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| Number | Title | Issue Date |
| 7335022 | Dental bite impression wafer for identification purposes that also captures DNA-bearing materials A dental bite impression wafer that also captures the user's saliva and cheek cells. The wafer is made from a thermoplastic material that softens when warmed and that defines opposed posterior edges. The wafer carries one or more structures such as posts that are ad... | 02/26/2008 |
| 7311521 | Interproximal cavitation detection device and method The present invention is direct to a device and method for diagnosis of enamel cavitation of an interproximal dental surface. And in particular, the invention is directed to a device and method for diagnosing enamel cavitation of an interproximal tooth surface that ... | 12/25/2007 |
| 7311103 | Method for treating obstructive sleep apnea syndrome The invention describes a method for treating Obstructive Sleep Apnea Syndrome (OSAS) utilizing positive airway pressure (PAP) by creating a single-piece, dual arch airway orthotic, using said orthotic to obturate the oral cavity via an acrylic seal between the uppe... | 12/25/2007 |
| 7305990 | Mouth guard and kit A user-fabricated mouth guard wherein the user's teeth and gums are not directly exposed to the uncured mouth guard material. The uncured mouth guard material is pliant at room temperature and does not have to be heated to form and shape the mouth guard. The cured m... | 12/11/2007 |
| 7270540 | Adjustable dental impression tray and methods for using same An adjustable dental impression tray including a first arcuate member and a second arcuate member configured to selectively engage the first arcuate member. The first and second arcuate members forming a channel adapted to receive a quantity of impression material. ... | 09/18/2007 |
| 7252507 | Thermoplastic wafer for a dental impression for identification purposes A method and article for providing identification means, comprising taking an impression of teeth with a thermoplastic wafer of special configuration such that the wafer receives an impression which gives the size, shape and anatomy of each tooth from the occlusal s... | 08/07/2007 |
| 7220123 | Device for registration of the dental bite An improved device for registration of dental bite provides a possibility to make accurate impression of the patient's dental bite and includes the first portion and second portion. The first portion comprises a first mouth portion and a first handle portion, and th... | 05/22/2007 |
| 7137813 | Dental impression dam system A dental impression dam system utilizing an open tray forming a basin for dental impression material. The basin of the tray includes a gap at an extremity of the same. A flexible band of material bridges the gap of the tray basin and interacts with the dental materi... | 11/21/2006 |
| 7137814 | Dental treatment tray comprising a plasticized resin for improved moldability and conformability A dental treatment tray used to provide a desired treatment is injection molded from a composition that includes at least one thermoplastic resin and at least plasticizer. The plasticized thermoplastic resin permits the dental treatment tray to be injection molded e... | 11/21/2006 |
| 7101179 | Kit and method for taking a dental impression A kit for taking a dental impression comprises a thermoplastic material for bite registration on one jaw side, an impression compound for taking an impression of the opposite jaw side, and a tray for receiving the thermoplastic material on one side and the impressio... | 09/05/2006 |
| 7101178 | Dental impression method and device A dental impression device (100) which has a buccal support (1a), a lingual support (1b), and a joining section (1c). The buccal support (1a) is disposed towards the buccal side of a dental arch; the lin... | 09/05/2006 |
| 7021929 | Dental impression tray An improved dental impression tray provides an improved retentive force for the dental impression material contained therein by incorporating a plurality of projections and panels on its tray walls. Upon taking a dental impression, the dental impression material flo... | 04/04/2006 |
| 6964568 | Dental apparatus for recording the interdental relationship of anterior teeth Dental apparatus for recording the interdental relationship of anterior teeth has an open frame and a handle. A bite tray (9) is secured within the frame so that impression material applied to the bite tray can be readily manipulated between a patient's anter... | 11/15/2005 |
| 6913461 | Triple tray with flexible joint An apparatus and method to avoid dental impression material distortion comprised of dental impression triple tray with a flexible hinge rendered inflexible by a light-cured compound. The curing light is conveyed by an optical fiber assembly. Accurate simultaneous im... | 07/05/2005 |
| 6902398 | Bite tray with removable insert Dental apparatus for recording the interdental relationship of posterior teeth has spaced apart longitudinal supports (1, 2) between which longitudinal side members (7, 8) of a bite tray (5) are releasably engaged. The bite tray has supporting m... | 06/07/2005 |
| 6835065 | Dental impression tray A dental impression tray for obtaining an impression of a patient's dentition has a pair of spaced apart limbs spanned by a support for impression material. Each limb has a buccal wall that extends beyond the level of the support and a lingual row of spaced apart pr... | 12/28/2004 |
| 6817861 | Dental impression dam system A dental impression dam system utilizing an open tray forming a basin for dental impression material. The basin of the tray includes a gap at an extremity of the same. A flexible band of material bridges the gap of the tray basin and interacts with the dental materi... | 11/16/2004 |
| 6749428 | Dental impression tray An improved dental impression tray provides an improved retentive force for the dental impression material contained therein by incorporating a plurality of projections and panels on its tray walls. Upon taking a dental impression, the dental impression material flo... | 06/15/2004 |
| 6527549 | Two-part dental impression tray A dental impression tray having two identical one half parts in which each part can be used for making a partial dental impression and wherein the two one half parts can be removably combined for a full mouth impression of a patient.... | 03/04/2003 |
| 6450808 | Dental impression tray A dental impression tray having a pair of spaced and outwardly flared sidewalls with a layer of material, such as gauze, netting, plastic or the like, or a rigid material, extending perpendicularly between the sidewalls. The sidewalls, furthermore, are di... | 09/17/2002 |
| 6206693 | Buccal impression registration apparatus, and method of use An apparatus and method for forming dental impressions to record the bite registration of a patient's teeth. In accordance with the present invention, an impression is taken of a predetermined set of teeth on each side of the patient's mouth in the buccal... | 03/27/2001 |
| 6080598 | Method of producing semiconductor laser element with mirror degradation suppressed In a method of producing a semiconductor laser element with suppression of mirror degradation by the laser light which can operate stably with a high output power, a laser wafer is prepared to have a layered structure of semiconductor layers including an ... | 06/27/2000 |
| 5820372 | Dental impression tray A disposable bite tray received in a bite tray holder, having interconnected buccal and lingual support members, slidingly receiving the disposable bite tray, having a buccal plate member and a lingual plate member, that holds more material along the oute... | 10/13/1998 |
| 5733118 | Dental impression tray A dental impression tray contoured to fit over at least a portion of a patient's dentition is provided. The dental impression tray includes a wall portion and an elongate rib adapted to extend along the wall portion. The elongate rib and wall define a cha... | 03/31/1998 |
| 5636985 | Dental impression tray The modulus of elasticity and yield strength of a rigid core rod are set within predetermined limits as to limit the elastic deformation and prevent plastic deformation of a dental tray during multiple impression taking, bite registration and subsequent h... | 06/10/1997 |
| 5520539 | Dental impression tray for optional partially toothless jaw and toothless jaw with implants The dental impression tray for optional partially toothless jaw and toothless jaw with implants consists of a basic impression tray (1) and of a paired impression tray (2) freely arrangeable and positioned upon it, whereat the tray (1) is executed basical... | 05/28/1996 |
| 5513985 | Dental impression tray A dental impression tray is disclosed herein having a pair of spaced-apart arcuate walls having a common radial center and wherein the opposing wall surfaces define a work area for holding a quantity of dental impression material. A thin plastic embedded ... | 05/07/1996 |
| 5316474 | Dental impression tray A dental impression tray is disclosed herein having a pair of spaced-apart arcuate walls having a common radial center and wherein the opposing wall surfaces define a work area for holding a quantity of dental impression material. A thin plastic embedded ... | 05/31/1994 |
| 5102335 | Full arch impression and checkbite frame An improved dental full arch and impression checkbite frame which includes an outer lingual arch and an inner labial arch which are each provided with a longitudinally extending slot for receiving and supporting therein a porous membrane which is adapted ... | 04/07/1992 |
| 4907966 | Impression tray for retention of impression material A dental impression tray of substantially rigid material having impression material retention means for enhancing the retention of the impression material to the tray during the removal of the tray/impression material from the mouth after taking of an imp... | 03/13/1990 |
| 4689010 | Dental impression tray A dental impression tray includes a tray portion anatomically contoured to fit over at least a part of a patient's upper and/or lower dentition of which an impression is to be obtained. The tray portion is loaded with impression material and situated oppo... | 08/25/1987 |
| 4652237 | Dental impression tray This invention relates to a dental impression tray having a U-shaped rim that can be positioned about the upper teeth of a patient. The upper posterior end of the impression tray is closed by a dam made of a preferably pliable material. Openings are provi... | 03/24/1987 |
| 4472140 | Bite registration device A carrier for introducing bite registration material between occlusal surfaces of teeth, comprising a frangible film weakened to minimize its ability to stimulate the proprioceptive neuromuscular mechanism associated with jaw motions.... | 09/18/1984 |
| 4449927 | Dental bite relator A dental instrument for simultaneously taking an impression and a bite has a pair of parallel elongated bite tray holders which are laterally spaced apart and are connected together at one of their adjoining ends by a connector wire loop. A manipulating h... | 05/22/1984 |
| 4204323 | Dental impression tray A dental tray is provided using a molded plastic. One form of tray includes buccal and lingual walls defining a series of recesses or indentations on opposed wall faces. When in use, a flexible impression support is applied to the walls and is coated with... | 05/27/1980 |
