Abstract: An anatomical mouthmember for the prevention of oro-maxillo-facial traumas, resulting in particular from sporting activities, as a mouthguard or a mouthpiece comprise at least one cavity for housing a dental arch, which cavity is bounded by a base wall of controlled thickness and by side walls which are connected to the base wall, are anatomically preformed and are shaped with a profile complementing the shape of the average surface of the natural teeth and gums of a statistically predetermined set of individuals. (FIG.

Abstract: A bite-block for protecting the mouth of a patient receiving electroconvulsive therapy includes a U-shaped frame made from a unitary piece of a flexible material, such as expanded polyethylene foam, having a first side and an opposite second side. The U-shaped frame includes a body portion and two spaced-apart lobes extending therefrom. The two lobes define a gap therebetween. A force absorbing pad extends upwardly from the first side along at least a portion of each of the two lobes. A handle portion may be added so that the frame is Y-shaped.

Abstract: A uniquely constructed mouthguard designed to minimize discomfort and speech interference associated with conventional mouthpieces includes a pair of posterior portions for encompassing the posterior teeth that are interconnected with a front wall. The front wall overlays a substantial portion of the front surface of the anterior teeth but terminates at a predetermined distance from the lower edge thereof. Accordingly, a wearer's tongue is free to engage the exposed lower edge of the anterior teeth so that the wearer can speak clearly while the device is being worn. Each posterior portion includes an inner and outer wall with the inner wall terminating at the gum line so as to minimize discomfort to the wearer.

Abstract: An occlusal splint is prepared by forming a wax pattern of a patient's bite corresponding to a desired occlusal spacing and fitting the pattern to working models of the patient's jaw teeth to duplicate the spacing in the models. A splint preform of light-curable octadecyl methacrylate composite material is applied to the model after which the occlusal impression is duplicated in the preform. The preform is then cured under high intensity light and then polished to complete the finished splint.

Abstract: A triple layer mouthguard apparatus has a U-shaped mouthguard base with an elastomeric frame embedded therein. The frame includes a wave-shaped contact surface. The mouthguard base includes inner and outer side walls defining an upper channel which has a liner disposed therein. The liner is adapted to form around the teeth when softened. The liner engages the teeth of the upper jaw and is made of a material that softens at a temperature lower than the material of the mouthguard base and becomes softer than the material of the mouthguard base when hardened.

Abstract: A lip guard is provided for protecting the lips of brass and woodwind players who wear braces. Each lip guard comprises a strip of thermoplastic material that is heated, molded into place over the teeth and braces of the musician, and then allowed to cool. The lip guards thus provide a smooth, protective barrier between the musician's lips and braces that protects the lips against chaffing that might occur as the mouthpiece of a musical instrument presses back against the musician's lips. The lip guards can be removed from the teeth quickly and easily between performances and can be reused from performance to performance. If adjustments are made to the musician's braces, the lip guards can be easily and conveniently reheated and remolded to accomodate the new shape.

Abstract: A flavored and medicated therapeutic mouthpiece for causing a mouth to salivate and for dispensing medicine to heal wounds and sores within the mouth. The flavored and medicated therapeutic mouthpiece includes a pliable U-shaped member insertable into a mouth of a user. A first flavored coating is disposed on the U-shaped member. A second flavored coating or a layer of medicine may also be applied to the U-shaped member. The U-shaped member may be hollow and have a cold temperature storage medium stored therein.

Abstract: An oral protector, especially for use by patients during electroconvulsive therapy (ECT) consists of a flat unitary member which is preferably stamped from a flat sheet of material. The protector is elastic and formed of a closed-cell material, such as polyurethane plastic resin or artificial rubber. It has an elongated, generally elliptical shaped central opening which acts as an air passage.

Abstract: A mouthguard (15) made from an orally acceptable plastics material. The mouthguard has a plurality of enclosed cavities (11) as spaced locations arranged in at least a substantial part of the mouthguard.

Abstract: A performance enhancing and force absorbing dental appliance adapted to lie within the mouth of an athlete consists of an occlusal posterior pad made of triple composite material with a base having a top layer of impressionable material, an intermediate layer of hard material and a somewhat impressionable bottom layer, engageable with the occlusal surfaces to space apart the upper and lower teeth, to absorb shock and clenching stress. An adjustable arch adapted to expand and contract to be molded to the palate is provided connecting the posterior pads together within the mouth and out of the way of the tongue to maintain the position of the occlusal posterior pads within the mouth during use and to prevent loss of the pads such as by swallowing. An optional expandable stiffener may be embedded in the arch. Optional protrusions extend from the bottom layer through the intermediate layer and top layer to engage the central fossae of the molar teeth.

Abstract: An oral appliance device and method are provided for suppressing the appetite for weight control. The oral appliance device includes a substantially U-shaped channel for receiving the upper teeth of the wearer and a roof portion that conforms to the roof of the wearer's mouth. The roof portion includes an upwardly protruding rear tab portion that contacts the roof of the mouth substantially at the juncture between the soft and hard palates. A lower surface of the roof portion contacts a top surface of the tongue at substantially a rear portion thereof. The method includes fitting the oral appliance device to the wearer's mouth by deforming the device by hot water or the like to conform to the wearer's mouth and then cooling it down, inserting the fitted device in the mouth such that the upper teeth are received in the channel and the upwardly protruding rear tab portion contacts the roof of the mouth and the roof portion lower surface contacts the tongue.

Abstract: A mouthguard includes a U-shaped upper bite plate which removably fits over upper teeth of a person, the upper bite plate including an upper lingual side, an upper buccal side and a lower side which connects together the upper lingual and buccal sides in a U-shaped cross-sectional configuration, the lower side having a lower exposed surface, and the entire upper bite plate being made from a soft, deformable and edible gummi candy; and a U-shaped lower bite plate which removably fits over lower teeth of the person, the lower bite plate including a lower lingual side, a lower buccal side and an upper side which connects together the lower lingual and buccal sides in a U-shaped cross-sectional, the upper side having an upper exposed surface, and the entire lower bite plate being made from a soft, deformable and edible gummi candy.

Abstract: This invention is a ready-made bite control point which aims at easing the dentist to form the projections on the tooth side without a specialized tool and comprises a swelling to be fitted into a side hollow of a positioner for tooth-straightening employed in the dental treatment of open bite.

Abstract: A flat blank of circular segmental shape having a recessed chord and made of thermoplastic material is heated in a bath of hot water in the range of 145 degrees F. (63 degrees C.) and 160 degrees F. (71 degrees C.) to render the material soft and supple. The blank is then manipulated and pressed in applying it to a dental arch for forming a facing alongside the oral cavity into which a throat insert is to be inserted for protecting the teeth of the arch from being injured, such as by being cracked or chipped, by impact with the teeth of such a throat insert or its appendages.

Abstract: A guard for teeth having braces having lateral connectors therebetween comprises: an upper shield having an exterior wall adapted to encircle a person's teeth in their upper jaw; and, a lower shield having an exterior wall adapted to encircle a person's teeth in their lower jaw, said said shields extending downwardly generally the length of the teeth, and then across the biting surface of the teeth, and then partially along an inward length of the teeth. The shields have spaced hooks for positioning which are adapted to extend inwardly to the teeth and along an inward side portion of the lateral connectors between the braces. The hooks are adapted to extend from a top portion of the upper shield over and behind the connectors so that the shield will stay positioned on the teeth when a user opens their mouth and from a bottom portion of the lower sheild under and behind the connectors.

Abstract: A mandibular advancement, or positioning, device which uses elastic bands to pull the jaw forward is disclosed. The appliance has an upper base conforming to the patient's maxillary dentition soft tissue and palate, the upper base having a set of retention hooks, one on the right and one on the left anterior occlusal portion of the upper base. The appliance also has a lower base conforming to the patients mandibular dentition and soft tissues, the lower base having a set of interchangeable, slide-in posterior occlusal bite planes. These bite planes open the bite vertically in varying amounts depending on which bite plane is utilized, and also provide connection points for the elastic bands on the lower base. O-ring elastic bands or other elastics are attached to both the retention hooks and the bite planes hooks, to pull the mandible forward for treatment of snoring and sleep apnea.

Abstract: A snore prevention apparatus comprising an upper and a lower mouthpiece. The two mouthpieces are conjoined by slideable securing means so that each mouthpiece may move with respect to the other. An air conduit is present between the upper and lower mouthpiece. The apparatus is placed within the user's mouth during sleep periods such that the user's upper teeth engage the upper mouthpiece and his lower teeth engage the lower mouthpiece. The lower mouthpiece is then slideably adjusted forward to maintain the user's lower jaw forward which results in the user's throat opening being enlarged. As the user sleeps and draws breath through his mouth, air travels through the air conduit to the enlarged throat opening, and may then travel down the throat opening with decreased velocity which results in the elimination of resonance which causes snoring.

Abstract: An endotracheal tube support includes a mouthguard and a tube clip secured thereto. The mouthguard has a generally U-shape with a bottom wall and opposed side walls extending upwardly from opposite edges thereof to enable the mouthguard to be positioned over a patient's upper teeth or gum. The clip is of resilient material and has an elongated cylindrical shape with a longitudinally extending opening extending along the entire length thereof to enable an endotracheal tube to be snapped therethrough. The clip is secured beneath the mouthguard on one side thereof by a fastening device extending from the bottom wall of the mouthguard to a position on the clip substantially opposite the longitudinally extending opening therein.

Abstract: The invention has an object to permit easy and rapid manufacture of an occlusal plane raising plate which does not contain a fluid therein and does not impair relative movement of the upper and lower jaws, and provides a kit for manufacturing an occlusal plane raising plate comprising an occlusal plane raising plate manufacturing member body composed of a soft and thin lower member, an upper member inferior in softness to the lower member, and a path capable of housing a hardenable material, and hardenable materials to achieve the above object.

Abstract: A mouthguard including a U-shaped base portion; an upwardly projecting inner flange portion joined to an inner edge of the base portion; an upwardly projecting outer flange portion joined to an outer edge of the base portion; the upwardly projecting inner flange portion, the upwardly projecting outer flange portion and an upper surface of the base portion forming an upwardly facing U-shaped channel; and the mouthguard being molded from a composition including a light pervious foundation material, and a light reflective aggregate distributed throughout the foundation material.

Abstract: A device is provided for preventing snoring and the grinding of teeth by a user during sleep. The device includes a generally oval plate positioned in the mouth of the user between the teeth and the lips. The oval plate includes an aperture centered therein to accommodate air flow into and out of the mouth. A tab member extends from a first side of the oval plate and through the lips to position the air passage in the flow of air into and out of the mouth when the lips are separated. The device reduces the flow of air into the mouth and hence, reduces the vibration of the uvula, which, in turn, reduces the snoring sound. The device further includes a tapered rib extending along a second side of the oval plate so as to prevent the upper teeth of a user from engaging the lower teeth of a user.

Abstract: One-piece jaw exerciser/strengthener, custom fit, aligned and located over and about the teeth of the upper or lower jaw including one or more resilient substantially tubular members on an exterior surface, which resiliently interface with teeth of the upper or lower jaw. The jaw exerciser/strengthener can be custom formed over a dental casting, or can be formed by heating of the device and biting down to cause a conformed fit to the upper or lower jaw teeth and/or gum area.

Abstract: An adjustable and customized dental appliance for the mouth of an athlete is comprised of a composite occlusal posterior pad for each side of the posterior teeth engageable with the occlusal surfaces to space apart the teeth and to absorb shock and clenching stress. An adjustable band or wire is provided connecting the posterior pads together in front of the anterior teeth and out of the way of the tongue to maintain the position of the occlusal posterior pads within the mouth during use and to prevent loss of the pads such as by swallowing.

Abstract: A kinesiological mouthpiece includes a strap assembly with a bridge, a pair of extensions extending generally rearwardly and outwardly from the bridge and a pair of wings extending generally rearwardly from the extensions. The strap assembly is flexible for forming in a generally U-shaped use configuration. The wings are displaced at a different level from the bridge whereby the bridge can be positioned generally between the lower teeth and the lower lip with the wings approximately located on bite lines of the back teeth. A pair of bitepad assemblies are rotatably and longitudinally-adjustably mounted on the wings and each includes a bitepad with upper and lower contact surfaces for contacting by the back teeth.

Abstract: A compact jaw muscle exercise device that people use to strengthen and tone jaw muscles which includes a generally wedged shape body of plastic having upper and lower surfaces adapted to engage one's teeth. Holes run transversely through the body, which increases the deformability of the exercise device. The exercise device's resistance may be increased by inserting cylindrical members through the holes.

Abstract: A deglutition assisting instrument is provided comprising:a body in a form of a thin elastic plate for being inserted into and supported in a position between an inner lower portion of lower lip and outer surface of lower gum in oral cavity of a patient, andan operative member projecting from the body,wherein the instrument with the body being in the position allows closing of lips of the patient with the operative member extending out of the oral cavity between the lips, andwherein the body is moved following the movement of the operative member, thereby inducing a desired action in the oral cavity or giving stimulation within the oral cavity.

Abstract: An adjustable and customized dental appliance for the mouth of an athlete is comprised of an occlusal posterior pad for each side of the posterior teeth engageable with the occlusal surfaces to space apart the teeth and to absorb shock and clenching stress. An adjustable band is provided connecting the posterior pads together within the mouth and out of the way of the tongue to maintain the position of the occlusal posterior pads within the mouth during use and to prevent loss of the pads such as by swallowing.

Abstract: A mandible extension dental device (10) is provided which includes adjustable upper and lower arch trays (12, 14) and coupling means (16) designed to pull the lower jaw of a user forwardly during sleep, so as to minimize snoring and mild apnea conditions. Each of the arch trays (12, 14) includes a substantially rigid synthetic body (18, 38) equipped with a pair of generally L-shaped, continuous adjustment slots (32, 34 and 46, 48). Thermoplastic molding material (36, 60) within each tray (12, 14) permits custom fitting of the trays (12, 14) to the upper and lower arches of a patient. During such fitting, the tray bodies (18, 38) are adjusted as necessary owing to the provision of the slots (32, 34 and 46, 48) to accommodate the arch configurations of the patient. Once the material (36, 60) hardens, the patient-specific arch configurations are permanently retained. The device (10) can be rapidly fitted in the field without the need for the services of a dentist.

Abstract: A molar protector comprising a pair of right and left molar protecting portions (1) each having faces complementary to the occlusal faces of the corresponding superior and inferior maxillary molars and a connecting portion (3) bridging said molar protecting portions (1), each of said molar protecting portions comprising a top layer, a bottom layer, and an intermediate layer lying between said top and bottom layers, said top layer and bottom layer being respectively made of an easily softenable material, the softening point of which is higher than human body temperature and lower than the boiling point of water, such as a thermoplastic resin, and said intermediate layer being made of an elastic, hardly softenable material which does not soften at temperatures below the boiling point of water, such as elastomer, silicone rubber, synthetic rubber, silicone resin, or high-temperature thermoplastic resin.

Abstract: A single dental appliance that both alleviates snoring and protects teeth from bruxism. The appliance (10) has an upper section (12) which is mounted on the upper jaw. Opposing the upper section (12) is a lower section (14) which is mounted on the lower jaw. Both the upper and lower section have an anterior region (16, 18) and two posterior regions (20, 22; 24, 26). A hard outer shell (32, 34) secures in a soft inner liner (28, 30) which conforms with the teeth and cushions the jaw against impact forces. The hard outer shell (32, 34) serves to protect the teeth against grinding. The combination of the liner and the shell distribute forces associated with grinding.

Abstract: A dentally retained intra-oral appliance worn at night for treatment of snoring and obstructive sleep apnea and its fabrication process. The appliance maintains the patient's mandible in an anterior, protruded position to prevent obstruction of the pharyngeal airway. The appliance allows a limited degree of lateral movement of the mandible relative to the upper jaw in the protruded position to prevent aggravation of the patient's temporomandibular joint and associated muscles and ligaments. The appliance includes a lower bite block conforming to the patient's mandibular dentition, an upper bite block conforming to the patient's maxillary dentition, and a hinge connecting the upper bite block to the lower bite block. The upper bite block and the lower bite block are thin walled polyamide eliminating the need for dental wires to maintain them to the mandibular detention and the maxillary dentition and the problems associated therewith.

Abstract: A new Therapeutic Mouthpiece for alleviating pain and reducing swelling within the mouth. The inventive device includes a pliable U-shaped member sized to fit within a mouth and adapted to generally conform in use to either the upper teeth or the lower teeth of the mouth, and a non-toxic cold temperature storage medium disposed within the U-shaped member. In use, a bottom wall portion of the U-shaped member abuts the occlusal surfaces of the teeth, an inner wall portion of the U-shaped member abuts the lingual surfaces of the teeth, and an outer wall portion of the U-shaped member abuts the buccal surfaces of the teeth and the adjacent gingival surface of the mouth. Accordingly, the cold temperature storage medium is optimally positioned to alleviate pain and reduce swelling within the mouth.

Abstract: A method for forming a mouth guard and apparatus for anatomically conforming the impression material to a user's mouth and teeth. Polyvinyl siloxane base putty is combined in equal parts with polyvinyl siloxane catalyst putty until a uniform amalgam is formed by kneading and mixing. The mass is then formed into a roll of about three inches in length having a thicker center and extended and tapering ends with a one-inch diameter at the center and approximately half-inch diameters at the ends. A bite bar having a lateral handle is pressed through the center of the mass to form grasping means by which the putty-mass-and-bite-bar, or mouth-guard, assembly may be easily handled. A shield (that may have prongs) on the bite bar serves to support and obstruct the passage of the putty mass. Curving the putty mass about the shield and optional prongs serves to conform the putty mass to the anatomical curvature of a user's teeth.

Abstract: A flexible duplex dental tray such that the upper and the lower teeth can be placed in the upper and the lower dental troughs of the flexible duplex dental tray, respectively. The duplex dental tray is made of an elastic material and is has a radius of curvature less than the dentition of the patient such that the tension created by extending the duplex dental tray when it is worn provides additional support for holding the duplex dental tray in place, in addition to pressure for maintaining contact of tooth bleaching materials contained therein.

Abstract: An intraoral orthopedic appliance with adjustment apparatus and method of manufacture adjustably attaches an appliance upper dental part and lower dental part together. One appliance part is arranged to be attached to a patient's upper dental arch and the other to the patient's lower dental arch. The adjustment changes the anterior-posterior relationship of the two parts. The adjustment is provided by a pair of orthodontic screws on buccal segments of opposite sides of the dental arch which connect the two parts together to provide the adjustment. The orthodontic screws are also attached to the lower appliance part such as to provide a limited movement between the two parts. This allows the patient to move the lower jaw a limited amount with respect to the upper jaw.

Abstract: An intraoral semi-custom device for the prevention of chronic tension and common migraine headaches and temporomandibular disorders that are caused by chronic clenching of the posterior mandibular and maxillary teeth by the temporalis muscle. The device includes a trough, curved to correspond to the curvature of the maxillary incisors, from which distally extends a dome shape. The trough and dome are formed from a reshapable synthetic resin sheet material. The trough is retained by a cured in place acrylic resin, which is placed into the trough by a dentist and then placed over the maxillary incisors by the dentist. The cured, now substantially rigid, acrylic fits tightly and retains the device around the wearer's upper incisors. Once in place in the wearer's mouth, the dome will come into contact with one or two lower incisor teeth prior to the posterior teeth coming into contact.

Abstract: The invention relates to a tongue thrust habit oral corrective device designed to be retained by the posterior teeth and to train the tongue to avoid thrusting against the front teeth during swallowing, the device comprising: a teeth-fitting segment adapted to fit under at least the upper first posterior teeth; a palatal bridge extending from the teeth-fitting segment and adapted to avoid contacting the palate; and a downward projection adapted to create, with the teeth-fitting segment and the upper projection, a rearwardly opening pouch or channel in which the user's tongue is engulfed at a central location within the mouth so that the tip of the tongue is positioned properly and accurately for initiating a normal swallow.

Abstract: An intra-oral appliance that is associated with a pair of dental arches and has an attaching strap extending from a mesial region thereof for attachment to an article that is worn by the user of the appliance, characterized in that the attaching strap includes multiple layers.

Abstract: The present invention relates to cold formable mouthguards that provide protection to the teeth, gums, jaw, and joints of the facial region and absorb and dissipate energy that would otherwise be transferred to the jaw, joints and brain, thus minimizing further injuries. A novel feature of the present invention is that the mouthguard can be shaped to retain the contours of the teeth and mouth by simply placing the mouthguard into the mouth and biting down, without the need for first boiling to soften or other complicated shaping step as is required in the prior art.

Abstract: A resilient composition including a thermoplastic material and gas pockets dispersed therein, where the pockets being formed by a blowing agent. A mouthpiece including a resilient thermoplastic material having a quantity of gas pockets dispersed therein. A method of making a mouthpiece achieved by first mixing a predetermined quantity of blowing agent with a resilient thermoplastic material. The mixture is then heated to a predetermined temperature forming gas pockets therein from the decomposition of the blowing agent. The mixture is then ejection molded in a mold to form the mouthpiece. A mouthpiece including a U-shaped base having a U-shaped cross-section. The base including a lower, horizontal floor with upwardly extending inner lingual and outer labial walls and having a posterior section proximate the user's molar teeth and an anterior section proximate the user's canine and incisor teeth.

Abstract: A protective dental shield made from a flexible and resilient material with a planar biting portion for placement between the occlusal surfaces of the upper and lower teeth of a patient and a pair of side walls projecting up and down from the spaced apart side edges of the biting portion to form a barrier between the side surfaces of the upper and lower teeth and the patient's soft tissue areas of the inner cheeks, tongue or lips. The protective dental shield is also provided with an extra-oral portion that extends beyond the patient's mouth when the shield is in place.

Abstract: An improved palate protector for infants and neonates is disclosed. The highly flexible and deformable main body of the palate protector is positioned within the mouth of an infant or neonate between the palatal surface and a orotracheal tube to protect the palatal area, upper inside gum and frenulum of the infant from injury and malformation resulting from the use of the orotracheal tube. A groove in the forward arcuate edge of the main body of the palate protector prevents irritation and injury of the frenulum of the infant. An elongated, highly flexible and tapered front tab projecting from the main body of the palate protector is used to removably secure the orotracheal tube to the palate protector and to the infant or neonate.

Abstract: A performance enhancing and force absorbing dental appliance for the mouth of an athlete is comprised of an occlusal posterior pad for each side of the posterior teeth engageable with the occlusal surfaces to space apart the teeth, to absorb shock and clenching stress. An arch is provided connecting the posterior pads together within the mouth and out of the way of the tongue to maintain the position of the occlusal posterior pads within the mouth during use and to prevent loss of the pads such as by swallowing.

Abstract: An improved snore-preventing device having a mouthpiece insertable into a user's mouth and having an upwardly-facing trough member and a downwardly-facing trough member secured together by a plurality of spacer members in a manner to ensure proper positioning of the user's jaws and having a quantity of thermo-setting resin contained in each of said troughs to fit said mouthpiece to an individual user.

Abstract: A two-piece mouthguard is composed of separate pieces of flat cushioning material which contain pre-formed notches, cutouts and holes that permit the separate pieces to be fitted together into the proper shape and configuration of a mouthguard. A horseshoe-shaped bite plate member includes a pair of left and right curved slots and a frontal interlocking tab joint which secures the bite plate member to a vertical member which after assembly assumes the approximate shape of the dental arch. The vertical member includes a centrally-located slot which receives the interlocking tab on the bite plate member. A handgrip projects from the front of the bite plate member which includes an aperture that may be used to secure a tether.

Abstract: The present invention relates to a mouthpiece having a cavity portion. The cavity portion can be filled with a fluid and frozen. When worn, the frozen fluid will thaw and the fluid can drip into the wearer's mouth through openings in the cavity bottom.

Abstract: An apparatus for intra-oral use including a framework having an upper curved platform and a lower curved platform, each of the platforms being defined by two walls extending from and separated by a floor, a material bonded to the upper and lower curved platform adapted to be molded in a shape suitable for relatively snugly receiving maxillary teeth of a user and for relatively loosely receiving mandibular teeth of the user when the user's mouth is closed in a normal closing arch, and a cavity formed between the upper and lower platforms adapted to receive the tongue of the user.

Abstract: A method and apparatus for fitting a dental device are provided in which an upper arch (12) receives a drive mechanism (16). Drive mechanism (16) is controlled by a controller (32). The drive mechanism (16) allows for translational adjustment of a post (18). Post (18) contacts a lower arch (14), thereby causing a user's lower jaw to extend forward. The post (18) is adjusted for maximum effectiveness in reducing snoring while maintaining comfort. The position of the post (18) is then recorded and a permanent dental device is made with a post in a corresponding position.

Abstract: A device is provided to prevent or reduce night clenching and grinding of teeth, as well as to impede snoring. The device is adapted to be placed into a mouth cavity of a patient and includes a conchiform element which is provided with an outer surface adapted to fit into the mouth cavity at an essentially closed position of upper and lower rows of the teeth. The conchiform element is also provided with an inner surface adapted to enclose a tip of a tongue of the patient entirely within the mouth cavity. An extension is adapted to be located under the tongue and has a notched indentation for receiving a ligament of the patient. A retaining element is fixed to the outer surface through a coupling member of a size sufficiently large enough to prevent sucking by the patient.

Abstract: This invention relates a prototype of a mouth piece characterized as having "H" shaped cross sectional view which is composed of an intermediate web member, outer wall and inner wall and can be loosely installed to dental arch of both maxilla teeth and mandibular teeth.