150 results about "Hearing loss" patented technology

The invention relates to a hearing threshold prediction method based on frequency sweep OAEs and a deep learning model, and the method comprises the steps: employing a frequency sweep stimulation signal normal form with a unified mode to extract an SFOAEs signal and a DPOAEs signal, the stimulation sound normal form of the SFOAEs signal is a four-segment frequency sweep signal, and the stimulation sound normal form of the DPOAEs signal is a single-segment frequency sweep signal. And carrying out interference signal filtering on a residual signal of the single DPOAEs signal or the SFOAEs signal through a tracking filter with a dynamically changed zero pole so as to extract frequency sweep OAEs spectrum information. And constructing a data set of a deep learning model based on the sweep frequency OAEs spectrum information, and training and evaluating the deep learning model to obtain a hearing threshold prediction model. And calling the hearing threshold prediction model to perform hearing threshold prediction on the SFOAEs signals and the DPOAEs signals under different test intensities, and outputting hearing thresholds corresponding to the frequencies, thereby ensuring the accuracy of diagnosing the hearing loss degree.

The invention relates to a method for testing a participant's ability to accurately detect speech under background noise, comprising: (a) audibly presenting a series of 2-bit numbers, 3-bit numbers, 4-bit numbers and / or 5-bit numbers in a random or fixed order to a participant's first ear at a fixed or varying signal-to-noise ratio (SNR) in a quiet or noisy environment, (b) audibly presenting a series of 2-bit numbers, 3-bit numbers, 4-bit numbers and / or 5-bit numbers in a random or fixed order to the second ear of the participant at a fixed or random signal-to-noise ratio (SNR) in a quiet or noisy environment, where the numbers are presented in the native language of the participant or the fluent language of the participant, (c) recording the numbers or sequence of numbers correctly recognized by the participant, and (c) storing the recorded numbers or sequence of numbers at the second ear of the participant. And (d) calculating a score as a function of the percentage of the number or sequence of numbers correctly replicated by the subject, or as a function of the sound intensity difference between the speech and noise required to achieve the correct recognition of 50% sequence of numbers. The invention also relates to a device and a method for measuring the digital recognition capability related to hearing loss, and to a computer-implemented method for evaluating the speech recognition capability of a participant.

The invention is suitable for the technical field of intelligent equipment, and provides a hearing loss risk assessment method and system, intelligent equipment and a storage medium, and the method comprises the steps: a near-ear wearable device collects an audio signal through a configured acoustic sensor, carries out the sound source classification marking of the audio signal based on a current working mode, and carries out the sound source classification marking of the audio signal; and according to a set time interval or a trigger condition, counting a signal intensity mean value of each sound source type audio signal, sending a sound source classification mark and the counted signal intensity mean value to a cloud server corresponding to the user, and indicating the cloud server to carry out hearing loss risk assessment on the user according to the sound source classification mark and the counted signal intensity mean value. The hearing loss risk assessment method and device can effectively improve the convenience, accuracy and universality of hearing loss risk assessment.

A method and apparatus to assist people with hearing loss. An augmented reality device with microphones and a display captures speech of a person talking to the wearer of the device and displays real-time captions in the wearer's field of view, while optionally not captioning the wearer's own speech. The microphone system in this apparatus inverts the use of microphones in augmented reality devices by analyzing and processing environmental sounds while ignoring the wearer's own voice.

The present disclosure relates to an application to be executed by an electronic device. The electronic device communicates with a hearing device worn by a user. The hearing device comprises a battery and a processing unit configured to receive an input signal and provide a processed output signal for compensating a hearing loss of the user. The application is configured for transmitting a status request from the electronic device to the hearing device, receiving, at the electronic device, a status response from the hearing device, and generating a notification representing instructions for charging the battery. The notification is generated based on the received status response and predetermined settings of the application.

1. Name of the product of this design: Hearing aid component (990). 2. Purpose of this design product: A device used to help hearing-impaired people compensate for their hearing loss. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: combination state diagram. 5. The main view, rear view, left view, right view, top view and bottom view of component 2 are symmetrical with those of component 1, and the main view, rear view, left view, right view, top view and bottom view of component 2 are omitted. 6. Other situations that need explanation: Component 1 of this appearance is the right hearing aid, component 2 is the left hearing aid, and component 3 is the charging compartment for holding and charging components 1 and 2.

The present disclosure relates to an application to be executed by an electronic device. The electronic device communicates with a hearing device worn by a user. The hearing device comprises a battery and a processing unit configured to receive an input signal and provide a processed output signal for compensating a hearing loss of the user. The application is configured for transmitting a status request from the electronic device to the hearing device, receiving, at the electronic device, a status response from the hearing device, and generating a notification representing instructions for charging the battery. The notification is generated based on the received status response and predetermined settings of the application.

The present disclosure provides preventing and / or treating hearing loss in an individual in need thereof comprising administering a composition comprising one or more viral vectors comprising a nucleic acid encoding COL18A1 protein, SPARC protein, and IGFBP2 protein. The present disclosure also provides method for preventing and / or treating hearing loss in an individual in need thereof comprising administering an effective amount of COL18A1, SPARC, and IGFBP2 proteins to the inner ear of the individual.

The present invention provides a means and a system for screening agents for treating or preventing age-related hearing loss. Specifically, the present invention provides an agent for treating or preventing age-related hearing loss, the agent being characterized by containing, as an active ingredient, at least one compound selected from the group consisting of tea polyphenols and salts and hydrates thereof.

A method for performing a hearing assessment procedure includes: performing a computational prediction of a hearing loss at at least one frequency different from one or more given frequencies for which a hearing loss indication is obtained by measurement, selecting a configuration for performing the hearing assessment procedure using at least the predicted hearing loss at the at least one frequency.

A system and associated processes include a left and right eyewear stem, each including a microphone array comprising a plurality of microphones, and a digital hearing aid that receives content from the microphone array and extracts a desired signal from the content, the digital hearing aid applying frequency-dependent gain to the desired signal to compensate for a user's hearing loss profile. The system further includes processes that receive the desired signal modified with the frequency-dependent gains to acoustically render the desired modified signal proximate to the ear of the user without anything physical being placed within an entrance to an ear canal. A rechargeable battery may be included, along with a front face of the eyewear configured to hold a pair of eyewear lenses, where the front face lacks an electrical conductor connecting the right and left eyewear stem.

Various sounds are reproduced in a passenger cabin of a transportation vehicle with a plurality of positions for seating respective persons who may have differential hearing losses between a right ear and a left ear. A dominant ear and a nondominant ear are identified of a particular user in a respective seating position. Electrical audio signals are generated in a sound source intended for reproduction by an array of speakers disposed within the passenger cabin for directing reproduced sounds toward the seating positions from respective directions. The audio signals are differentially adjusted before sending them to the array of speakers such that reproduced sounds directed to the nondominant ear are attenuated in relation to the reproduced sounds directed to the dominant ear (i.e., the sound to the dominant ear is enhanced).

The invention relates to a dietary therapy formula for improving microcirculation of inner ears and a preparation method. Components with homology of medicine and food are selected, the black rice, the blueberries and the purple cabbages are rich in anthocyanin and beneficial to removing free radicals in cochlea and inhibiting hair cell apoptosis, the walnut kernels and the Chinese wolfberry fruits can improve blood vessel elasticity and protect auditory neurons, and the radix salviae miltiorrhizae, the hawthorn fruits and the radix puerariae can increase blood flow of inner ears, promote nutrition delivery, reduce blood viscosity and reduce vasospasm, so that the health-care food is suitable for being eaten by people. The whole component is low in sugar content, suitable for diabetics and capable of expanding the crowd. Effective components are processed into non-medicinal products, food therapy is beneficial to improving microcirculation of inner ears, relieving ear symptoms such as tinnitus and the like and delaying hearing loss, and a user can eat the food for a long time without psychological burden of medication.

The utility model discloses a five-axis automatic online sampling device, which belongs to the technical field of electrolytic aluminum electrode carbon block sampling and comprises a control cabinet, a cantilever is arranged at the top of one side of the control cabinet, and a cross beam is arranged on one side of the top of the cantilever; through the sample drilling assembly, the cut-off assembly and the clamping assembly, operation of sample drilling, cut-off, detection of the surface height of a carbon block, clamping of a sample rod and storage of the sample rod can be automatically completed, high automation is achieved, and compared with a traditional manual sampling mode, the sampling time is greatly shortened, the production efficiency is improved, and the production cost is reduced. Meanwhile, workers are liberated from heavy physical labor through automatic operation, only equipment monitoring and simple operation instruction input need to be carried out, workers are prevented from directly making contact with dust and noise sources, the risks that the workers suffer from pneumoconiosis, hearing loss and even deafness are effectively avoided, a healthier working environment is provided for the workers, and the working efficiency is improved. And the cost and risk of enterprises in the aspect of preventing and treating occupational diseases are also reduced.

A hearing aid device is provided that has a body housing a microphone electrically connected to an amplifier. A receiver, in communication with the amplifier, receives an electrical signal converted from sound. A unique feature of the device is the inclusion of a dome, designed to contact within the ear, which is removably attachable to the receiver via a threaded connection mechanism. This mechanism can either be a direct male threaded attachment on the receiver that engages with a female thread within the dome or incorporate a dome insert with the female thread. The dome, typically bell-shaped, mushroom-shaped or umbrella shaped with a size range from 4 millimeters to 12 millimeters depending on individual comfort level and hearing loss, and formed of silicone or a similar material that offer flexibility, durability, and a good formability, can be efficiently detached by twisting between one to six rotations, facilitating easy cleaning or replacement. Made from material that's easily cleaned by a soft cloth, the dome ensures clarity in sound delivery and optimal hygiene for the user.

The present invention relates to the field of gene therapy in the medical field, and in particular to the use of overexpressing normal genes to restore hearing in patients with hereditary hearing loss caused by gene mutations or deletions. The present invention relates to a dual vector system expressing an OTOF protein. The dual vector system comprises two segments of nucleotide sequence, the first segment comprising two ITR sequences and a gene expression cassette inserted between the ITR sequences, and the second segment comprising two ITR sequences and a gene expression cassette inserted between the ITR sequences. An adeno-associated virus packaged with the vector is also provided. The vector and virus can restore hearing in both ears by administering them to one ear, in the field of large-scale dual vector gene delivery for hearing loss gene therapy.

This utility model discloses a low-noise centrifugal pump for petrochemical applications, comprising a centrifugal pump body, an impeller movably mounted inside the pump body with an impeller shaft mounted on it, an inlet pipe at the front of the pump body, a drain pipe at the top of the pump body, and a low-noise mechanism wrapped around the outside of the pump body. The low-noise mechanism consists of noise reduction covers A, B, C, and D. Noise reduction cover B is fixedly mounted at one end of noise reduction cover A, and noise reduction cover D is fixedly mounted at one end of noise reduction cover C. This low-noise centrifugal pump for petrochemical applications features modularly designed noise reduction covers that can be quickly installed using a mounting bracket without complex tools or specialized skills, reducing the noise level generated by the centrifugal pump and preventing damage to the inner ear hair cells of factory workers, thus avoiding irreversible hearing loss. The rock wool itself has a porous fiber structure, primarily absorbing mid-to-high frequency noise.

The present disclosure provides constructs comprising a coding sequence operably linked to a promoter, wherein the coding sequence encodes a polypeptide (e.g., a therapeutic polypeptide). Exemplary constructs include AAV constructs. Also provided are methods of using disclosed constructs for the treatment of hearing loss and / or deafness.

A hearing device includes: an input module for provision of an input signal; a time domain filter configured to perform filtering to provide a filter output signal based on the input signal; a processor configured to provide an electrical output signal based on the filter output signal, the processor configured to compensate for hearing loss of a user of the hearing device; a receiver configured to provide an audio output signal based on the electrical output signal; and a controller comprising a machine learning model for provision of a model output based on the input signal, wherein the controller is configured to: determine a first gain based on the model output; determine a filter control signal based on the first gain; and provide the filter control signal to the time domain filter for filtering the input signal based on the filter control signal.

1. The name of the design product: hearing aid (FT-20-FT-21). 2. The use of the design product: the design product is used for compensating hearing for air conduction hearing loss patients. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

The present disclosure provides constructs comprising a coding sequence operably linked to a promoter which expresses the polynucleotide in an outer hair cell, wherein the coding sequence encodes a polypeptide (e.g., a heterologous polypeptide). Exemplary constructs include AAV constructs. Also provided are methods of using disclosed constructs for the treatment of hearing loss and / or deafness.

A method of processing audio, the method comprising: receiving audio data for playback on a playback device, the audio data comprising a target audio component; receiving masked audio data; obtaining hearing loss data associated with a listener; obtaining back discharge level data; calculating a target excitation pattern based on the target audio component and the return discharge level data; calculating a masked excitation pattern based on the masked audio data; calculating a signal gain based on the target excitation pattern, the masked excitation pattern, and the hearing loss data; and applying the signal gain to the target audio component to produce a compensated target audio component.

The invention provides a sound wave synthesis method and device, electronic equipment and a storage medium, and relates to the technical field of computers. The method comprises the following steps: acquiring hearing loss data of a vehicle driver; analyzing the hearing loss data to obtain an initial attenuation frequency of the driver; determining a frequency adjustment starting point according to the initial attenuation frequency; adjusting the phase of each first frequency point in the first audio signal to obtain a second audio signal, the first audio signal being an audio signal corresponding to the current working condition parameter of the vehicle, and the first frequency point being a frequency point greater than the frequency adjustment starting point; and synthesizing the sound wave based on the adjusted audio signal. Therefore, personalized hearing compensation can be carried out when the sound waves are synthesized, the hearing experience of a driver is improved, and the driving safety and experience feeling are improved.

A hearing device is disclosed. The hearing device comprises a processing unit and a storage unit, the processing unit being optionally configured to compensate for hearing loss of a user of the hearing device. The storage unit stores: a first primary certificate, optionally including a first primary hearing device identifier; a second primary certificate, optionally including a second primary hearing device identifier; and a first secondary certificate optionally comprising a hearing device configuration indicative of the first configuration of the hearing device or the second configuration of the hearing device. The processing unit is configured to operate the hearing device in accordance with the first primary credentials in accordance with a first configuration indicated by the hearing device configuration. The processing unit may be configured to indicate a second configuration in accordance with the hearing device configuration, and operate the hearing device in accordance with the second primary credentials.

A method and apparatus to assist people with hearing loss. An augmented reality device with microphones and a display captured speech of a person talking to the wearer of the device and displays real-time captions in the wearer's field of view, while optionally not captioning the wearer's own speech. The microphone system in this apparatus inverts the use of microphones in an augmented reality device by analyzing and processing environmental sounds while ignoring the wearer's own voice.

The invention discloses a bidirectional video call device capable of being displayed by a television. The bidirectional video call device comprises a communication module, a pickup module, a camera module, a decoding module and a switching module, the communication module is used for receiving and sending audio and video data with a connected external terminal; the pickup module is used for collecting an audio signal of a local environment; the camera module is used for acquiring an image signal of a local environment; the decoding module is in wired connection with the television through an HDMI (High Definition Multimedia Interface) data line and is used for decoding the received audio and video data so as to play audios and videos on the television in real time; and the switching module is used for responding to the received video call request so as to switch the current signal source of the television to the input source of the corresponding decoding module. According to the invention, the audio and video data sent by the external terminal can be played through the television, the display picture is large, the sound volume is sufficient, the method is especially suitable for the old with poor eyesight and little ear back, and the comfort level of the old in the video call process is greatly improved.

The invention discloses an HSP70-targeting chimeric antigen receptor-macrophage and application thereof in treatment of noise-induced hearing loss, an extracellular domain of the HSP70-targeting chimeric antigen receptor comprises an HSP70 specific binding fragment, an intracellular domain comprises an IL-4 signal channel functional element, a signal switch type CAR structure of the HSP70 is formed, and the macrophage can be used for treating noise-induced hearing loss, so that the HSP70-targeting chimeric antigen receptor-macrophage can be used for treating noise-induced hearing loss. The HSP70-targeted chimeric antigen receptor-macrophage can be used for preparing the HSP70-targeted chimeric antigen receptor-macrophage, is used for mediating polarization of the macrophage to an M2 type and exerting an anti-inflammatory function, is proved to be capable of specifically responding to an inner ear inflammation microenvironment, switching an anti-inflammatory phenotype and protecting hair cells and auditory nerves, can be used for treating noise-induced hearing loss, and can be used for preparing the HSP70-targeted chimeric antigen receptor-macrophage. The limitation that traditional hearing-aid equipment supports treatment on symptoms is broken through, and the hearing-aid device has a remarkable application prospect.

The utility model relates to the technical field of steam generators, and discloses a noise reduction mechanism of a steam generator, which comprises the steam generator and a noise reduction component, the steam generator comprises a bottom plate, a base, a support plate and a machine body, the bottom of the base is fixedly connected with the top of the bottom plate, and the noise reduction component is fixedly connected with the support plate. The surface of the supporting plate is movably connected with the interior of the base. Structural components such as the steam generator and the bottom plate are arranged, steam is manufactured through the steam generator, noise generated in the running process of the steam generator is reduced through the noise reduction assembly, vibration generated in the running process of the machine body is reduced through the damping assembly, and the bottoms of the two noise reduction covers are kept stable through the stabilizing assembly; the effect of reducing the noise in the operation process of the steam generator is achieved, and the health problems that the noise generated by the steam generator interferes with the surrounding environment, and people are possibly damaged in hearing and increased in mental stress due to long-term exposure in the noise environment are solved.

The invention discloses application of NSD2 in cochlea hair cell function maintenance and hearing treatment. Specifically, the invention provides application of an NSD2 gene, mRNA, protein or an expression promoting agent thereof, the NSD2 gene, the mRNA, the protein or the expression promoting agent is used for preparing a preparation or a composition, and the preparation or the composition is used for preventing and / or treating hearing loss. The preparation or the composition is high in pertinence, small in side effect and capable of effectively treating hearing loss.

The present invention provides derivatives of quinolylnitrones of formula I, wherein the meaning of the substituents is as described in the description, useful in treatment and / or prevention of hearing loss.Advantageously, these quinolylnitrones of formula (I) have a broad-spectrum effect, being efficient in the prevention and treatment of hearing loss regardless of its origin, whether caused by a physical agent, such as noise, or an ototoxic agent such as H2O2.