53 results about "External Ear Canals" patented technology

An external ear canal pressure regulation device including a fluid flow generator, an earpiece having an axial earpiece bore, and a valved conduit fluidicly coupled to the fluid flow generator and the axial earpiece bore, whereby the earpiece has a compliant earpiece external surface configured to sealably engage an external ear canal as a barrier between an external ear canal pressure and an ambient pressure.

The invention relates to the technical field of medical data monitoring and early warning, in particular to a dynamic monitoring and early warning system for abnormal function of Eustachian tube. The system is characterized in that a data acquisition module acquires time sequence data of various eustachian tube state parameters such as tympanic chamber vibration, pharyngeal vibration and tympanic chamber air pressure, when a human body is yawn or swallowed, the eustachian tube is opened, the larger the opening is, the stronger the vibration of the tympanic membrane and the pharyngeal is, and the transmission decibel to an external auditory canal is increased, so that a eustachian tube opening section positioning module analyzes the characteristics to determine the auditory canal opening section; the opening amplitude of the Eustachian tube is accurately obtained, and an opening section is accurately cut out; after the Eustachian tube is opened, the air pressure in the tympanic chamber approaches and tends to the external auditory canal air pressure, the health index analysis module divides an approaching section and a leveling section in an opening section based on the air pressure change consistency, analyzes the air pressure change correlation by fusing multi-aspect information, and obtains health indexes by combining section length difference and air pressure difference characteristics; and finally, monitoring and early warning are performed on the Eustachian tube of the monitored object based on the health indexes in a monitoring and early warning module.

A method for controlling a device for automatically adjusting an airway opening body position is provided. The device includes a horizontal base plate, a head support block, a back support plate, a neck support apparatus, a head cover assembly, and a programmable logic controller (PLC). The neck support apparatus is positioned between the head support block and the back support plate. The PLC is configured to controls a stroke of an electric cylinder according to the following equations: θ=1.235β+α, and α=KX+B+C, where θ is a body position angle, the body position angle is an angle between a positive projection line of a connecting line from a mandibular angle to an external acoustic meatus on a symmetrical surface of a human body and the back support plate, and θ is a preset value ranging from 90° to 100°.

Acoustic output device, characterized in that it comprises: a housing in which an inner chamber is formed; a support structure that allows the housing to be held in a position on the ear without blocking the external ear canal; a first loudspeaker which is accommodated in the inner chamber, the first loudspeaker comprising a first magnet and a first diaphragm which are spaced apart from each other in a direction of vibration of the first diaphragm; and a second loudspeaker which is incorporated in the inner cannon, the second loudspeaker comprising a second magnet and a second diaphragm spaced apart from each other in a direction of vibration of the second diaphragm; wherein the first magnet and the second magnet are spaced apart from each other in the direction of oscillation of the first membrane, and wherein the first magnet and the second magnet have the same magnetic poles which are arranged opposite each other.

1. The name of the design product: the main body of earplug. 2. The use of the design product: for plugging into the external auditory canal to isolate sound. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1. 5. Other circumstances that need to be explained: the design is a partial design, the part covered by the blue translucent layer in the design picture is not the part to be protected, and the part not covered by the blue translucent layer is the part to be protected.

The present invention belongs to the technical field of veterinary preparations, and specifically relates to a veterinary enrofloxacin compound gel ear drops and its preparation method and application. The compound gel ear drops include four active substances: enrofloxacin, triamcinolone acetonide, gentamicin sulfate, and pulegone. The preparation method is to add poloxamer, L-cysteine, and carbomer to water, stir and add benzyl alcohol to obtain solution A, dissolve low-erucic acid rapeseed oil in ethanol of more than 85%, add enrofloxacin, triamcinolone acetonide, pulegone, and gentamicin sulfate to obtain solution B; slowly add solution B to the gel matrix of solution A to obtain solution C, and then filter to obtain the compound gel. Pharmacodynamic experiments have confirmed that it has a good therapeutic effect on inflammation of the external ear canal of pets; accelerated experiments have confirmed that the compound gel is stable in nature, can be stored for a long time, and is suitable for further expansion of production.

A method for external ear canal pressure regulation to alleviate one or more symptoms associated with a disorder or treat one or more disorders, the method including providing a fluid transfer device which generates a fluid flow of a fluid through an earplug, the earplug having an earplug external surface configured to sealably engage an external ear canal wall as a barrier between an external ear canal pressure and an ambient pressure; sealably engaging the earplug of the fluid transfer device with the external ear canal wall as the barrier between the external ear canal pressure and the ambient pressure; and operating the fluid transfer device to generate the fluid flow of the fluid through the earplug to achieve an external ear canal pressure differential between the external ear canal pressure and the ambient pressure effective to alleviate a disorder symptom or treat a disorder.

The present invention relates to a device (1) for detecting at least two vital parameters. The device is an optical sensor device (2) for detecting at least one vital parameter of an organism (4), the optical sensor device (2) comprising a radiation source (6) for emitting radiation (7) and a radiation detector (8) for detecting the radiation (7), the radiation source (6) and the radiation detector (8) being arranged adjacent to each other, and an elongated insertion part (12) for positioning the optical sensor device (2) within a portion (16) of the ear canal (14) surrounded by bone when inserted into the ear canal (14), the optical sensor device (2) being arranged on the elongated insertion part (12) or being a component thereof, a temperature sensor (18) for detecting deep body temperature being arranged on the elongated insertion part (12) or being part thereof, and an evaluation unit (20) engaged with the insertion part (12), in particular detachably engaged, the evaluation unit (20) and the optical sensor device (2) being connected to each other at least temporarily, in particular in the engaged state, with respect to signals.

To provide an ultrasound transducer and a method.SOLUTION: An ultrasound transducer may include: a plurality of capacitive ultrasound transducer elements; and a base having a maximum dimension sized and shaped to be disposed within an external ear canal, the plurality of capacitive ultrasound transducers being mounted on the base. Each capacitive ultrasound transducer element and the ultrasound transducer are specifically constructed to achieve select desired performance characteristics. The ultrasound transducer may have an angular beam spread through a gaseous medium of greater than 15 degrees and an attenuation loss through the gaseous medium of greater than 10 dB measured at a distance 12.5 mm to 25 mm along a primary transmission axis of the ultrasound transducer. The ultrasound transducer may be particularly useful for characterizing fluid behind an ear drum to diagnose otitis media.SELECTED DRAWING: Figure 6A

This invention provides an ear canal device that not only offers excellent sound insulation but is also easy to attach and detach from the ear canal, durable for repeated use, and easy to clean, ensuring hygiene. [Solution] An ear canal device for insertion into the ear canal, comprising: a cylindrical member 1 formed of a cylindrical flexible member that can be inserted into the ear canal along the axial direction A of an axis extending inward from the opening of the ear canal; and a convex portion 1e formed spirally on the inner circumferential surface of the cylindrical member along the axial direction.

An external ear canal pressure regulation device including a fluid flow generator and an earpiece having a first axial earpiece conduit fluidically coupled to the fluid flow generator, whereby the earpiece has a compliant earpiece external surface configured to sealably engage an external ear canal as a barrier between an external ear canal pressure and an ambient pressure.

The purpose of the invention disclosed herein is to measure electrostatic capacitance in which a fluctuation corresponding to a change in a mounting state is suppressed.　This electroacoustic transducer includes: a hollow housing attached to an ear of a user; a cylindrical external ear canal insertion part which is a part of the housing and is provided to a part on an external ear canal side of the housing; a signal output driver which is provided inside the external ear canal insertion part and has a cylindrical metal housing; and a measurement unit which measures electrostatic capacitance with the metal housing as an electrode.

A system is provided for detecting bruxism or a temporomandibular joint disorder. A pressure sensor senses an external ear canal air pressure and bruxism or a temporomandibular joint disorder are identified from the sensed ear canal air pressure. An output signal indicates the detected bruxism or temporomandibular joint disorders so that remedial action can be taken.

The utility model discloses an ear clip type wireless earphone, which comprises a main case internally provided with a PCB (Printed Circuit Board) and an electronic element and an ear protection sleeve fixedly sleeved outside the main case, a sliding ear clip capable of sliding left and right is arranged at the top of the main case in a penetrating manner, and the ear protection sleeve covers the outer side of the helix of a user when the earphone is used, so that the ear body is protected, the external sound is isolated, and the noise is reduced. A sliding table of a sliding ear clip is arranged in a magnetic attraction sliding groove in a penetrating mode in a left-right sliding mode, the sliding table is fixed by magnetic attraction of a magnetic attraction piece, and when the earphone is worn to the ear, the sliding ear clip is pulled anticlockwise, so that the earphone is fixed. The ear clip clamping strip of the sliding ear clip passes through the fork at the intersection of the upper part of the ear and the cheek to be clamped on the back surface of the ear and is interlocked with the ear protecting sleeve wrapping the outer side of the helix, so that the earphone is stably attached to the external auditory canal of the ear, and the situation that the earphone is separated from a preset auditory canal area and is lost due to the activity of a person is avoided.

The auditory meatus dosing device comprises a dosing head arranged on an ointment tube, the dosing head comprises a tube cap used for being in butt joint with the ointment tube and a medicine tube used for stretching into an external auditory meatus, one end of the medicine tube is detachably connected with a medicine spoon, and the medicine spoon comprises a lantern ring and a medicine tongue. The medicine tongue is provided with a medicine containing face used for containing and applying medicine and a medicine applying face used for evenly applying ointment. The administration head can be directly mounted on a medicinal ointment tube, so that ointment can be pushed to the medicine containing surface of the medicine spoon by squeezing the ointment tube so as to apply the ointment to an affected part in an ear canal, and then the ointment tube is turned over to enable the medicine applying surface of the medicine spoon to face the affected part, so that the ointment can be uniformly applied by the medicine spoon; therefore, the medicine containing surface of the medicine spoon can be used for taking a trace amount of medicine to control the dosage, and the medicine smearing surface can be used for accurately applying the medicine to an affected part, so that medicine waste is avoided, and the treatment effect of auditory meatus medicine application can be ensured.

The invention belongs to the technical field of medicine. The invention relates to an ear preparation composition, in particular to an ear preparation composition containing anilinoprofen and application of the ear preparation composition. The invention develops new indications of anilinoprofen in the aspect of otitis, and further develops an efficient therapeutic pharmaceutical composition, namely the composition containing anilinoprofen and antofloxacin. According to the research of the invention, ibuprofen has the effect of treating otitis media and otitis externa, and also can generate a remarkable synergistic effect with antofloxacin. Experimental data show that the combined treatment of anilinoprofen and antofloxacin can more comprehensively improve clinical symptoms, the impaired hearing threshold (ABR) of a combined group of mice is recovered to be close to a normal level, scores on indexes such as ear grasping frequency, tympanic membrane hyperemia, tympanic effusion / external auditory meatus red and swollen are the lowest, and diseases are thoroughly controlled. The composition disclosed by the invention can be prepared into ear drops and other external dosage forms, can directly act on an inflammation part, is high in targeting property, does not need to be orally taken, and is higher in medication safety.

An earpiece-type electrode to be inserted into an external auditory canal includes a first truncated-cone wall portion and a second truncated-cone wall portion each formed of electrically conductive rubber and each having a substantially truncated-cone shape. The first truncated-cone wall portion includes a first axial end portion, and a second axial end portion larger in diameter than the first axial end portion. The second truncated-cone wall portion is larger in size than the first truncated-cone wall portion, and is arranged coaxially with the first truncated-cone wall portion. The second truncated-cone wall portion includes a third axial end portion connected to the second axial end portion, and a fourth axial end portion larger in diameter than the third axial end portion.

The utility model relates to a customized earphone storage box and a customized earphone assembly. The customized earphone storage box is used for storing customized earphones, and the customized earphones comprise first protruding parts used for at least partially stretching into external auditory canals; the customized earphone storage box comprises a shell which is provided with a containing groove; the customized lining is at least partially arranged in the containing groove, at least one storage groove is formed in the side, away from the groove bottom wall of the containing groove, of the customized lining, and the storage groove is used for being arranged corresponding to the customized earphone and storing the customized earphone; when the customized earphone is in a storage state, the cover body is arranged on one side, deviating from the groove bottom wall of the accommodating groove, of the customized lining and covers the groove opening of the accommodating groove; the storage groove comprises a first storage part, the first storage part is used for storing a first protruding part of the customized earphone, and the volume of the first storage part is larger than that of the corresponding first protruding part. Therefore, according to the customized earphone storage box and the customized earphone assembly provided by the invention, the adaptability between the customized earphone and the customized earphone storage box can be improved.

Provided is an earwear device that improves the wearing sensation of a main body portion housed in a concha cavity. The earwear device includes a main body portion having a protruding portion and a cylindrical portion extending from the protruding portion, and worn in the concha cavity in a use state; and an insertion portion mounted to the cylindrical portion and inserted into an external auditory canal in the use state. The main body portion has an inner housing in which the protruding portion is formed, and a cover covering the inner housing, a first end portion of the cover being sealingly fixed to the inner housing side, an intermediate portion being separated from the inner housing to form an air chamber therebetween and cover the protruding portion, a second end portion on the opposite side of the first end portion across the intermediate portion having an opening portion through which the cylindrical portion is inserted, and a valve structure being constituted by the opening portion, the intermediate portion, and the protruding portion, the valve structure controlling the ventilation of air in the air chamber with an external space via the opening portion according to the pressure difference between the air chamber and the external space.

An external ear canal pressure regulation device including a fluid flow generator and an earpiece having a first axial earpiece conduit fluidicly coupled to the fluid flow generator, whereby the earpiece has a compliant earpiece external surface configured to sealably engage an external ear canal as a barrier between an external ear canal pressure and an ambient pressure.

An ultrasonic transducer can include a plurality of capacitive ultrasonic transducer elements and a base having a maximum dimension sized and shaped to be disposed within an external ear canal, wherein the plurality of capacitive ultrasonic transducer elements are mounted on the base. Each capacitive ultrasonic transducer element and the ultrasonic transducer are specifically constructed to achieve selected desired performance characteristics. The ultrasonic transducer can have an angular beam that propagates through a gaseous medium that is greater than 15 degrees and an attenuation loss through the gaseous medium that is greater than 10 dB measured at a distance of 12.5 mm to 25 mm along a primary transmission axis of the ultrasonic transducer. The ultrasonic transducer can be particularly useful for characterizing fluid behind a tympanic membrane to diagnose otitis media.

An ultrasound transducer may include: a plurality of capacitive ultrasound transducer elements; and a base having a largest dimension sized and shaped to be disposed with an external ear canal, wherein the plurality of capacitive ultrasound transducers is mounted on the base. Each capacitive ultrasound transducer element and the ultrasound transducer are specifically constructed to achieve select desired performance characteristics. The ultrasound transducer may have an angular beam spread through a gaseous medium of greater than 15 degrees and an attenuation loss through the gaseous medium of greater than 10 dB measured at a distance 12.5 mm to 25 mm along a primary transmission axis of the ultrasound transducer. The ultrasound transducer may be particularly useful for characterizing fluid behind an ear drum to diagnose otitis media.

1. Name of the product in this design: Earphone Plug. 2. Purpose of this design: To be fitted onto headphones and inserted into the ear canal for noise reduction. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The invention provides a temporomandibular joint activity stress detection piezoresistive sensor, a detection device and a method, and belongs to the technical field of sensing devices. According to the invention, a flexible shell film, a piezoresistive sensing material, a hard device shell, a circuit board and a lead are used for constructing a temporomandibular joint motion stress detection piezoresistive sensor. The temporomandibular joint activity stress detection piezoresistive sensors are stuffed into ear canals on two sides to perform opening and closing movement, acting force generated by impact of condylar processes on external ear canals during opening and closing movement is converted into electric signals, the electric signals are transmitted to a computer end to realize real-time detection, generated wave crests are analyzed, and the detection accuracy is improved. And whether a subject has temporomandibular joint disorder is diagnosed in an auxiliary manner.

An open-back headphone and its wearing method are disclosed. The open-back headphone includes a main body and at least one sound guide tube. The main body includes a sound-producing unit with a mounting cavity; the sound-producing unit is mounted within the mounting cavity; the sound guide tube is connected to the main body and has at least one sound-guiding channel, the sound-guiding channel communicating between the mounting cavity and the outside; wherein, the sound guide tube is movably connected to the main body and is adapted to extend into the user's ear canal. The open-back headphone not only transmits sound to the user's ear through the sound guide tube, but also allows the open-back headphone, through which the sound is transmitted via the sound guide tube, to be worn relatively stably in the user's ear.

An acoustic device according to one embodiment of the present disclosure comprises: an acquisition unit that acquires, from a user who is a measurement subject of an open ear canal head-related transfer function, which is a head-related transfer function in a state where the ear canals are open, user information which is information relating to the user; and a calculation unit that calculates, on the basis of the user information, an open ear canal head-related transfer function to be applied to the user by executing an acoustic simulation for obtaining an open ear canal head-related transfer function of the user or correction of a closed ear canal head-related transfer function, which is a head-related transfer function in a state where the ear canals are closed.

To provide an ear canal wearing device that not only has good sound insulation performance, but is also easy to attach to and detach from the ear canal, has durability for repeated use, can be easily cleaned, etc., and is hygienic. 【Solution means】 An ear canal wearing device that is inserted into and worn in the ear canal, comprising a cylindrical member 1 formed of a cylindrical flexible member that can be inserted into the ear canal along the axial direction A of an axis extending from the opening of the ear canal toward the inside of the ear canal, and a convex portion 1e formed spirally along the axial direction on the inner peripheral surface of the cylindrical member.

The present invention discloses an earplug applicable to the treatment of mycotic otitis externa, which comprises an earplug body for the treatment of otitis externa. A handle is provided on the earplug body for the treatment of otitis externa. A silica gel handle sleeve is provided on the outside of the handle. A diversion tube is provided in the center of the inside of the handle. A connection card slot is provided in the center of one end of the handle. A sealing plug is provided at one end of the diversion tube. Connection card head A is provided near the periphery of one end of the handle. The center of connection card head A bulges to both sides. A sponge head is provided at one end of the handle. One end face of the sponge head is an arc surface. A connection card head is provided in the center of the other end of the sponge head. The connection card head is a spherical head. An auxiliary connection card slot is provided on the outside of the connection card head. The auxiliary connection card slot is arranged inside the sponge head. The structure of the earplug body for the treatment of otitis externa is simple. The sponge head can be replaced at will, and anti-inflammatory agents can also be injected into the sponge head through one end of the diversion tube.

The utility model discloses an external auditory canal razor, which belongs to the technical field of razors and comprises a razor head, a razor handle and a razor body. The cutter body comprises a first body section, a second body section and a third body section, a distance is formed between the axis of the first body section and the axis of the third body section, the first body section is coaxially connected to the cutter head, the third body section is coaxially connected to the cutter handle, and the second body section is connected to the first body section and the third body section. According to the shaver, the shaver body is divided into different sections, so that the shaver head and the shaver handle are arranged in an offset mode, the shaver head can be prevented from being shielded by the shaver handle and the hand, and an open view is provided for shaving work of the shaver head in an external auditory canal.