A dental anesthetic buffering system using pre-dosed dry buffering material. Liquid dental anesthetic from a standard anesthetic cartridge or carpule is injected into a dry buffering material buffering the anesthetic improving efficacy and comfort. A buffer dosing cartridge or carpule configured to fit within an anesthetic syringe is pre-dosed with a dry buffering material and injected with a liquid anesthetic from a standard anesthetic cartridge or carpule forming a buffered anesthetic cartridge or carpule. The buffered anesthetic cartridge or carpule is placed in an anesthetic syringe used to immediately administer the buffered anesthetic to a patient. Ease-of-use, effectiveness, and comfort to the patient are provided making dentistry easier.
A dental retraction and impression system providing self-retracting and impression taking of a prepared tooth in one step. Paired setting materials simultaneously retract gingiva, widen a sulcus around the tooth, and take an impression of the tooth and margins. A low viscosity setting gingival retracting impression material having an astringent and a high viscosity setting impression material set together. The high viscosity setting impression material is heavy body and has a higher viscosity than the low viscosity setting gingival retracting material so as to force the low viscosity setting gingival retracting impression material into the gingival space or sulcus.
A single dose package having a material chamber frangibly separable from a handle and concentric partial or semi-cylinders holding an applicator. An outer partial cylinder placed over an inner semi-cylinder encloses and holds an applicator. Moving the handle relative to the material chamber separates the handle from the material chamber to access a material contained within the material chamber. Different sizes and shapes of plugs sealing the material chamber selectively adjust the volume of the material chamber.
Simultaneously retracting gingiva and taking an impression around a tooth with two different materials having different setting properties with different viscosities or rigidity. A supportive material having a higher viscosity or rigidity relevant to an impression material is used in combination with a rigid tray to retract gingiva and form an impression of and around a tooth. The timing of the application of pressure to the tray when placed over a tooth containing the two different materials is such that pressure is only applied when the supportive material has a state of cure or setting state with a viscosity or rigidity greater than the state of cure or setting state of the impression material.
A single dose package having a material chamber frangibly separable from a handle and concentric partial or semi-cylinders holding an applicator. An outer partial cylinder placed over an inner semi-cylinder encloses and holds an applicator. Moving the handle relative to the material chamber separates the handle from the material chamber to access a material contained within the material chamber. Different sizes and shaped plugs selectively adjust the volume of the material chamber.
A cartridge having a plunger cylinder with an external diameter smaller than a piston cylinder internal diameter. The cartridge has a plunger cylinder adapted to fit within a breach opening of a syringe. The piston cylinder having a larger internal diameter than the external diameter of the plunger cylinder, the cartridge is capable of holding a larger volume of material in the piston cylinder than could be held in the plunger cylinder fitted within the syringe breach opening. A piston placed in the piston cylinder has a concave surface.
A fastener system is provided that includes a spindle bolt having a threaded section and a tooling interface at a head, a bolt body at least partially mated with the spindle bolt, including an anti-rotation slot and an outer surface, a nut including an interior threaded portion and an anti-rotation extension, and an expandable ring mated with the nut and including a lower clamping surface. In a clamping configuration of the fastener system, the lower clamping surface extends beyond the outer surface of the bolt body, the interior threaded portion of the nut is threadingly engaged with the threaded section of the spindle bolt, and the anti-rotation extension mates with the anti-rotation slot. In an installation configuration of the fastener system, a diameter of the lower clamping surface is less than a diameter of the lower clamping surface in the clamping configuration.
F16B 19/10 - Rivets creuxRivets en plusieurs morceaux fixés par action mécanique
F16B 13/06 - Chevilles ou autres dispositifs fixés à des parois ou autres emplacements par insertion dans des trous préparés à cet effet avec parties s'agrippant dans le trou ou derrière la paroi après insertion et combinées avec un manchon extensible
A single dose material and applicator package that is easily held for removal of a cover and that contains an easily removable applicator. A tray has an applicator well and a material well. Formed in the applicator well is a finger depression adjacent the material well and an applicator support depression adjacent an opposing end of the applicator well. The finger depression permits easy grasping of the tray for removing the cover. The applicator support depression acts as a fulcrum to pivot or lever the applicator out of the tray when a force is applied to one end of the applicator. A material well ramp permits a controlled amount of material to be placed on the applicator brush.
B65D 75/36 - Objets ou matériaux enveloppés entre deux feuilles ou flans opposés à bords réunis, p. ex. par adhésifs à pression, pliage, thermosoudage ou soudage une ou les deux feuilles ou flans étant renfoncés pour épouser la forme du contenu une feuille ou un flan étant renfoncés et l'autre fait d'une feuille plate relativement rigide, p. ex. empaquetage pour ampoules
B65D 75/54 - Cartes, coupons ou autres garnitures ou accessoires
A single dose material and applicator package that is easily held for removal of a cover and that contains an easily removable applicator. A tray has an applicator well and a material well. Formed in the applicator well is a finger depression adjacent the material well and an applicator support depression adjacent an opposing end of the applicator well. The finger depression permits easy grasping of the tray for removing the cover. The applicator support depression acts as a fulcrum to pivot or lever the applicator out of the tray when a force is applied to one end of the applicator. A material well ramp permits a controlled amount of material to be placed on the applicator brush.
B65D 75/36 - Objets ou matériaux enveloppés entre deux feuilles ou flans opposés à bords réunis, p. ex. par adhésifs à pression, pliage, thermosoudage ou soudage une ou les deux feuilles ou flans étant renfoncés pour épouser la forme du contenu une feuille ou un flan étant renfoncés et l'autre fait d'une feuille plate relativement rigide, p. ex. empaquetage pour ampoules
B65D 75/54 - Cartes, coupons ou autres garnitures ou accessoires
A dental retraction and impression system providing self-retracting and impression taking of a prepared tooth in one step. Paired setting materials simultaneously retract gingiva, widen a sulcus around the tooth, and take an impression of the tooth and margins. A low viscosity setting gingival retracting impression material having an astringent and a high viscosity setting impression material set together. The high viscosity setting impression material is heavy body and has a higher viscosity than the low viscosity setting gingival retracting material so as to force the low viscosity setting gingival retracting impression material into the gingival space or sulcus.
A container holding pre-dosed applicators for applying a material. The container holds the pre-dosed applicators upright with the absorbent end of the pre-dosed applicator contacting an absorbent pad on the bottom of the container containing a solution with a desired material to be applied. The absorbent pad holds a predetermined quantity of material for dosing the applicators. The packaging and dosing of the applicators can be performed concurrently facilitating manufacturing and making packaging more efficient and cost effective.
A61J 3/00 - Dispositifs ou procédés spécialement conçus pour donner à des produits pharmaceutiques une forme physique déterminée ou une forme propre à leur administration
A61F 13/40 - Garnitures absorbantes, p. ex. serviettes ou tampons hygiéniques pour application externe ou interne au corpsMoyens pour les maintenir en place ou les fixerApplicateurs de tampons comportant des moyens incorporés pour délivrer une substance au matériau absorbant, p. ex. contenue dans un récipient brisable
A61J 1/14 - Récipients spécialement adaptés à des fins médicales ou pharmaceutiques DétailsAccessoires à cet effet
17.
SINGLE SIDE TEMPORARY FASTENER WITH CONSTANT PRESSURE FEATURE
A single side temporary fastener (SSTF) capable of maintaining a clamping force in a material stack subject to material creep or adjunct extrusion during clamp up processes is disclosed. The SSTF comprise a rotationally constrained but freely translatable collet body that is disposed within an auxiliary structure such as a fastener housing. A fastener comprises the aforementioned collet body, which at least partially translates within the aforementioned auxiliary structure, and further comprises a threaded screw for rotationally engaging with the collet body, which by way of an anti- rotation means associated therewith and with the auxiliary structure, is rotationally constrained but is free to axially translate. Constant clamping pressures are made possible in such embodiments by the inclusion of at least one biasing element between compression force transmitting elements and/or assemblies of the fasteners.
A removable single side fastener with ultra-low stake height grip range is disclosed. The fastener includes a housing body, a threaded screw, a drive nut and a collet body. The housing body has a housing head portion and a shank portion extending from the housing head portion with the shank portion forming at least two longitudinal slots. The threaded screw, disposed within the housing body, has a head portion rotatably confined within the housing head portion. The drive nut is rotationally coupled to the threaded screw and rotationally constrained relative to the housing body. The collet body has a pair of collet body legs converging inwardly. Each collet body leg has a toe which may extends radially outward beyond the longitudinal slots to compress work pieces against the housing head portion for fastening.
F16B 13/08 - Chevilles ou autres dispositifs fixés à des parois ou autres emplacements par insertion dans des trous préparés à cet effet avec parties s'agrippant dans le trou ou derrière la paroi après insertion les parties s'agrippant étant distinctes du dispositif et amenées dans leur position finale sans opération manuelle ultérieure
F16B 13/00 - Chevilles ou autres dispositifs fixés à des parois ou autres emplacements par insertion dans des trous préparés à cet effet
F16B 13/04 - Chevilles ou autres dispositifs fixés à des parois ou autres emplacements par insertion dans des trous préparés à cet effet avec parties s'agrippant dans le trou ou derrière la paroi après insertion
F16B 13/06 - Chevilles ou autres dispositifs fixés à des parois ou autres emplacements par insertion dans des trous préparés à cet effet avec parties s'agrippant dans le trou ou derrière la paroi après insertion et combinées avec un manchon extensible
F16B 19/10 - Rivets creuxRivets en plusieurs morceaux fixés par action mécanique
Expandable collet bodies with sectional finger-based anti-rotation features are disclosed. The collet body comprises not only a plurality of gripping finger as a first part of a two-part anti-rotation means (ARM), but also a first part of a two part translation arresting means (TAM), which may or may not be sectional in nature. The TAM prevents over translation of a collet body within the work piece(s), and cooperates with a second part of the TAM associated with a work piece or an auxiliary structure. In this manner, a collet body inserted into a work piece or auxiliary structure will not accidentally be pushed beyond the blind side of the work piece(s) during insertion or initial clamp-up.
F16B 13/04 - Chevilles ou autres dispositifs fixés à des parois ou autres emplacements par insertion dans des trous préparés à cet effet avec parties s'agrippant dans le trou ou derrière la paroi après insertion
21.
DENTAL COMPOSITION FOR APPLYING A PREDETERMINED DOSE OF AN AGENT TO TEETH
A therapeutic material delivered to a tooth surface in a predetermined dose. The therapeutic material is contained in an emulsion which is contained within a carrier. The carrier maintains contact with the tooth surface permitting the emulsion to deliver the therapeutic material to the tooth surface over a period of time. The therapeutic material may be a tooth whitening agent, such as carbamide peroxide, or a cavity or caries preventing agent, such as sodium fluoride.
A dental retraction and impression system providing self-retracting and impression taking of a prepared tooth in one step. Paired setting materials simultaneously retract gingiva, widen a sulcus around the tooth, and take an impression of the tooth and margins. A low viscosity setting gingival retracting impression material having an astringent and a high viscosity setting impression material set together. The high viscosity setting impression material is heavy body and has a higher viscosity than the low viscosity setting gingival retracting material so as to force the low viscosity setting gingival retracting impression material into the gingival space or sulcus.
A self-heating chemically activated pouch formed to hold a medical or dental device or material prior to use or application. The pouch has a construction to readily receive a dental device or material, such as a tip or syringe containing a dental material or composite, permitting easy activation of an activator or trigger to initiate an exothermic chemical reaction of a heating material to heat the dental device or material. Heating the dental material or composite improves its flowability and properties.
An applicator pad for cleaning and drying a surface prior to applying a material. The applicator pad cleans and dries a tooth prior to application of a wax material. The wax material may comprise a tooth whitening agent or a fluoride material. In one embodiment a plurality of flexible absorbent posts extend above the wax material surface. In another embodiment a grid extends above the wax material surface. In another embodiment two different wax material portions are divided by a fold line. In another embodiment a cleaning and drying portion is placed adjacent the wax material applying portion. Cleaning and drying of the tooth surface prior to the application of the wax material facilitates the adherence of the wax material onto the tooth surface. The applicator pad is particularly beneficial for tooth whitening and maintenance.
A whitening protective coating material applied to whitened or bleached teeth. The whitening protective coating material comprises a malleable material, such as a wax or wax blend, mineral oil, vitamin E, a whitening agent, amorphous calcium phosphate or ACP, and a whitening agent, preferably carbamide peroxide. In one embodiment a material such as sodium hydroxide, sodium percarbonate or sodium perborate is used to create an exothermic reaction enhancing whitening. The whitening protective coating material covers the whitened or bleached tooth surface providing mild whitening and protecting the tooth from staining thereby improving and prolonging the whiteness of the teeth. The whitened or bleached damaged tooth enamel may also be strengthened or repaired.
A protective coating material applied to whitened or bleached teeth. The protective coating material comprises microcrystalline wax, mineral oil, vitamin E, and amorphous calcium phosphate or ACP. The protective coating material covers the whitened or bleached tooth surface protecting it from staining thereby prolonging the whiteness of the teeth. The whitened or bleached damaged tooth enamel may also be strengthened or repaired.
A non-porous dental wedge having a surface coating of a material for aiding a dental procedure. A thin coating of an adhesive and particles having a particle size less than 200 microns is placed on the surface of the non-porous dental wedge. The material is preferable an astringent. The non-porous dental wedge is resistant to compression and the thin surface coating with small material particle size facilitates rapidly disperses the material during a dental procedure.
A61C 7/00 - Orthodontie, c.-à-d. obtention ou maintien de la position désirée des dents, p. ex. par redressage, nivellement, ajustement, séparation, ou par correction des malocclusions
A sheet of material having a central body portion with attached wings capable of folding towards each other on either side. The wings of the bite block fold toward each other along fold lines adjacent the central body portion and provide a structure for biting down upon for propping the mouth of a patient open during a dental procedure. A mirrored surface may be placed on the central body portion for improving visibility in the mouth. In a unilateral bite block embodiment, the unilateral bite block is placed in only one side of the mouth. In another quadrant embodiment a bite extension extends out of an opposing side of the patent's mouth and facilitates holding the patient's mouth open. The bite block may be made inexpensively and is disposable.
A61B 1/24 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour la bouche, c.-à-d. stomatoscopes, p. ex. portant des abaisse-langueInstruments pour ouvrir la bouche ou la maintenir ouverte
42.
Dynamic sleeve insert for use with a blind fastener system
Methods, articles and systems for off-center, non-destructive association between at least two work pieces using a blind fastener component or system having a first part of a first two part anti-rotation arrangement without deformation or loss of compressive association therebetween, and/or fastening system failure. Article and system embodiments include at least one dynamic sleeve insert having a second part of the first anti-rotation arrangement on an inner surface thereof and a first part of a second anti-rotation arrangement on an outer surface thereof, wherein the inner surface accommodates substantial axial translation of the blind fastener, the first part of the second anti-rotation arrangement is functionally complementary to an auxiliary structure having a second part of the second anti-rotation arrangement, and optionally the second anti-rotation arrangement accommodates greater than nominal lateral translation (shear movement) between the dynamic sleeve insert and the auxiliary structure.
F16B 5/02 - Jonction de feuilles ou de plaques soit entre elles soit à des bandes ou barres parallèles à elles par organes de fixation utilisant un filetage
F16B 13/12 - Chevilles métalliques creuses bloquées par insertion d'un clou, d'une vis ou d'une pièce similaire
F16B 37/04 - Dispositifs pour fixer les écrous à des surfaces, p. ex. à des feuilles, à des plaques
DENTAL MATERIAL CARTRIDGES FOR DISPENSING DENTAL MATERIALS, NAMELY, A PLUG AND TUBE FOR USE WITH A SYRINGE AND PLUNGER FOR PRECISE PLACEMENT OF DENTAL MATERIAL WITHIN AN INDIVIDUAL'S MOUTH
44.
Capsule and delivery tip with transition portion for dispensing viscous reactive dental materials
A material capsule containing a reactive or caustic dental material and a separately attachable delivery tip having a metal cannula. A material capsule for placement in a syringe contains a reactive or caustic dental material for dispensing through a metal cannula. The material capsule is sealed for storing the caustic or reactive dental material, preventing prolonged contact with or proximity to the metal cannula of a delivery tip. Contact with the reactive or caustic dental material only occurs during actual dispensing. Transition portions facilitate dispensing of viscous material. External grips facilitate attachment of the delivery tip. The dispensing and accurate placement of caustic or reactive dental materials is facilitated, making dentistry easier.
A61C 17/00 - Dispositifs pour nettoyer, polir, rincer ou sécher les dents, les cavités dentaires ou les prothèsesAppareils pour enlever la saliveRéceptacles pour les crachats à usage dentaire
A61C 17/02 - Dispositifs de rinçage ou insufflateurs d'air, p. ex. utilisant des jets de fluide
A61C 5/04 - Instruments pour obturer les dents naturelles; Méthodes ou instruments pour le traitement du canal du nerf de la dent
45.
CAPSULE AND DELIVERY TIP FOR DISPENSING REACTIVE DENTAL MATERIAL
A material capsule containing a reactive or caustic dental material and a separately attachable delivery tip having a metal cannula. A material capsule for placement in a syringe contains a reactive or caustic dental material for dispensing through a metal cannula. The material capsule is sealed for storing the caustic or reactive dental material, preventing prolonged contact with or proximity to the metal cannula of a delivery tip The delivery tip portion of the material capsule is opened and a delivery tip having a metal cannula is securely attached. Contact with the reactive or caustic dental material only occurs during actual dispensing. Th caustic or reactive dental material may be packaged in unit doses for prolonged periods without any adverse reaction with a metal cannula utilized in its dispensing The dispensing and accurate placement of caustic or reactive dental materials is facilitated, making dentistry easier.
A61M 5/00 - Dispositifs pour faire pénétrer des agents dans le corps par introduction sous-cutanée, intravasculaire ou intramusculaireAccessoires à cet effet, p. ex. dispositifs de remplissage ou de nettoyage, appuis-bras
A sheet of material having a central body portion with attached wings capable of folding towards each other on either side. The wings of the bite block fold toward each other along fold lines adjacent the central body portion and provide a structure for biting down upon for propping the mouth of a patient open during a dental procedure. A mirrored surface may be placed on the central body portion for improving visibility in the mouth. In a unilateral bite block embodiment, the unilateral bite block is placed in only one side of the mouth. The bite block may be made inexpensively and is disposable.
A retraction material (12) promoting both retraction and drying of the gingival (28) sulcus around a tooth (26). The retraction material (12) comprises an astringent and an absorbing or drying agent. The retraction material (12) is placed with a syringe (30) and capsule (36) around the gingival (28) sulcus prior to the taking of an impression in a dental procedure.
A retraction material promoting both retraction and drying of the gingival sulcus around a tooth. The retraction material comprises an astringent and an absorbing or drying agent. The retraction material is placed with a syringe and capsule around the gingival sulcus prior to the taking of an impression in a dental procedure.
A sheet of material having a central body portion (16) with attached wings (18) capable of folding towards each other on either side. The wings (18) of the bite block (10) fold toward each other along fold lines (20) adjacent the central body portion (16) and provide a structure for biting down upon for propping the mouth (12) of a patient open during a dental procedure. A mirrored surface (26) may be placed on the central body portion (16) for improving visibility in the mouth. The bite block (10) also holds or retracts the tongue and cheeks away from a work area in the mouth (12). The wings (18) protect the cheeks as well as provide improved visibility within the mouth (12). Additionally, moisture control within the mouth is improved. The bite block (10) may be made inexpensively and is disposable.
A rolled compression cap (10) having a central bore (18). The rolled compression cap (10) has adjacent layers (12) that slide or telescope to conform to the prepared tooth (28) and to apply more direct mechanical pressure to the interface between the prepared tooth (28) and the gingiva (24). The gingiva or gum (24) retracts from the tooth (28) forming or widening a gingival sulcus (30). This improves the preparation of the tooth (28) for taking an impression and fitting a crown or cap. In one embodiment, a rolled compression cap (10) is pre-dosed or soaked with an astringent material or retraction agent. In another embodiment, the central bore (18) of the rolled compression cap (10) is filled with a paste-like or gel material (34) containing an astringent or hemostatic agent.
A method and a device for effecting the cordless retraction of the gingival sulcus tissue that includes a dam shaped to be fitted onto a tooth. In one embodiment, the well of the dam is pre-filled with a predetermined amount of a flowable retraction material having a heavy viscosity or putty consistency. The preloaded tooth dam is fitted to a prepared tooth so that when pressure is applied onto the tooth dam, the retraction material is displaced under pressure and forced into the sulcus, causing the gingival tissue to retract away from the tooth to enlarge the gingival sulcus. In another embodiment the cap is filled with a dilatant material. In another embodiment, the cap is filled with an impregnated compressible porous material. In yet another embodiment, the cap is pre-dosed with an astringent or hemostatic agent.
An applicator and material dispensing system having an applicator frictionally retained within an applicator holder and the applicator holder frangibly attached to a material holder. Material placed within the material holder is initially sealed by a frangible portion adjacent one end of the applicator holder. Upon separation of the applicator holder from the material holder the material contained therein is exposed permitting the applicator, upon removal from the applicator holder, to be used to dispense the material. The invention is particularly well suited to dispensing small quantities of dental material.
DISPENSERS FOR MEDICAL USE, NAMELY, DISPENSERS USED FOR HOLDING A DENTAL OR MEDICAL MATERIAL TO BE PLACED ON AN APPLICATOR OR INSTRUMENT AND TO CLEAN, CONDITION, OR LUBRICATE THE APPLICATOR OR INSTRUMENT
