Laser-assisted Bleaching/Whitening of the teeth, Curing of all light sensitive bonding materials, (i.e., pit and fissure sealants, composite restorations, endodontic composite cores, composite cements for porcelain facings and inlays, periodontal splint material, and prosthetic reline and repair material). Also, Illumination purposes for the adjunctive use in caries detection and endodontic orifice location.
Device Story
Argon Ion laser system for dental applications; delivers selectable blue or green wavelengths via FiberFlex™ fibers (200-600 microns) and specialized cannulas. Used by dental professionals in clinical settings. Primary energy source is Argon Ion laser head; aiming beam provided by 630-680nm red diode. System features adjustable power (up to 10W), pulse rates, and timing intervals. Clinician operates device to perform bleaching, curing of bonding materials, or illumination for diagnostic visualization (caries/orifice location). Safety features include interlock systems and constant monitoring of displays. Device provides therapeutic/diagnostic light energy to target dental tissues/materials, facilitating restorative and cosmetic procedures.
Clinical Evidence
No clinical data provided; substantial equivalence based on technological characteristics and design comparisons to predicate devices.
Technological Characteristics
Argon Ion laser system; selectable green (treatment) and blue (curing) wavelengths. Aiming beam: 630-680nm red diode. Delivery via FiberFlex™ fibers (200, 300, 400, 600 microns) and dental cannulas. Features include adjustable power (up to 10W), pulse duration, and interval timing. Safety systems include interlocks and display monitoring.
Indications for Use
Indicated for dental patients requiring laser-assisted tooth bleaching/whitening, curing of light-sensitive dental bonding materials (sealants, composites, cements, splinting, and prosthetic repair materials), and illumination for caries detection and endodontic orifice location.
Regulatory Classification
Identification
(1) A carbon dioxide laser for use in general surgery and in dermatology is a laser device intended to cut, destroy, or remove tissue by light energy emitted by carbon dioxide.(2) An argon laser for use in dermatology is a laser device intended to destroy or coagulate tissue by light energy emitted by argon.
Predicate Devices
Arago II, Argon Laser (Premier Laser Systems)
Elite Family of Lasers, KTP Green (FISMA Inc.)
Submission Summary (Full Text)
{0}------------------------------------------------
JUL 20 1999
K991464
## FISMA INC., 3959 West 1820 South Salt Lake City, Utah 84104 (801) 972-0500 (801) 972-4884 (fax) Tracy S. Best, Regulatory Manager Preparation Date: April 26, 1999
#### Summary of Safety and Effectiveness for the:
Dental 200, Dental 300, Dental 400 Trade Name: Argon Laser System Common Name: Laser, Instrument, Surgical, Powered - 79 GEX Classification Name:
### Legally Marketed Predicate Devices for Substantial Equivalence:
* Arago II, Argon Laser by: Premier Laser Systems
* Elite Family of Lasers, KTP Green by: FISMA Inc.
Rationale for SE: The Dental 200, 300, & 400 Lasers and Delivery Devices share similar indications for use, and similar design features including; wavelengths, beam integrity, and cooling type. Control systems such as interlock devices. (safety systems) and displays are constantly monitored for user intervention. Functional features such as; delivery power, pulse rates, energy type, and spot sizes are also similar. See Attachment "A" Comparison Chart of Equivalence.
### Description of Submitted Device:
The Dental 200, 300, & 400 Laser Systems are an instrument used in the application of Dentistry. With a level of output power of up to 10.0 Watts on some models, and the selectable blue or green wavelengths, additional indications for use are warranted. The use of these dental laser devices are supported by a line of FiberFlex™ Fibers in sizes of; 200, 300, 400, & 600 microns. Cannulas specifically designed for use in Dentistry and as companion to the bare fibers.
### Intended Use the Dental Lasers:
Laser-assisted Bleaching/Whitening of the teeth, Curing of all light sensitive bonding materials, (i.e., pit and fissure sealants, composite restorations, endodontic composite cores, composite cements for porcelain facings and inlays, periodontal splint material, and prosthetic reline and repair material). Also, Illumination purposes for the adjunctive use in caries detection and endodontic orifice location.
{1}------------------------------------------------
#### Technological Characteristics and Substantial Equivalence:
The Dental 200, 300, & 400 primary energy output source is an Argon Ion laser head for delivery to the patient. The selectable laser wavelength colors of green (treat) and blue (cure). Refer to the of Substantial Equivalence showing the individual system settings for these three lasers. This system has similar timing features for interval, and duration. The Aiming Beam is a visible Red Diode @ 630-680nm.
The Arago II Laser (Premier Laser Systems) uses identical wavelengths as the primary source of energy for delivery to the patient. The Arago II Laser System delivers similar power, spot sizes and pulses of equivalent duration. Indications for use are equivalent. The Aiming Beam is also a visible Red Diode.
The Elite Family Lasers are a diode-pumped system which delivers 532 nm laser light. These use a diode as the primary source of energy which is then converted to visible green 532 nm for delivery to the patient and treatment. The system delivers similar average power, durations and intervals. Although the wavelength is different, the final treatment results to the patient is identical. The Aiming Beam is a visible Red Diode @630-680nm.
#### Conclusion:
The Dental Laser Systems are substantially equivalent to other existing surgical laser systems in commercial distribution. Therefore a finding of substantial equivalence is requested for this submission.
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Image /page/2/Picture/1 description: The image shows the logo for the U.S. Department of Health & Human Services. The logo consists of a circular seal with the text "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 20 1999
Mr. Tracy S. Best Regulatory Manager FISMA, Inc. 3959 West 1820 South Salt Lake City, Utah 84104
K991464 Re:
> Trade Name: Dental 200, Dental 300, Dental 400 Regulatory Class: GEX Product Code: II Dated: April 26, 1999 Received: April 27, 1999
Dear Mr. Best:
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 Regulations, Title 21, Parts 800 to 895. A substantially equivalent determination assumes compliance with the current Good Manufacturing Practice requirement, as set forth in the Quality System Regulation (QS) for Medical Devices: General regulation (21 CFR Part 820) and that, through periodic (QS) 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. Please note: this response to your premarket notification 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.
{3}------------------------------------------------
Page 2 - Mr. Tracy S. Best
This letter will allow you to begin marketing your device as described in your 510(k) premarket notification. The FDA finding 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 regulation (21 CFR Part 801 and additionally 809.10 for in vitro diagnostic devices), please contact the Office of Compliance at (301) 594-4595. 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,
Celia M. Witten, Ph.D., M.D.
Celia M. Witten, Ph.D., M.D. Director Division of General and Restorative Devices Office of Device Evaluation Center for Devices and Radiological Health
Enclosure
{4}------------------------------------------------
| 510(k) Number (if known): | K991464 |
|---------------------------|---------|
|---------------------------|---------|
Device Name: Dental 200, Dental 300, Dental 400
Indications For Use:
โ Laser-assisted Bleaching/Whitening of the teeth.
- V Illumination purposes for the adjunctive use in caries detection and endodontic orifice location.
- V Curing of all light sensitive bonding materials including: Pit and fissure sealants, composite restorations, endodontic composite cores, composite cements for porcelain facings and inlays, periodontal splint material, and prosthetic reline and repair material.
# (PLEASE DO NOT WRITE BELOW THIS LINE - CONTINUE ON ANOTHER PAGE IF NEEDED) Concurrence of CDRH, Office of Device Evaluation (ODE)
Sign-Off)
meral Restorative Devices K991464
on, Number
Prescription Use
(Per 21 CFR 801.109)
OR
Over-The-Counter Use .
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Learn the FDA Browser
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.