474results about "Saliva removers" patented technology

An intraoral device for dental isolation and fluid evacuation is disclosed. The device includes a first flap and a second flap positioned adjacent to the first flap to form an evacuation chamber, the second flap including a plurality of peaks and troughs forming a waveform shape at a first edge and a second edge of the second flap, the plurality of peaks and troughs forming a plurality of channels in fluid communication with the evacuation chamber; and an evacuation source connection portion including an opening that is in fluid communication with the evacuation chamber and configured to facilitate fluid evacuation when the evacuation source connection portion is attached to an external vacuum suction device, wherein an interior second flap surface is configured to touch an interior first flap surface at the plurality of troughs at least when suction is applied by the external vacuum suction device.

A oral suction device that incorporates a foldable suction body, a bite block and a suction adapter that is utilized to block the throat cavity. The body draws water, saliva and debris from about a gap along its outer perimeter. The suction body resides in a vertical position in the patient's mouth and is able to expand to allow the transport of large pieces of debris without coming apart. There is a fishtail section of the suction body that anchors it between the teeth and the inner cheek so as to allow the remained of the suction body to block the throat hole.

An endodontic microcannula system for evacuation of root canal contents from a root canal of a patient. The system includes a microcannula for insertion into the root canal, a handpiece for vibrating the microcannula while it is disposed within the root canal, and an irrigation fluid reservoir for supplying irrigation fluid to the root canal, an a vacuum source for drawing the fluid and root canal debris into the microcannula and out of the root canal.

A dental mouthpiece is provided that may be attached to a high-suction dental adapter for the purpose of assisting the dental staff during dental procedures through chair-side, hands-free suction, and isolation. Such a mouthpiece may include a main body portion, a cheek retractor portion, and a suction connector portion. In some embodiments, the main body portion, cheek retractor portion, and suction connector portion (and sub-portions thereof) may be molded in one piece, preferably by injection molding. In an exemplary embodiment, the mouthpiece may be made of a material that is flexible, translucent, conducive to injection molding, high heat-resistant, and autoclavable. Such a material may include silicone. Because the mouthpiece may be made of a high heat-resistant and autoclavable material, such a mouthpiece may be reusable.

Maxillary and mandibular appliances can be mounted to a user's upper and lower jaws. The appliances can include a palatal pad, buccal tubes, hamular notch tubes, and an anterior deprogrammer. The various portions of the appliances can provoke beneficial reactions by muscles in the tongue and jaw area, massage the same muscles, or provide other beneficial effects. A mandibular appliance can include a front portion, and a V-shaped lingual lift pad having members extending outwardly and rearwardly from the front portion, the lift pad members separated by a gap, the mandibular appliance sized to fit in a space completely under the tongue of a user.

The invention relates to the technical field of oral cavity flushers, in particular to an oral cavity nursing flusher which comprises a toothbrush handle, a controller is embedded in the outer wall of the toothbrush handle, a waterproof control switch is arranged on the outer wall of the controller, and a toothbrush head is mounted at one end of the toothbrush handle in a pluggable mode. A plurality of groups of fixing grooves are formed in the outer wall of the toothbrush handle and are respectively positioned on the outer wall of the toothbrush handle; according to the toothbrush, the holding size of the toothbrush handle can be adjusted through the holding adjusting assembly; the temperature of the flushing liquid can be adjusted through the flushing assembly, and the flow speed of the flushing liquid can be adjusted; the flushing waste liquid can be pumped out in time through the backflow assembly, and the situation that follow-up flushing is affected due to accumulation of the flushing waste liquid is prevented; through the flushing assembly, multiple groups of flushing structures can be used for flushing from different angles, and meanwhile, the toothbrush structures of the flushing structures can brush teeth, so that the flushing effect is good.

The invention discloses a maxillary obturator made of a novel material, and relates to the technical field of oral treatment maxillary obturations.The maxillary obturator comprises an obturator base body, the upper surface of the obturator base body is fixedly connected with a reinforcing layer for conducting auxiliary reinforcing on the obturator base body, and the upper surface of the reinforcing layer is fixedly connected with a medical soft silica gel layer; the auxiliary deformation structure abuts against the medical soft silica gel layer through an electroactive polymer arranged in the reinforcing layer. According to the maxillary obturator made of the novel material, the interior of the mouth is scanned through the digital repairing technology, scanned data are collected, a prosthesis can be accurately and rapidly designed, the prosthesis can be accurately and rapidly manufactured through the digital machining and manufacturing technology, and the practicability is high. The medical soft silica gel layer correspondingly deforms and is tightly attached to the upper jaw through the migration volume change of ions in the polymer, so that the change of the internal pressure of the oral cavity is further reduced when the patient swallows and speaks, and the phenomenon of unstable attachment of the plate body is avoided.

The utility model discloses a stomatological moisture-proof former, which belongs to the technical field of medical instruments and comprises a first dental arch plate, a second dental arch plate is mounted on the outer side of the first dental arch plate, and both the first dental arch plate and the second dental arch plate are formed by compression molding of medical transparent thermoplastic polyurethane materials. Positioning assemblies used for assisting in fixing the two dental arch plates are installed at the two ends of the outer sides of the first dental arch plate and the second dental arch plate, a fixing block is fixedly connected to the rear side of the middle of the outer wall of the second dental arch plate, a threaded rod is rotationally connected to the middle of the outer wall of the first dental arch plate, and the tail end of the threaded rod is in threaded connection to the inner wall of the fixing block; the distance between the first dental arch plate and the second dental arch plate can be adjusted by driving the fixed block to move through the threaded rod, and meanwhile, the two dental arch plates and the moisture insulation pad can be stably fixed on the two sides of teeth by matching with the positioning assembly, so that the moisture insulation and forming effects on a tooth area are improved.

The invention discloses a tongue blocking device for mouth rehabilitation based on the mouth rehabilitation department, and relates to the technical field of mouth rehabilitation, the tongue blocking device comprises a bearing plate, a connecting rod is welded to the outer side face of the bearing plate, an adjusting mechanism is arranged at the end, away from the bearing plate, of the connecting rod, and the adjusting mechanism is used for adjusting the extrusion force on the mouth. By arranging the adjusting mechanism, after the bearing plate is placed on the jaw of a patient, the effect of positioning the device in the oral cavity of the patient can be achieved by starting the adjusting mechanism, a circulation mechanism is arranged at the end, away from the bearing plate, of the connecting rod and used for changing the circulation mode of liquid, and the circulation mechanism comprises a middle pipe. The middle pipe is welded to the end, away from the bearing plate, of the connecting rod, and communicating pipes symmetrically penetrate through the outer side face of the middle pipe, so that the tongue of a patient is blocked during oral rehabilitation.

An aerosol suction device 102 for a dental chair 103 comprising a hose 105 with an inlet 106 and outlet and a hose connector fluidly connecting the outlet of the hose to a suction pump of the dental c

The utility model relates to the technical field of medical instruments, and particularly discloses a negative pressure machine which comprises a water-gas separator and two negative pressure generation containers. Air inlets of the two negative pressure generation containers are connected with branch air inlet assemblies respectively, and the two branch air inlet assemblies are jointly connected with a main air inlet assembly. A pressure regulating assembly is arranged on the main path air inlet assembly; water inlets of the two negative pressure generation containers are connected with branch water inlet assemblies respectively, and the two branch water inlet assemblies are jointly connected with a main water inlet assembly; the negative pressure machine comprises two negative pressure generation containers, discharge ports of the two negative pressure generation containers are connected with branch discharge assemblies respectively, the two branch discharge assemblies are jointly connected with a main discharge assembly, and the main discharge assembly is connected with an inlet of a water-gas separator. And in addition, the pressure adjusting assembly is further arranged to adjust the air pressure, so that the stability of the air pressure is guaranteed, and high practicability is achieved.

The present invention provides detachable canisters for use with dental amalgam recycling systems, useful for recycling particles drawn from dental liquid effluent, for example, using a dental amalgam recycling apparatus using an air-water separation tank.

Comprises suction means (1) for suction of fluid deflections and aerosols produced by the effect of a drill (6a) or laser of a dental instrument (6) inside the oral cavity, and attaching means for removably attaching said device to said dental instrument (6), and characterised in that said suction means comprise a tubular body (1) for suctioning fluid that forms a first outer cavity (2) intended to receive a working head (3) of said dental instrument (6), wherein a distal portion ("B") of said tubular body (1) extends radially so as to at least partially surround the perimeter of the first outer cavity (2) housing the working head (3) of the dental instrument (6), and wherein a wall (7) of said distal portion ("B") of said tubular body (1) incorporates at least one suction orifice (8).

The utility model belongs to the technical field of medical instruments, and particularly relates to a stroke saliva collecting device which comprises a flexible fixing part and a collecting groove, the flexible fixing part is in an arc shape, the flexible fixing part is used for being fixedly attached to the left side and the right side of a lip and the lower portion of the lip, and a plurality of adhesive points are arranged on the flexible fixing part. A flexible pad is arranged between every two adjacent adhesive points, a supporting part is arranged on the flexible fixing part, a collecting groove is formed in the side, away from the skin, of the supporting part, the collecting groove is filled with an adsorption part, the adsorption part is used for adsorbing saliva, the flexible fixing part is attached to the two sides and the lower portion of the lip, fixing is conducted through the adhesive points, and therefore the saliva can be absorbed. Gaps between the adhesive points and the skin are filled with the flexible pads, when the patient lies down, saliva flows into the collecting groove from the two sides of the lips to be adsorbed by the adsorption parts, and when the patient sits up or stands up, saliva flows out of the mouth, drips downwards and enters the collecting groove to be adsorbed by the adsorption parts.

The utility model relates to a saliva suction tube which comprises a tube body, the tube body comprises a fixed straight flow section, a saliva suction front end and a bent folding section, and the two ends of the bent folding section are connected with the fixed straight flow section and the saliva suction front end respectively. The saliva suction front end is of a conical structure, a plurality of suction holes are formed in the conical surface of the saliva suction front end, and the suction holes are uniformly distributed in the saliva suction front end; a filter screen is arranged in the bent folding section, a tongue protector is arranged on the fixed straight flow section, and the tongue protector is detachably installed on the fixed straight flow section. Compared with the prior art, the device has the advantages of simple structure, flexibility in operation and the like.

A dental device for facilitating evacuation of fluids from an oral cavity of a patient, the dental device comprising a bore (6), a connector portion (2), an external portion (3) and an internal portion (4) comprising a fluid inlet (9): the internal portion comprising a reverse bend (38), the connector portion (2) comprising a first connector portion (10) and a second connector portion (11) of a larger diameter; or the fluid inlet (9) arranged in a front facing mouth (9) having an upper lip (39) and a lower lip (40) providing a tapered entrance to said fluid inlet (9); or a preformed U-bend having an oval bore (6) therethrough; or wherein the dental device is formed from two parts (50, 51), each part defining a semi-circular part of said bore (6), each part (50, 51) comprising connection parts which clip together to form the bore (6).

An oral treatment device for use in treating an oral cavity of a user is described. The oral treatment device comprises: a support having a front side; one or more windows in the front side of the support; one or more cleaning elements projecting from the front side of the support and bendable towards the one or more windows; and a guard projecting from the front side of the support at a location between the one or more windows and the one or more cleaning elements. The one or more windows, the one or more cleaning elements and the guard are configured so that the guard is arranged to restrict bending of the one or more cleaning elements towards the one or more windows. The guard thereby restricts obscuration of the one or more windows by the one or more cleaning elements.

The utility model discloses a saliva aspirator which comprises a saliva aspirating head, an occlusion part is arranged on the saliva aspirating head, an anti-skid structure is formed on the occlusion part, a cavity is formed in the saliva aspirating head, a plurality of aspirating holes are formed in the saliva aspirating head, and the aspirating holes are communicated with the cavity; one end of the connecting tube is connected with the saliva suction head, and a circulation channel is formed in the connecting tube and communicated with the cavity. According to the saliva aspirator disclosed by the utility model, the friction force between the tooth occlusal surface and the saliva aspirating head can be increased by arranging the anti-slip structure on the occlusal part, so that the saliva aspirating head can be effectively prevented from being separated during use, the reliability of the saliva aspirator during use can be improved, and the aspirating continuity of saliva can be ensured; meanwhile, in the attachment bonding process, the teeth tightly bite the saliva suction head, and the saliva suction head can play a role similar to chewing, so that the invisible orthodontic appliance template is tightly attached to the teeth, and the attachment bonding accuracy and firmness can be improved.

The utility model relates to the technical field of oral corner protection patches, and discloses a disposable oral corner protection patch special for dental operation, which comprises an oral interior part and an oral exterior part arranged on one side of the oral interior part, and J-shaped aluminum sheets are arranged in the oral interior part and the oral exterior part. According to the disposable oral corner protection patch special for dental operation, the J-shaped aluminum sheet is completely wrapped by the medical silica gel, the effects of supporting the appearance of the medical silica gel and adjusting the thicknesses of different oral corners are achieved, the whole patch is made of the medical silica gel, the aluminum sheet is wrapped on the inner side of the patch, the high rebound resilience of the medical silica gel plays a role in buffering the oral corners, and the side face of the patch is in a half-moon arc shape. The medical polyurethane adhesive is attached to the inner side of the oral outer portion, the inner side of the oral inner portion is free of adhesive and smooth, the medical polyurethane adhesive is attached to the inner wall of the oral cavity through opening and closing of the J-shaped aluminum sheet, the outer side surfaces of the oral outer portion and the oral inner portion are rough, and slipping of instruments during operation of a doctor is prevented; the rough surface can prevent the saliva suction tube from slipping and falling off.

The present invention provides a handpiece assembly and a dental unit chair having same. The handpiece assembly comprises: a handpiece; a fluid tube connected to the handpiece and formed such that a fluid flows therein; and a swing arm that supports the fluid tube and bends in a bending direction as the handpiece is pulled. The swing arm includes: a continuous member that extends continuously in the longitudinal direction; and a plurality of individual members that are distinguishable from each other and connected to the continuous member. Among the plurality of individual members, a pair of adjacent members define an intervening space for allowing the bending of the continuous member in the bending direction.

The utility model belongs to the technical field of trachea cannula nursing, and particularly relates to an oral trachea cannula fixing device convenient for oral nursing. According to the technology, a horizontally-arranged fixing pipe is included, the outer side of the fixing pipe is sleeved with a freely-rotating vertical plate, the vertical plate is of an oval structure, tooth pads are arranged on the upper side and the lower side of the fixing pipe and fixed to the left side wall of the vertical plate, and fixing assemblies for fixing the fixing pipe in the mouth of a patient are arranged at the front end and the rear end of the vertical plate. The trachea cannula is fixed in the fixing tube, the trachea cannula is protected through the fixing tube, upper and lower teeth of a patient are manufactured through the two tooth pads, the vertical plate is fixed to the outer side of the oral cavity of the patient under the action of the fixing assembly, the vertical plate is rotated by 90 degrees, and the front end and the rear end of the long radius of the vertical plate are rotated to the horizontal state to abut against the upper and lower teeth of the patient. The upper end and the lower end of the short radius are rotated to a vertical state to expose the oral cavity of the patient, so that a doctor can conveniently nurse the oral cavity of the patient.

The utility model relates to the technical field of medical instruments, and discloses an oral disinfection and cleaning device which comprises an upper shell, a shell top is arranged at the top of the upper shell, a movable wheel is arranged at the top of the shell top, a rectangular top is arranged at the top of the movable wheel, a first fixing seat is arranged on one side of the top of the rectangular top, and a second fixing seat is arranged on the other side of the rectangular top. A buckle is arranged at the top of the first fixing base, the buckle is connected with the first fixing base in a clamped mode, a threaded hose is fixedly arranged at the top of the buckle, a saliva suction ball is arranged at one end of the threaded hose, and a plurality of saliva suction holes are formed in the surface of the saliva suction ball. The threaded hose is connected with the saliva suction ball and the saliva suction pipe, and the saliva suction ball is driven by the vacuum pump arranged in the upper shell to suck sewage in the oral cavity into the saliva box, so that the throat is prevented from being choked by excessive sewage in the oral cavity, and the interior of the oral cavity is fresh and cool without accumulated water while the oral cavity is flushed.

An aerosol mitigation apparatus and method of use. The apparatus includes an inlet structure having a base portion with a tapered or conical interior surface configured to direct aerosol toward a central region. The inlet structure may further include a central flow guide and a plurality of flow-directing elements extending between the base portion and the flow guide to define flow channels for guiding aerosol into a fluidic channel. The fluidic channel extends from the inlet structure to an outlet configured for connection to a vacuum source. In some embodiments, the apparatus further includes a first arm member and a second arm member spaced apart to define a receiving region dimensioned to engage an anatomical feature, such as a cheek, lip, or tongue, or a portion of an intraoral device.

The invention relates to the technical field of medical instruments, in particular to a manufacturing method of an implantation guide plate. The implantation guide plate comprises a guide plate base body, planting holes are formed in the guide plate base body, the planting holes penetrate through the guide plate base body, and the method comprises the steps that an planting guide plate model is designed based on nodes of data flow; and adjusting the finally generated implantation guide plate by modifying each node in the node graph. In the implanting operation process, through accurate matching of the guide plate base body and a patient tooth three-dimensional model, the accuracy of the position of the implanting hole is ensured, so that the implanting precision of the implant is improved; meanwhile, the model is designed in a data flow node mode, so that the guide plate structure design is more visual and flexible, rapid adjustment and personalized customization are facilitated, and the design efficiency and clinical suitability are remarkably improved.

The utility model relates to the field of repairing devices, and discloses a repairing device for oral clinical use, which comprises a lower molar attaching seat and an upper molar attaching seat, a second fixing block is fixedly connected to the middle of the rear end of the upper surface of the lower molar attaching seat, and second mounting blocks are fixedly connected to two sides of the front end of the upper surface of the lower molar attaching seat. First force arms are hinged to the adjacent faces of the second mounting blocks, first mounting blocks are fixedly connected to the two sides of the front end of the lower surface of the upper molar attaching base, and a first fixing block is fixedly connected to the middle of the rear end of the lower surface of the upper molar attaching base. According to the repairing device for clinical use in the oral cavity, the first force arm and the second force arm are rotationally connected and matched with various parts such as fixing blocks and mounting blocks on the upper molar attaching base and the lower molar attaching base to form a scissor-fork type structure, and then the overall height is adjusted through the threaded rod; therefore, the corresponding oral cavity opening height can be easily and quickly achieved according to the requirements of a patient.

The present disclosure provides a dental aspirator (1) for removing fluid from an oral cavity of a patient. The aspirator (1) comprises a compact body (2) for being placed in the oral cavity. The body (2) comprises a membrane (3) enclosing a foam material core (4), and the membrane (3) comprises one or more openings (5) allowing fluid to enter the foam material core (4). The compact body (2) has first and second sides (2a, 2b) that are oppositely arranged and connected to one another at a boundary (6) between the first and second sides (2a, 2b). The aspirator (1) further comprises an outlet section (7) configured to be connected to a suction device (10) and to convey fluid from the foam material core (4) to the suction device (10) when suction is applied to the aspirator (1) by the suction device (10).

The present invention discloses a full-mouth implant opener, comprising: a maxillary support groove, a mandibular support groove, a first connection part and a second connection part; the first end of the maxillary support groove is connected to the first end of the mandibular support groove through the first connection part; the second end of the maxillary support groove is connected to the second end of the mandibular support groove through the second connection part; when in use, the maxillary support groove is sleeved on the maxillary alveolar ridge, abuts against the maxillary alveolar ridge, and exposes the alveolar ridge top of the maxillary alveolar ridge; the mandibular support groove is sleeved on the mandibular alveolar ridge, abuts against the mandibular alveolar ridge, and exposes the alveolar ridge top of the mandibular alveolar ridge. The opener provided by the present invention fits with the corresponding soft tissue in the oral cavity and avoids the surgical area, and the soft tissue is opened away from the surgical area, and the surgical field of view will not be blocked, which greatly improves the convenience of the operation.

The utility model discloses a severe patient oral secretion collection and drainage flushing device which comprises a support and a negative pressure pipe, the negative pressure pipe is arranged between the top wall and the bottom wall of the support, an arc-shaped plate is arranged at the first end of the top wall of the support, and the end, away from the top wall, of the arc-shaped plate is bent towards the bottom wall. The first end of the top wall extends into the oral cavity of a patient, and the side, back to the bottom wall, of the arc-shaped plate is used for making contact with the upper jaw of the oral cavity. According to the embodiment, the side, back to the bottom wall, of the arc-shaped plate on the top wall of the support can make contact with the upper jaw of the oral cavity of the patient, so that the support is supported and fixed, the situation that secretions at the specific position cannot be normally sucked away due to the fact that a user licks the support and the position of the support deviates is avoided, and the drainage and flushing effect is improved.

The invention belongs to the technical field of medical instruments, and particularly relates to a pneumology department bronchoscope interventional therapy device which comprises a pillow plate, and a mouth opening auxiliary assembly is arranged on the pillow plate; the mouth opening auxiliary assembly comprises a limiting rod fixedly connected to one side of the support, the lower end of the limiting rod is fixedly connected to the pillow plate, a lifting plate is slidably arranged on the limiting rod, a fixing ring is fixedly connected to the middle of the lifting plate, fixing plates are fixedly connected to the two sides of the fixing ring, and a telescopic plate is slidably arranged on one side of each fixing plate. One end of the telescopic plate is fixedly connected with a clamping plate; the fixing ring is further provided with a bronchoscope moving auxiliary assembly. According to the bronchoscope moving auxiliary assembly, in the examination process, the bronchoscope is limited among the multiple limiting balls, so that the bronchoscope cannot move uncontrollably in the oral cavity of a patient, bruise and bleeding caused by friction between the bronchoscope and the oral cavity are effectively avoided, and then pain and discomfort of the patient are relieved.