare providers to reduce microbial exposure during medical procedures.
Clinical Evidence
Bench testing only. Microbial retention validated per ASTM F838 (≥10⁷ CFU/cm² challenge; ≥10 log reduction). Silver-based additive efficacy tested per ISO 22196 (98.83%–99.94% reduction). Biocompatibility (cytotoxicity) confirmed; other endpoints addressed via risk-based justification. Structural integrity, flow rate, and shelf-life (5 years) verified under worst-case conditions.
Indicated for use by patients and clinicians requiring filtered water for washing, drinking, superficial wound cleansing, and cleaning medical equipment. Not for use as a substitute for USP-grade sterile water.
Regulatory Classification
Identification
A water purification system for hemodialysis is a device that is intended for use with a hemodialysis system and that is intended to remove organic and inorganic substances and microbial contaminants from water used to dilute dialysate concentrate to form dialysate. This generic type of device may include a water softener, sediment filter, carbon filter, and water distillation system.
Special Controls
*Classification.* Class II (special controls). The device, when it is a water purification subsystem disinfectant, is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to the limitations in § 876.9.
Nephros DSU-H/SSU-H Point-of-Use Water Filters (K141731)
Submission Summary (Full Text)
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September 9, 2026
E.A.M Benelux B.V
% Chezi Gerin
Principal Consultant
Merona Regulatory Partners
P.O. Box 3037
Biriya, 1380500
Israel
Re: K261470
Trade/Device Name: QF10
Regulation Number: 21 CFR 876.5665
Regulation Name: Water Purification System For Hemodialysis
Regulatory Class: Class II
Product Code: NHV
Dated: August 6, 2026
Received: August 6, 2026
Dear Chezi Gerin:
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"
U.S. Food & Drug Administration
10903 New Hampshire Avenue
Silver Spring, MD 20993
www.fda.gov
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K261470 - Chezi Gerin
Page 2
(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 Management System Regulation (QMSR) (21 CFR Part 820), which includes, but is not limited to, ISO 13485 clause 7.3 (Design controls), ISO 13485 clause 8.3 (Nonconforming product), ISO 13485 clause 8.5.2 (Corrective action), and ISO 13485 clause 8.5.3 (Preventative action). Please note that regardless of whether a change requires premarket review, the QMSR requires device manufacturers to review and approve changes to device design and production (ISO 13485 clause 7.3 and ISO 13485 clause 7.5) and document changes and approvals in the Medical Device File (ISO 13485 clause 4.2.3).
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 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-reporting-combination-products); good manufacturing practice requirements as set forth in the Quality Management System Regulation (QMSR) (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 Rule"). 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-devices/device-advice-comprehensive-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-devices/medical-device-safety/medical-device-reporting-mdr-how-report-medical-device-problems.
For comprehensive regulatory information about medical devices and radiation-emitting products, including information about labeling regulations, please see Device Advice (https://www.fda.gov/medical-devices/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 the DICE website (https://www.fda.gov/medical-devices/device-advice-comprehensive-regulatory-assistance/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).
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K261470 - Chezi Gerin
Page 3
Sincerely,
MAURA ROONEY -S
Maura Rooney
Assistant Director
DHT3A: Division of Renal, Gastrointestinal, Obesity, and Transplant Devices
OHT3: Office of Gastrorenal, ObGyn, General Hospital, and Urology Devices
Office of Product Evaluation and Quality Center for Devices and Radiological Health
Enclosure
{3}
| Indications for Use | | |
| --- | --- | --- |
| Please type in the marketing application/submission number, if it is known. This textbox will be left blank for original applications/submissions. | K261470 | ? |
| Please provide the device trade name(s). | | ? |
| QF10 | | |
| Please provide your Indications for Use below. | | ? |
| The QF10 is intended to be used to filter EPA quality drinking water. By retaining bacteria, the filter may aid in infection control. The filters produce water that is suitable for washing and drinking, superficial wound cleansing (minor cuts, scrapes, or abrasions), cleaning of equipment used in medical procedures and washing of surgeon's hands. The filter is not intended to provide water that can be used as a substitute for USP grade sterile water. | | |
| Please select the types of uses (select one or both, as applicable). | ☑ Prescription Use (21 CFR 801 Subpart D) ☐ Over-The-Counter Use (21 CFR 801 Subpart C) | ? |
| Please select the age group(s) for which the device(s) is to be used. | ☐ Neonates/Newborns (Birth to < 29 days old) ☐ Infants (29 days old to < 2 years old) ☐ Children (2 years old to < 12 years old) ☐ Adolescents (12 years old to < 22 years old) ☐ Adults (22 years old and greater) | ? |
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K261470
Page 1 of 4
E.A.M Benelux B.V
# 510(k) Summary
# I. SUBMITTER
Company Name: EAM BENELUX B.V.
Contact Person: Ilan Aberman; ij.aberman@mwt-nl.com
Date Prepared: 06-Aug-2026
# II. DEVICE
Trade Name: QF10
Common Name: System, Water purification, General medical use
Regulation Number: 21 CFR 876.5665
Regulation Name: Water purification system for hemodialysis
Regulatory Class: II
Product Code: NHV
Panel: Gastroenterology/Urology
Prescription Status: Rx Only
# III. PREDICATE DEVICE & REFERENCE DEVICE
Primary Predicate Device: FILT'RAY 2G Disposable Water Filters (K191563)
21 CFR 876.5665, Class II, NHV
Reference Device: Nephros DSU-H/SSU-H Point-of-Use Water Filters (K141731)
21 CFR 876.5665, Class II, NHV
# IV. DEVICE DESCRIPTION
The QF10 is a non-sterile, disposable, single-installation, point-of-use water microfiltration device intended for use with a handheld showerhead assembly or installation at the outlet of standard plumbing fixtures. The device is intended to provide filtered water for general medical uses, including washing surgeons' hands, cleaning equipment used in medical procedures, and superficial wound cleansing. Filtration is achieved through a hollow-fiber membrane with a nominal pore size of approximately 0.08 μm, which retains bacteria, including opportunistic waterborne microorganisms, by physical size-exclusion. Selected polymeric housing components incorporate a silver-based bacteriostatic additive intended to inhibit microbial growth on treated surfaces; the additive does not filter or disinfect the water. The QF10 does not contain natural rubber latex, tissues or by-products of animal origin, blood-derived materials, or medicinal substances. Each filter is intended for a single installation and must be replaced after 150 days or 7,000 liters, whichever occurs first.
# V. INDICATIONS FOR USE
The QF10 is intended to be used to filter EPA-quality drinking water. By retaining bacteria, the filter may aid in infection control. The filters produce water that is suitable for washing and drinking, superficial wound cleansing (minor cuts, scrapes, or abrasions), cleaning of equipment used in medical procedures and washing of surgeon's hands. The filter is not intended to provide water that can be used as a substitute for USP-grade sterile water.
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K261470
Page 2 of 4
## VI. COMPARISON OF TECHNOLOGICAL CHARACTERISTICS WITH THE PREDICATE DEVICE
The subject and predicate devices have the same intended use and use the same fundamental hollow-fiber microfiltration mechanism to retain bacteria from EPA-quality drinking water. Both devices are intended for point-of-use applications, including shower and in-line configurations. The QF10 is supplied non-sterile, whereas the FILT'RAY 2G predicate is supplied sterile. These differences do not raise different questions of safety or effectiveness and were evaluated through microbial-retention, long-term durability, structural-integrity, pressure and temperature, flow, material-safety, silver-release, and biocompatibility testing. Comparable performance information for the sterile predicate and a legally marketed non-sterile reference device was evaluated to address the difference in sterility status.
| | Subject Device QF10 K261470 | Predicate Device FILT'RAY 2G K191563 | Reference Device DSU-H/SSU-H K141731 |
| --- | --- | --- | --- |
| Manufacturer Name | EAM BENELUX B.V. | Aqua-Tools | Nephros Inc. |
| Indications for use | Intended to be used to filter EPA quality drinking water. By retaining bacteria, the filter may aid in infection control. The filters produce water that is suitable for washing and drinking, superficial wound cleansing (minor cuts, scrapes, or abrasions), cleaning of equipment used in medical procedures and washing of surgeon's hands. The filter is not intended to provide water that can be used as a substitute for USP grade sterile water. | Intended to be used to filter EPA quality drinking water. By retaining bacteria, the filters may aid in infection control. The filters produce water that is suitable for washing and drinking, superficial wound cleansing (minor cuts, scrapes, or abrasions), cleaning of equipment used in medical procedures and washing of surgeon's hands. The filters are not intended to provide water that can be used as a substitute for USP grade sterile water. | Intended to be used to filter EPA quality drinking water. The filters retain bacteria, viruses, and endotoxin. By providing ultrapure water for patient washing and drinking, the filters aid in infection control. The filters produce water suitable for wound cleansing, cleaning equipment used in medical procedures, and washing of surgeon's hands. The filters are not intended to provide water that can be used as a substitute for USP sterile water. |
| Sterility | Non-sterile | Sterile; gamma irradiated | Non-sterile |
| Principle of operation | Hollow fiber microfiltration through physical size-exclusion | Hollow fiber microfiltration through physical size-exclusion | Hollow fiber ultrafiltration through physical size-exclusion |
| Membrane pore size | 0.08 μm nominal | 0.1 μm nominal / 0.2 μm absolute | 0.005 μm nominal |
| Membrane material | Polysulfone (PSU) | Polyethylene | Polysulfone (PSU) |
| Filtration surface area | 3,400 cm2 / 527 in2 | 3,200 cm2 | 28,000 cm2 |
| Housing material | ABS with silver ion additive | MBS with silver ion additive | ABS |
| Antimicrobial additive | silver ion additive; ISO 22196; ≥98.83%- | Silver ion additive; ISO 22196; >99.9%; | No antimicrobial additive identified |
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K261470
Page 3 of 4
| | Subject Device QF10 K261470 | Predicate Device FILT'RAY 2G K191563 | Reference Device DSU-H/SSU-H K141731 |
| --- | --- | --- | --- |
| | ≥99.94%; <1.0 μg/L silver by ICP/MS | <1.0 μg/L silver by ICP/MS | |
| Retro-contamination / backflow feature | Non-return / backflow inhibition | Retro-contamination control features | No check-valve/backflow-prevention claim identified |
| Use life | 150 days or 7,000 L | Up to 4 months | Up to 6 months |
| Maximum inlet pressure | 75 psi / 5 bar | 72.5 psi / 5 bar | 100 psi / 6.8 bar |
| Operating temperature | 4°C-60°C normal operation; limited thermal exposure up to 70°C | 5°C-60°C; 70°C thermal shock | Max incoming temp: 60°C |
| Flow rate | 12 L/min at 5 bar | 9-11.9 L/min at 3 bar | 11.4 L/min at 4 bar |
| Microbial retention standard | ASTM F838 | ASTM F838 | ASTM F838 |
| ASTM F838 challenge basis | ≥10⁷ CFU/cm² | ≥10⁷ CFU/cm² | ≥10⁷ CFU/cm² |
| Bacterial retention/Microbial reduction | ≥10 log | ≥7 log | ≥11 log |
| Connections | Standard ½-inch NPSM threaded | Standard shower-hose fitting / adapters | Standard ½-inch NPSM threaded |
### VII. PERFORMANCE DATA
Non-clinical performance testing was conducted to characterize the subject QF10 and is summarized as follows:
#### Microbial Retention
The ability of the subject device to retain a bacterial load of ≥10⁷ colony-forming units (CFU)/cm² was captured via performance bench testing per ASTM F838: Standard Test Method for Determining Bacterial Retention of Membrane Filters Utilized for Liquid Filtration. Testing was performed on devices subjected to defined worst-case use conditions. No B. diminuta was detected in the filtrates, and all tested devices met the predefined acceptance criteria.
#### Silver Ion Testing
The addition of a silver-based bacteriostatic agent into selected polymeric housing and showerhead materials was evaluated per ISO 22196. Treated polymer specimens demonstrated bacterial reductions ranging from 98.83% to at least 99.94%, depending on the tested material and microorganism. The presence of silver-based ions in water filtered through the QF10 was quantified via inductively coupled plasma mass spectrometry and found to be below the limit of quantification of 1.0 μg/L.
#### Maximum Operating Temperature and Pressure Rating
Testing verified device integrity and bacterial-retention performance at pressures up to 5 bar and temperatures up to 70°C under the specified worst-case exposure conditions. The QF10 maintained structural integrity and effective bacterial retention under these conditions.
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K261470
Page 4 of 4
### Flow Rate Testing
The QF10 was subjected to flow rate and pressure testing under representative point-of-use conditions. Testing confirmed that the device provides adequate flow for the intended point-of-use application across the evaluated pressure range.
### Biocompatibility
Given the intended use, nature and degree of tissue contact, and exposure duration during use, the subject device is considered a surface device with limited duration exposure, based on a worst-case cumulative exposure duration of less than 24 hours. Exposure to device materials occurs primarily indirectly through the filtered water stream, with transient intact-skin contact during handling. The device materials do not directly contact breached or compromised surfaces, mucous membranes, blood, or internal tissues. Cytotoxicity testing was performed on the final finished device and demonstrated that the device is non-cytotoxic. Sensitization, irritation, acute systemic toxicity, and material-mediated pyrogenicity were addressed through risk-based justification, material characterization, exposure assessment, and comparison to the predicate device. The biological evaluation supports the safety of the device for its intended use.
### Shelf Life Testing
Shelf-life performance for the QF10 was established through real-time aging studies conducted for a period of up to 5 years on the packaged device. Packaging integrity and functional performance were evaluated following real-time aging, as well as after transportation simulation, in order to confirm that the device maintains its intended performance characteristics throughout the labeled shelf life. All evaluated samples met the predefined acceptance criteria. The results demonstrate that the QF10 maintains packaging integrity and functional performance for the duration of the claimed shelf life of 5 years under the intended storage conditions.
### VIII. CONCLUSIONS
Comparison of the indications for use, technical characteristics, as well as performance of the subject and predicate water filters provided in the 510(k) submission, is sufficient to demonstrate substantial equivalence. The information contained in this 510(k) demonstrates that the QF10 is as safe and effective as the predicate.
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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 as a Medical Device, 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 as a Medical Device), 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.