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Searching: dentistry





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Patent # Description
US-5,139,421 Mirror light
The present invention consists of a mirror to be used in combination with a light source. Light is transmitted from the light source through the body of a light...
US-5,139,188 Dental dispenser for light curable substances
A dispenser for maintaining light sensitive substances utilized in the practice of dentistry shielded from light and providing easy and convenient access by the...
US-5,135,393 Process and apparatus for producing fabricated parts in dentistry
The apparatus has a copying mechanism (1), which is mounted in a support fork (2) and comprises a feeler (17) and a toolholder (20). The copying mechanism (1) is...
US-5,133,661 Dentistry handpiece able to receive one of a number of vibrating instruments
A dental handpiece which can receive one of a number of vibrating instruments for applications in endodontics or periodontal treatment includes an elongate...
US-5,129,823 Driver tool and method for implant dentistry
A tool for the installation of an abutment or screw in implant dentistry has a knob manually rotatable externally of a patient's mouth on one end of an arm and a...
US-5,127,411 Oral appliance for removing aerosols produced during dentistry
An apparatus to aid in isolating a medical practitioner from infectious materials found in a patient. The apparatus includes a collector for providing a vacuum...
US-5,125,833 Prosthetic positioning device for dentistry
The invention relates to a prosthetic positioning device for making removable portions of prosthetic prints and for producing them by single phase casting. The...
US-5,120,221 Dental clamp for use in implant restorative dentistry
This dental clamp is for gripping a cylindrical abutment that is (i) mounted on an endosseus-type fixture that is implanted into a host jawbone and (ii) is...
US-5,112,227 Material holding apparatus with integrated finger mount
A materials holding apparatus consisting of a receptacle, flange and mount for use in the practice of dentistry capable of bringing the necessary implements to...
US-5,110,513 Process for producing an article made of resin by photopolymerization and applications of this process
The part (3) is made, in a non-polymerized form, by juxtaposition of a major volume (4) at least equal to 80% of the total volume of the part (3) and of a...
US-5,090,906 Push-button control device for a dental instrument
The cutting shank of an instrument to be received in the head of a contra-angle of a dentistry handpiece is clamped in position with a pushed-button control...
US-5,078,601 Device and process for dentistry hand or angle pieces
Atomizing process and device for dentistry handpieces or angle pieces, characterized in that it involves generating, in the region of the receptacle of the tool...
US-5,076,844 Perfluoroalkyl group-containing (meth-)acrylate esters, their synthesis and use in dental technology
Macromonomeric (meth-)acrylate esters, having fluoroalkyl groups are disclosed. The esters have the general formula ##STR1## wherein R.sup.1 is the same or...
US-5,057,283 Automatic apparatus for cleaning dentistry hand-pieces or turbines
Automatic apparatus for cleaning dental handpieces and turbines is in the form of a housing having a compartment with hinged door. Standard motor noses project...
US-5,057,014 Articulator for dentistry
An articulator for dentistry comprises a base plate, an extension plate arranged at a distance from the base plate, a frame including two parallel columns and a...
US-5,055,497 Curable resinous composition
Curable resinous compositions which comprise (a) a metal element-containing inorganic filler which has been treated with an oxo acid of pentavalent phosphorus or...
US-5,044,008 Dental film cartridge cushion
A cushion for dental film cartridges and a method for forming the same are disclosed. The cushion comprises first and second layers of foam or a like material...
US-5,020,160 Protective disposable hand covering
A protective, disposable hand covering or mitt is provided having a tear line along at least a portion of the body thereof to provide controlled tearing and...
US-5,017,136 Apparatus with modular operative blocks for dentistry
The modular dentistry apparatus comprises a plurality of modular operative blocks which each bear a respective instrument and have electric connection means and...
US-5,002,486 Control device for suction systems used in dentistry
The device forms part of an automatic control facility by which the water-primed oral suction pump in dental surgery equipment is protected from the effects of...
US-4,991,759 Dental dispenser for light curable substances
A dispenser for maintaining light sensitive substances utilized in the practice of dentistry shielded from light and providing easy and convenient access by the...
US-4,968,252 Support for dental instrument
An apparatus for dentistry which includes an information system having a program for generating data in a sequential manner, a handle device, and an information...
US-4,964,911 Adhesive bonding of acrylic resins, especially in dentistry
A bonding adhesive for dentistry and a method for preparing the surface of dentin, enamel, or other natural or industrial substrates containing or capable of...
US-4,962,909 Mold for dentistry
A casting mold for the production of muffles which serve for the conversion of wax models to metal, with the casting mold having a funnel shaper (1) which...
US-4,948,368 Mixing device for use in dentistry
A mixing device for molding compositions for use in dentistry has a housing into which and from which a trough plate and the underlying tray can be displaced...
US-4,929,420 Alloy useful particularly in dentistry
The invention provides an alloy useful particularly in dentistry. The alloy of the invention in its broadest aspect contains from about 0.05 to about 8% by weight of...
US-4,915,627 Matrix clamp for dentistry
A matrix clamp for dentistry comprises a frame, a threaded rod screwingly displaceable in the frame and having a front end and a rear end, a coulisse block...
US-4,915,233 Dental anesthesia organizer
An organizer, particulary useful in a dental clinic practicing operative dentistry, comprises a portable tray having compartments defined thereon to retain at...
US-4,909,985 Tarnish-resistant precious-metal alloys for dentistry
Economical, tarnish-resistant precious-metal alloys for dentistry consisting essentially of 36 to 39% silver, 28 to 32.5% gold, 17 to 19.5% palladium, 0 to 0.1%...
US-4,902,228 (Meth)-acrylic acid derivatives of triisocyanates in dentistry
The new (meth)-acrylic acid derivatives of triisocyanates can be prepared by reacting appropriate triisocyanates with hydroxyalkyl (meth)-acrylates. The...
US-4,872,936 Polymerizable cement mixtures
The invention concerns polymerizable cement mixtures containing (a) polymerizable unsaturated monomers and/or oligomers and/or prepolymers containing acid groups...
US-4,868,325 (Meth)-acrylic acid derivatives of triisocyanates in dentistry
The new (meth)-acrylic acid derivatives of triisocyanates can be prepared by reacting appropriate triisocyanates with hydroxyalkyl (meth)-acrylates. The...
US-4,859,180 Self-drying cheek retracting mirror
Dental mirrors are described that by virtue of their design and configuration are self-drying and have the capability of retracting the cheek away from the teeth...
US-4,840,566 Device for maintaining a boring tool in a vibratory dental instrument
A tool holder is furnished for fastening a dentistry-type tool to be subjected to vibrations. A core is attached to a generator of vibrations and includes a...
US-4,828,113 Dental treatment kit
Portable kits for the treatment of dental problems by persons untrained in dentistry have the instruments, medicaments and other articles required to treat...
US-4,826,893 Dental resin composition
A dental resin composition comprising (a) a siloxane polymer obtained by polymerizing an oligomer comprising (I) a silane compound containing therein an...
US-4,812,288 Non precious nickel based chromium containing alloy for dental prostheses
A Ni-Cr based alloy not containing precious metals has been developed for prosthetic dentistry uses. The alloy is characterized by high hardness, good...
US-4,806,381 Polymerizable compounds containing acid and acid derivatives, mixtures containing the same, and use thereof
Oligomeric or prepolymeric organic compounds that contain both polymerizable unsaturated groups and acid radicals, their salts, or their reactive-derivative...
US-4,802,950 Enamel-bonding etchant and procedure
A gel-etchant for resin bonding in dentistry includes phosphoric acid, fumed silica, and silicon carbide particles. The silicon carbide adds an abrasive to the...
US-4,794,046 Implant material with continuous and two-dimensional pores and process for producing the same
Disclosed herein are a highly strong implant material having continuous passages in the two-dimensional direction, which is a ceramic material of hydroxyapatite...
US-4,780,083 Compound and dental applicator for enamel removal
This invention relates to dentistry, and more particularly to cosmetic dentistry, where for aesthetic objectives it is desirable to remove a small amount of the...
US-4,773,933 Zinc oxide eugenol cement compositions for dental purposes
A dental zinc oxide eugenol cement composition which is used in dentistry as the temporary sealing material having a anodyne, sedative and antiphlogistic effect...
US-4,772,325 Fluorine-containing dental materials
This invention relates to a fluorine-containing dental composition. The composition is particularly adapted for use in the field of dentistry as a composite...
US-4,771,112 Compounds that consist of aldehyde, epoxide, isocyanate, or halotriazine groups, of polymerizable groups, and...
Oligomeric and prepolymeric organic compounds with aldehyde, epoxide, isocyanate, or halotriazine groups and polymerizable groups. Compounds of this type and...
US-4,768,953 Golden link caliper instrument
An instrument particularly adapted for use in dentistry but capable of a wide variety of other applications and including a divider-caliper type instrument...
US-4,747,824 Hypodermic anesthetic injection method
A method and apparatus for effecting painless hypodermic needle administration of liquid anesthetics particularly in dentistry in which the needle is carried on...
US-4,746,294 Cylindrical threaded pin for dental prosthesis implantations
A threaded pin for implantation use in dentistry, comprising a cylindrical stem with an external thread near one end, a head for application of a tool at the...
US-4,723,825 Optical wave guide for irradiation in dentistry
An optical wave guide used for irradiation purposes in the dental field comprises a portion (10) tapering from a mean diameter at a radiation-entrance end (13)...
US-4,722,566 Reclining chair frame with adjustable seat and back-rest, in particular for use in dentistry
The reclining chair frame disclosed is for use principally in dentistry, and has an adjustable seat and back-rest, the seat connecting with the base at one side,...
US-4,716,296 Apparatus for curing dental restorative composites
An apparatus for applying light in selective frequency ranges to organic composite materials used in restorative dentistry for optimum curing of the composite...
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