31 results about "Earmold" patented technology

The invention relates to the technical field of image processing, in particular to an ear mold three-dimensional model obtaining method and system and a storage medium. The method comprises the following steps: if acquisition parameters of an acquisition probe are lower than a preset acquisition parameter threshold value, controlling the acquisition probe to be inserted into an auditory meatus inlet, and acquiring an auricular conchae image; utilizing the auricular conchae image to identify the contour boundary of the auricular conchae, generating an entrance reference surface, and determining a auricular return fitting point; identifying an external auditory canal area according to the conchae contour boundary, collecting an external auditory canal image, extracting an auditory canal center line, measuring the sectional dimension, and constructing an eardrum curved surface; and performing hole repairing on the eardrum curved surface, performing smoothing processing, verifying the rationality of the eardrum structure, and exporting a standard three-dimensional eardrum file. According to the invention, the automatic generation of the standard three-dimensional ear mold is realized based on the image processing technology, and the ear mold reconstruction precision and the matching rate are improved.

The invention provides a personalized ear mold 3D printing technology and an application system thereof. The personalized ear mold 3D printing technology comprises the following printing steps: S1, synchronously acquiring multi-modal data: synchronously finishing by using an intelligent ear canal scanner: (1) physiological data: detecting a high-precision ear canal 3D model and a soft tissue elasticity modulus; according to the 3D ear mold printing technology, a non-European acoustic waveguide structure is optimized through multi-modal data fusion and a quantum annealing algorithm, millimeter-level anatomical matching and dynamic acoustic impedance tuning of the ear canal are achieved, and the acoustic impedance spectrum and the personalized frequency response preference of the ear canal of a user are obtained. According to the invention, femtosecond laser coloring is combined to construct a nano grating color developing layer and StyleGAN3 to generate microvascular bionic textures, so that the traditional single adaptive dimension is broken through, the ear mold has the lifelong evolution ability of acoustic self-adaption, aesthetic self-matching and physiological self-optimization, and a static hearing aid device is upgraded to an intelligent biological function extension body.

This utility model relates to the medical field, specifically to ear protection devices worn on the body. The earpiece is a custom-fitted attachment for reusable earmolds and can be used with all similar earmolds. The technical result of this utility model is the ability to individually attach the earmold to the earlobe using a short cord and a clip-on base.

1. Name of the product in this design: Hearing aid fixed-wear ear mold (2). 2. Purpose of this design: To fix the receiver in place and wear it inside the ear. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model provides a kind of AR glasses testing device, comprising: head mould body, nose mould body, ear mould body and image acquisition component.The head mould body includes at least the part of face, and the eye on face is hollow area, and optical waveguide lens is aligned with hollow area;Nose mould body supports the nose support part of AR glasses, and nose mould body is connected in face, and the highest point of the part of nose mould body and nose support part contact is first bearing point.Ear mould body supports the temple of AR glasses, and ear mould body is connected in the side of head mould body, and the highest point of the part of ear mould body and temple contact is second bearing point, and first bearing point and second bearing point have first preset distance along first direction.Image acquisition component gathers the image formed by the light coupling area of AR glasses, and image acquisition component includes light-collecting side, and light-collecting side is aligned with the light coupling area of AR glasses.The AR glasses testing device proposed in the utility model can simulate the real state that user wears AR glasses and watches rainbow film.

The ear canal based embedded hearing aid comprises an ear mold assembly, a gas supply adjusting mechanism, a connecting air guide piece and an air bag ear cap piece; the ear mold assembly is used for extending into an ear canal; the gas supply adjusting mechanism is located in a containing cavity and connected with the ear mold assembly; the connecting air guide piece is arranged through a connecting through hole and connected with the ear mold assembly, and the connecting air guide piece is provided with an air guide channel; the air bag ear cap piece is connected with the ear mold assembly, and the air bag ear cap piece is provided with an inflation cavity and a sealing through hole; one end of the connecting air guide piece, which is away from the ear mold assembly, is arranged through the sealing through hole and sealingly connected with the air bag ear cap piece; the gas supply adjusting mechanism is used for guiding gas into or out of the inflation cavity through the connecting air guide piece, so that the air bag ear cap piece is used for clamping and connecting to an inner wall of the ear canal when the ear mold assembly extends into the ear canal. The ear canal based embedded hearing aid is good in wearing adaptability when used in ear canals of different hearing impaired persons.

The invention provides an ear mold for assisting an electric acupuncture apparatus, relates to the technical field of medical instruments, and solves the technical problems that in the prior art, an electric acupuncture apparatus cannot effectively stimulate a vagus nerve area of an external auditory canal, and a structure for assisting in treating the area of the external auditory canal is lacked. The device comprises an ear mold body and a conductive filament, the conductive filament is wound on the outer wall of the ear mold body, the ear mold body can stretch into an external auditory canal of a patient, and the conductive filament wound on the ear mold body can be close to or make contact with the external auditory canal; when the ear mold of the auxiliary electric acupuncture apparatus is used, the end of the conductive filament is connected to one metal clip on the electric acupuncture apparatus, the other metal clip on the electric acupuncture apparatus is connected with an acupuncture needle, and the conductive filament, the electric acupuncture apparatus, the acupuncture needle and the body of a patient form an electric acupuncture loop.

The invention provides an embedded hearing aid based on an ear canal. The embedded hearing aid based on the ear canal comprises an ear mold assembly, an air supply adjusting mechanism, a connecting air guide piece and an air bag ear cap piece, the ear mold assembly is used for extending into an ear canal; the air supply adjusting mechanism is located in the containing cavity and connected with the ear mold assembly. The connecting air guide piece penetrates through the connecting via hole and is connected with the ear mold assembly, and the connecting air guide piece is provided with an air guide channel; the air bag ear cap piece is connected with the ear mold assembly, an inflation cavity and a sealing via hole are formed in the air bag ear cap piece, the end, away from the ear mold assembly, of the connecting air guide piece penetrates through the sealing via hole and is in sealing connection with the air bag ear cap piece, and the air supply adjusting mechanism is used for guiding air into or out of the inflation cavity through the connecting air guide piece. The air bag ear cap piece is used for being connected to the inner wall of the ear canal in a clamped mode when the ear mold assembly stretches into the ear canal. When the embedded hearing aid based on the ear canal is used in the ear canals of different hearing impaired people, the wearing adaptability is good.

This utility model discloses a connecting tube for a hearing aid, used to connect the hearing aid main unit and the hearing aid earmold. It includes a tube body and a connector plug and a receiver respectively disposed at the ends of the tube body. The end of the connector plug is an electrical connector, which is a PCB board and / or metal terminals. The tail of the electrical connector is connected to electronic components in the receiver via a wire in the tube body. After the connector plug is electrically connected to the hearing aid main unit, data signals are transmitted to the hearing aid main unit through the electrical connector. This utility model also discloses a hearing aid, including a hearing aid main unit, a hearing aid earmold, and the aforementioned connecting tube. The hearing aid main unit has a connection slot, through which the connector plug is inserted for electrical connection. The other end of the receiver is connected to the hearing aid earmold. This utility model improves the stability of the connection between the receiver and the hearing aid main unit, enhances noise reduction, and improves the call quality of the hearing aid.

The utility model discloses an air hole adjustable ear mold, an ear mold assembly and a hearing aid, the air hole adjustable ear mold comprises an ear mold body, the ear mold body is provided with a through air hole, the first end of the air hole is located in an ear canal, the second end of the air hole is communicated with the outside, and the second end of the air hole forms a mounting area; the air hole adjusting assembly is arranged at the second end of the air hole and comprises a first adjusting plate and a second adjusting plate, the first adjusting plate is fixed to the ear mold body, the second adjusting plate is rotationally connected to the first adjusting plate, and the first adjusting plate and the second adjusting plate are attached to form relative sealing; the first adjusting plate is provided with a first air vent, and the second adjusting plate is provided with a second air vent. The relative position of the first ventilation opening and the second ventilation opening can be changed by rotating the second adjusting plate, and a user can adjust the ventilation opening according to needs, so that the ventilation requirement of the user is met, and the use requirements of different hearing loss patients are met.

1. The name of the design product: ear mold for fixing cochlea. 2. The use of the design product: ear mold for fixing cochlea. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

The present invention relates to a self-contained device (2000, 2100, 2300, 2400) for injecting a fluid into an ear canal, the device comprising one or more housings (2012), each of the housings being suitable for being portable and enclosing: - at least one Peltier module (2040); - a first propelling unit (2050) configured to propel fluid into contact with a cooling surface of the Peltier module (2040), and then the cooled fluid towards a first outlet (2006) of the housing in communication with an earmould (124); and - a second propelling unit (2070), different from the first propelling unit, configured to propel fluid heated by a heating surface of the at least one Peltier module towards a second outlet (2062) of the housing.

The utility model discloses an anti-earwax ear mold and a hearing aid, the anti-earwax ear mold comprises an ear mold body, the interior of the ear mold body is hollowed to form an installation cavity with an opening at the installation rear end, and the front end of the ear mold body is provided with a through sound guide hole; the loudspeaker is arranged in the mounting cavity, the loudspeaker is connected with a sound guide tube extending outwards, the sound guide tube is fixed in the sound guide hole in a penetrating manner, and a height difference exists between the front end of the sound guide tube and the outer surface of the ear mold body so as to form a mounting space; the protective net cover is arranged in the installation space and fixed to the front end of the sound guide pipe and / or the inner wall of the sound guide hole, the outer surface of the protective net cover is basically flush with the outer surface of the ear mold body, and a nanometer waterproof film layer is loaded on the inner side face of the protective net cover. Earwax can be prevented from entering the sound guide tube through the protective net cover, so that the sound guide tube is prevented from being blocked by the earwax, and the cleaning process is more convenient.

1. Name of the product in this design: Hearing aid fixed-wear ear mold (1). 2. Purpose of this design: To fix the receiver in place and wear it inside the ear. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The application relates to a hearing aid and a preparation method and use method thereof, the hearing aid comprising a hearing aid component, an ear mold, a small hole and a sound guide pipe, the hearing aid component and the sound guide pipe being embedded in the ear mold, wherein the hearing aid component is located on the side of the ear mold close to the inner ear canal; the sound guide pipe is located at the horizontal middle line position in the ear mold, one end of the sound guide pipe is connected with the hearing aid component, and the other end is communicated with the external environment through the small hole on the ear mold, and the small hole is located at the center position of the ear mold facing the ear outside. The hearing aid can be shaped on site according to the shape of the ear canal of a user, and the patient can reshape it again when it is not suitable in the later period, and the plastic method is simple, convenient and easy to operate.

The utility model belongs to the technical field of testing equipment, and particularly relates to hearing protector testing equipment which comprises a testing table, a through hole is formed between the top and the bottom of the testing table in a penetrating mode, a hollow rotating shaft is rotatably installed on the inner side of the through hole, and an adjustable head-shaped model is arranged on the top of the hollow rotating shaft. The adjustable head-shaped model comprises an inner-layer silica gel filling body connected with the top of the hollow rotating shaft, the outer side of the inner-layer silica gel filling body is coated with an air bag, the outer side of the air bag is coated with an outer-layer silica gel layer, the two sides of the outer-layer silica gel layer are inwards provided with inwards-concave ear mold magnetic suction grooves, ear molds are arranged on the inner sides of the ear mold magnetic suction grooves, and the outer side of the outer-layer silica gel layer is provided with an outer-layer silica gel layer. A silica gel simulation ear canal is connected between the inner side of the ear mold magnetic suction groove and the inner-layer silica gel filling body, a sensor is installed at the tail end of the silica gel simulation ear canal and located in the inner-layer silica gel filling body, through the arrangement of the air bag structure, the perimeter of the cross section of the adjustable human head-shaped model can be changed, and the simulation test requirements of different head circumference lengths are met.

Acoustic models accurately predict ear-canal acoustics in children using standard clinical immittance measures to improve the accuracy of hearing aid fitting when measurements cannot be made in the child’s ear canal. Physical models of ear canal geometry have been associated to indirect acoustic estimates, which makes is possible to develop models that can predict physical and acoustic characteristics of the ear canal. Such a model predicts ear-canal geometry and acoustics to product earmolds without the need for ear impressions or repeated verification. The combination of predicting ear canal geometry and acoustics improves the quality of hearing aid fitting in children, positively impacts developmental outcomes, and reduces the burden for children and their families. This is especially seen in rural areas, developing countries, and other areas where the ratio of patients to care provides is reduced.

The invention relates to a device for brain activity in a mammal, the device comprising at least one earpiece comprising:-a body (3) comprising an elongate portion extending along an elongate axis, and-an ear mold (4) configured to be inserted into an ear canal of a mammal and comprising at least one electrode assembly, the invention relates to an ear mold (4) for a brain, comprising:-an electrode assembly comprising a measuring electrode arranged on the outer surface of the ear mold (4) and configured to transmit an electrical signal representative of brain activity,-a processing unit wherein the electrode assembly comprises at least one preamplifier positioned upstream of the processing unit in the propagation direction of the electrical signal.

A hearing device is proposed. The invention relates to an ITE part (1) to be placed at least partially in an ear canal, the ITE part (1) comprising: a connector (21) to be coupled to a BTE part to be worn behind a pinna; a hollow ear mold (3) comprising a front end (5), a back end (7) and a hollow cavity (23), the ear mold having the front end (5) facing a user's eardrum during use, the front end (5) comprising a front opening (9), the front opening (9) comprising a front filter (15), the back end (7) comprising a back opening (10), the ITE part (1) further comprising: a receiver (11) arranged in the hollow cavity (23), a sound channel extending between the front opening (9) and the back end (7) and allowing a fluid connection between the front opening (9) and outside the hollow ear mold (3); an active vent (13) comprising a valve, the valve being positioned at the front end (5), the active vent having an open state and a closed state, the valve providing the fluid connection through the sound channel in the open state and hindering the fluid connection through the sound channel in the closed state; a back filter (17) arranged at the back opening or in the hollow cavity and between the back opening and the valve.

The utility model relates to an ear mould and a hearing aid, and the ear mould comprises: a fixed part provided with a loudspeaker mounting hole; and a stretching-in part connected with one end of the fixed part, the stretching-in part being provided with a sound transmission hole in communication with the loudspeaker mounting hole; wherein the fixed part and the stretching-in part are both provided as soft silica gel parts, and the Shore hardness of the soft silica gel parts is 20 degrees to 40 degrees. Since the Shore hardness of the soft silica gel parts is small, the soft silica gel parts have good ductility and plasticity, so that the user can freely adjust the shape of the ear mould and the angle and depth of the ear mould insertion according to the shape of the ear canal when wearing the ear mould, the outer surface of the fixed part is completely fitted with the external ear canal of the user, so that the fixed part is stably fixed in the external ear canal of the user, and feedback howling is avoided; the stretching-in part stretches into the ear canal of the user, so that the sound emitted by the loudspeaker is introduced into the ear canal of the user through the sound transmission hole; and the ear mould can be suitable for different users, so that the adaptability of the ear mould is improved, and the overall cost of the ear mould and the hearing aid is reduced.

The present application relates to the technical field of image processing, and especially relates to a method and system for acquiring a three-dimensional model of an ear mold and a storage medium. The method comprises the following steps: if the acquisition parameter of an acquisition probe is lower than a preset acquisition parameter threshold, the acquisition probe is inserted into the entrance of an ear canal to acquire an image of a concha cavity; the contour boundary of the concha cavity is recognized by using the image of the concha cavity, an entrance reference surface is generated, and an anti-tragus fitting point is determined; the outer ear canal region is recognized according to the contour boundary of the concha cavity, an image of the outer ear canal is acquired, a center line of the ear canal is extracted and a cross-sectional dimension is measured, and an eardrum curved surface is constructed; the eardrum curved surface is subjected to hole repair and smoothing processing, the rationality of the eardrum structure is verified, and a standard three-dimensional ear mold file is exported. The present application realizes the automatic generation of a standard three-dimensional ear mold based on image processing technology, and improves the reconstruction accuracy and matching rate of the ear mold.

The utility model discloses a receiver of a hearing aid, which comprises a shell, a moving-iron receiver main body and a microphone, and the moving-iron receiver main body and the microphone are arranged in a cavity of the shell. The top of the housing is provided with a sound receiving port and a line pipe connecting port. And the bottom of the shell adopts a necking structure, and the end part of the bottom of the shell is also provided with a circle of annular bulge, so that the shell can be fixedly connected with the hearing aid ear mold head conveniently. The utility model also discloses a hearing aid, which comprises a hearing aid host, a hearing aid ear die head and a line pipe assembly, the wire pipe assembly comprises the receiver of the hearing aid, the other end of the receiver is connected with the hearing aid ear mold head, and the connecting plug in the wire pipe assembly is electrically connected with the hearing aid host. According to the utility model, the conversation microphone is integrated on the receiver of the line pipe assembly connecting the hearing aid host and the hearing aid ear mold head, so that external noise during conversation of the hearing aid is reduced, the noise reduction effect is improved, and the conversation quality of the hearing aid is improved.

The utility model relates to the technical field of detection devices, in particular to a simulation detection device applied to an earphone, which is used for carrying out multiple detection items on the earphone. The device specifically comprises a fixed assembly, a swing simulation assembly, a rotating assembly and a sound insulation cover. Wherein the fixing assembly comprises an earphone jig, channel steel and simulation ear molds, and the earphone jig can move along the channel steel so as to adjust the distance between the two simulation ear molds; during detection, the earphone is placed in the simulation ear mold, and the audio receiver can receive audio from the earphone and output a corresponding electric signal. In addition, the swing simulation assembly comprises two lifting driving modules which can be driven to swing so as to detect the firmness and stability of the earphone placed in the ear. The rotating assembly can be driven to rotate so as to adjust the orientation, and the noise reduction effect of the earphone can be detected in cooperation with the sound insulation cover and the loudspeaker arranged in the sound insulation cover; the testing device can meet various testing items and can be matched with various earphone types such as headsets and Bluetooth earphones at the same time.

The invention provides an ear mold manufacturing method, device, system and equipment and a storage medium, and relates to the technical field of biomedical treatment, an auricle of a target object is subjected to mold taking in advance to obtain an auricle reverse model, the auricle reverse model truly expresses all curved surface information of the auricle, three-dimensional point cloud data is obtained by scanning the auricle reverse model, and the three-dimensional point cloud data is obtained by scanning the three-dimensional point cloud data. The digital auricle forward model is constructed based on the three-dimensional point cloud data, the influence of the ear hidden curved surface contour on point cloud data acquisition is eliminated, digital extraction of the complete curved surface of the auricle is effectively realized, and the precision of realizing the ear model through digital construction is improved, so that the integrating degree of the digital ear model and the ear of a target person is ensured, and the user experience is improved. According to preset and extracted acupoint information of the auricle, trepanning is carried out, then physical printing of the digital ear mold is carried out, personalized and mobile diagnosis, treatment and conditioning are carried out suitably, and an innovative whole process of digital construction of the ear mold and mobile and personalized diagnosis, treatment and conditioning is realized.

Earphones intended for being worn in the ear canal (in-ear headphones) usually contain an ear pad, which the user may exchange for other ear pads of different sizes. Also earmolds, which are alternatively useable, can easily be exchanged. The ear pad or earmold can be mounted on a receptacle of the earphone. For mechanically or acoustically adjusting the frequency response of the earphone, the ear pad or earmold has at least one cavity. When the ear pad or earmold is mounted on the earphone's receptacle, the cavity is acoustically connected with the sound channel of the ear pad or earmold and is adapted for acting as an acoustic resonator, in particular as a Helmholtz resonator, in the audible frequency range.

The embodiment of the application discloses a personalized ear mold integrated manufacturing method based on multi-material digital light processing, and relates to the technical field of additive manufacturing. The method comprises the following steps: obtaining a three-dimensional numerical model of a personalized ear mold of a specific patient; adding a static load based on the self-weight of a hearing aid and a dynamic load based on the periodic force of chewing movement to the numerical model, and performing dynamic stress analysis on the numerical model based on the added load; dividing material regions with different hardnesses in the numerical model based on the stress analysis result, including a rigid support region, a flexible sealing region and a transition region; determining the volume fraction of rigid materials and flexible materials for DLP three-dimensional printing at each position in the transition region according to a stress gradient line; and determining the printing energy density at each position in the transition region according to the volume fraction and the printing energy density of the rigid support region and the flexible sealing region. The embodiment can improve the quality and efficiency of ear mold manufacturing.

The utility model discloses a stable flexible ear mould, ear mould assembly and hearing aid, wherein, the stable flexible ear mould includes: ear mould body made of flexible material, install the cavity on the ear mould body, the cavity is used for inserting and fixing receiver, and the front end of ear mould body is equipped with the sound guide hole that passes through with install the cavity, and, the positioning support that one -piece forming in the rear end of ear mould body is adapted with the ear concha cavity profile, and the end of positioning support forms the hook claw that easily deforms, is used for the hand of person to pinch and take out ear mould from the ear of person. In the utility model, because positioning support is matched with ear concha cavity profile, can form the support to ear mould body when embedding in the ear concha cavity, make ear mould steady positioning in the ear, and the sound is transferred through receiver and is passed into the ear of person through sound guide hole, realize the hearing aid function, and because the hook claw easily deforms, when needing to take out ear mould, can take out ear mould through pinching and taking hook claw.

The utility model discloses an anti-blocking ear mold and hearing aid wherein the anti-blocking ear mold comprises a base part and a sound guide part which are integrally formed, the base part is provided with an annular sealing area which is used for being in sealing fit with the edge of an ear canal, the sound guide part is used for extending into the ear canal to transmit sound, and the sound guide part is used for being in sealing fit with the edge of the ear canal. The size of the sound guide part is smaller than that of an ear canal, so that at least part of the sound guide part is not in contact with the ear canal when the ear mold is worn on an ear; a silencing air hole is formed in the base body part in a penetrating mode, the first end of the silencing air hole is located on the inner side of the annular sealing area, and the second end of the silencing air hole is located on the outer side of the annular sealing area to penetrate through the interior and the exterior of the ear canal. Due to the fact that the size of the sound guide part is smaller than that of the ear canal, a gap can be formed between the sound guide part and the ear canal, sound can be dissipated after being reflected, then the diffused sound is transmitted out of the ear through the silencing air holes, further, the stuffy sound generated in the ear is reduced, the ear blocking phenomenon is effectively relieved, and the comfort level is better for a mild symptom patient.