For use as a tooth shade resin material in dental procedures, such as: - Direct anterior and posterior restorations - Cavity lining - Blocking out cavity undercuts before fabricating indirect restorations - Repair of porcelain/composite
Device Story
Estelite Bulk Fill Flow is a low-viscosity, light-cured, radiopaque composite resin for dental restorations. Used by dentists in clinical settings; applied in 4mm increments to tooth cavities. Employs Radical-Amplified Photopolymerization (RAP) initiator technology to enable rapid light-curing while maintaining sufficient working time. Cured using a standard dental light-curing unit (400-500 nm). Output is a hardened, tooth-colored restorative material that replaces or repairs tooth structure. Benefits include reduced procedural time and structural support for restorations.
Clinical Evidence
No clinical data provided. Substantial equivalence is supported by non-clinical bench testing of physical properties (depth of cure, flexural strength, water sorption, solubility, radio-opacity, compressive strength, elastic modulus, surface hardness) conducted in accordance with ISO 4049:2009, and by the established biocompatibility of the device's ingredients.
Technological Characteristics
Low-viscosity, light-cured composite resin. Composition: silica-zirconia filler, composite filler, Bis-GMA, TEGDMA, Bis-MPEPP, and RAP photo-polymerization initiator. Curing: photo-polymerization via 400-500 nm light source (800 mW/cm2 for 10 seconds). Radiopaque. Non-sterile. Complies with ISO 4049:2009 standards.
Indications for Use
Indicated for use as a tooth shade resin material in dental procedures including direct anterior and posterior restorations, cavity lining, blocking out cavity undercuts before indirect restorations, and repair of porcelain/composite materials.
Regulatory Classification
Identification
Tooth shade resin material is a device composed of materials such as bisphenol-A glycidyl methacrylate (Bis-GMA) intended to restore carious lesions or structural defects in teeth.
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Image /page/0/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" around the perimeter. Inside the circle is a stylized symbol that resembles three human profiles facing right, with flowing lines beneath them.
Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
April 3, 2017
Tokuyama Dental Corporation % Keith Barritt Official Correspondent Fish & Richardson P.c. 1425 K Street, N.W., Suite 1100 Washington, District of Columbia 20005
Re: K161353
Trade/Device Name: Estelite Bulk Fill Flow Regulation Number: 21 CFR 872.3690 Regulation Name: Tooth Shade Resin Material Regulatory Class: Class II Product Code: EBF Dated: March 2, 2017 Received: March 3, 2017
Dear Mr. Keith Barritt:
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. 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 requirements, including, but not limited to: registration and listing (21 CFR Part 807); labeling (21 CFR Part 801); medical device reporting (reporting of medical devicerelated adverse events) (21 CFR 803); good manufacturing practice requirements as set forth in
{1}------------------------------------------------
the quality systems (OS) regulation (21 CFR Part 820); and if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR 1000-1050.
If you desire specific advice for your device on our labeling regulation (21 CFR Part 801), please contact the Division of Industry and Consumer Education at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address
http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm. 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
http://www.fda.gov/MedicalDevices/Safety/ReportaProblem/default.htm for the CDRH's Office of Surveillance and Biometrics/Division of Postmarket Surveillance.
You may obtain other general information on your responsibilities under the Act from the Division of Industry and Consumer Education at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address
http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm.
Sincerely yours,
Susan Runno DDS, MA
Tina Kiang, Ph.D. Acting Director Division of Anesthesiology. General Hospital, Respiratory, Infection Control, and Dental Devices Office of Device Evaluation Center for Devices and Radiological Health
Enclosure
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#### DEPARTMENT OF HEALTH AND HUMAN SERVICES Food and Drug Administration
# Indications for Use
510(k) Number (if known) K161353
Device Name
ESTELITE BULK FILL Flow tooth shade resin
Indications for Use (Describe)
For use as a tooth shade resin material in dental procedures, such as:
- Direct anterior and posterior restorations
- Cavity lining
- Blocking out cavity undercuts before fabricating indirect restorations
- Repair of porcelain/composite
Type of Use (Select one or both, as applicable)
> Prescription Use (Part 21 CFR 801 Subpart D)
Over-The-Counter Use (21 CFR 801 Subpart C)
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# 510(k) Summary Tokuyama Dental Corporation ESTELITE BULK FILL Flow tooth shade resin material
The following information is provided pursuant to 21 CFR 807.92.
# Submitter
## (i) 510(k) Submitter
Tokuyama Dental Corporation 38-9 Taitou 1-chome, Taitou-ku Tokyo 110-0016 Japan Phone: 011-81-3-3835-2261
### (ii) 510(k) Submitter Contact
Keith A. Barritt Fish & Richardson P.C. 1425 K Street, N.W., Suite 1100 Washington, DC 20005 Phone: (202) 783-5070 Facsimile: (202) 783-2331 Email: barritt@fr.com
#### (ii) Preparation Date
October 13, 2016
# Device
Trade or Proprietary Name: Common Name: Classification Name: Class: Product Code:
ESTELITE BULK FILL Flow tooth shade resin material material, tooth shade, resin 2 EBF
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### Predicate Device
For purposes of performance characteristics for obtaining FDA marketing authorization, the ESTELITE BULK FILL Flow device is substantially equivalent to Tokuyama's own primary predicate ESTELITE FLOW QUICK (K#051808), as shown below:
| Device name | ESTELITE BULK FILL Flow | ESTELITE FLOW QUICK |
|----------------------------------|--------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------|
| Sensitivity to ambient light | Upon visual inspection, the material<br>remained physically homogenous (A3) | Upon visual inspection, the material<br>remained physically homogenous (A3) |
| Depth of cure(1) (mm) | 4.0 ± 0.1 (Universal)<br>3.6 ± 0.1 (A3) | 2.0±0.1 (A3) |
| Flexural strength (MPa)(1) | 146 ± 4 (A3) | 152.5 ± 20.2 (A3) |
| Water sorption(1)<br>(µg/mm3) | 22.5 ± 0.5 (A3) | 9.0 ± 0.1 (A3) |
| Solubility(1) (µg/mm3) | 0.6 ± 0.3 (A3) | 0.6 ± 0.2 (A3) |
| Shade(1) | Upon visual inspection, the shade of the set<br>material matched closely that of a shade<br>guide (A3) | Upon visual inspection, the shade of the set<br>material matched closely that of a shade<br>guide (A3) |
| Color stability(1) | Upon visual inspection, no more than a<br>slight change in color was observed (A3) | Upon visual inspection, no more than a<br>slight change in color was observed (A3) |
| Radio-opacity<br>(mm of Al)(1) | 1.7 (A3) | 1.2 (A3) |
| Compressive strength(1)<br>(MPa) | 371 ± 10 (A3) | 375 ± 26 (A3) |
| Elastic modulus(1) (GPa) | 7.5 ± 0.1 (A3) | 8.8 ± 0.4 (A3) |
| Surface hardness(1) (Hy) | 35 (A3) | 44 (A3) |
(1) In these evaluation items, the cured material of each device was used as test specimen. The condition to cure each device was as follows:
| Device | Intensity for curing | Curing time | Wavelength | | Trade name | Manufacturer | ) No. | Classification name | Indications for Use | Subject device | Primary predicate | Reference | Nuance FLOW | Difference |
|-------------------------|----------------------|-------------|------------------------------------------------------------|--|-------------------------|--------------------------------------------------------------------------------|--------------------------------------------------------------------------------|--------------------------------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------|------------|
| ESTELITE BULK FILL Flow | 800 mW/cm2 | 10 sec | Using light-curing unit with a<br>wavelength of 400-500 nm | | ESTELITE BULK FILL Flow | Tokuyama Dental Corporation | (Pending) | Material, Tooth Shade, Resin | For use as a tooth shade resin material in dental procedures, such as:<br>-Direct anterior and posterior restorations.<br>-Cavity lining,<br>-Blocking out cavity undercuts before fabricating indirect restorations<br>-Repair of porcelain/composite materials. | ESTELITE FLOW QUICK | Tokuyama Dental Corporation<br>K051808 | Filtek Bulk Fill Flowable Restorative<br>3M ESPE Dental Products<br>K120453 | Den-Mat Holdings, LLC<br>K143679 | |
| ESTELITE FLOW QUICK | 800 mW/cm2 | 10 sec | Using light-curing unit with a<br>wavelength of 400-500 nm | | | | | | | Material, Tooth Shade, Resin<br>For use as a tooth shade resin material in dental procedures | Material, Tooth Shade, Resin<br>Base under Class I and II direct restorations<br>-Liner under direct restorative materials<br>-Pit and fissure sealant<br>-Restoration of minimally invasive cavity preparations (including small, non stress-bearing occlusal restorations)<br>-Class III and V restorations<br>-Undercut blockout<br>-Repair of small enamel defects<br>-Repair of small defects in esthetic indirect restorations<br>-Repair of resin and acrylic temporary materials<br>-As a core build-up where at least half the coronal tooth structure is remaining to provide structural support for the crown | Material, Tooth Shade, Resin<br>Nuance FLOW is recommended for the following types of applications:<br>1) Direct restorations of anterior or posterior teeth<br>2) Cavity base/liner<br>3) Intraoral repairs of fracture crowns/bridges | Similar<br>The Indications for Use of subject device is within that of the predicate and the reference devices. | |
| | | | | | Principle of Operation | Tooth shade resin material that is cured by photo polymerization. (Light-cure) | Tooth shade resin material that is cured by photo polymerization. (Light-cure) | Tooth shade resin material that is cured by photo polymerization. (Light-cure) | Tooth shade resin material that is cured by photo polymerization. (Light-cure) | Similar | | | | |
Other similar reference devices are ESTELITE FLOW QUICK High Flow (also cleared under K#051808), FILTEK BULK FILL FLOWABLE RESTORATIVE (K#120453), and the nuance FLOW tooth shade resin material (K#143679). As shown above, the K#051808 and K#120453 devices demonstrate that certain characteristics of the subject device that are not included in the ISO 4049:2009 recognized standard but that are included in the FDA's 2005 guidance on Dental Composite Resin Devices are within the norm of similar legally marketed devices. Furthermore, K#120453 is cleared for use as a "liner under direct restorative materials," which is essentially the same as the "cavity liner" indication for Tokuyama's ESTELITE BULK FILL Flow tooth shade resin subject device.
A further chart comparing Tokuyama's ESTELITE BULK FILL Flow tooth shade resin subject device with the ESTELITE FLOW QUICK primary predicate K#051808 and the reference devices K#120453 and K#143679 appears on the following two pages.
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| | | | | Similar | |
|------------------------------|----------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------|
| Aerial | -Silica-zirconia filler<br>-Composite filler<br>-Bis-GMA<br>-TEGDMA<br>-Bis-MPEPP<br>-Photo-polymerization initiator | -Silica zirconia filler<br>-Silica-titania filler<br>-TEGDMA<br>-Bis-MPEPP<br>-UDMA<br>-Photo-polymerization initiator | -Zirconia/silica filler<br>-Ytterbium trifluoride filler<br>-Bis-GMA<br>-UDMA<br>-Bis-EMA(6)<br>-Procrylat<br>-Photo-polymerization initiator | -Silanated barium glass filler<br>-Silanated colloidal silica<br>-Bis-GMA<br>-Photo-polymerization initiator | The subject device contains a filler, methacrylic monomer and photo-polymerization initiator as with the predicate and the reference devices.<br>Similar |
| Physical properties | | | | | |
| Sensitivity to ambient light | Conformed to the requirement of ISO 4049 | | | Conformed to the requirement of ISO 4049 | |
| Depth of cure | Conformed to the requirement of ISO 4049 | | | Conformed to the requirement of ISO 4049 | |
| Diametral tensile strength | Conformed to the requirement of ISO 4049 | | | Conformed to the requirement of ISO 4049 | |
| Water sorption | Conformed to the requirement of ISO 4049 | | | Conformed to the requirement of ISO 4049 | |
| Solubility | Conformed to the requirement of ISO 4049 | | | - | Conformed to the requirement of ISO 4049 |
| Shade | Conformed to the requirement of ISO 4049 | | | Conformed to the requirement of ISO 4049 | |
| Color stability | Conformed to the requirement of ISO 4049 | | | Conformed to the requirement of ISO 4049 | |
| Radio-opacity | Conformed to the requirement of ISO 4049 | | | Conformed to the requirement of ISO 4049 | |
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For purposes of biocompatibility, the ESTELITE BULK FILL Flow device is substantially equivalent to Tokuyama's own TOKUYAMA BOND FORCE (K#070215), ESTELITE FLOW OUICK (K#051808), and ESTELITE COLOR (K#110178), as all ingredients in the ESTELITE BULK FILL Flow device have been cleared for marketing by the FDA for use in these similar devices.
## Device Description
ESTELITE BULK FILL Flow is a low viscosity, light cured radiopaque composite dental tooth shade resin material. This low stress flowable material can be placed in 4 mm increments. The device incorporates Radical-Amplified Photopolymerization (RAP) initiator technology, which facilitates a shortened light curing time and ample working time. The device comes in five shades, namely U (Universal), A1, A2, A3, and B1.
Biocompatibility testing is not required because all the ingredients in the ESTELITE BULK FILL Flow device have already been authorized by the FDA for use in similar devices and Tokuyama Dental Corporation has received almost no complaints of personal adverse effects of any kind (and no serious injury) involving the ingredients used in the ESTELITE BULK FILL Flow device.
The device does not come sterilized and is not intended to be sterilized prior to use.
#### Indications for Use
The ESTELITE BULK FILL Flow device is indicated for use as a tooth shade resin material in dental procedures, such as:
- Direct anterior and posterior restorations
- Cavity lining
- Blocking out cavity undercuts before fabricating indirect restorations
- Repair of porcelain/composite
#### Comparison of Technological Characteristics
The ESTELITE BULK FILL Flow device has the same basic technological characteristics in terms of design, material, and chemical composition as the predicate device identified above, as each device is a tooth shade resin material that is cured by photo polymerization. The ESTELITE BULK FILL Flow device does not have its own energy source.
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For purposes of material and chemical composition, the ESTELITE BULK FILL Flow device has the same basic characteristics as Tokuyama's own Tokuyama's own TOKUYAMA BOND FORCE (K#070215), ESTELITE FLOW QUICK (K#051808), and Estelite Color (K#110178).
## Performance Data Summary
Non-clinical testing of the physical properties of the ESTELITE BULK FILL Flow device was conducted in accordance with ISO 4049:2009. There were no clinical tests performed for the ESTELITE BULK FILL Flow device.
The device does come into direct contact with the patient. All of the ingredients in the ESTELITE BULK FILL Flow device have been authorized by the FDA for use in similar Tokuyama devices. Thus, under Section 6 of ISO 10993-1, no further biocompatibility testing is required.
The ingredients in the ESTELITE BULK FILL Flow device are the same as in three of Tokuvama's own previously authorized devices, namely TOKUYAMA BOND FORCE (K#070215), ESTELITE FLOW QUICK (K#051808), and ESTELITE COLOR (K#110178). These devices have been used for many years without any reportable incidents to local health authorities and for which almost no complaints have been received regarding personal adverse effects of any kind and no serious injuries.
#### Conclusion
Based on the non-clinical testing conducted of the physical properties of the ESTELITE BULK FILL Flow device in comparison to the predicate devices identified above, and on the biocompatibility of authorized devices for the same use with the same ingredients, it is concluded that the ESTELITE BULK FILL Flow device is substantially equivalent to the predicate devices.
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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.
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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.
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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.