MXPA99004865A - Single dose dental adhesive delivery system and method and adhesive therefor - Google Patents

Single dose dental adhesive delivery system and method and adhesive therefor

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Publication number
MXPA99004865A
MXPA99004865A MXPA/A/1999/004865A MX9904865A MXPA99004865A MX PA99004865 A MXPA99004865 A MX PA99004865A MX 9904865 A MX9904865 A MX 9904865A MX PA99004865 A MXPA99004865 A MX PA99004865A
Authority
MX
Mexico
Prior art keywords
adhesive
container
dental
cavity
applicator
Prior art date
Application number
MXPA/A/1999/004865A
Other languages
Spanish (es)
Inventor
J Pranitis Leo Jr
Original Assignee
The Kerr Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by The Kerr Corporation filed Critical The Kerr Corporation
Publication of MXPA99004865A publication Critical patent/MXPA99004865A/en

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Abstract

A dental adhesive delivery system (10) provides a capsule (11) containing a single usage amount of dental adhesive (15) in a non-resealable container (14) for use in treating a single patient. The packaged amount of adhesive (15) may include up to the amount required to treat all of the teeth needing treatment of not more than a single patient, for example in the range of approximately 0.005 to 1.0 ml. The single use container (14) is preferably formed of injected molded plastic cup (20) and includes a reservoir section (30) having a cavity (22) therein that contains the adhesive (15) and a break off section (31) that surrounds an opening (24) that receives a snap fit cap (21). The cap (21) and break off section are discarded and the adhesive (15) is removed with the tip (55) of a wand (12) for application to the teeth of a patient, whereupon the container, which is not resealable, is discarded. A vapor seal secondary containment such as a pouch (13) of foil, plastic or polyfoil material, for example, limits the escape and prevents unacceptable loss of organic carrier or solvent from the adhesive.

Description

SYSTEM OF SUPPLY OF A SINGLE DOSE OF ADHESIVE DENTAL AND METHOD AND ADHESIVE FOR THE SAME FIELD OF THE INVENTION This invention relates to the supply of dental adhesives for practicing users in the treatment of patients with dental problems, and more particularly to the combinations of containers of adhesives and dental adhesives and to the packaging of adhesives and delivery techniques for adhesives in particular Useful for fixing dental restorations on the tooth.
BACKGROUND OF THE INVENTION The application of dental restorations on the teeth of patients requires the use of specially formulated dental adhesives that are effective to form a bond with the surface of the patient's dental anatomy. The most effective of the adhesives that currently has the most use worldwide includes resins that are applied to the surface of the tooth, for example, and then cured with ultraviolet or visible light. With some formulas of light setting adhesives, a small amount of this light is sufficient to start a curing reaction of the adhesive that propagates through the full dose of the adhesive. Other kinds of adhesives P130S / 99MX require higher exposure to light for total curing of the adhesive body. These adhesives are used for the bonding of more transparent or semitransparent restorations, such as direct restorations, fillers or other composite restorations formed in your thinner or smaller ones. The most effective dental adhesives for the uses described above, have been provided to dentists in multiple parts. The different parts of these multi-part adhesive systems take advantage of different properties in different parts of the system at different stages of their use. In a first part of the system, for example, a primer or "primer" can be found, which is varnished on the area of the tooth to which the restoration is to be coupled. The filler dries the surface and penetrates to form a base for an effective bond. A second part may include a charge or no-load resin that is applied to the first part to interact with it and form the joint. In some forms, the second part applies itself distributed in two parts. In an upper form a subpart of the second part is a resin and the other subpart is a filler in the form of tiny crystal balls. The load, which is mixed at a content of approximately 48% of the mixture with the resin, contributes to the strength and absorption of P130S / 99MX union impacts. Multi-part adhesives of this class are available in an alcohol base and are distributed under the trademarks Optibond and Optibond FL by Kerr Dental Materials Center of Orange, California. The application of each part of the adhesive system in multiple parts by a dentist requires the coating of a small area of the patient's tooth, for example, with the application of a small amount of each part of the adhesive system. The coating of each adhesive part is followed by the placement of the restoration, which can be a restoration formed in a dental laboratory on a model of the patient's tooth transferred by the dentist on the patient's dental anatomy or it can be a restoration formed in You for the dentist, usually a composite material. Traditionally, the different parts of multi-part adhesive systems are packaged in containers designed to hold a sufficient amount of material for joining multiple restorations and which can be resealed after each use. In one part of the adhesive, a single container designed to maintain a sufficient amount of material for joining multiple restorations in the treatment of many patients is used and can be resealed after each use. To use these containers, the dentist or P1306 / 99MX dental assistant needs to recover the containers for each part of the adhesive system of the storage area, open each container, dispatch from each container the amount of the adhesive part inside another container (typically, a container that constitutes an open wall ), reseal each container of each part of adhesive and return the containers to the storage area. If the used adhesive system has multiple second parts, the different parts are generally dispensed into the same container and mixed before the application on the tooth. If the system is a one-part adhesive, only one container must be opened. After the adhesive parts have been applied to the tooth, the containers within which the adhesive parts were dispensed are generally discarded. The handling and use of multi-part adhesives is considered by many dentists as inconvenient. Particularly, with direct restorations, the need to handle and mix the separate parts of the adhesive is an inconvenience, because the composite material from which the restoration is formed must also be handled and mixed. While premixed or one-part adhesives are distributed, these adhesives do not include fillers or P1306 / 99MX fluoride releasers and many of them are formulated with an acetone base. Acetone-based adhesives tend to degrade after being opened since their solvent compounds tend to evaporate, which alters the composition of the adhesive and many dentists or patients consider them less desirable. An acetone-based adhesive is a partly adhesive that consists predominantly of an acetone solvent and an adhesion Penta-P promoter. The composition does not contain a fluoride releasing system or fillers. The adhesive is characterized in that it has a high shrinkage. The other part of the adhesive that is available consists predominantly of an acetone solvent and an adhesion BPDM promoter. The adhesive also does not contain a fluoride releasing system or fillers. It only provides a medium joint strength and is also characterized in that it has a high shrinkage. U.S. Patent No. 5,348,988 discloses a dentin binding system using unsaturated carboxy esters as binding agents produced by the reaction of unsaturated alcohols with cyclic dianhydrides, with BPDM as part of the binding system of dentine. The system also consists of a dentine conditioner that is a reaction product of an acid anhydride Cyclic P130S / 99MX with an ethylenically unsaturated alcohol, and a two-part dentin sealer, the first part of which consists of a reaction product of N-arylglycine with glycidyl methacrylate. The second part of the two-part dentine capper is selected from products such as the BPDM. The patent also exposes the use of a solvent such as acetone. The composition is applied in solution to an area where binding is desired, and the bonding is completed by the use of a self-curing initiator or a light curing system. Other materials that are exposed as useful are camphorquinone. Partial or pre-mixed adhesives that are water based are also available. Water-based adhesives, while they are more stable than acetone adhesives or alcohol-based adhesives, require pre-drying of the area of the tooth on which the adhesive is to be applied, because moisture on the surface of the adhesive tooth can change the properties of the adhesive. It has also been found that water-based adhesives are less resistant. The adhesives of the prior art that are described in the above have a common problem that is the evaporation of the product. This is particularly a problem with the adhesives of one part based on organic solvent, but it is also true with water based adhesives and others with P1306 / 99MX solvent base. These adhesives have the desired composition with the initial opening of the bottle or container in which they are delivered, but before that a substantial portion of adhesive is used because the evaporation of a portion of the solvent and other compounds of high volatility occurs, leaving the excess of the adhesive with an increased composition of other components and increased viscosity. This change in concentrations can adversely affect the application of the adhesive and the quality and final performance of the joint. In addition, the use of systems of supply of mass for the packing of adhesives of a part has presented several undesirable particularities. One of them has been the number of times the container should be opened, handled and resealed. Each time the container is opened and handled, there is a potential possibility of contaminating the total contents of the container. For example, if the container is sealed with a lid that must be removed to dispense the adhesive, the lid can be contaminated if placed in a dental tray or any other resting place while the contents of the container are dispensed. When the lid is reset in the container to seal it, the contents of the container can become contaminated. In addition, the hands of the dentist or assistant P1306 / 99MX that have been in contact with the mouth of the treated patient, can contaminate the lid while holding it or can contaminate the opening of the container through which the contents are dispensed. Another undesirable feature of the mass delivery system is that the dentist or dental assistant is required to dispense precisely the correct amount of adhesive from the container each time the adhesive system is used. If an insufficient quantity is dispensed, the steps involved in dispensing the adhesive must be repeated. If an excessive amount of adhesive is dispensed, the excess adhesive is wasted. Yet another inconvenient feature of the above systems is that they increase the opportunity for evaporation of the adhesive portions. This can happen when the container that holds the adhesive does not seal. In the unsealed state, the adhesive is exposed to the atmosphere of the dental office. This can cause portions of the adhesive to evaporate which will affect the performance of that portion of adhesive remaining in the container when it is used later. If the container remains unsealed for an extended period of time, a sufficient amount of base adhesive can evaporate which affects the performance of the adhesive.
P1306 / 99MX As a result of the foregoing, dentists have long demanded the use of more convenient adhesives, easier to use, less susceptible to degradation before use, and a delivery system that preserves the purity of the adhesive. pre-measured amount of adhesive and reduce the possibility of evaporation of the contents of the adhesive. Despite this demand, an effective combination of adhesive and container has not been found for the dentist to dispatch. Accordingly, there is a need for a system for supplying adhesive, particularly for use in the application of dental restorations.
SUMMARY OF THE INVENTION A principal objective of the present invention is to provide an improved method for the supply of dental adhesive that overcomes the problems of the prior art. Another object of the present invention is to provide a dental adhesive of a part that is stable, effective and compliant for delivery by an improved method for application by a dentist. A particular object of the present invention is to provide a combination of an improved system for the delivery of dental adhesive and an improved dental adhesive particularly suitable for P130S / 99MX the supply where the delivery system is particularly suitable for the supply of an improved adhesive. In accordance with the principles of the present invention, a system for supplying dental adhesive in a single dose provided with a single-part dental adhesive in a single dose and a single-dose adhesive container, which is therefore useful for bonding dental restorations for the dental anatomy of patients and for the application of direct dental restorations. The dose is that required for a single patient and can only be for a single tooth or a single restoration. The adhesive that is provided, particularly in the delivery system of the invention, is a one-part dental adhesive provided in a single dose vapor-sealed package that maintains in a stable form an adhesive that is particularly suitable for the delivery of a single dose. According to a preferred embodiment of the invention, a two-part container is preferably formed by injection molded plastic, a part of which is an elongated body or a container-type cup portion with a tubular orifice therein. a single opening at one end that defines a cavity on the inside that is large enough P1306 / 99MX to contain a single dose of dental adhesive. The other part of the container is a lock or cover configured to mate with the opening to seal the liquid adhesive inside the cavity which prevents run-off. An auxiliary or secondary seal is provided, either between the union of the lid or at the junction thereof and the container portion or preferably, as a bag of several thin sheets of metal to keep the container filled with adhesive . The lower end or tip of the lid portion of the container extends into the hole while occupying a portion of the volume of the hole to displace the air therein, but leaving a volume sufficient to contain a single dose of dental adhesive, measured for a tooth, for example in a preferred amount of about 0.1 milliliter, although a single dose may be employed for a patient with a volume of about 0.05 ml to about 1 ml. Also, in accordance with the preferred embodiment of the invention, the container is loaded with the formulated adhesive of an alcohol base and also with a load of between 20% and 30% by weight. Preferably, the adhesive for use with the delivery system, in accordance with the present invention, is a one-part, one-step dental adhesive that is cured with visible light, is a resin-based mixture of P1306 / 99 X methacrylate of monomers capable of forming both mechanical and chemical adhesive bonds for both natural tooth structures and restorative dental materials. The adhesive composition includes a fast evaporating organic solvent or other liquid carrier component, preferably ethyl alcohol. In its preferred form, each part of the container includes a structure that when the container is placed with each of the opposing parts on the dentist's hands, can be opened by a twisting action. The opening leaves the original interface between the cup and the cap stuck, but breaks the cup along an annular notch line adjacent to a weak weft enclosing the cap near the top. Therefore, the container can not be reused. The torsion grip structure is provided with each part in the form of fins or projections. The container includes a handle part that can be discarded together with the upper portion of the cup, so that it leaves a part of the body of the cup that holds the cavity filled with the dose of adhesive. The cavity opens at one end to allow removal of the adhesive. Preferably, the package is provided in such a way that it includes the container in combination with an elongated applicator with a sponge-like tip that can be immersed within P1306 / 99MX the cavity, coated with adhesive and directed by the dentist to the tooth or portion of the dental anatomy of the patient to which the restoration is to be attached. The adhesive is transferred from the applicator by rubbing the area with the tip of the applicator. The delivery system of the invention provides a dental adhesive of a part with which when opening the container does not degrade and provides the necessary amount of composition for its application at that time. The adhesive of a part that is provided is resistant when applied and is stable until the moment of its use. The system frees the practitioner from the need to handle, mix or re-seal the adhesive while the restoration treatment is being developed on the patient. The system maintains the sterility of the adhesive until its use and reduces the possibility of contamination of the supply before applying the adhesive to the patient. These and other objects and advantages of the present invention will be more readily apparent from the following detailed description of the preferred embodiments of the invention, in which: BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a perspective view of a preferred embodiment of the single dose dental adhesive packaged from the adhesive delivery system of the P130S / 99MX present invention. Figure 2 is a side view, in partial cross section of a one dose adhesive container for the delivery system "of Figure 1, as it appears at the time of being filled with the adhesive Figure 3 is a view, similar to Figure 2, illustrating a full and closed container of the supply system of Figure 1. Figure 4 is a view, similar to Figure 2, illustrating the opening of the container of the supply system of Figure 1. Figure 5 is a side view of a reserve portion of the container of Figure 4, illustrating the open container with the adhesive ready for use.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT Figure 1 illustrates a single dose adhesive package 10 in accordance with the preferred embodiment of the dental adhesive delivery system of the present invention. The package 10 includes a capsule 11 filled with single dose adhesive and a wand 12 sealed in a plastic and a bag of metallic thin sheets 13. Including the wand 12 in the package 10 is optional. The capsule 11 filled, includes a single dose container 14 containing a dose P130S / 99MX 15 adhesive measurement (Figure 3) of approximately 0.1 milliliters in volume. The bag 13 constitutes a preferred form of an auxiliary or secondary container volume or vapor seal that limits the escape of the carrier or evaporated organic solvent (ie, alcohol) that could escape in the form of vapor from the container 14. The bag 13 has a limited volume so that the vapor of the solvent escaping from the container 14 reaches an equilibrium in the gas within the bag 13 and also avoids the loss of the solvent of the adhesive 15 beyond an insignificant and acceptable amount. The bag 13 is preferably made of a material of several metallic thin sheets which can be formed of a thin layer of aluminum foil on each side, which is laminated with a plastic layer. Preference is given to thin metal sheets that are in accordance with the US military specification MIL-B-131H Type 1 Class H. Alternatively, a film made of fully plastic material with vapor barrier properties can be used, which can be transparent, and this transparent type is illustrated in Figure 1 for the convenience of displaying the contents of the package 10. While other auxiliary or secondary seal means may be employed, as described below, the use of the bag 13 complies with the need for additional packaging to enclose the packaging 10 and for P1306 / 99MX that bears the label and product information. The container 14 is illustrated in detail in Figure 2. The preferred container 14 is described and illustrated in German Utility Model No. DE9202654. The container 14 is formed of two molded thermoplastic parts and includes an elongated cup 20 and a lid 21, both of a relatively flexible plastic material of a kind that does not contaminate or adversely affect the components of the adhesive. The cup 20 has an elongated cavity 22 therein, generally cylindrical in shape with an outwardly enlarged upper end 23 communicating with a circular opening 24 in the upper part of the cup 20 surrounded by an annular upper edge 25. Separated down from the edge 25 in the upper part of the enlarged passage or end 23 is an annular recess 27. The cup 20 has two integrally formed and interconnected sections, including a reserve section 30 in the lower part of the cup 20, which essentially contains the cavity 22 and a detachable neck section 31 surrounding the enlarged passage 23 upwards. Both sections have a pair of wings 32 and 33, respectively, formed integrally on the opposite sides of the outer part thereof, the wings provide a twist grip structure that facilitates the grip of the container 14, between two fingers P130S / 99MX in each of the dentist's hands to twist one of sections 30, 31 relative to the other. The two sections 30, 31 of the cup 20 are joined by a narrow annular frame 35 which forms a weak connection between the two sections 30, 31. When one of the sections 30, 31 is twisted with respect to the other, the frame 35 it fractures and separates the two sections 30, 31 as explained with respect to Figure 4. The cover 21 includes an elongated rod type handle 40 on the upper part thereof with a stepped stem 41 at the bottom thereof. is aligned with the handle 40. Between the handle 40 and the rod 41 is a disc-shaped flange 42 which serves as a cap for seating against the edge 25 to close the cavity when the rod 41 is inserted through the opening 24 inside the passage 23 and inside the upper end of the cavity 22. The rod 41 includes a length 44 that is the same diameter as the cavity 22 to seal against the wall thereof and to prevent the flow of liquid adhesive from the same. The upper length 44 of the rod 41 is only overlapped by a nominal amount of approximately one millimeter of the wall of the cavity 22 so that only the nominal compression of the contents of the cavity 22 occurs when the rod 41 of the cover 21 is inserted into the interior of the cavity. the cup 20. The rod 41 also includes a length 45 P1306 / 99MX lower that serves as a guide. The length 45 is of a diameter smaller than that of the cavity 22 so as to displace only a nominal amount of volume from the cavity 22. An annular adjustment ring 46 projecting outwards encloses the upper end of the stem 44 at a distance apart underneath of the flange 42 in an amount equal to the spacing of the recess 27 below the edge 25. The ring 46 fits within the recess 27 to secure the cover 21 to the cup 20 when it is inserted therein. The insertion of the lid 21 into the cup 20 is executed after the dose 15 of adhesive is injected into the cavity 22, when the lid 21 is moved relative to the cup 20 as illustrated by the arrow 48 in Figure 2 The connection formed between the lid 21 and the cup 20 is, in essence, an irreversible connection. The filled and closed container 14 is illustrated in Figure 3. When the container 14 is filled and closed, the interface between the lid 21 and the cup 20 forms a liquid-tight seal. However, with the adjustment connection alone, the vapors of the volatile carrier can still escape over time between the stem 44, the ring 46 and the flange 42 of the cover 21 and the wall of the passage 23, recess 27 and edge 25 of the cup 20. This connection is complemented, in this way, by the secondary seal, which may be provided in the form of a thin metal sheet bag 13 P1306 / 99MX described above, or alternatively, in the form of another sealing structure. For example, the flange 42 can be welded by fusion or ultrasonically with the edge 25 or an additional sealing polymer molding 49, made of a substance that does not contaminate the adhesive, which can be applied between or around the edge joint. and the flange 42. The separation of the sections 30 and 31 of the cup 20 is illustrated in Figure 4, which shows that by twisting the sections 30, 31 relative to each other, by applying a twisting force towards the wings 32, 33 as illustrated by arrows 50, sections 30, 31 are separated in frame 35 as frame 35 breaks. When this occurs, the guide 45 of the rod 41 holds the rod 41 within the cavity 22 until the cap 21, together with the upper section 31 of the cup 20, is withdrawn from the lower reserve section 30 of the cup 20. , by moving the lid 21 upwards relative to the reserve portion 30 of the cup 20, as illustrated by the arrow 54, then the lid 21 and the upper section 31 of the cup can be discarded. The dentist, by opening the capsule 11 in this way, uses the cottode 12 and immerses its porous tip applicator 55 inside the cavity 22, in the direction of the arrow 57 of Figure 5, to collect the dose 15 of adhesive from the cavity 22.
P1306 / 99MX The preferred adhesive embodying the principles of this invention is one-part, single-step dental adhesive that provides strong adhesive bonds, safe for various kinds of dental restoration materials and for the natural structure of the tooth. Preferably, the adhesive is a methacrylate resin-based, visible-light curable mixture of monomers capable of forming both chemical and mechanical adhesive bonds for the natural structures of the tooth (enamel and dentin) and for commonly used restorative materials. (composite resins, porcelain and metals). The composition of the adhesive includes an organic solvent of rapid evaporation or another carrier component, preferably based on ethyl alcohol, which allows the application of the adhesive to flow smoothly into the microcracks of the substrate. When the adhesive composition is applied, the carrier evaporates leaving a thin layer of resin on the tooth surface to form a tight interface between the tooth and the restoration material. More particularly, the one-part, single-part dental adhesive consists of the materials set forth below in Table 1.
P1306 / 99MX Table 1 Component by weight 1) Ethanol 20-25 2) bisphenol-A-bis- (2-hydroxy-3-methacryloxypropyl) ether 17-20 3) 2-hydroxyethyl methacrylate 17-20 4) glycerophosphate dimethacrylate 12-14 ) barium aluminoborosilicate 15-18 smoky silicon dioxide 7-10 sodium hexafluorosilicate 0.5-1.0 2- (ethylhexyl) -4- (dimethylamino) benzoate 0.5-1.0 camphorquinone 0.25-0.5 ) 2, 6-di (tert-butyl) -4-hydroxytoluene 0.01-0.02 The adhesive composition has a pH of 2.5-3.0 and a refractive index of 1.45-1.46. The Brookfield viscosity of the adhesive is 162-175 cps. The composition includes molding or particle loading of 22-28% by weight. The barium aluminosilicate is preferably a treated filler (TF) made of glass earth SP-345 at an average particle size of 0.6 microns. The TF and the smoking silicon dioxide are treated, preferably with a silane coupling agent such as A-174. The smoldering silicon dioxide is preferably OX-50 has a particle size of about 0.04 microns and the TS-530 very fine. Unlike the Optibond multi-part adhesives described above, it is omitted from the P1306 / 99MX composition the italic acid monomethacrylate (PAMA). Other components such as glycerol dimethacrylate (GDM), which is present in the multi-part adhesives, are also preferably omitted. In addition, the radiopaque barium glass BA-20 load of the multi-part Optibond adhesive is not included in the charge and the particle size of the included filler is substantially reduced compared to that of the multi-part adhesive composition. Tests have shown that the adhesive within the limits established in Table 1 above, successfully seals a tooth so that there is no space between the tooth surface and the restoration material. Other tests have shown that applied to either delineated dentin or non-delineated dentin, the leak was 0% in the shoulder area of the dentine, in the axial area of the dentin, and in the enamel, even when applied tension. In this way, it appears that the bonding agent can be very resistant and does not suffer from leaks when exposed to resistance. The composition of the adhesive also incorporates a fluoride release system such that six parts per million fluoride ions are released over a period of one month. This is advantageous compared to other adhesives that do not contain a fluoride releasing system. In addition, the composition of Adhesive P1306 / 99MX in accordance with this invention includes fillers that are not included in other one-part adhesive compositions. The adhesive of the preferred embodiment of the invention uses ethanol as a carrier and solvent, and the GPDM as an adhesion promoter. The preferred specific composition of the adhesive is established in the Table 2 Table 2 Component% by weight ETOH Ethanol 22.91 BISGMA bis-phenol-A-bis- (2-hydroxy-3-methacryloxypropyl) ether 18.00 HEMA 2-hydroxyethyl methacrylate 18.00 GPDM glycerophosphate dimethacrylate 13.09 TF aluminoborosilicate barium (treated charge) 17.05 TS530 steaming silicon dioxide 1.82 OX50 steaming silicon dioxide treated 7.12 Na2SiF6 sodium hexafluorosilicate 0.96 ODMAB 2- (ethylhexyl) -4- (dimethylamino) benzoate 0.751 CQ 1,7,7-Trimethylbicyclo- [2.2.1] -hepa-2,3-dione 0.327 BHT 2,6-di (tert-butyl) -4 -methylphenol 0.01309 Those skilled in the art will appreciate that the application of the present invention herein may vary and that the invention is described in the preferred embodiments. In accordance P1306 / 99MX With this, additions and modifications can be made without departing from the principles of the invention. In accordance with this, the following is claimed: P130S / 99 X

Claims (28)

  1. NOVELTY OF THE INVENTION Having described the present invention, it is considered as a novelty and, therefore, the content of the following CLAIMS is claimed as property: 1. A single-patient dental adhesive delivery system consisting of a container with a body including a first reserve section and a second section and a cover, the reserve section has a cavity therein, which can be entered through an opening in the body, the cavity contains a single dose amount of dental adhesive for use with a single patient, the lid is attached by the second section to the reserve section via a breakable connection, the lid seals the opening with a liquid-tight seal when it joins the reserve section and the opening, and therefore the cavity has its access when breaking the connection. A system according to claim 1, wherein the body of the container is a body that opens with the rupture with a fractured weft region surrounding the body between the two sections, the second section being a neck section having the opening through it and where the lock has a handle end, a pointed end and a sealing section between the two ends, the section P1306 / 99MX plug is mounted in the neck section of the body and sealingly closes the opening, such that the tip end forms the end of a cavity towards the weft region in the body reserve section. A system according to claim 1, wherein the body is elongated and defined by a tubular wall surrounding the cavity which is a longitudinal hole and wherein the opening is at one end of the body and is surrounded by an edge, the body has a grip structure with twist of the finger on the outside thereof and where the lock has an elongated handle at the near end thereof, a tip at a far end thereof, a tubular sealing section between the handle and the tip having the dimensions to close the opening when the lid is inserted with the tip first into the hole and a flange larger than the opening between the handle and the sealing section, the sealing section of the lid is inserted through the opening and into the hole until the flange forms the seal against the edge. A system according to any of the preceding Claims, wherein the adhesive includes a volatile adhesive carrier and the system further comprises a vapor seal containing carrier vapors in or around the container. P1306 / 99MX 5. A system according to any of the preceding Claims, wherein the adhesive within the container is alcohol based. 6. A system according to any of the preceding Claims, wherein the adhesive within the container has a charge content of between 20 and 30% by weight, preferably between 22% and 28%. A system according to any one of the preceding Claims, wherein the adhesive within the container has a loading content of about 26% by weight. A system according to any of the preceding Claims, wherein the adhesive has a composition of 20-25% by weight of ethanol, 17-20% by weight of bisphenol-A-bis- (2-hydroxy-3-) ether metacroxypropyl), 17-20% by weight of 2-hydroxyethyl methacrylate, 12-14% by weight of glycerophosphate dimethacrylate, 15-18% by weight of barium aluminoborosilicate, 7-10% by weight of fuming silicon dioxide, 0.5-1.0% by weight of sodium hexafluorosilicate, 0.5-1.0% by weight of 2- (ethylhexyl) -4- (dimethylamino) benzoate, 0.25-0.5% by weight of camphorquinone and 0.01-0.02% by weight of 2, 6, -di (tert-butyl) -4-hydroxytoluene. A system according to any one of the preceding Claims, wherein the amount of single dose of adhesive in the cavity is a single dose of not more than about one milliliter. P130S / 99MX 10. A system according to any of the preceding claims, wherein the amount of adhesive contained in the container is within the limit of 0.05 to 1.0 ml. 11. A system according to any of the Previous claims, wherein the amount of adhesive contained in the container is 0.1 ml. 12. A system according to any of the preceding claims, wherein the volume of the cavity is 0.1 ml. 13. A system according to any of the preceding Claims, wherein the container can not be resealed. A package consisting of a single-patient dental adhesive delivery system according to any one of Claims 1 to 13 and an elongated applicator with an applicator end adapted to be inserted through the opening and coated with the cavity adhesive . 15. A package according to Claim 14, wherein the applicator has a handle to manually hold the applicator and a tip of the applicator at the end of the applicator, the adhesive in the cavity is transferred onto the tip of the applicator when inserted through the applicator. opening and inside the cavity, the tip of the applicator is extracted from the cavity with the adhesive transferred on it and then transfer the P1306 / 99MX adhesive and apply it on the patient's dental anatomy. 16. A method for providing a dental adhesive for attaching a dental restoration to a patient's dental anatomy, the method comprising the steps of: providing a single dose container having: an elongate body defined by a surrounding tubular wall a longitudinal hole that can be entered from an opening at one end of the body surrounded by an edge, the body having a finger grip structure on the outside thereof; and a lock with an elongated handle at the near end thereof, a tip at a far end thereof, a tubular sealing section between the handle and the tip having the dimension to close the opening when the lock is inserted with the tip first inside the hole and a flange longer than the opening between the handle and the sealing section forming a liquid-tight seal with the edge; load the hole with a single dose of a part dental adhesive; and insert the sealing section of the lock through the opening and into the hole until P130e / 99MX the tab forms the seal against the edge. A method for providing a single-dose dental adhesive application package comprising the step of providing at least one sealed and loaded container in accordance with the method of claim 16 and further comprising the step of: providing a elongate applicator with an applicator end adapted to fit within the hole and covered with the adhesive of the cavity. 18. A method for applying a dental adhesive to the dental anatomy of a patient comprising the steps of providing a single-dose dental adhesive package in accordance with the method of claim 17 and further comprising the steps of: grasping the structure of twisting and the handle respectively with the opposite fingers of the hands and twisting the lock relative to the body to open the container and then move the lock out of the hole; immerse the end of the applicator inside the hole to cover it with adhesive; and transferring the adhesive with the applicator to the surface area of a patient's dental anatomy to coat the area of the surface with the adhesive. 19. A method to place a restoration P1306 / 99MX To a patient who understands the steps of applying a dental adhesive on the dental anatomy according to the method of claim 18, the method also comprises the steps of: fixing a dental restoration on the dental anatomy upon contacting the surface coated with adhesive with the restoration and fix the adhesive. The method according to any of Claims 16 to 19 wherein the loading step also comprises the step of loading the hole with an alcohol-based adhesive. 21. A method according to any of Claims 16 to 19, wherein the step of loading also comprises the step of loading the orifice with a volatile organic carrier base adhesive and forming a vapor tight seal to contain the vapors of the carrier in or around the container. 22. A method according to any of Claims 16 to 19, wherein the step of loading also comprises the step of loading the orifice with an adhesive with a fiber load of between 22% and 28%. 23. A method according to any of Claims 16 to 19, wherein the loading step also comprises the step of loading the orifice with an alcohol-based adhesive with a fiber load of between 20% and 30%. 24. A method according to any of the P130S / 99MX Claims 16 to 23, wherein the supply step includes the step of providing a container that can not be resealed with an elongate body, wherein the finger torsion grip structure includes two longitudinally spaced structure sections. and the tubular wall includes a fracturable annular web that separates the structure sections; and the method further comprises the step of grasping the two sections of the torsion structure with the opposite fingers of the hands and twisting the lock relative to the body to fracture the tubular wall in the annular frame to open the container. 25. A method for providing a dental adhesive on one side to attach a dental restoration to the dental anatomy of a single patient and joining the restoration to the dental anatomy thereof, the method comprising the steps of: providing a single dose container with a wall surrounding a cavity with an opening; loading the cavity through the opening with a dental adhesive of one part in a single dose with a volume of about 0.05 ml to about 1.0 milliliter; sealing the opening with a lock to form a closed surface surrounding the cavity; open the container so that at least P1306 / 99MX a lower portion of the wall forms a cup-shaped section containing the single dose of the dental adhesive and with an open side with the dimensions necessary to receive an applicator therethrough; inserting an applicator through the open side into the cavity, contacting the adhesive with the applicator and transferring the adhesive from the cavity to the applicator to remove the adhesive from the cavity for the transfer and application of the adhesive on the patient's dental anatomy; removing a single dose of the adhesive from the cavity with the applicator; apply the single dose of adhesive with the applicator on the dental anatomy of a single patient; and discarding the applicator after applying the adhesive on the dental anatomy of the single patient without applying adhesive from the container on the dental anatomy of any other patient. 26. A method according to Claim 25, wherein: the opening step includes the step of rupturing the container by permanently breaking and not resealing the closed surface; and the method also comprises the step of discarding the container after applying the adhesive P130S / 99MX on the dental anatomy of the only patient without applying adhesive from the container on the dental anatomy of any other patient. A method according to any of Claim 25 or Claim 26 wherein: the step of sealing includes the steps of providing a lock with a sealing section and a handle and inserting the sealing section into the opening; and the separation step includes the step of separating the lock from the lower portion of the container by dividing the wall of the cavity into two portions, including an upper portion that remains connected to the lock and a lower portion that forms the shaped section. cup that contains the single dose of adhesive. A method according to any of Claims 25 to 27 wherein: the sealing step includes the steps of providing a lock with a sealing section and a handle and inserting the sealing section into the opening; and the separation step includes the step of separating the lock from at least a portion of the body and forming the cup-shaped section with a volume greater than the volume of the single dose of adhesive such that the open side of the cavity P130S / 99MX extends separately from the volume of the adhesive in the cup-shaped section to provide a space to receive the applicator into the cavity without causing overflow of adhesive in the cavity. P1306 / 99MX SUMMARY OF THE INVENTION A system (10) for supplying dental adhesive provided with a capsule (11) containing a single-use amount of dental adhesive (15) in a non-resealable container (14) for use in the treatment from a single patient. The packaged amount of adhesive (15) can include the sufficient amount required for all teeth in need of single-patient treatment, for example within the limit of approximately 0.05 to 1.0 ml. The packaged amount may include a sufficient dose for the treatment of a single tooth or for the application of a single restoration, for example, in an amount of approximately 0.1 ml. The adhesive is one that includes a volatile solvent or other liquid carrier, such as, for example, water or an organic liquid such as acetone or alcohol. In the preferred embodiment, an alcohol-based adhesive with a loading of about 25% by weight is provided. The single use container (14) is preferably formed of an injection molded plastic cup (20) and includes a reserve section (30) with a cavity (22) therein containing the adhesive (15). ) and a removable section (31) surrounding an opening (24) that receives an adjustment cover (21). The lid (21) and the peelable section are discarded and the adhesive (15) is removed with the tip (55) of a wand (12) for the application P130S / 99MX to the tooth of a patient, then the container, which is not resealable is removed. A secondary container with steam seal such as a thin-film bag (13), plastic or thin sheet metal material, for example, limits leakage and prevents unacceptable loss of the organic carrier or solvent from the adhesive (15). P1306 / 99MX
MXPA/A/1999/004865A 1996-11-29 1999-05-26 Single dose dental adhesive delivery system and method and adhesive therefor MXPA99004865A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08758383 1996-11-29

Publications (1)

Publication Number Publication Date
MXPA99004865A true MXPA99004865A (en) 2000-08-01

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