Class / Patent application number | Description | Number of patent applications / Date published |
433090000 | Single charge device having plunger-type ejector | 76 |
20090047622 | Syringe and Method for Dosed Dispensing of Materials - The invention relates to a syringe ( | 02-19-2009 |
20090053673 | METHOD FOR LOCALIZED TREATMENT OF PERIODONTAL TISSUE - A method for localized treatment using a microneedle array to controllably administer a dose of a bone anabolic drug localized at a dental implant site. The bone anabolic drug enhances alveolar bone growth at the dental implant site. Examples of drugs that may be used include, but are not limited to, bone anabolic drugs (e.g., bone morphogenetic proteins, fibroblast growth factor 2, statins parathyroid hormone), and/or drugs that target cell signalling pathways involved in the regulation of the osteoblastic lineage and function. In one embodiment, the method includes monitoring the dental implant site for periodontal tissue generation sufficient to support a dental implant. When sufficient tissue is generated, the dental implant is surgically inserted in the dental implant site. Additional doses of the bone anabolic drug may be delivered prior to detecting tissue generation. | 02-26-2009 |
20090298010 | DEVICE FOR DISPENSING MATERIAL - A capsule for storing and dispensing dental material. The capsule comprises a cartridge for the dental material, and a nozzle. The nozzle being pivotable with respect to the cartridge between a first position in which the capsule is closed for storage and a second position in which the capsule is opened for dispensing the dental material. One of the nozzle and the cartridge comprises a bearing member and the other one of the nozzle and the cartridge comprises a bearing shell, wherein the bearing member and bearing shell form a pivot. Upon pivoting the nozzle from the first to the second position, the seal between the bearing member and the bearing shell is improved. | 12-03-2009 |
20100028831 | Dispensing syringe having multiple barrels for discharging a dental composition - A dispensing syringe for dispensing a multi-component dental composition, preferably a two component composition, is provided. The syringe includes a syringe body with multiple elongated barrels for storing the components of the composition; a threaded plunger rod assembly; and a rotatable, threaded connector knob. Preferably, the syringe body has a double-barrel structure and the plunger rod assembly includes two plunger rods that slide within the barrels. The threaded knob has a through-bore with a continuous internal thread for engaging the outer threads of the first and second plunger rods. A dental practitioner manually rotates the knob to displace the first and second plunger rods and discharge the components. The dispensing syringe may further include a dispensing tip containing a static mixing element for mixing the components and dispensing the mixed composition. | 02-04-2010 |
20100151414 | PERIODONTAL POCKET IRRIGATOR - A periodontal irrigator flushes out bacteria at the base of a periodontal pocket. The periodontal pocket irrigator is a handheld device that can be used by patients in their homes to irrigate periodontal pockets. The device includes a handle, a liquid container, and a plunger or other mechanism for dispensing Listerine, water, antibacterial fluid, or various prescriptions from the container, to treat periodontal disease. The container can be easily removed for cleaning. The liquid contents can be dispensed from the container through a removable tip either manually or by a solenoid or other motor. A lever can be used to move the plunger. Dispensing can be continuous, or limited to predetermined doses. The dispensing tip is angled, and can be oriented in more than one direction with respect to the handle. The device can include a light to illuminate the mouth, as periodontal disease frequently starts in the interproximal area of the molars in the darker parts of the mouth. | 06-17-2010 |
20100203469 | ORAL HYGIENE - This invention relates to oral hygiene in particular to oral hygiene means comprising a chamber for active fluid to which a first passageway in a toothbrush is connectable, a flexible panel on the chamber, a piston to co-operate with the flexible panel, a drive means for the piston, a spent fluid chamber to which a second passageway in a toothbrush is connectable, and a means of creating a low or negative pressure connected to the spent fluid chamber, at least the chamber for fluid being disposable and replaceable for each oral hygiene operation. | 08-12-2010 |
20100221678 | Method for Indicating Shelf-Life After Mixing Pre-Dosed, Pre-Packaged Two-Part Dental Compositions - A pre-dosed, pre-packaged mixing system and associated method for mixing, storing, and dispensing a two-part dental composition that becomes less stable upon mixing. The mixing system includes a pre-dosed, pre-packaged quantity of a first component contained within a first chamber, and a pre-dosed, pre-packaged quantity of a second component contained within a second chamber. The chambers are separated by separation means so as to separate the two-components prior to mixing. Once mixed, the practitioner is able to record a mixing and/or expiration date on at least a portion of the mixing system so as to indicate a shelf-life of the less stable mixed dental composition. | 09-02-2010 |
20100240004 | CAPSULE FOR MIXING TOGETHER TWO FLOWABLE MATERIALS, AND KITS INCLUDING SUCH CAPSULES, PARTICULARLY USEFUL IN DENTISTRY - A capsule for mixing together two flowable materials and for applying the resulting mixture to an object, includes: a housing having two compartments for the two flowable materials, a first rupturable separator for separating the two compartments; an applicator at one end of the housing for applying the mixture to the object; a second rupturable separator for separating the second compartment from the applicator; and a plunger at the opposite end of the housing and manually depressible therein to force the flowable material in that compartment to rupture the first separator, to flow into the other compartment, to mix with the flowable material therein, to force the mixture to rupture the second separator, and to exit therefrom via the applicator. The applicator is coupled to the one end of the housing by a quickly-attachable and quickly-detachable connector to enable the capsule to be conveniently used with applicators of different configurations. | 09-23-2010 |
20100261138 | DENTAL AGENT APPLICATOR - A dental agent applicator has a barrel, a sealing plug, a delivery head and a plunger. The barrel has a proximal end, a distal end and a chamber defined through the barrel. The sealing plug is mounted in the chamber and hermetically obstructs the chamber. The delivery head is movably mounted on the distal end of the barrel and has a hub and a nozzle tip. The hub is mounted movably in the distal end and selectively moves the sealing plug to make the chamber communicate with the delivery head. The nozzle tip is mounted on the hub. The plunger is mounted slidably in the proximal end of the barrel. The delivery head is mounted permanently on the barrel. Using the dental agent applicator without having to replace any sealing cap with the delivery head is simple and convenient. | 10-14-2010 |
20100261139 | MIXING AND APPLICATION CAPSULE FOR PRODUCING A DENTAL PREPARATION - A mixing and application capsule for producing and discharging a dental preparation is disclosed. In order to prevent a liquid loss, a mixing and application capsule for producing a dental preparation is proposed according to the invention, which has: a capsule body ( | 10-14-2010 |
20100266982 | DENTAL SYRINGE - A dental syringe may include a replaceable valve cartridge containing one or more valves. The valves may include air and water valves using a seating surface and an opposing seating surface with a relative angle formed between the two surfaces. The relative angle allows for regulation of the flow of fluid traveling through the valves. The replaceable valve cartridge may also include a system to remove a residual liquid from a tip of a dental syringe. Additionally, the replaceable valve cartridge may include a seal that prevents bleed-over of fluids within a dental syringe through use of first and second rings of elastic portions of the seal with a low pressure zone defined in between. Further, the dental syringe may comprise a tip retention insert which may be replaceable and may use either a pair of plates or a plurality of ball bearings to retain the dental syringe tips. | 10-21-2010 |
20100285425 | Air activated impression syringe to deliver impression material around tooth in crown preparation - An air driven impression syringe designed to be held with a pen type grip and capable of precise placement of impression material. An embodiment of the device is a dental tool useful in the fabrication of dental prostheses capable of extruding impression material comprising a cylindrical grip body with two ends, an air-driven piston with a center rod; and | 11-11-2010 |
20100323322 | Syringe-in-Syringe Hollow Inner Barrel/Plunger With Integral Seal and Rupturable Membrane and Related Kits, Systems and Methods - A hollow inner plunger ( | 12-23-2010 |
20110008750 | SAFETY DENTAL SYRINGE - An improved safety hypodermic syringe for dental applications which further includes first finger grip, preferably a thumb ring, on the end of the plunger, forward finger holders and a lock mechanism, which includes extending fingers for grasping the top of the reciprocal sliding sheath. The syringe assembly also includes a reciprocal tubular needle sheath disposed on the exterior of the syringe body and a latch mechanism engaging the syringe body and the sheath to latch the sheath in a needle-covering position after delivering contents from the syringe body. The fingers, preferably biased by a living hinge hold back the locking ring while the dentist administers anesthesia through the syringe. An internal spring, which engages the syringe body and the sheath, expands to move the sheath to cover the needle point. The spring is a non-uniform helical spring having multiple 360° turns with each turn uniformly spaced from adjacent turns. | 01-13-2011 |
20110027751 | CAPSULE FOR TOOTH RESTORATIVE MATERIAL - To prevent a bursting sound generated when a mixed and kneaded material obtained by mixing and kneading predetermined amounts of a powder component and a liquid component in a capsule for a tooth restorative material is administrated to a position to be restored in a patient's tooth, the capsule is structured such that a protrusion portion ( | 02-03-2011 |
20110129794 | DEVICE FOR DISPENSING A DENTAL COMPOSITION - A device for dispensing a dental composition is provided. The device comprises a plunger for extruding dental composition from a container, an energy accumulator for advancing the plunger, and an actuator for charging the energy accumulator. The force for actuating the actuator is lower than the force at which the plunger can be advanced. The device preferably provides convenient dispensation of dental compositions. | 06-02-2011 |
20110183287 | BONE INFUSER FOR AN OSSEOUS TISSUE IMPLANTING SYRINGE - The present disclosure provides a dental device comprising: a tube having a cone-shape protrusion; a first bone infuser containing a spiral groove formed at the top end, a spiral hole formed on a cylindrical body, and an introduction groove formed in the first bone infuser; and a second bone infuser containing a spiral groove configured to mate with the spiral hole of the first infuser, a plurality of nozzles, and an introduction groove formed in the second bone infuser. | 07-28-2011 |
20110223556 | Sulcus impression tip - A sulcus impression tip for use in injecting dental impression material for making dental impressions. The apparatus includes a body having a gripping portion and a discharge tip. The body includes a needle cannula in fluid communication with a flange, wherein the flange receives and holds the dental impression material and is secured in the interior surface of the gripping portion. The discharge tip has a bore there through which permits a friction fit with the outside diameter of needle cannula. The length of the needle cannula is approximately longer than the length of the discharge tip. The body further defines an angle such that when the dentist is holding the gripping portion, the angle permits the discharge tip and needle cannula to be positioned for easy access in the oral cavity by the dentist. The discharge tip is sized and shaped to effectively separate the gum from the tooth in the selected region so that the needle cannula is positioned to permit exact positioning for placement of the dental impression material along the sulcus. | 09-15-2011 |
20110244418 | NON-PRESSURIZED SYSTEM FORE CREATING LIQUID DROPLETS IN A DENTAL CLEANING APPLIANCE - The appliance ( | 10-06-2011 |
20110256501 | Delivery syringe for flowable dental compound - The present invention provides a delivery syringe and a set of delivery syringes for flowable composite materials that overcome the difficulties associated with currently available composite delivery methods. Specifically, the present invention provides a flowable composite delivery syringe with a vibratory mechanism. The vibratory mechanism allows the composite material to contain a higher filler load and still have desirable flow characteristics. The higher filler load produces a stronger composite material with less shrinkage during the curing process. Additionally, the vibratory mechanism contained in the delivery syringe prevents air entrapment voids during the delivery of the composite material into the tooth cavity preparation. | 10-20-2011 |
20110275026 | SYSTEMS AND METHODS FOR PROVIDING A DECORATIVE DENTAL TIP - A decorative dental tip is provided for a dental syringe. The decorative dental tip includes a molded, outer surface portraying an object selected to alleviate an anxiety of a patient. The dental tip further includes a molded, inner lumen in fluid communication with a dental syringe. | 11-10-2011 |
20110294091 | SYRINGES FOR DISPENSING MULTI-COMPONENT MATERIAL - A syringe ( | 12-01-2011 |
20120015323 | PACKAGE FOR DENTAL MATERIAL - A package ( | 01-19-2012 |
20120028217 | CAPSULE AND PISTON - A capsule for receiving and delivering high-viscosity dental materials has a housing which defines an interior chamber. The housing and the interior chamber have a first section, a transition area, and an exit nozzle. The interior chamber of the transition area tapers continuously towards its second end. The interior chamber of the transition area is defined by the outer surfaces of an oblique truncated cone with an opening angle of approximately 55°. | 02-02-2012 |
20120045732 | DENTAL PASTE DISPENSING DEVICE AND METHOD OF USE - A dental paste dispensing device having a modified dispensing end for atraumatic contact with soft tissue is disclosed. The dispensing device has a metal needle with an attachment end adapted to be attached to a capsule containing the dental paste and a dispensing end with a terminal edge for dispensing the dental paste to a location in a patient mouth containing soft tissue, wherein the dispensing end includes an atraumatic modification. The modification comprises one of a non-metal coating on an outer surface of the dispensing end, a plastic tip member over the dispensing end, or a decreasing diameter at the terminal edge from a first point on the outer surface to a distal-most point of the outer surface. | 02-23-2012 |
20120064481 | COMPOSITE DELIVERY SYSTEM - A syringe delivery system for dispensing a highly viscous material through a syringe delivery opening includes a syringe barrel having a delivery opening, a plunger stem including a threaded shaft that threadably engages a proximal end of the syringe barrel for selectively dispensing a viscous material through the delivery opening, and a sheath. The sheath is rigidly attached with the plunger stem so that the plunger stem and sheath rotate together in unison relative to the syringe barrel. The sheath and syringe barrel may enclose the plunger stem. In order to dispense a viscous material, the syringe barrel is rotated relative to the sheath, causing the syringe barrel to be progressively received within the sheath and simultaneously forcing the plunger stem further into the syringe barrel so as to dispense a viscous material from the delivery opening. | 03-15-2012 |
20120064482 | DISPENSING DEVICE FOR A DENTAL SUBSTANCE - A dispensing device for a dental substance is provided which has an outlet for the dental substance, and a valve for opening and closing the outlet. The device is switchable between a storage mode and an operative mode. In the storage mode a cannula is locked in the device and the valve opens the outlet, and in the storage mode the cannula can be released from the device and the valve closes the outlet. The device may facilitate handling and may be relatively inexpensive. | 03-15-2012 |
20120088206 | LINEARLY MOTORIZED DENTAL SYRINGE - A linear cartridge-type motorized dental syringe has a plunger rod aligned with a drive shaft of a motor, the externally threaded plunger rod movable longitudinally, but not rotatably, relative to the casing, a cylindrical body rotated by the shaft, a nut having arm-like nut halves with internal threads engaging external threads on the rod, a locking ring for rotation around an axis of the rod and for longitudinal movement between a rearward position where the ring forces the threads on the nut halves to engage the threads on the rod, and forward where the ring releases engagement of the threads, pusher pins for moving the ring rearward when the cartridge holder is inserted, and a spring for pushing the locking ring back to the forward position, with rotation of the cylinder body resulting in rotative motion of the nut around the rod to move it forward. | 04-12-2012 |
20120115103 | DEVICE FOR A DENTAL SUBSTANCE - A dispensing device for a dental substance which has a container for receiving the dental substance, a piston movable in the container, a catch for engagement by an applicator, and further a resilient resilient adapter. The device may be used in different types of applicators and is relatively inexpensive. | 05-10-2012 |
20120129127 | DEVICE FOR STORING AND DISPENSING A MATERIAL AND METHOD OF MAKING SUCH A DEVICE - A device for dispensing a dental material comprises a container for containing the material and an outlet which is closed by a closure. A breakable seal is arranged between the closure and the container. The device further is operable between a storage position in which the outlet is closed and an operational position in which the outlet is open. An initial operation toward the operational position causes the seal to break, whereby the closure is captured in the device. The device may provide a relatively long shelf life for the material, and may facilitate preparation of the material for use. | 05-24-2012 |
20120135375 | DISPENSING DEVICE FOR A DENTAL SUBSTANCE - A dispensing device for a dental substance which comprises a body formed in a single piece. The body connects a first passageway and a second passageway which extend along different paths. The body further comprises a nozzle with a free dispensing end. The second passageway extends into the nozzle and tapers toward the dispensing end. The invention helps to reduce manufacturing costs, and helps facilitating handling of the device. | 05-31-2012 |
20120148980 | DEVICE FOR DISPENSING A DENTAL MATERIAL - A dispensing device comprises a compartment for receiving a dental material, a piston for extruding the material from the compartment and a spindle drive for moving the piston and the compartment relative to one another. The spindle drive comprises a spindle and a link which are adapted for disengageable engagement with one another, wherein the spindle and the link are operable relative to each other between an engaged position in which the link and the spindle are engaged with one another, and a disengaged position in which the spindle and the link are disengaged from one another. The device may be relatively robust and inexpensive to manufacture, and may facilitate preparation of dental materials for use. | 06-14-2012 |
20120189977 | Applicator for a dental liquid - An applicator for a one-handed operation for storing and applying a dental liquid, including a container for the dental liquid and a tubing for guiding the dental liquid from the container to an applicator tip. The container is made of foil, which can be punctured by a mandrel. The dental liquid is expelled through a displacement plunger, whereby puncturing and expelling are effected through actuating a handle and the container is positioned with respect to the mandrel in suitable manner such that the advancing mechanism that is used to expel the dental liquid from the applicator is also used to puncture or slit open the foil with the mandrel, whereby the container is opened through the same force that is used to dispense the dental liquid and one-handed operability of the applicator is attained not only when the dental liquid is dispensed, but also when the container is being opened. | 07-26-2012 |
20120214124 | High Volume Carpule System - A high volume carpule system for storing and dispensing a high volume of anesthetic to a patient. A preferred embodiment of the high volume carpule system generally includes a syringe having a modified carpule cavity comprised of an upper ring member and a lower ring member which are linked together by a first side member and a second side member. The side members are oriented in such a manner as to allow a pair of slots through which side portions of a high capacity carpule may extend. A high capacity carpule comprised of a substantially cylindrical shape with an elongated cross-section is disclosed for use with the modified carpule cavity. In an alternate embodiment, a second high capacity carpule design is disclosed for use with conventional, prior art syringes. By using the present invention, a dentist or surgeon may administer a higher volume of anesthetic without having to switch carpules within a syringe. | 08-23-2012 |
20120225405 | PLUNGER FOR A SYRINGE AND METHOD OF MAKING SUCH A PLUNGER - A plunger for advancing a substance in a syringe toward a dispensing nozzle. The plunger has a plunger rod and a seal and being formed of a plastic composition. The plastic composition comprises a polymer and a filler which is non-uniformly distributed within the polymer to provide the plunger rod and the seal with different mechanical properties depending on the filler content in the portions of the plastic composition plunger forming the rod and the seal. The invention preferably provides a dental syringe which can be conveniently used, and further helps minimizing costs in the manufacturing of the dental syringe. | 09-06-2012 |
20120244493 | SCREW SYRINGE AS WELL AS A SYRINGE BARREL AND FEMALE PART FOR A SCREW SYRINGE - Screw syringe comprising a piston spindle with an external thread, a syringe barrel, comprising a sleeve with a piston end, and a female part with an internal thread. The female part slides in a radial sliding direction onto the piston end. The female part has a flange that creates a form fit with a counter-surface at the piston end so axial displacement of the female part in relation to the syringe barrel in the discharge direction is prevented. The female part has retaining surfaces, which create a form fit with counter-retaining surfaces of the piston end so that an axial displacement of the female part in relation to the syringe barrel counter to the discharge direction is prevented. The retaining surfaces and counter-retaining surfaces create a form fit so that a radial relative movement between the retaining surfaces and the counter-retaining surfaces, directed perpendicularly to the sliding direction, is prevented. | 09-27-2012 |
20120258421 | Anesthetic Syringe - A syringe assembly for dispensing medicine from a cartridge having a diaphragm and a piston opposite the diaphragm. The assembly includes a barrel having a hollow interior, an open proximal end, a closed distal end, and an outlet. The assembly also includes a cartridge receiver slidably receivable in the hollow interior of the barrel. The receiver includes an interior space for receiving the cartridge, an access needle extending into the interior space for puncturing the diaphragm of the cartridge. The access needle directs fluid to the barrel outlet. The cartridge receiver includes a plunger rod movable into the interior space of the cartridge receiver for engaging the piston of the cartridge to selectively force medicine in the cartridge through the access needle. | 10-11-2012 |
20120258422 | MIXING AND APPLICATION CAPSULE FOR PRODUCING A DENTAL PREPARATION - A mixing and application capsule for producing a dental preparation is described. The mixing and application capsule can have a capsule body with a mixing space for receiving a mixture component and for mixing the dental preparation from the mixture component and a fluid and with an outlet orifice for expelling the dental preparation, a cavity for receiving the fluid, a piston body that is movable in the capsule body, and delimits the mixing space in the capsule body and has a channel for conveying the fluid from the cavity into the mixing space. The piston body includes wholly or partly of two or a plurality of dissimilar materials, comprising at least one soft component and at least one hard component | 10-11-2012 |
20120258423 | 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. | 10-11-2012 |
20120258424 | DENTAL AUTO-MIXING METHOD, DEVICE, AND COMPOSITION FOR TEMPORARY CEMENTS - The abstract has been amended as follows: A method of dispensing a hardenable dental composition, which can form a temporary bond, comprising 1) providing multi-part hardenable dental composition comprising part (A) in the form of a paste comprising acid-reactive glass particles and a liquid selected from the group consisting of water, a monomer having at least one ethylenically 10 unsaturated group per monomer molecule, and a combination thereof; and part (B) comprising a water soluble polyacid and a liquid selected from the group consisting of water, a monomer having at least one ethylenically unsaturated group per monomer molecule, and a combination thereof; and 2) extruding the composition through a static mixer in fluid communication with a first reservoir containing the part (A) and a second reservoir 20 containing the part (B); wherein a plunger is positioned in each reservoir for simultaneously forcing part (A) and part (B) into the static mixer. | 10-11-2012 |
20120295221 | MIXING AND DISPENSING CONTAINER - A container ( | 11-22-2012 |
20120322028 | DENTAL SYRINGE - A dental syringe including a hollow piston having threads on the inner wall thereof, and an exterior threaded rod disposable within the hollow piston and upon rotation of the rod moving the piston longitudinally for dispensing dental material from the syringe. | 12-20-2012 |
20120329006 | TISSUE MANAGEMENT IMPRESSION MATERIAL AND DISPENSING SYSTEM - Disclosed herein are a tissue management impression material and a method of application into the sulcus of a patient, whereby the tissue management impression material is a part of the final dental impression made when manufacturing a dental device, such as a crown. | 12-27-2012 |
20130034830 | INJECTOR FOR DENTAL IMPLANTS - The present invention relates to an injector for dental implants, comprising: a main body which is formed into an annular tube, the entirety of which is formed so as to have a gentle curvature, and the center of which has a through-hole; and a piston inserted into the through-hole of the main body so as to press the contents in the main body, wherein the piston is made of a flexible material which can be elastically transformed, and a packing is coupled to the leading end of the piston. The main body and the piston of the injector for dental implants according to the present invention have gentle curvatures, and therefore the leading end of the injector can be accurately positioned at a hole formed in the bone of a patient, and the contents in the injector can be easily injected into the hole formed in the bone without leaking to the outside. | 02-07-2013 |
20130065196 | SYRINGE AND METHOD FOR DOSED DISPENSING OF MATERIALS - A syringe for dosed dispensing of material, in particular of free-flowing and/or pasty dental material, includes a sleeve for accommodating material and a piston inserted into the sleeve defining an inner sleeve chamber and which has a piston member, a frictional engagement element which abuts an inner wall of the sleeve, and an elastic element coupling the frictional engagement element and the piston member, wherein the elastic element can be tensioned, on insertion of the piston and/or of the piston member into the sleeve, by means of a relative lag of the frictional engagement element in relation to the piston member, wherein by relaxing the elastic element it is possible for the piston member to be expelled at least partially from the sleeve while the frictional engagement element remains motionless, to increase the volume of the inner sleeve chamber. | 03-14-2013 |
20130101955 | DEVICE FOR DISPENSING MATERIAL - Provided is a capsule for storing and dispensing dental material. The capsule comprises a cartridge for the dental material, and a nozzle. The nozzle being pivotable with respect to the cartridge between a first position in which the capsule is closed for storage and a second position in which the capsule is opened for dispensing the dental material. One of the nozzle and the cartridge comprises a bearing member and the other one of the nozzle and the cartridge comprises a bearing shell, wherein the bearing member and bearing shell form a pivot. Upon pivoting the nozzle from the first to the second position, the seal between the bearing member and the bearing shell is improved. | 04-25-2013 |
20130115569 | Method and Related Devices for Mixing Two Injectable Compositions Prior to Injection - This invention relates to a method for mixing a first injectable liquid pharmaceutical composition and a second injectable composition within an injection device, said injection device including: ·a generally cylindrical shell in which a cartridge is lodged or a generally cylindrical barrel, ·at one first end of the generally cylindrical barrel or the generally cylindrical shell, a plunger, the plunger being mounted on the barrel or shell, ·at a second end opposite the first end of the generally cylindrical barrel or the generally cylindrical shell, is provided a needle assembly support member, on which may be mounted a needle assembly, said needle assembly comprising means to be mounted on the needle support member, and further comprising: -at least one hollow cannula for transportation of liquid from the barrel or cartridge to the body of the patient; -and at least one hub surrounding part of the cannula and attached to cannula; said hub possibly including a hollow part; characterized in that the first injectable composition is within the cylindrical barrel or within the cartridge lodged in the cylindrical shell and the second injectable composition is associated with the needle assembly, and further characterized in that the mixture of said first and said second composition occurs in the hub, in the cartridge, or in the cannula or the barrel. The invention also relates to said needle assembly and to said injection device. | 05-09-2013 |
20130130197 | SYRINGE-TO-SYRINGE MIXING SYSTEMS AND RELATED APPARATUS AND METHODS - A hollow syringe barrel for use in syringe mixing systems for mixing a two-component composition. A hollow body of the syringe barrel includes a proximal end, a distal end, and continuous cylindrical wall defining an internal chamber for containing a first component. A rupturable membrane disposed at the distal end caps and seals off a single dispensing orifice. A second syringe barrel can be coupled to the distal end of the hollow syringe barrel to form a syringe-to-syringe mixing system. First and second plungers disposed within the hollow syringe barrel and second syringe barrel, respectively, are used to mix and cycle back and forth first and second components initially contained within the hollow syringe barrel and second syringe barrel. The two components are initially separated by the rupturable membrane, which is irreversibly ruptured by applying sufficient pressure to the first plunger within the hollow syringe barrel prior to mixing. | 05-23-2013 |
20130149664 | SYRINGE APPARATUS - The present invention is designed to prevent or reduce anxiety in child or adolescent patients undergoing dental or medical procedures through a design to conceal or hide elements of a traditional syringe. The use of an opaque sleeve or exterior surface shaped in a manner other than a tube is used to conceal the interior of the syringe barrel, mask the plunger, and partially obstruct the view of the cannula assembly. | 06-13-2013 |
20130177870 | DENTAL MIXING DEVICE - The present invention includes an improved dental mixing device with a barrel, a mixing tip, and a plunger. The plunger moves dental material through the barrel where it is mixed using a mixing tip. The mixing tip includes an auto-aligning fitting female element configured to align with an auto-aligning fitting male element of the barrel. This auto-alignment simplifies the attachment between the mixing tip and the barrel, saving the user the time and effort. The mixing tip also includes a seal component with a soft material (or component) to insert into the auto-aligning fitting element which is a hard material (or component) to achieve an ideal seal. The seal component and auto-alignment fitting element can be combined together into one component instead of two components. | 07-11-2013 |
20130189643 | Dental Needle and Sliding-Sheath Capping System - An improved safety needle cap for disposable needles used on dental syringes, or on syringes of similar design, that may be removed and replaced without risk of a needle stick injury. This is accomplished by fitting a needle cap to the needle hub so that it can slide down over the syringe body and lock in place while in use. The cap will then slide back over the needle and lock in place, covering the needle cannula while not in use. In this way the user's digits are continuously below the needle, decreasing the chance for puncture. The device will use a single cap that will cover both cannulas of a double sided needle, rather than the dual cap system commonly used. | 07-25-2013 |
20130203011 | DENTAL PASTE DISPENSING DEVICE AND METHOD OF USE - A dental paste dispensing device having a modified dispensing end for atraumatic contact with soft tissue is disclosed. The dispensing device includes a needle having a dispensing end with a terminal edge for dispensing the dental paste to a location in a patient mouth containing soft tissue, wherein the dispensing end includes an atraumatic modification. The modification comprises one of a non-metal coating on an outer surface of the dispensing end, a plastic tip member over the dispensing end, or a decreasing diameter at the terminal edge from a first point on the outer surface to a distal-most point of the outer surface. | 08-08-2013 |
20130216975 | Dispensing Container for Dental Compound - A dispensing container for dental compound, wherein said dispensing container comprises a housing, on the inside of which a slide surface is formed that is intended for engagement with a plunger. The housing encloses an interior and is provided with an outlet channel. A portion of a needle is inserted into the outlet channel. A gap is present between the circumference of the needle and the outlet channel. An adhesive is introduced into the gap. A method also produces a dispensing container of this kind. | 08-22-2013 |
20130224681 | DECORATIVE CUT-OUT FOR DENTAL DEVICE - A decorative cut-out is provided for application to a dental device. The decorative cut-out includes a decorative design that incorporates a structural feature of the dental device to portray an object selected to alleviate an anxiety of a patient. | 08-29-2013 |
20130260335 | DISPENSING DEVICE FOR A DENTAL SUBSTANCE AND METHOD OF MAKING SUCH A DEVICE - This disclosure is directed, inter alia, a method of making a dispensing device for dispensing a substance comprising a step of providing a mold having a mold space for receiving a solidifyable material. The method further comprises steps of providing a valve member having a first portion formed between first and second areas of an outer surface of the valve member; placing the valve member into the mold space such that at the first area is isolated from the mold space and at least part of the second area is within the mold space; displacing the first portion at least partially relative to another portion of the valve member; and solidifying the material in the mold space and thereby fixing the displaced first portion in place. In one embodiment, the method helps minimizing manufacturing costs and maximizing shelf life of a device filled with substance. | 10-03-2013 |
20140023985 | NEEDLELESS INJECTOR WAND ASSEMBLY - A needleless injector syringe includes a tubular barrel containing a first chamber for receiving a liquid, a nozzle on a front end of the barrel, a piston which drives a plunger for discharging the liquid through the nozzle, a second chamber in which the piston slides, a third chamber in fluid communication with the second chamber for receiving gas from said second chamber during forward movement of the piston, and for carrying gas to the second chamber to cause the piston to retract, and a breach plug closing a rear end of the barrel for directing gas under pressure alternately against the rear end of the piston and to the third chamber for driving the piston between the discharge position and a retracted position. | 01-23-2014 |
20140023986 | MOTORIZED SYRINGE FOR USE WITH TWO TYPES OF DENTAL ANESTHETIC SOLUTION-CONTAINING CARTRIDGES - A motorized syringe for use with two types of dental anesthetic solution-filled cartridges, having a plunger plug in the 1.8 ml cartridge pushed by a push rod by a length required to push a plunger plug in the 1.0 ml cartridge. The syringe includes a cartridge holder for use with 1.0 ml and 1.8 ml cartridges, the push rod having a 1.0 ml position and a 1.8 ml position drawn back from the 1.0 ml position so that push rod movement can end at a common terminal position for both, a sleeve adapted to receive the push rod rear end when pushed back from the common terminal position, and to be not interfered with by the push rod's rear end when it is in the 1.0 ml position, the sleeve being pushed rearward with the push rod's rear end when pushed back to the 1.8 ml position. | 01-23-2014 |
20140106299 | DISPENSING DEVICE FOR A DENTAL MATERIAL - A dispensing device for a dental material comprises a cartridge having an outlet nozzle which forms a passageway for the dental material. The dispensing device further comprises a closure which is placeable on the outlet nozzle for sealing the cartridge. The closure comprises a pin for extending into the passageway, and is further adapted to seal with an outer surface of the outlet nozzle. The dispensing device is further adapted such that the pin is displaceable from the passageway by dental material dispensed from the cartridge, wherein the displacement causes the closure to release from the outlet nozzle. The invention may provide for relatively easy operation of the dental dispensing device. | 04-17-2014 |
20140170594 | DUAL MEDICAMENT CARPULE FOR DENTAL SYRINGES - A carpule for a dental syringe provides an internal piston disposed between a front septum and a rear plunger. The internal piston is hollow and includes a thin membrane front. The internal piston is designed to offer minimum resistance to movement in the carpule body to allow for aspiration and for easy dispensing. The internal piston divides the carpule into two anesthetic chambers, allowing an anesthetic without a vasoconstrictor and an anesthetic with a vasoconstrictor to be dispensed sequentially in a single injection and without causing undue trauma to the patient. | 06-19-2014 |
20140212836 | Composite Capsule and Method for Dispensing a Dental Compound - A composite capsule for receiving and dispensing a dental compound. The composite capsule has a receiving space, which is surrounded by a capsule wall and which extends between a discharge opening and a receiving opening, wherein the discharge opening is arranged at a front end of the receiving space, and the receiving opening is arranged at a rear end of the receiving space. The composite capsule comprises a support face, which protrudes outward in relation to the capsule wall and which is oriented in the direction of the front end. The support face is interrupted by a thread recess. By way of the thread recess, the composite capsule can be connected to a storage container, in order to introduce a desired amount of dental compound into the composite capsule. | 07-31-2014 |
20140335471 | CAPSULE FOR DENTAL RESTORATIVE MATERIAL - A dental restorative material capsule for mixing and dispensing two flowable materials and dispensing the resulting mixture, comprises a mixing chamber with a removable partition separating the flowable materials prior to use, a plunger for dispensing the contents of the mixing chamber and a dispensing tip for applying the resulting mixture to the desired area. | 11-13-2014 |
20150030992 | Dental Wax Applicator - A system enabling precise control of dental wax application by fine temperature control includes a PID thermostatic controller, at least one cartridge heater and a temperature sensor. The cartridge heaters are embedded in a heater block containing heating that transfers heat to a barrel of a wax applicator when the barrel is intermittently placed into a heating chamber of the block. | 01-29-2015 |
20150079539 | DENTAL MIXING DEVICE HAVING AN AUTO-ALIGNING MIXING TIP - A dental mixing device with a barrel, a mixing tip, and a plunger. The plunger moves dental material through the barrel where it is mixed using a mixing tip. The mixing tip includes an auto-aligning fitting female element configured to align with an auto-aligning fitting male element of the barrel. This auto-alignment simplifies the attachment between the mixing tip and the barrel. The mixing tip also includes a seal component with a soft material (or component) to insert into the auto-aligning fitting element which is a hard material (or component) to achieve seal. The seal component and auto-alignment fitting element can be combined together into one component instead of two components. | 03-19-2015 |
20150093715 | VISCOUS MATERIAL CONTAINER WITH EXPANDABLE BEND - Provided herein is a viscous material container that is not likely to form continuous streaks or asperities on the surface of a viscous material discharged from the viscous material container even if the viscous material is highly viscous. A third section of a housing includes a wall having a wall portion that is positioned radially outwardly of a continuous angular portion with respect to a second imaginary center line, and extends along the continuous angular portion. The wall portion is configured to expand radially outward when a dental viscous material pushed out from a discharge port. | 04-02-2015 |
20150118646 | APPLICATION TIP AND SYSTEM FOR DISPENSING A DENTAL MATERIAL - An application tip for dispensing a dental material has a tubular dispensing end made of a plastic material. The dispensing end being formed of a circumferential wall having a thickness T | 04-30-2015 |
20150320646 | DENTAL CURABLE COMPOSITION AND DENTAL FLOWABLE COMPOSITE RESIN - The present invention provides a dental curable composition suitable as a flowable composite resin. The dental curable composition, when in the form of a cured product, has excellent mechanical strength, polishability, and gloss retention, and, when in the form of a paste, has consistency appropriate for discharge through a needle attached to the tip of a syringe and exhibits good formability and handling properties after discharge through the needle. The present invention is a dental curable composition including: a polymerizable monomer (A); irregularly-shaped inorganic particles (B) having an average particle diameter of 0.1 to 0.3 μm and surface-treated with a silane coupling agent having a particular structure; and inorganic ultrafine particles (C) having an average particle diameter of 5 to 50 nm and surface-treated with a silane coupling agent having a particular structure, the dental curable composition containing 92.5 to 98 weight % of the irregularly-shaped inorganic particles (B) and 2 to 7.5 weight % of the inorganic ultrafine particles (C) relative to the amount of total inorganic particles and having a consistency of 25 to 55. | 11-12-2015 |
20150342705 | DENTAL SYRINGE - Provided is a dental syringe that enables easy discharge of air within a syringe body | 12-03-2015 |
20150342714 | Dispensing Container for Dental Compound - A dispensing system comprising a discharge tool in the form of a compule gun and a replaceable dispensing container in the form of a compule for dental compound. The dispensing container comprises a housing, on the inside of which a slide surface is formed that is intended for engagement with a plunger. The housing encloses an interior and is provided with an outlet channel. A portion of a needle is inserted into the outlet channel. A gap is present between the circumference of the needle and the outlet channel. An adhesive is introduced into the gap. A ram in the discharge tool engages the plunger. A method also produces a dispensing system of this kind. | 12-03-2015 |
20160015495 | ADAPTERS, TIPS, AND DENTAL ASSEMBLIES - An adapter for coupling a compule with a dental handpiece including a piston. The compule contains a dental material. The adapter includes a coupling portion that defines openings for attaching the adapter to the compule and for attaching the adapter to the dental handpiece. A plunger portion extends through one opening and engages the piston. A breakable tab connects the coupling portion and the plunger portion and breaks during dispensing of the material. The plunger portion is then movable relative to the coupling portion. A tip for use with the dental handpiece includes a housing that defines a chamber. A needle extends from the housing and defines a lumen having an opening from which the dental material is dispensed. A plunger slides within the chamber to push the dental material through the lumen and includes a rib that seals the plunger against the chamber during sliding movement of the plunger. | 01-21-2016 |
20160045283 | A PLUNGER ASSEMBLY AND A CAPSULE FOR DISPENSING A DENTAL MATERIAL - A plunger assembly for a cartridge for dispensing dental material. The plunger assembly has a receptacle, an activator, and a passageway extending through the receptacle along a longitudinal axis. The passageway forms a chamber for storing at least a component of the dental material and has an outlet for the chamber. The activator has a piston for extruding the component from the chamber and a plug for the outlet. The activator is movable to unplug the outlet and to subsequently extrude the component in a single stroke. The plunger assembly helps for reliably emptying the chamber and helps facilitating dispensation of dental materials. | 02-18-2016 |
20160074136 | PEN-LIKE DISPENSER FOR A DENTAL MATERIAL - A pen-like dispenser for dispensing a dental material has a handle and a cover which are attached for rotation relative to each other about a longitudinal axis of the dispenser, and a cartridge for holding the dental material and a screw plunger for extruding the dental material from the cartridge by screwing action. The cartridge and the cover in combination form a rotary slide valve which is operable by rotation about the longitudinal axis between a storage position, in which the cover closes a dispensing outlet of the cartridge, and a dispensing position, in which an opening in the cover opens the dispensing outlet of the cartridge. A relative rotation between the screw plunger and the handle about the longitudinal axis is restricted, and a relative rotation between the cartridge and the cover about the longitudinal axis is enabled within a predetermined rotation angle and restricted otherwise. | 03-17-2016 |
20160089216 | Syringe - The invention has a syringe, in particular for viscous or liquid dental materials. Said syringe is provided with a syringe housing | 03-31-2016 |
20160151125 | DEVICE FOR DISPENSING A DENTAL MATERIAL | 06-02-2016 |
20160166356 | DEVICE FOR DISPENSING A DENTAL MATERIAL | 06-16-2016 |
20160193018 | DEVICE FOR DISPENSING A DENTAL SUBSTANCE | 07-07-2016 |
20180022526 | Multi Chamber Delivery System | 01-25-2018 |