K190152 · Fujifilm Irvine Scientific, Inc. · MQL · Jun 21, 2019 · Obstetrics/Gynecology
Device Facts
Record ID
K190152
Device Name
Vit Kit- Freeze NX and Vit Kit- Warm NX
Applicant
Fujifilm Irvine Scientific, Inc.
Product Code
MQL · Obstetrics/Gynecology
Decision Date
Jun 21, 2019
Decision
SESE
Submission Type
Traditional
Regulation
21 CFR 884.6180
Device Class
Class 2
Indications for Use
Vit Kit - Freeze NX (Vitrification Freeze Kit) is intended for use in the vitrification of oocytes (MII) and pronuclear (PN) zygotes through day 3 cleavage stage embryos and blastocyst stage embryos. Vit Kit - Warm NX (Vitrification Warm Kit) is intended for use in the thawing of vitrified occytes (MII) and pronuclear (PN) zygotes through day 3 cleavage stage embryos and blastocyst stage embryos.
Device Story
Vit Kit-Freeze NX and Vit Kit-Warm NX are sets of cryopreservation media used in assisted reproductive technology (ART) laboratories. The kits consist of basal media (Continuous Single Culture Medium) containing buffers (MOPS, HEPES, sodium bicarbonate), cryoprotectants (DMSO, ethylene glycol), trehalose, DSS, HSA, and gentamicin. The Freeze NX kit is used sequentially to prepare and vitrify oocytes and embryos; the Warm NX kit is used sequentially to thaw and recover them. These media facilitate the cryopreservation process, allowing for the storage and subsequent use of oocytes and embryos in clinical fertility treatments. The device is used by embryologists in a clinical laboratory setting. The output is the successful cryopreservation or recovery of reproductive cells/embryos, which supports clinical decision-making regarding embryo transfer and fertility preservation.
Clinical Evidence
Bench testing only. Performance characteristics evaluated at baseline and after accelerated aging (ASTM F1980-16) included appearance, pH (USP <791>), osmolality (USP <785>), endotoxin (USP <85>), sterility (USP <71>), and Mouse Embryo Assay (MEA). Simulated distribution and handling were tested per ASTM D4169-16. All tests met predefined acceptance criteria.
Technological Characteristics
Media components: Continuous Single Culture Medium (CSCM), MOPS, HEPES, sodium bicarbonate, 20% DSS, 10μg/mL gentamicin, DMSO, trehalose, and ethylene glycol. Sterilization via aseptic filtration. Performance standards: USP <791>, <785>, <85>, <71>; ASTM F1980-16 (accelerated aging), ASTM D4169-16 (distribution).
Indications for Use
Indicated for vitrification and thawing of human oocytes (MII), pronuclear (PN) zygotes, day 3 cleavage stage embryos, and blastocyst stage embryos.
Regulatory Classification
Identification
Reproductive media and supplement are products that are used for assisted reproduction procedures. Media include liquid and powder versions of various substances that come in direct physical contact with human gametes or embryos (including water, acid solutions used to treat gametes or embryos, rinsing solutions, sperm separation media, supplements, or oil used to cover the media) for the purposes of preparation, maintenance, transfer or storage. Supplements are specific reagents added to media to enhance specific properties of the media (e.g., proteins, sera, antibiotics, etc.).
Special Controls
*Classification.* Class II (special controls) (mouse embryo assay information, endotoxin testing, sterilization validation, design specifications, labeling requirements, biocompatibility testing, and clinical testing). The device, when it is phosphate-buffered saline used for washing, and short-term handling and manipulation of gametes and embryos; culture oil used as an overlay for culture media containing gametes and embryos; and water for assisted reproduction applications, is exempt from the premarket notification procedures in subpart E of part 807 of this chapter subject to the limitations in § 884.9.
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Image /page/0/Picture/0 description: The image contains the logo of the U.S. Food and Drug Administration (FDA). On the left is the Department of Health & Human Services logo. To the right of that is the FDA logo, which consists of the letters "FDA" in a blue square, followed by the words "U.S. FOOD & DRUG ADMINISTRATION" in blue text.
June 21, 2019
FUJIFILM Irvine Scientific, Inc. Jayme Yamaguchi-Owens Regulatory Affairs Manager 2511 Daimler Street Santa Ana, CA 92705
Re: K190152
Trade/Device Name: Vit Kit- Freeze NX and Vit Kit- Warm NX Regulation Number: 21 CFR 884.6180 Regulation Name: Reproductive media and supplements Regulatory Class: II Product Code: MQL Dated: May 17, 2019 Received: May 20, 2019
Dear Jayme Yamaguchi-Owens:
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. 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 located 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.
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
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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 803) for devices or postmarketing safety reporting (21 CFR 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 (OS) regulation (21 CFR Part 820) for devices or current good manufacturing practices (21 CFR 4, Subpart A) for combination products; and, if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR 1000-1050.
Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR Part 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 medical devices and radiation-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 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,
For Sharon M. Andrews Assistant Division 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
510(k) Number (if known) K190152
Device Name Vit Kit - Freeze NX Vit Kit - Warm NX
### Indications for Use (Describe)
Vit Kit - Freeze NX (Vitrification Freeze Kit) is intended for use in the vitrification of oocytes (MI) and pronuclear (PN) zygotes through day 3 cleavage stage embryos and blastocyst stage embryos.
Vit Kit - Warm NX (Vitrification Warm Kit) is intended for use in the thawing of vitrified occytes (MII) and pronuclear (PN) zygotes through day 3 cleavage stage embryos and blastocyst stage embryos.
| Type of Use (Select one or both, as applicable) | |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| <div> <span style="font-size: 100%;"> <span style="text-decoration: underline;"></span> <span style="text-decoration: overline;"></span> <span style="text-decoration: line-through;"></span> </span> ☑ Prescription Use (Part 21 CFR 801 Subpart D) </div> | <div> <span style="font-size: 100%;"> <span style="text-decoration: underline;"></span> <span style="text-decoration: overline;"></span> <span style="text-decoration: line-through;"></span> </span> ☐ Over-The-Counter Use (21 CFR 801 Subpart C) </div> |
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## 510(k) SUMMARY
## K190152
#### l. General Information on Submitter
| Submitted/Address | FUJIFILM, Irvine Scientific, Inc.<br>2511 Daimler Street<br>Santa Ana, CA 92705<br>Telephone: 800-437-5706<br>Facsimile: 949-261-6522 |
|-------------------|---------------------------------------------------------------------------------------------------------------------------------------|
|-------------------|---------------------------------------------------------------------------------------------------------------------------------------|
Contact Person: Jayme Yamaguchi-Owens FUJIFILM Irvine Scientific, Inc. 2511 Daimler Street Santa Ana, CA 92705 Telephone: 800-437-5706 949-261-6522 Facsimile: Email: see below Jayme.yamaguchi-owens@fujifilm.com
| II. | Date Prepared: | June 20, 2019 |
|------|-----------------------------|------------------------------------------|
| III. | General Information | |
| | Device Name: | Vit Kit - Freeze NX<br>Vit Kit - Warm NX |
| | Common Name:<br>Warming Kit | Vitrification Cryopreservation Media and |
Regulatory Class: Class II
Regulation Number:
Regulation Name:
MQL (Media, Reproductive) Product Code:
21 CFR 884.6180
Reproductive Media and Supplements
- IV. Predicate Device: Vit Kit - Freeze, Vit Kit - Thaw K160006, Irvine Scientific
The predicate device has not been subject to a design related recall.
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#### V. Description of the Device:
The five media products that comprise the two kits, Vit Kit - Freeze NX and Vit Kit -Warm NX, consist of a basal media of Continuous Single Culture Medium (CSCM) which utilizes MOPS, HEPES and sodium bicarbonate buffers, 20% (v/v) DSS, 10μg/mL gentamicin and varying levels of cryoprotectants, including dimethyl sulfoxide (DMSO), trehalose, and ethylene glycol (EG).
The two freeze media in the Vit Kit – Freeze NX are intended to be used sequentially for the preparation and cryopreservation of oocytes (MII) and pronuclear (PN) zygotes through day 3 cleavage stage embryos and blastocyst stage embryos.
The three media in the Vit Kit - Warm NX are intended for sequential use in the thawing and recovery of cryopreserved oocytes (MII) and pronuclear (PN) zygotes through day 3 cleavage stage embryos and blastocyst stage embryos.
#### VI. Indications for Use:
Vit Kit - Freeze NX (Vitrification Freeze Kit) is intended for use in the vitrification of oocytes (MII) and pronuclear (PN) zygotes through day 3 cleavage stage embryos and blastocyst stage embryos.
Vit Kit - Warm NX (Vitrification Warm Kit) is intended for use in the thawing of vitrified oocytes (MII) and pronuclear (PN) zygotes through day 3 cleavage stage embryos and blastocyst stage embryos.
#### VII. Predicate Device Comparison
The table below shows a comparison of the intended use and technological characteristics of the subject device and predicate device.
# Table 1: Comparison of Characteristics
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| | Subject Device<br>K190152 | Predicate Device<br>K160006 | |
|----------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Characteristic | Vit Kit - Freeze NX<br>Vit Kit - Warm NX | Vit Kit - Freeze<br>Vit Kit - Thaw | Comparison |
| Indications for<br>Use | Vit Kit - Freeze NX<br>(Vitrification Freeze<br>Kit) is intended for<br>use in the<br>vitrification of<br>oocytes (MII) and<br>pronuclear (PN)<br>zygotes through<br>day 3 cleavage<br>stage embryos and<br>blastocyst stage<br>embryos.<br><br>Vit Kit - Warm NX<br>(Vitrification Warm<br>Kit) is intended for<br>use in the thawing<br>of vitrified oocytes<br>(MII) and<br>pronuclear (PN)<br>zygotes through<br>day 3 cleavage<br>stage embryos and<br>blastocyst stage<br>embryos. | Vit Kit - Freeze<br>(Vitrification Freeze<br>Kit) is intended for<br>use in the<br>vitrification of<br>oocytes (MII),<br>pronuclear (PN)<br>zygotes through<br>day 3 cleavage<br>stage embryos and<br>blastocyst stage<br>embryos.<br><br>Vit Kit - Thaw<br>(Vitrification Thaw<br>Kit) is intended for<br>use in the thawing<br>of vitrified oocytes<br>(MII), pronuclear<br>(PN) zygotes<br>through day 3<br>cleavage stage<br>embryos and<br>blastocyst stage<br>embryos. | There are minor<br>differences in<br>wording, but the<br>intended uses are<br>the same. |
| Components | Vitrification Media | Vitrification Media | Identical |
| | Subject Device<br>K190152 | Predicate Device<br>K160006 | Comparison |
| Characteristic | Vit Kit - Freeze NX<br>Vit Kit - Warm NX | Vit Kit - Freeze<br>Vit Kit - Thaw | |
| | Thawing Media | Thawing Media | |
| | Media Components | | |
| Vitrification<br>Media | CSCM | Medium 199 | The predicate and<br>subject device<br>formulations are<br>similar. The<br>predicate device<br>uses sucrose instead<br>of trehalose and it |
| | EG (7.5, 15%) | EG (7.5, 15%) | |
| | DMSO (7.5, 15%) | DMSO (7.5, 15%) | |
| | Trehalose (0.5M) | Sucrose (0.5M) | |
| | DSS | DSS | uses a HEPES buffer |
| | HSA | HSA | |
| | Gentamicin | Gentamicin | instead of a dual<br>zwitterionic buffer. |
| | Sodium<br>Bicarbonate | Sodium<br>Bicarbonate | |
| | HEPES | HEPES | |
| | MOPS | | |
| Thawing<br>Formulation | CSCM | Medium 199 | The predicate and<br>subject device<br>formulations are<br>similar. The<br>predicate device<br>uses sucrose instead<br>of trehalose and it<br>uses a HEPES buffer |
| | Trehalose<br>(0.5M,<br>1.0M) | Sucrose<br>(0.5M,<br>1.0M) | |
| | Dextran | Dextran | |
| | HSA | HSA | |
| | Gentamicin | Gentamicin | instead of a dual |
| | Sodium<br>Bicarbonate | Sodium<br>Bicarbonate | zwitterionic buffer. |
| | HEPES | HEPES | |
| Characteristic | Subject Device<br>K190152 | Predicate Device<br>K160006 | Comparison |
| | Vit Kit - Freeze NX<br>Vit Kit - Warm NX<br>MOPS | Vit Kit - Freeze<br>Vit Kit - Thaw | |
| Endotoxin | ≤ 0.6 EU/mL | ≤ 0.6 EU/mL | Identical |
| MEA | ≥ 80% expanded<br>blastocyst after 96<br>hours in culture | ≥ 80% expanded<br>blastocyst after 96<br>hours in culture | Identical |
| pH | ES: 7.05 - 7.44<br>VS: 7.05 - 7.44<br>TS: 7.05 - 7.45<br>DS: 7.05-7.45<br>WS: 7.05 - 7.45 | ES: 7.05 – 7.54<br>VS: 7.05 - 7.54<br>TS: 7.05-7.44<br>DS: 7.05-7.44<br>WS: 7.05-7.44 | The predicate and<br>subject device<br>specifications are<br>similar. |
| | | | |
| Osmolality<br>(mOsm/KgH2O) | ES: 1,150 - 1,1550<br>VS: 1,220-1,620<br>TS: 1,550-1,900<br>DS: 830-930<br>WS: 265-300 | ES: 1,055-1,445<br>VS: 1,100-1,588<br>TS: 1,732-1,912<br>DS: 857-910<br>WS: 268-292 | The osmolality<br>specifications are<br>similar. |
| | | | |
| Sterilization<br>Method | Aseptic Filtration | Aseptic Filtration | Identical |
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As shown in the table above, the intended use of the subject and predicate device is the same. The technological characteristics of the subject and predicate device are different - the subject device formulation utilizes trehalose instead of sucrose, has a different basal medium formulation, and different osmolality and pH specifications. However, different types of safety and effectiveness questions are not raised by these differences in technological characteristics.
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# Non-clinical Performance Data:
Vit Kit - Freeze NX and Vit Kit - Warm NX media were tested for the following performance characteristics at baseline and following accelerated aging (per ASTM F1980-16):
- . Appearance
- . pH (per USP <791>)
- Osmolality (per USP <785>) .
- Endotoxin (per USP <85>) .
- . Sterility (per USP <71>)
- . Mouse Embryo Assay
The following additional assessments were performed on the subject device:
- Simulated Distribution and Handling per ASTM D4169-16 .
The subject device passed the predefined acceptance criteria for these tests.
#### VIII. Conclusion:
The results of the testing described above provide demonstrate that the subject device is as safe and effective as the predicate device and supports and determination of substantial equivalence.
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.