Automatic mixing, dosing and dispensing system for ESPE's PENTA impression and bite registration materials: - IMPREGUM® PENTA . - Permadyne® Penta H . - Permadyne® Penta L . - Ramitec® Penta . - DIMENSION® PENTA H . - DIMENSION® PENTA H QUICK . - DIMENSION® PENTA L . - POSITION® PENTA . - Position® Penta Quick .
Device Story
PENTAMIX® 2 is an AC-powered automatic mixing, dosing, and dispensing system for dental impression and bite registration materials. It processes ESPE PENTA materials supplied in poly bags inserted into specialized cartridges. The device operates at 1.5 times the speed of its predecessor, PENTAMIX®, to improve efficiency and provide more working time for clinicians. It is used in dental clinical settings to prepare impression materials for patient procedures. The system is designed to ensure consistent mixing quality and safety, which the manufacturer claims is only guaranteed when used with genuine ESPE PENTA materials. The output is a dispensed, mixed dental material ready for clinical use, facilitating precise dental impressions.
Clinical Evidence
No clinical data provided. The submission relies on technical and performance data comparisons between the PENTAMIX® 2 and its predecessor, PENTAMIX®, to demonstrate substantial equivalence.
Technological Characteristics
AC-powered automatic mixing, dosing, and dispensing system. Mechanical mixing mechanism designed for use with specific poly-bagged dental impression materials and proprietary cartridges. Form factor is a tabletop unit. No software or electronic algorithms described.
Indications for Use
Indicated for automatic mixing, dosing, and dispensing of specific ESPE PENTA impression and bite registration materials for dental procedures.
Regulatory Classification
Identification
A dental amalgamator is a device, usually AC-powered, intended to mix, by shaking, amalgam capsules containing mercury and dental alloy particles, such as silver, tin, zinc, and copper. The mixed dental amalgam material is intended for filling dental caries.
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## 510(K) SUMMARY OF SAFETY AND EFFECTIVENESS
#### Submitter
| Name: | ESPE Dental AG |
|-----------------------------------|-------------------------------------------|
| Street: | ESPE Platz |
| ZIP-Code, City: | D-82229 Seefeld |
| Federal State: | Bavaria |
| Country: | Germany |
| Establishment Registration Number | 9611385 |
| Contact: | Dr. Andreas Petermann, Regulatory Affairs |
| Phone: | 011-49-8152-7001395 |
| Fax: | 011-49-8152-7001869 |
| E-mail | Andreas_Petermann@ESPE.de |
| Date: | June 1, 1999 |
#### Name of Device
| Proprietary Name: | PENTAMIX® 2 |
|----------------------|----------------------------------------------------------------|
| Classification Name: | Amalgamator, Dental, AC-Powered |
| Common Name: | Automatic mixing device for ESPE PENTA<br>impression materials |
### Predicate Device
CAPMIX® by ESPE ..............................................................................................................................................................
#### Description for the Premarket Notification
ESPE's new mixing device for impression materials, PENTAMIX® 2, is comparable and substantially equivalent to an AC-powered dental amalgamator. It is therefore a class I device which has been exempted from premarket notification requirements (21 C.F.R. § 872.3100). However, consistent with 21 C.F.R. § 872.9, ESPE is submitting this premarket notification because the intended use of РЕ№ТАМІХ® 2 is significant different to that of САРМХ® (21 С.F.R. § 872.9 a). Furthermore, ESPE wants to give evidence that safety and effectiveness are only warranted when
Image /page/0/Picture/12 description: The image shows the text "510(k) PENTAMIX 2" on the top line. Below that is a logo of a tree inside of a square. The word "ESPE" is on the bottom line in large, bold letters. The image appears to be a logo or label for a product.
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PENTAMIX® 2 is used together with ESPE's especially designed PENTA impression materials.
Since 1993, ESPE has been marketing the predecessor of PENTAMIX® 2, PENTAMIX®, successfully all over the world. The high level of acceptance, together with permanent contact between ESPE and its customers, led first of all to an expansion of the PENTA product family. However, through this dialogue, ESPE also became aware that many users wanted a faster working mixing unit. This wish has now been met with PENTAMIX® 2.
The predecessor of PENTAMIX® 2, PENTAMIX® was determined by ESPE to be substantially equivalent to a mixing spatula/mixing bowl, and, therefore did not go through the 510(k) process. However, the PENTAMIX® device was reviewed by the FDA in connection with ESPE's 510(k) submissions for its PENTA impression materials PERMADYNE® PENTA (K 953027), RAMITEC® PENTA (K 952693), IMPREGUM® PENTA (K954192), DIMENSION® PENTA (K 960547), and POSITION® PENTA (K 974231).
We are aware of the fact that the PENTAMX® 2 could be marketed without 510(k) clearance in the U.S.A. With this 510(k) submission we want to focus on the PENTAMIX® 2 system to claim, that safe handling and satisfying results for patient and user are only ensured when PENTAMIX® 2 is used together with genuine ESPE PENTA impression materials,
The basis for our substantial equivalence determination will be the PENTAMIX® which is a well-established, safe and effective medical device. Technical and performance data of the two PENTAMIX® devices will be compared to show that ESPE's further development PENTAMIX® 2 is as safe and effective as its predecessor. The predicate device CAPMIX® is used to provide a regulation number and a product code.
PENTA impression materials are provided in so called poly bags. Those have to be inserted in especially designed cartridges which ensure correct and simple handling of the materials with РЕ№ТАМІХ . In recent time, ESPE recognized that competitors copied the poly bags and sold those materials for the use with ESPE's PENTAMIX . Due to the fact that there is no corresponding cartridge and to different
Image /page/1/Picture/6 description: The image shows the text "510(k) PENTAMIX® 2" above the letters "ESPE" in a large font. To the left of the letters ESPE is a logo of a tree inside of a square. The text and logo are all in black and white.
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material characteristics, safety and effectiveness of the impression materials for the patient and user are not warranted in ESPE's point of view.
For patient and user safety features, ESPE is submitting this premarket notification to emphasize that safety and effectiveness of the impression process is only guaranteed when genuine PENTA materials are used with PENTAMIX® 2.
PENTAMIX® 2, as successor to PENTAMIX®, offers the same simple and convenient handling at 1.5 times the speed. The accustomed high mixing quality of impression materials remains unchanged. The higher dispensing speed achieved is, however, a significant safety factor in terms of working time for all indications, and equally represents a clear time saving. The PENTAMIX® 2 system permits more relaxed and cost-effective work, and is intended as another step towards greater precision.
Image /page/2/Picture/3 description: The image shows the text "510(k) PENTAMIX 2 ESPE". The text is in black and is on a white background. There is a logo to the left of the text that looks like a tree.
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Image /page/3/Picture/1 description: The image is a black and white logo for the U.S. Department of Health & Human Services. The logo features a circular design with the words "DEPARTMENT OF HEALTH & HUMAN SERVICES - USA" arranged around the perimeter. Inside the circle is a stylized image of an eagle with its wings spread, symbolizing the department's mission to protect and promote the health and well-being of the nation.
Food and Drug Administration 9200 Corporate Boulevard Rockville MD 20850
JUL 26 1999
Dr. Andreas Petermann Regulatory Affairs ESPE Dental AG ESPE Platz D-82229 Seefeld Bavaria, Germany
Re : K991913 Trade Name: Pentamix® 2 Requlatory Class: I Product Code: EFD Dated: June 1, 1999 Received: June 7, 1999
Dear Dr. Petermann:
We have reviewed your Section 510(k) notification of intent to market the device referenced above and we have determined the device is substantially equivalent (for the indications for use stated in the enclosure) to 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). You may, therefore, market the device, subject to the general controls provisions of the Act. The general controls provisions of the Act include requirements for annual registration, listing of devices, good manufacturing practice, labeling, and prohibitions against misbranding and adulteration.
If your device is classified (see above) into either class II (Special Controls) or class III (Premarket Approval), it may be subject to such additional controls. Existing major regulations affecting your device can be found in the Code of Federal Requlations, Title 21, Parts 800 to 895. A substantially equivalent determination assumes compliance with the Good Manufacturing Practice for Medical Devices: General (GMP) regulation (21 CFR Part 820) and that, through periodic GMP inspections, the Food and Drug Administration (FDA) will verify such assumptions. Failure to comply with the GMP regulation may result in regulatory action. In addition, FDA may publish further announcements concerning your device in the Federal Register.
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Page 2 - Dr. Petermann
this response to your premarket notification Please note: submission does not affect any obligation you might have under sections 531 through 542 of the Act for devices under the Electronic Product Radiation Control provisions, or other Federal laws or regulations.
This letter will allow you to begin marketing your device as described in your 510(k) premarket notification. The FDA findinq of substantial equivalence of your device to a legally marketed predicate device results in a classification for your device and thus, permits your device to proceed to the market.
If you desire specific advice for your device on our labeling requlation (21 CFR Part 801 and additionally 809.10 for in vitro diagnostic devices), please contact the Office of Compliance at (301) 594-4692. Additionally, for questions on the promotion and advertising of your device, please contact the Office of Compliance at (301) 594-4639. Also, please note the regulation entitled, "Misbranding by reference to
premarket notification" (21 CFR 807.97). Other general information on your responsibilities under the Act may be obtained from the Division of Small Manufacturers Assistance at its toll-free number (800) 638-2041 or (301) 443-6597 or at its internet address "http://www.fda.gov/cdrh/dsmamain.html".
Sincerely yours
Timothy A. Ulatowski
Directbr Division of Dental, Infection Control, and General Hospital Devices Office of Device Evaluation Center for Devices and Radiological Health
Enclosure
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# ાં ર
#### STATEMENT OF INDICATIONS FOR USE lll.
Device Name:
Pentamix® 2
Indications for use:
Automatic mixing, dosing and dispensing system for ESPE's PENTA impression and bite registration materials:
- IMPREGUM® PENTA .
- Permadyne® Penta H .
- Permadyne® Penta L .
- Ramitec® Penta .
- DIMENSION® PENTA H .
- DIMENSION® PENTA H QUICK .
- DIMENSION® PENTA L .
- POSITION® PENTA .
- Position® Penta Quick .
Susan Range
(Division Sign-Off) Division of Dental, Infection Control, and General Hospital I 510(k) Number
Image /page/5/Picture/17 description: The image shows the text "510(k) PENTAMIX® 2" in a bold, sans-serif font. Below this text is a logo that includes a stylized image of a plant or tree within a square border. To the right of the logo, the word "ESPE" is printed in a large, bold font, completing the visual elements of the image.
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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.