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Dentin patents

      

This page is updated frequently with new Dentin-related patent applications.




 Apparatus and methods for treating root canals of teeth patent thumbnailApparatus and methods for treating root canals of teeth
Apparatus and methods for endodontic treatment of teeth provide effective cleaning of organic material (such as pulp and diseased tissue) from the root canal system. In an embodiment, a compressor system generates high pressure liquid (e.g., water) that flows through an orifice to produce a high-velocity collimated jet of liquid.
Sonendo, Inc.


 Stabilized stannous compositions patent thumbnailStabilized stannous compositions
The present invention relates to improved complexes of amorphous calcium phosphate and/or amorphous calcium fluoride phosphate stabilised by phosphopeptides/phosphoproteins by addition of stannous ions. These complexes have anticariogenic properties useful to protect tooth structures as they remineralize (repair) early stages of dental caries and have other dental/medical applications (including anti-calculus, anti-erosion/corrosion and anti-dentinal hypersensitivity).
The University Of Melbourne


 Decalcification solution with preservation of rna patent thumbnailDecalcification solution with preservation of rna
The present invention is directed to methods of decalcification and tissue sample preparation that allows for the reproducible quantitative analysis of gene expression in hard tissue samples like bone, mineralizing cartilage and tendon, dentin, cementum and/or enamel that are too hard to section effectively using conventional means.. .
The University Of Akron


 Method and  residual stress measurement through indentation with in-situ generated reference patent thumbnailMethod and residual stress measurement through indentation with in-situ generated reference
Methods and apparatuses for measurement of residual stresses are provided. For example, a method includes indenting a first portion of a sample having residual stress and generating a residual stress reference zone at a second portion of the sample.
Exponential Business And Technologies Company


 Dental anti-hypersensitivity composition and method patent thumbnailDental anti-hypersensitivity composition and method
The present invention relates to compositions and methods for calcifying dental tissue, e.g., preventing or treating dental hypersensitivity. An oral composition of arginine bicarbonate and calcium carbonate promotes the formation of dentinal tubule plugs aided by combining calcium and phosphate in the fluid.
The Research Foundation For The State University Of New York


 Valve actuating device and  making same patent thumbnailValve actuating device and making same
Tools and methods for indenting and assembling a switching rocker arm assembly having an inner arm, an outer arm and a latch. The tools and methods are directed to eliminating requirements for matched sets of components of rocker arm assemblies so that the assembled indented parts have desired latch lash tolerances.
Eaton Corporation


 Regimen for controlling or reducing dentine hypersensitivity patent thumbnailRegimen for controlling or reducing dentine hypersensitivity
The present invention provides a method of treating a tooth surface to control or reduce dentine hypersensitivity, comprising the steps: (a) contacting the tooth surface with a first composition comprising an organophosphate; and thereafter (b) contacting the tooth surface with a second composition comprising a water-insoluble calcium phosphate.. .
The Procter & Gamble Company


 Pulp chamber leak test patent thumbnailPulp chamber leak test
A method of testing for leakage of a pulp chamber in a modified extracted tooth is provided, wherein the modified extracted tooth comprises enamel, dentine and a pulp chamber. The method comprises: (a) providing an extracted tooth which has been modified by removal of roots and dental pulp so as to create a pulp chamber, the pulp chamber having an opening at one end thereof, which opening is defined by a rim; (b) attaching a first end of a first tube to the rim of the pulp chamber so as to provide an air-tight seal between the first tube and the rim; (c) placing the modified extracted tooth into a liquid; (d) supplying a compressed gas into the pulp chamber via the first tube; and (e) determining visually whether or not bubbles of the gas are released into the liquid at the enamel of the tooth..
Colgate-palmolive Company


 Crimp-connection structural body, wire harness,  manufacturing crimp-connection structural body, and device of manufacturing crimp-connection structural body patent thumbnailCrimp-connection structural body, wire harness, manufacturing crimp-connection structural body, and device of manufacturing crimp-connection structural body
A crimp-connection structural body, a wire harness, a method of manufacturing a crimp-connection structural body, and a manufacturing device are provided. The crimp-connection structural body includes an insulated wire formed by covering a conductor by an insulating cover, and a crimp terminal having a crimp section allowing connection by crimp of a conductor exposed portion formed by exposing the conductor.
Toyota Jidosha Kabushiki Kaisha


 Tooth anatomy model and demonstration method patent thumbnailTooth anatomy model and demonstration method
The present application provides a tooth anatomy model comprising: a first layer representing tooth dentin, said first layer being made of a first material; and a sensor system associated with a surface of the first layer, which system is adapted to sense at least one of temperature and air pressure. The present application also provides a method of demonstrating tooth hypersensitivity using a tooth anatomy model..
Colgate-palmolive Company


Dental adhesive kit

The present invention provides a dental adhesive kit including a bonding material that has a good state stability, that has a good balance between photocurability for led light irradiation and stability to ambient light, and that is capable of exhibiting high bond strengths to both enamel and dentin with small variability even when subjected to photocuring with a high-power led irradiation device. The present invention relates to a dental adhesive kit including a primer and a bonding material.
Kuraray Noritake Dental Inc.

Image processing of dentin tubules

Provided herein is a method of quantifying dentin tubules in a dentin surface. Also provided are uses of the method and a computer program which performs the method..
Colgate-palmolive Company

Dentifrice composition comprising sintered hydroxyapatite

A dentifrice composition comprising a sintered hydroxyapatite abrasive agent providing good cleaning and whitening of the tooth surface, with minimal dentine abrasivity.. .
Glaxo Group Limited

One-component-type dentinal tubule sealant

A dentinal tubule sealant including apatite particles (a) having an average particle diameter of 500 nm or less, a filler (b) having an average particle diameter of 1 to 10 μm, and a dispersant (c), wherein the weight ratio (a/b) of the apatite particles (a) to the filler (b) is 0.05 to 15, the dentinal tubule sealant contains 15 to 95 parts by weight of the dispersant (c) relative to 100 parts by weight in total of the apatite particles (a) and the filler (b), and the total amount of the apatite particles (a), the filler (b), and the dispersant (c) is 85 parts by weight or more relative to 100 parts by weight of the dentinal tubule sealant. There is thereby provided a dentinal tubule sealant excelling in dentinal tubule sealability immediately after treatment, durability of dentinal tubule sealing, ease of operation, and storage stability..
Kuraray Noritake Dental Inc.

Blank for the production of a tooth prosthesis

A blank, in particular a dental blank, for the production of a tooth prosthesis, comprising a bed of a first material, and at least one core region which is embedded in the bed and which is of a different color from the bed and comprises a second material, wherein the core region has a surface directed in the direction of the bed, and a boundary layer delimiting the bed relative to the surface of the core region, that is directed in the direction of the bed, wherein the boundary layer simulates a dentine boundary between a dental enamel and a dentine, wherein the blank has at least two separate core regions with separate surfaces directed in the direction of the bed.. .

Method and assessing treatment effectiveness of tooth sensitivity with an oral care product

An apparatus (40) for assessing treatment effectiveness of tooth sensitivity with an oral care product comprising a tooth shaped member (50) comprises an outer layer (60) simulating an enamel, wherein the outer layer (60) at least partially covers an exterior surface of an inner layer (70) simulating a pulp, and a liquid sensor (80) contained either between the outer layer (60) and inner layer (70), or within the inner layer (70); and a plurality of holes (90), simulating open dentin tubules, configured through the outer layer (60) to the inner layer (70), and in fluid communication with the liquid sensor (80); wherein the liquid sensor (80) is configured to sense liquid passing through at least one of the plurality of holes (90) as simulating the treatment effectiveness of tooth sensitivity of the oral care product.. .
The Procter & Gamble Company

Oral care composition

Disclosed are oral care compositions, for example dentifrice compositions, comprising an orally acceptable vehicle, metal oxide particles having an average particle size of no greater than a dentin tubule and a polymeric adherent material for adhering the metal oxide particles in the dentin tubule. The metal oxide particles have a median particle size of 5 microns or less, and may comprise zinc oxide..
Colgate-palmolive Company

Dentinal tubule sealing material

The present invention provides a dentinal tubule sealing material excellent in durability of dentinal tubule sealing performance (acid resistance) and also in storage stability. The present invention relates to a dentinal tubule sealing material including tetracalcium phosphate particles (a), calcium hydrogen phosphate particles (b), calcium carbonate particles (c), and a non-aqueous dispersant (d), the dentinal tubule sealing material including 5 to 75 parts by weight of the tetracalcium phosphate particles (a), 10 to 70 parts by weight of the calcium hydrogen phosphate particles (b), and 2 to 50 parts by weight of the calcium carbonate particles (c) per 100 parts by weight of the total of the tetracalcium phosphate particles (a), the calcium hydrogen phosphate particles (b), and the calcium carbonate particles (c)..
Kuraray Noritake Dental Inc.

Matrix for dental tissue regeneration

The present invention relates to a biomimetic matrix for providing structural support and scaffolding that allows for regeneration of dentin, pulp, and periodontal tissues. A method of making the biomimetic matrix provides the ability to select both a size of a pore or tubule formed in the biomimetic matrix and a density of pores or tubules disposed throughout the biomimetic matrix.

Methods and devices for treating root canals of teeth

The present invention relates to methods and devices for treating root canals of teeth. The method removes pulp tissue from a pulp cavity of a tooth by creating an endodontic access cavity in the tooth with only partial deroofing of a pulp chamber of the pulp cavity; and removing pulp tissue that remains in coronal areas and pericervical dentin of the tooth, without removal of neighboring hard tissue.

Method, systems and kit for forensic identification, post mortem interval estimation and cause of death determination by recovery of dental tissue in physiological conditions

The present invention is related to a method for obtaining dental pulp and root cement in the forensic dentistry field, wherein the method comprises the steps of: (a) obtaining a tooth; (b) taking a digital radiography to the tooth; (c) external rehydrating of the tooth; (d) perforating the rehydrated tooth; (e) internal rehydrating of dentin pulp complex (f) obtaining rehydrated root cement; (g) obtaining rehydrated dental pulp content with a low speed rotation tool; and (h) storing, preservation, processing and/or analyses of the rehydrated dental pulp content and rehydrated root cement, and the use of this method and kits thereof for forensic identification, estimation of post mortem interval (early and late) and determination of possible causes of death.. .
Universidad De Los Andes

Exosomes for orofacial diagnostics and therapeutics

Provided are methods of treating a subject with a composition comprising an exosome or a polypeptide, rna, or mirna contained therein or identified or isolated therefrom. Also provided are methods of promoting dentinogenesis, amelogenesis, or osteogenesis.
The Trustees Of Columbia University In The City Of New York

Multicomponent oral care composition

The present invention relates to a multicomponent oral health care composition, comprising a source of a fluoride ion, a source of a calcium ion, a source of a phosphate ion, and stabilised chlorine dioxide, that can be used as a toothpaste, oral spray or a mouth wash/oral rinse formulation. The different components in the composition act synergistically together to clean the teeth and mucous membranes of an oral cavity of a subject, perfuming them or protecting them in order to keep them in good condition, change their appearance or correct unpleasant odours.
Periproducts Ltd

Oral care compositions for treatment of sensitive teeth

The present invention provides oral care compositions for treating tooth sensitivity. The composition comprises a synergistic mixture containing a copolymer having at least one repeating unit of alkyl vinyl ether functionality and a monomer having at least one repeating unit of ethylenically unsaturated dicarboxylic acid or anhydride functionality present in an amount of about 0.1 to about 50% (w/w) of the total mixture; and a homo polymer having repeating unit of alkyl vinyl ether functionality present in an amount of about 0.1 to about 50% (w/w) of the total mixture.
Isp Investments Inc.

Lid with a date display

A lid includes a cover plate and at least one date display device. The cover plate includes at least one mounting area having a plurality of through holes.
Free-free Industrial Corp.

Synthetic dry adhesives

A method of forming synthetic dry adhesives is provided that includes using a combined wedge indenting and orthogonal machining process to form tapered mold cavities in a mold, filling the tapered mold cavities with an elastomeric adhesive, curing the elastomeric adhesive in the tapered mold cavities, and removing the elastomeric adhesive from the mold, where a plurality of tapered lamellar ridges extend from a surface of the elastomeric adhesive.. .
The Board Of Trustees Of The Leland Stanford Junior University

Theobromine compositions useful for increasing fetal weight gain and enhancing bone properties

Compositions and methods for culturing cells with theobromine are provided, as well as cells derived thereby. Theobromine compositions for enhancing bone formation, increasing bone density, increasing interconnections of internal bone, increasing bone mass, treating cartilage and/or bone defects, increasing fetal birth weight, preventing tooth decay, remineralizing a tooth surface, treating dentine hypersensitivity, and application to a bone site to promote new bone growth at the site are also provided..
Theocorp Holding Company, Llc

Group iii nitride semiconductor light-emitting device and production method therefor

The group iii nitride semiconductor light-emitting device has an insulating multilayer film intervening between a second semiconductor layer and a transparent electrode. The insulating multilayer film serves as a distributed bragg reflector and is formed in a region including a projection area obtained by projecting a p-electrode to the p-type contact layer.
Toyoda Gosei Co., Ltd.

System and acoustical endodontics

System and method for non-invasive sonication, through at least one of enamel and dentin, of a root-canal system of a target tooth with an externally delivered ultrasound beam, to disinfect the root-canal system while blocking a nerve associated with the tooth and removing a need for radiography to confirm the results of endodontics. The tooth does not have a physical access opening to the root canal system.
Newport Endodontics, P.c.

Method of treatment for pulpitis and/or enhancement for dentinogenesis

A method of treatment for pulpitis and/or enhancement for dentinogenesis, includes using dental materials that include at least one of a protein having matrix metalloprotease 3 activities or matrix metalloprotease 3 precursor protein as an active ingredient. The dental materials can also contain a carrier having biocompatibility, and can contain at least one cell type among pulp cells, pulp stem cells, pulp progenitor cells, odontoblasts or cells that can differentiate into odontoblasts..
National Center For Geriatrics And Gerontology

Postnatal stem cells and uses thereof

The invention generally relates to postnatal dental stem cells and methods for their use. More specifically, the invention relates in one aspect to postnatal dental pulp stem cells, use of the cells to generate dentin, and differentiation of the cells.
The United States Of America, As Represented By The Secretary, Department Of Health And Human Serv

Dental filing and restorative material kit

Provided is a dental filling and restorative material kit, including: a polymerizable composition (a) for a dentin restorative material for restoring a dentin portion; and a polymerizable composition (b) for an enamel restorative material to be layered on the dentin restorative material, in which the polymerizable composition (a) for a dentin restorative material and the polymerizable composition (b) for an enamel restorative material have different color tones, and in which a difference (nda-ndb) between a refractive index nda of a polymer of a polymerizable monomer (a) in the polymerizable composition (a) for a dentin restorative material and a refractive index ndb of a polymer of a polymerizable monomer (b) in the polymerizable composition (b) for an enamel restorative material is 0.005 or more.. .
Tokuyama Dental Corporation

Oral care compositions

Described herein are oral care compositions comprising an effective amount of aluminum chlorohydrate suspended in a carrier for preventing, reducing or inhibiting dentinal hypersensitivity, the aluminum chlorohydrate exhibiting a sec chromatogram having a sec peak 4 to peak 3 intensity ratio of at least 7 and a peak 4 intensity greater than a peak 5 intensity; and methods of using the same.. .
Colgate-palmolive Company

Catalyst having a three-dimensional dent structure in the form of a hexagon

A catalyst includes a gas-permeable textile sheet material made of noble-metal-containing wire having a three-dimensional secondary structure produced thereon. The secondary structure is a three-dimensional dent structure including dents arranged adjacent to each other in rows in two spatial directions.
Heraeus Deutschland Gmbh & Co. Kg

Apparatus and process for killing oral bacteria

The present invention is a system to kill bacteria on surfaces of teeth, gums, cheeks, and the tongue. The present invention is a system of creating and applying heat within the oral cavity to kill bacteria.

Valve actuating device and making same

A method of assembling a switching rocker arm assembly having an inner arm, an outer arm and a latch. The method includes indenting an outer arm surface on the outer arm, the outer arm surface defining an arcuate aperture.
Eaton Corporation

Perivascular mesenchymal precursor cells

Mesenchymal precursors cells have been isolated from perivascular niches from a range of tissues utilizing a perivascular marker. A new mesenchymal precursor cell phenotype is described characterized by the presence of the perivascular marker 3g5, and preferably also alpha smooth muscle actin together with early developmental markers such as muc 18, vcam-1 and stro-1bri.
Angioblast Systems, Inc.

Apparatus and methods for treating root canals of teeth

Apparatus and methods for endodontic treatment of teeth provide effective cleaning of organic material (such as pulp and diseased tissue) from the root canal system. In an embodiment, a compressor system generates high pressure liquid (e.g., water) that flows through an orifice to produce a high-velocity collimated jet of liquid.
Sonendo, Inc.

Method of data acquisition for three-dimensional imaging

Described are embodiments of methods of obtaining three-dimensional (3d) surface data of an object scene such as an intra-oral cavity. For example, measured surfaces may include the enamel surface of teeth, the dentin substructure of teeth, gum tissue and various dental structures.
Dimensional Photonics International, Inc.

Semiconductor laser device and manufacturing method thereof

A method of manufacturing a semiconductor laser device includes the steps of: preparing the semiconductor laser bar body including a top surface, an undersurface, two mutually opposing facets, and two mutually opposing side faces, performing a coating step to form a coating film on the facet, and performing a division step after the coating step. The division step performs scribing on and divides the semiconductor laser bar body.
Mitsubishi Electric Corporation

Tooth scaffolds

Provided is a mammalian tooth-shaped scaffold including a composition that is chemotactic, osteogenic, dentinogenic, amelogenic, or cementogenic. Also provided is a method of replacing a tooth in the mouth of a mammal, where the tooth is absent and a tooth socket is present in the mouth at the position of the absent tooth.
The Trustees Of Columbia University In The City Of New York

Method and device for measuring dentin permeability

A method and device for visually recording hydraulic conductance through a sectioned piece of dentin; and which can be used to measure the effectiveness of treatments to reduce the permeability of dentin.. .
The Procter & Gamble Company

System and fabricating custom medical implant devices

A method for creating tubular inserts is useful for creating custom fitted inserts that correspond to the anatomy of a patient and solve the problem of pressure points, wear of the implant, damage to surrounding tissue, and denting. Surface measurements of the affected portion of a patient's internal cavity are obtained.
3d Systems, Inc.

Detection of carious dentin tissue and removal thereof by means of a dental instrument

The application relates to a method for testing a dental instrument comprising the steps of: a) subjecting healthy dentin tissue free from smear layer(s) to treatment with a dental instrument, thereby yielding treated dentin tissue, b) addition of a composition comprising one or more hydrazine derivative(s) to the treated dentin tissue obtained in step a), c) examining if the treated dentin tissue in step b) is stained by the one or more hydrazine derivative(s), and d) determining whether or not the treated dentin tissue contains a smear layer, wherein said one or more hydrazine derivatives is a compound of formula (i) rnhnh2 wherein r is a chemical group containing a chromophore or forming a chromophore with nhnh2. Further, the application relates to a kit of parts for detection and removal of carious dentin tissue and to a method for detection and removal of carious dentin tissue..
Rls Global Ab

Endodontic applications of tissue liquefaction

During root canal procedures, pulp may be removed from a tooth without disturbing the dentin by directing pulses of a heated liquid onto the pulp at particular temperatures and pressures to liquefy or gellify the pulp. The liquefied or gellified material is then aspirated away using the methods and apparatuses described herein.
Andrew Technologies Llc

System and detecting a problem tooth

A system and method for visualizing a dental image that includes a plurality of high resolution dental data, a plurality of tooth objects, at least one threshold and a processing module is described. The plurality of high resolution dental data that is generated using computed tomography.
Visionary Technologies, Inc.

Heart rate monitoring method and devcie with motion noise signal reduction

A heart rate monitoring method and device to analyze signals in time or frequency domain with motion noise signal reduction comprises at least two leds for providing two different light signals for incidenting into a portion of a human, a photodetector for detecting two reflected and scattered signals reflected and scattered form the human, and a processor for eliminating motion noise signal cause by any motion of the human. The processor may compare the two reflected and scattered signals and execute an independent component analysis to obtain a correct heart rate signal in time domain, and then the processor can calculate the correct heart rate.
Digio2 International Co., Ltd.

Near-infrared lasers for non-invasive monitoring of glucose, ketones, hba1c, and other blood constituents

Non-invasive monitoring of blood constituents such as glucose, ketones, or hemoglobin a1c may be accomplished using near-infrared or short-wave infrared (swir) light sources through absorbance, diffuse reflection, or transmission spectroscopy. As an example, hydro-carbon related substances such as glucose or ketones have distinct spectral features in the swir between approximately 1500 and 2500 nm.
Omni Medsci. Inc.

Tie-down apparatus

In one example, a tie-down apparatus can include a tie-down device and a housing adapted to receive the tie-down device. The tie-down apparatus can be transitionable between a stowed state and a deployed state.

Branding indenter

A heated indenter is provided for indenting a personalized document to create a security impression thereon. The personalized document includes but is not limited to, identification cards, driver's licenses, credit and debit cards, and the like.

Connector assembly

A connector assembly includes a housing (1) in which a wire-side terminal (2) is held, and which is fitted to a mounting hole formed in a casing of a mating device to be connected, and a sealing member (3) which is attached to a groove part (16) formed in an outer peripheral part (11) of the housing thereby to keep an interior of the casing liquid tight. The sealing member (3) includes a convex part (33) formed in a curved part thereof, by protruding in a width direction from its peripheral edge part in a shape of an annularly continued band.



Dentin topics:
  • Phosphoric Acid
  • Hypersensitivity
  • Calcium Phosphate
  • Ultrasonic
  • Ball Bearing
  • Dental Occlusion
  • Hydrophilic Film
  • Hyperesthesia
  • Dispersing Agent
  • Periodontal
  • Cosmetic Dentist
  • Hydroxyapatite
  • Crystallin
  • Cosmetic Dentistry
  • Alkali Metal


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    This listing is a sample listing of patent applications related to Dentin for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Dentin with additional patents listed. Browse our RSS directory or Search for other possible listings.


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