Straumann® Retentive System – Novaloc TiN Abutments
K193046 · Institut Straumann AG · NHA · Aug 13, 2020 · Dental
Device Facts
Record ID
K193046
Device Name
Straumann® Retentive System – Novaloc TiN Abutments
Applicant
Institut Straumann AG
Product Code
NHA · Dental
Decision Date
Aug 13, 2020
Decision
SESE
Submission Type
Traditional
Regulation
21 CFR 872.3630
Device Class
Class 2
Indications for Use
The Straumann® Retentive System is indicated for the attachment of full or partial dentures on Straumann dental implants and bar constructs.
Device Story
Straumann® Retentive System - Novaloc TiN Abutments are prosthetic components for dental implants; used to support full or partial arch detachable over-dentures. Abutments connect to Straumann dental implants via specific interface geometries (NC, RC, RN, WN); restoration connects to abutment via snap-on fixture. Abutments are manufactured from Ti-6Al-4V (TAV) alloy with TiN coating on snap-on feature. Available in straight and angulated models with varying heights. Used in dental clinics by clinicians; provided non-sterile for end-user moist heat sterilization. Output is a mechanical retention point for dentures; facilitates prosthetic rehabilitation for edentulous or partially edentulous patients.
Clinical Evidence
No clinical data submitted. Substantial equivalence supported by bench testing, including dynamic fatigue and static strength testing per ISO 14801 and FDA guidance for endosseous dental abutments, and sterilization validation per ISO 17665.
Technological Characteristics
Material: Ti-6Al-4V (TAV) alloy. Surface: TiN coating. Connection: Straumann NC, RC, RN, WN. Form factor: Straight and 15° angulated, heights 1-6 mm. Sterilization: Moist heat (steam) by end-user per ISO 17665-1/2. Mechanical retention via snap-on fixture.
Indications for Use
Indicated for patients requiring attachment of full or partial dentures to Straumann dental implants or bar constructs.
Regulatory Classification
Identification
An endosseous dental implant abutment is a premanufactured prosthetic component directly connected to the endosseous dental implant and is intended for use as an aid in prosthetic rehabilitation.
Special Controls
*Classification.* Class II (special controls). The guidance document entitled “Class II Special Controls Guidance Document: Root-Form Endosseous Dental Implants and Endosseous Dental Implant Abutments” will serve as the special control. (See § 872.1(e) for the availability of this guidance document.)
Predicate Devices
Straumann BLX Line Extension New Abutments (K190040)
MRI Compatibility for Existing Straumann Dental Implant Systems (K190662)
Submission Summary (Full Text)
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August 13, 2020
Institut Straumann AG % Jennifer Jackson Director, Regulatory Affairs Straumann USA, LLC 60 Minuteman Road Andover, Massachusetts 01801
Re: K193046
Trade/Device Name: Straumann® Retentive System - Novaloc TiN Abutments Regulation Number: 21 CFR 872.3630 Regulation Name: Endosseous Dental Implant Abutment Regulatory Class: Class II Product Code: NHA Dated: July 16, 2020 Received: July 17, 2020
Dear Jennifer Jackson:
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.
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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 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 Srinivas Nandkumar, Ph.D. Director DHT1B: Division of Dental Devices OHT1: Office of Ophthalmic, Anesthesia, Respiratory, ENT and Dental Devices Office of Product Evaluation and Ouality Center for Devices and Radiological Health
Enclosure
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### DEPARTMENT OF HEALTH AND HUMAN SERVICES Food and Drug Administration
### Indications for Use
Form Approved: OMB No. 0910-0120 Expiration Date: 06/30/2020 See PRA Statement below.
510(k) Number (if known)
K193046
Device Name:
Straumann® Retentive System - Novaloc TiN Abutments
Indications for Use (Describe)
The Straumann® Retentive System is indicated for the attachment of full or partial dentures on Straumann dental implants and bar constructs.
Type of Use (Select one or both, as applicable) 区Prescription Use (Part 21 CFR 801 Subpart D)
□Over-The-Counter Use (21 CFR 801 Subpart C)
### CONTINUE ON A SEPARATE PAGE IF NEEDED
This section applies only to requirements of the Paperwork Reduction Act of 1995.
### *DO NOT SEND YOUR COMPLETED FORM TO THE PRA STAFF EMAIL ADDRESS BELOW!*
The burden time for this collection of information is estimated to average 79 hours per response, including the time to review instructions, search existing data sources, gather and maintain the data needed and review the collection of information. Send comments regarding this burden estimate or any other aspect of this information collection, including suggestions for reducing this burden, to:
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FORM FDA 3881 (7/17)
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# K193046 – Traditional 510(k)
# Straumann Retentive System – Novaloc TiN Abutments
510(k) Summary
### 510(k) Summary 5
### 5.1 Submitter's Contact Information
| Submitter: | Straumann USA, LLC<br>60 Minuteman Road<br>Andover, MA 01810<br>Registration No.: 1222315 Owner/Operator No.: 9005052<br>On the behalf of:<br>Institut Straumann AG<br>Peter Merian-Weg 12<br>4052 Basel, Switzerland |
|-------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Contact Person: | Jennifer M. Jackson, MS<br>Director of Regulatory Affairs and Quality<br>Phone Number: +1-978-747-2509<br>Fax Number: +1-978-747-0023 |
| Prepared By &<br>Alternate Contact: | Ana Carolina Martins Vianna<br>Regulatory Affairs and Compliance Manager<br>Institut Straumann AG<br>Phone Number: +41 61 965 1259 |
| Date of Submission: | August 11, 2020 |
### 5.2 Name of the Device
| Trade Names: | Straumann® Retentive System – Novaloc TiN Abutments |
|------------------------|-----------------------------------------------------|
| Common Name: | Endosseous Dental Implant Abutment |
| Classification Name: | Endosseous Dental Implant Abutment |
| Regulation Number: | 21 CFR 872.3630 |
| Device Classification: | Class II |
| Product Code(s): | NHA |
| Classification Panel: | Dental Devices |
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# K193046 - Traditional 510(k)
## Straumann Retentive System - Novaloc TiN Abutments
510(k) Summary
### 5.3 Predicate Device(s)
Primary Predicate:
- K190040 Straumann BLX Line Extension New Abutments .
Reference Devices:
- K033699 Locator Bar Female .
- K151157 – Straumann Variobase Abutments For Bridges/Bars
- . K171649 – Straumann CARES M-Series CAD/CAM System
- K190662 MRI Compatibility for Existing Straumann Dental Implant Systems .
### Device Description 5.4
The subject Novaloc TiN Abutments are intended to be placed onto Straumann dental implants to provide support for full or partial arch detachable restorations (over-denture). The coronal portion of the subject abutments are similar to the primary predicate devices, whereas the apical portion of the abutments has the appropriate implant-to-abutment interface geometry for each of the platforms of the Straumann Dental Implant System. The Novaloc abutments are manufactured from TAV (Ti-6AI-4V, Titanium-Aluminum-Vanadium). The restoration is connected to the Novaloc abutment through a snap-on fixture provided by a negative shape of Novaloc snap-on fixture embedded into the final restoration. The snap-on feature is TiN coated. The subject Novaloc TiN Abutments are provided in straight and anqulated models, in different heights. The subject Novaloc TiN Abutment is also provided in a bar attachment. The Novaloc TiN abutments are provided non-sterile with instructions for end user sterilization.
### Intended Use 5.5
Prosthetic components connected to the implant or abutment, are intended for use as an aid in prosthetic rehabilitation.
#### Indications for Use 5.6
The Straumann® Retentive System is indicated for the attachment of full or partial dentures on Straumann dental implants and bar constructs.
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# K193046 – Traditional 510(k)
# Straumann Retentive System – Novaloc TiN Abutments
510(k) Summary
#### Technological Characteristics 5.7 -
The primary predicate devices and subject devices have many of the same technological characteristics. The abutment material, surface coating, angulation and snap-on feature are identical to the primary predicate device. The main technological difference is the implant-toabutment connections. Nevertheless, all subject connections are well established and compatible with FDA cleared Straumann implant connections (NC, RC, RN, and WN). A complete comparison of the primary and reference predicate devices with the subject abutments is provided in Table 1.
| FEATURE | PROPOSED DEVICE | PRIMARY PREDICATE<br>DEVICE | REFERENCE<br>DEVICES | |
|------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| K Number | K193046 | K190040 | K171649 | K151157 |
| Indications<br>for Use | The Straumann<br>Retentive System is<br>indicated for the<br>attachment of full or<br>partial dentures on<br>Straumann dental<br>implants and bar<br>constructs. | Straumann BLX Novaloc<br>Abutments:<br>The Straumann<br>Retentive System is<br>indicated for the<br>attachment of full or<br>partial dentures on<br>Straumann dental<br>implants.<br>(Indications for Use related<br>to other types of abutments<br>are not considered in this<br>table) | The Straumann CARES<br>M-Series CAD/CAM<br>System is indicated for<br>the design and fabrication<br>of single or multiple- unit<br>implant-borne prosthetics<br>for the restoration of<br>partially or fully<br>edentulous mandibles<br>and maxillae. The system<br>integrates multiple<br>components of the digital<br>dentistry workflow: scan<br>files from Intra-Oral<br>Scanners or Extra-Oral<br>Scanners, CAD software,<br>CAM software, restoration<br>material blanks, milling<br>machines and associated<br>tooling and accessories.<br>The system is used to<br>design and fabricate<br>CAD/CAM milled coping,<br>crown and bridge<br>restorations to be<br>cemented onto<br>Straumann® Variobase®<br>Abutments, as well as<br>milled abutments to be<br>affixed to the endosseous<br>dental implants of the<br>Straumann® Dental<br>Implant System using a<br>basal screw. | Straumann Variobase<br>prosthetic components<br>directly connected to<br>the endosseous dental<br>implants are indicated<br>for use as an aid in<br>prosthetic<br>rehabilitations. The<br>prosthetic restoration<br>(bridge or overdenture)<br>can be cemented on<br>the Straumann®<br>Variobase prosthetic<br>components. A<br>temporary restoration<br>can be used prior to<br>the insertion of the<br>final components to<br>maintain, stabilize and<br>form the soft tissue<br>during the healing<br>phase. They may not<br>be placed into<br>occlusion. Final<br>abutments and<br>restorations may be<br>placed into occlusion<br>when the implant is<br>fully osseointegrated. |
| Material | TAV<br>(Ti-6Al-4V) | TAV<br>(Ti-6Al-4V) | Ti-6Al-7Nb | Ti-6Al-7Nb |
| Surface<br>Treatment | TiN coating | TiN coating | No coating | No coating |
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# K193046 – Traditional 510(k)
## Straumann Retentive System - Novaloc TiN Abutments
| FEATURE | PROPOSED DEVICE | PRIMARY PREDICATE<br>DEVICE | REFERENCE<br>DEVICES | |
|--------------------------------------|----------------------------------------------------------------------------------------------------------------------|--------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------|
| K Number | K193046 | K190040 | K171649 | K151157 |
| Implant to<br>Abutment<br>Connection | Straumann NC<br>connection<br>Straumann RC<br>connection<br>Straumann RN<br>connection<br>Straumann WN<br>connection | Straumann BLX<br>connection | Straumann NC<br>connection<br>Straumann RC<br>connection<br>Straumann NNC<br>connection<br>Straumann RN<br>connection<br>Straumann WN<br>connection | Straumann NC<br>connection<br>Straumann RC<br>connection<br>Straumann NNC<br>connection<br>Straumann RN<br>connection<br>Straumann WN<br>connection |
| Abutment<br>Height | 1, 2, 3, 4, 5, and 6<br>mm | up to 6.5 mm | n/a | 3.5 - 5.2 mm |
| Angulation | 0 and 15° | 0 and 15° | 30° of coping<br>angulation | 30° of coping<br>angulation |
| Sterilization<br>Method | Moist heat end user<br>sterilization | Moist heat end user<br>sterilization | Moist heat end user<br>sterilization | Moist heat end user<br>sterilization |
510(k) Summary
Table 1 – Comparison of subject Novaloc TiN Abutments versus primary predicate and reference device
The primary predicate (K190040) is included for reference to the Straumann BLX Novaloc Abutments. The indications for use for the primary predicate contains reference to many different types of abutments. The intended use and indications for use of the subject device are identical to the Straumann BLX Novaloc Abutments.
The reference device K190662 is included for the MRI compatibility.
The subject Novaloc Abutments for bar attachments are equivalent to the reference device K033699 as described in Table 2.
| FEATURE | PROPOSED DEVICE | REFERENCE DEVICE |
|---------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| K Number | K193046 | K033699 |
| Indications for Use | The Straumann® Retentive System is<br>indicated for the attachment of full or partial<br>dentures on Straumann dental implants<br>and bar constructs. | The Locator Bar Attachment System is<br>designed for use with overdentures or<br>partial dentures retained in whole or in<br>part by bar splinted endosseous<br>implants in the mandible or maxilla |
| Connection | Bar | Bar |
| Abutment to<br>restoration connection | Snap on feature | Snap on Feature |
| Type of restoration | Multiunit | Multiunit |
| Compatible Matrix<br>System | Zest LOCATOR<br>Valoc Novaloc | Zest LOCATOR |
| Angulation | 0° | 0° |
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# K193046 - Traditional 510(k)
## Straumann Retentive System - Novaloc TiN Abutments
| Material | Titanium grade 5 alloy<br>(Ti-6Al-7V or TAV) | Titanium,<br>Stainless Steel |
|------------------|----------------------------------------------|---------------------------------------|
| Abutment Coating | TiN | TiN |
| Construction | One Piece | One Piece |
| Sterility | Non-sterile<br>End user sterilization | Non-sterile<br>End user sterilization |
510(k) Summary
Table 2 – Comparison of subject Novaloc Abutments for bar attachments versus reference device
#### Performance Testing 5.8
The following performance data support the substantial equivalence determination.
#### 5.8.1 Sterilization Validation
The subject Novaloc TiN Abutments are provided non-sterile and need to be sterilized by moist heat (steam) by the end-user. The recommended sterilization method has been validated according to ISO 17665-1 and ISO 17665-2 applicable recommendations in the FDA quidance document "Reprocessing Medical Devices in Health Care Settings: Validation Methods and Labeling, issued on March 17, 2015".
### 5.8.2 Biocompatibility Testing
Biological assessment has been performed according to ISO 10993-1:2009 "Biological evaluation of medical devices – Part 1: Evaluation and testing within a risk management process" and to the FDA Guidance document "Use of International Standard ISO 10993-1, 'Biological evaluation of medical devices - Part 1: Evaluation and testing within a risk management process', Guidance for Industry and Food and Drug Administration Staff", Document issued on: June 16, 2016" for each of the subject devices.
The subject devices have the same nature of body contact, contact duration, material formulation and sterilization methods compared to the primary predicate devices.
#### 5.8.3 Bench Testing
Dynamic fatigue and static strength tests conducted according to the FDA guidance document "Guidance for Industry and FDA Staff - Class II Special Controls Guidance Document: Rootform Endosseous Dental Implants and Endosseous Dental Abutments" and ISO 14801, Dentistry - Implants - Dynamic fatigue test for endosseous dental implants, demonstrated that the Straumann Novaloc TiN Abutments are equivalent to the predicate and reference devices.
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# K193046 -- Traditional 510(k)
# Straumann Retentive System – Novaloc TiN Abutments
510(k) Summary
### 5.8.4 Clinical data
No device specific clinical data has been submitted to demonstrate substantial equivalence.
### 5.9 Conclusion
The documentation submitted in this premarket notification demonstrates the subject Straumann Novaloc TiN Abutments are substantially equivalent to the primary predicate and reference devices.
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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-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.