CN102342834A - Portable hearing testing and hearing-aid testing and matching integrated system - Google Patents
Portable hearing testing and hearing-aid testing and matching integrated system Download PDFInfo
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- CN102342834A CN102342834A CN2011102650104A CN201110265010A CN102342834A CN 102342834 A CN102342834 A CN 102342834A CN 2011102650104 A CN2011102650104 A CN 2011102650104A CN 201110265010 A CN201110265010 A CN 201110265010A CN 102342834 A CN102342834 A CN 102342834A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/12—Audiometering
- A61B5/121—Audiometering evaluating hearing capacity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/70—Adaptation of deaf aid to hearing loss, e.g. initial electronic fitting
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Abstract
The invention relates to a portable hearing testing and hearing-aid testing and matching integrated system which is characterized by comprising a main body, a control unit arranged in the main body, a hearing test device connected with a phase circuit and a machine of the control unit, a hearing-aid testing and matching device, a wireless internet device and a remote expert database sharing device. The hearing test device comprises an internal hearing meter, a hearing-aid testing and matching program and an external hearing device. The hearing test device is used for inputting comprehensive hearings (sound signals of loudness decibels heard by the patient under different frequencies) of detected air conduction and bone conduction related to a hearing-aid worn by a patient and to the hearing-aid testing and matching device directly coupled with the hearing test device. According to the technical scheme, the portable hearing testing and hearing-aid testing and matching integrated intelligent system established on the basis of a notebook computer organically couples the internal hearing meter and the hearing-aid testing and matching program into a device so that the hearing testing environment and the hearing-aid wearing environment are completely coincident, meanwhile, the comprehensive hearings of the detected air conduction and the bone conduction are completely seamlessly input to the hearing-aid testing and matching, thus the actual use effectiveness of the hearing-aid is increased, the error that the general mute hearing testing environment is not coincident with the hearing-aid wearing environment is avoided, the time required for respectively carrying out hearing testing and the hearing-aid testing and matching is greatly reduced, and equipment cost and service cost are reduced.
Description
Technical field
The present invention relates to a kind of hearing test and test match system.
Background technology
Hearing test is under quiet environment (quiet); Listen the barrier patient to be sitting in quiet; Interconnect and transmit audio signals with earphone (headphone) that is worn over ear outside and the sonometer (audiometer) that is placed on quiet outside, operate the audiogram (audiogram) of sonometer and record patient by doctor or audition teacher;
The patient tries hard to paper tin to give and tests teacher of the joining, and tests to join the Shi Zaicong audiogram and read audition (decibel)--and frequency (hertz) data and manual input hearing aid fitting software begin the hearing aid fitting debugging under common clinic or environment;
More than two steps be to overlap independently instrument and equipment by two, operate completion by an above professional; The audiometry environment with test that to join environment different fully; Sonifer wearing mode different with the hearing test earphone (such as ear hearing ear-level hearing aid, dark auditory meatus sonifers); Separate can not exchange and interdynamic because of quiet for specialty operator and patient; Audiometry and testing is joined technical merit and quality and is depended on that fully Operational Specialist independently and patient's (particularly old man and child) interaction cooperates, and can't monitor and instruct; The patient that can't move (such as the bed patient) then can not get into quiet and carry out the pure tone measurement; Need the time long, expensive many, artificially uncertain factor many, inaccurate, lose contact with reality, instrument and equipment is expensive and volume is big, is inappropriate for community family and remote rural area; Be the traditional-handwork independent working mode fully, can't utilize Internet technology.
Summary of the invention
The present invention aims to provide and a kind ofly overcomes prior art and have defective,, hearing test device and hearing aid fitting device is coupled into physically incorporate intelligence system that is.
The present invention is used for realizing that the technical scheme of foregoing invention purpose is: a kind of hearing test and hearing aid fitting system; It is characterized in that; This system comprises a main body; Place the intravital control unit of said master; The hearing test device, hearing aid fitting device, wireless interconnected net arrangement, the remote expert storehouse sharing means that are electrically connected with said control unit; Said hearing test device is built-in with sonometer, hearing aid fitting program and external hearing devices, and this hearing test device inputs to the aural synthesis (audio signal of the loudness decibel that the person of changing under the different frequency can hear) of its detected gas conduction and bone conduction in the hearing aid fitting device direct-coupled with it.This technical scheme; Be based upon portable hearing test and hearing aid fitting integrative intelligent system on the notebook computer basis; Include but not limited to hearing test device, hearing aid fitting device, wireless interconnected net arrangement, remote expert storehouse sharing means, these install complete seamless link together, form the portable integrated system of a notebook computer size; Built-in sonometer and hearing aid fitting program organically are coupling in the device; Make hearing test environment and sonifer wear environment and fit like a glove, under non-quiet environment, record actual audition, actual audition can also be converted into pure-tone audiometer; And simultaneously with complete seamless being input in the hearing aid fitting of the aural synthesis of conduction of detected gas and bone conduction; Improve the actual use of sonifer effectiveness, avoid common quiet hearing test environment and sonifer to wear the mistake that environment for use misfits, and significantly reduce and carry out hearing test and hearing aid fitting required time respectively.
Below for to be optimized technical scheme of the present invention from different aspects and angle:
The hearing test device comprises built-in sonometer (audiometer) and external hearing devices.Built-in sonometer places in system's body; Comprise digital signal processor (DSP) or sonifer and embedding hearing test software; Pass through digital signal processor; Operation sound tone generator software produces the digital audio signal (at 200Hz to 8000Hz frequency separation, having not to be higher than being interrupted or uninterrupted audio signal of 20 decibels of amplification between being no less than under 4 assigned frequencies from 25 decibels to 130 decibels) of different loudness and frequency, and outputs to external hearing devices.External hearing devices comprises computer USB connecting line, program control instrument or programmable device (sonifer is joined the digital information processing system external interface module that software links to each other with testing, also can place in the integral system), programming lead, listens solenoid and digital signal processor or sonifer.As an application special case, built-in sonometer and external hearing devices also can a shared external digital signal processor or sonifers.Listen solenoid to comprise receiver and ear mold or earplug.Listen solenoid can be placed in the auditory meatus; Ear mold and auditory canal wall elasticity or non-resilient the contact; The receiver is fixed in the auditory meatus; Simultaneously and form a cavity body between people's ear drum membrane, be convenient to test out and cavity, promptly sonifer is worn the true relative hearing (will wear the structure and material of sonifer model and ear mold corresponding to patient's auditory meatus and patient) of environmental correclation.
With hearing test device and sonifer analyser; Such as Fonix Hearing Aid Analyzer; Or other audio-frequency generator connects; Carry out the audio frequency calibration or demarcate assurance hearing test device hearing test relative hearing amplitude even accuracy and the reliability of absolute hearing value under 200 to 8000 hertz of interval different frequencies.Corresponding numerical value and logical relation between used digital signal processor of hearing test device or sonifer and other the selected sonifer that will wear for the patient be can also demarcate simultaneously, correction factor or penalty constant found out.The present invention is fit to linearity or non-linear sonifer, particularly Digital Programmable sonifer.
Test and join in the software embedded system; Directly in built-in sonometer data storage, read true audition audio signal data; Adopt automatically coupling to test to join or different embeddings is tested to join prescriptive formula or test and joined mode conversion related parameter is arranged; Sonifer is adjusted to the optimum matching duty, thereby makes sonifer wear actual environment and hearing test environment facies seemingly, improve to test and join verity and effectiveness; Particularly improve tonequality, comfort level, speech audibility, loudness, the intelligibility wear behind the sonifer, improve signal to noise ratio and performance indications such as the sound intensity or acoustic pressure.
System or notebook computer are placed into apart from people's ear different distance, angle and height; Utilize the built-in sound field generator of system to send the sound field of various frequencies and loudness; Simulate the sound of all kinds of life what is heard from the low frequency to the high frequency; Such as sound of the wind, thunderstorm sound, automobile engine sound, chirm, play Mah-Jong sound, child's sob, piano sound etc., the various sound intensitys that sonifer hears and verity, definition, loudness and the comfort level of frequency sound are worn in check.
In the test process, the hearing test demarcation is related with the hearing aid fitting algorithm and Automatic Optimal is approached digital processing and non-linear coupling circulation approaches, thereby guarantees that true hearing test of integral system and hearing aid fitting are complementary; With the organic connection seamlessly of each branch's operation, integrated and optimization, being integrally formed operation system of software.
In order to make integral system be applicable to different human body auditory meatus physiological structure; Must prepare the ear mold of a plurality of difformities and size; Or customize ear mold (instant molding earmold) in real time; Guarantee that selected ear mold contacts with the tight of human antrum auris wall, guarantee that receiver end and people's ear drum membrane are not more than 10mm apart, form sound field cavity airtight or that part is airtight (will wear the structure and material of sonifer ear mold corresponding to the patient); And do hearing test and test and join sonifer with same ear mold, can improve the general applicability and the accuracy of system.When under noisy environment, doing hearing test, also can put on anti-ear muffler to the patient.
Built-in wireless internet card of system and long-distance video and audio manipulation system; The A of system can be linked to each other in the strange land with the B of system; Also can link to each other with the technique center system; Let the technique center audition expert with test join the expert can remote guide, monitoring even operation be located in the system of remote districts, or lack experience test teacher of the join'sing operated system, directly listen the barrier patient to detect audition and test and join sonifer for the strange land.Through built-in wireless internet card of system and specialist system; Let the strange land test teacher of the joining and to link to each other with the experts database (expert system) on the servomechanism of technique center, retrieval of similar case, consultation information, assisted diagnosis, prioritization scheme option, technology of sharing resource and share one's experience with audition teacher.Personalized hearing test can and be shared through the network transmission with the hearing aid fitting data, be convenient to network customer service and maintenance, and the technique center accumulates the various places customer data and sets up unified library database.
System of the present invention also can accept the audiogram of outside manual input and make hearing aid fitting, and the true audition contrast input pure-tone audiometer that can also record with native system is joined parameter and joined prescriptive formula or pattern and carry out the township and should revise with testing testing.
Description of drawings
The accompanying drawing that is bonded in this description and constitutes the part of this description illustrates several aspect of the present invention, and is used for explaining principle of the present invention with its description.
Shown in Figure 1 is the sketch map of hearing test of the present invention and hearing aid fitting system implementation mode.
The specific embodiment
After combining the following detailed description of the preferred embodiment of advantages, it will be recognized by those skilled in the art scope of the present invention and realize its additional aspect.
Be based upon portable hearing test and hearing aid fitting integrative intelligent system on the notebook computer basis; Include but not limited to hearing test device, hearing aid fitting device, wireless interconnected net arrangement, remote expert storehouse sharing means; These install complete seamless link together; Form the portable integrated system of a notebook computer size; Built-in sonometer and hearing aid fitting program organically are coupling in the device; Make hearing test environment and sonifer wear environment and fit like a glove, and, improve the actual use of sonifer effectiveness simultaneously with complete seamless being input in the hearing aid fitting of aural synthesis (not being the pure-tone audiometer that records under the quiet environment) of detected gas conduction and bone conduction; Avoid common quiet hearing test environment and sonifer to wear the mistake that environment for use misfits, and significantly reduce and carry out hearing test and hearing aid fitting required time respectively.
The hearing test device comprises built-in sonometer (audiometer) and external hearing devices.Built-in sonometer places in system's body; Comprise digital signal processor (DSP) or sonifer and embedding hearing test software; Pass through digital signal processor; Operation sound tone generator software produces the digital audio signal (at 200Hz to 8000Hz frequency separation, having not to be higher than being interrupted or uninterrupted audio signal of 20 decibels of amplification between being no less than under 4 assigned frequencies from 25 decibels to 130 decibels) of different loudness and frequency, and outputs to external hearing devices.External hearing devices comprises computer USB connecting line, program control instrument or programmable device (sonifer is joined the digital information processing system external interface module that software links to each other with testing, also can place in the integral system), programming lead, listens solenoid and digital signal processor or sonifer.As an application special case, built-in sonometer and external hearing devices also can a shared external digital signal processor or sonifers.Listen solenoid to comprise receiver and ear mold or earplug.Listen solenoid can be placed in the auditory meatus; Ear mold and auditory canal wall elasticity or non-resilient the contact; The receiver is fixed in the auditory meatus; Form a cavity body between while and the people's ear drum membrane, be convenient to test out and cavity, promptly sonifer is worn the true relative hearing (will wear the structure and material of sonifer model and ear mold corresponding to the patient) of environmental correclation.
With hearing test device and sonifer analyser; Such as Fonix Hearing Aid Analyzer; Or other audio-frequency generator connects; Carry out the audio frequency calibration or demarcate assurance hearing test device hearing test relative hearing amplitude even accuracy and the reliability of absolute hearing value under different frequency.
Test and join in the software embedded system; Directly in built-in sonometer data storage, read true audition audio signal data; Adopt to test automatically and join or different testing joined prescriptive formula or tested and join mode conversion related parameter is arranged; Sonifer is adjusted to the optimum matching duty, thereby makes sonifer wear actual environment and hearing test environment facies seemingly, improve to test and join verity and effectiveness.
System or notebook computer are placed into apart from people's ear different distance, angle and height; Utilize the built-in sound field generator of system to send the sound field of various frequencies and loudness; Simulate the sound of all kinds of life what is heard from the low frequency to the high frequency; Such as sound of the wind, thunderstorm sound, automobile engine sound, child's sob, piano sound etc., the various sound intensitys that sonifer hears and the verity and the definition of frequency sound are worn in check.
Utilize the built-in sound field generator of system to send the sound field of various frequencies and loudness; The detection calibration operation of simulating sound and the audition value of carrying out of all kinds of life what is heard from the low frequency to the high frequency is joined operation and can be carried out repeatedly repeatedly with testing; Join effect to obtain more satisfactory testing; The hearing test demarcation is related with the hearing aid fitting algorithm and Automatic Optimal is approached digital processing and non-linear coupling circulation approaches, thereby guarantees that true hearing test of integral system and hearing aid fitting are complementary; With the organic connection seamlessly of each branch's operation, integrated and optimization, being integrally formed operation system of software.
In order to make integral system be applicable to different human body auditory meatus physiological structure; Must prepare the ear mold of a plurality of difformities and size; Or customize ear mold (instant molding earmold) in real time; Guarantee that selected ear mold contacts with the tight of human antrum auris wall, guarantee that receiver end and human body tympanum or tympanum are not more than 10mm apart, form sound field cavity airtight or that part is airtight (will wear the structure and material of sonifer ear mold corresponding to the patient); And do hearing test and test and join sonifer with same ear mold; Can improve the general applicability and the accuracy of system, particularly improve tonequality, comfort level, speech audibility, loudness, the intelligibility wear behind the sonifer, improve signal to noise ratio and performance indications such as the sound intensity or acoustic pressure.
Built-in wireless internet card of system and long-distance video and audio manipulation system; The A of system can be linked to each other in the strange land with the B of system; Also can link to each other with the technique center system; Let the technique center audition expert with test join the expert can remote guide, monitoring even operation be located in the system of remote districts, or lack experience test teacher of the join'sing operated system, directly listen the barrier patient to detect audition and test and join sonifer for the strange land.
Through built-in wireless internet card of system and specialist system, let the strange land test teacher of the joining and can link to each other with the experts database (expert system) on the servomechanism of technique center with audition teacher, the technology of sharing resource with share one's experience.
Personalized hearing test can and be shared through the network transmission with the hearing aid fitting data, be convenient to network customer service and maintenance, and the technique center accumulates the various places customer data and sets up unified library database.
Build online spending management platform (BTB and BTC).
Portable community family call hearing test and the integrated service of hearing aid fitting.
Move unlimited online and is connected to the ERP system (Enterprise Resource Planning Enterprise Resources Plan application platform) on the servomechanism of technique center, with the technical maintenance of long-range, network, customer service, resource, logistics, finance etc. and corporate HQ's seamless link.And extend to and country and local medical security system, health insurance systematic connection.
System of the present invention also can accept the audiogram of outside manual input and make hearing aid fitting, and the true audition contrast input pure-tone audiometer that can also record with native system is joined parameter and joined prescriptive formula or pattern and carry out the township and should revise with testing testing.
Integral system main frame of the present invention and external part can shared one or more circuit and mechanical jointses.
The embodiment that sets forth below represents and allows those skilled in the art to put into practice necessary information of the present invention, and illustrates and put into practice best mode of the present invention.In case according to advantages below description, those skilled in the art just will understand design of the present invention and will recognize the application of these designs of not illustrating especially here.Should be appreciated that these designs and application fall into the scope of disclosure and the accompanying claims book.
Claims (14)
1. hearing test and hearing aid fitting system; It is characterized in that; This system comprises a main body; Place the intravital control unit of said master; With hearing test device, hearing aid fitting device, wireless interconnected net arrangement, the remote expert storehouse sharing means of said control unit circuitry phase and mechanical connection, said hearing test device is built-in with sonometer, hearing aid fitting program and external hearing devices, and this hearing test device inputs to the aural synthesis of its detected gas conduction and bone conduction in the hearing aid fitting device direct-coupled with it.
2. system according to claim 1; It is characterized in that; Said sonometer comprises digital signal processor (DSP) or sonifer and embedding hearing test software; Through digital signal processor, operation sound tone generator software produces the digital audio signal of different loudness and frequency and is input to external hearing devices.
3. system according to claim 2; It is characterized in that, said digital audio signal at 200Hz to 8000Hz frequency separation, have and be not higher than being interrupted or uninterrupted audio signal of 20 decibels of amplification between being no less than under 4 assigned frequencies from 25 decibels to 130 decibels.
4. system according to claim 1 is characterized in that, said external hearing devices comprises program control instrument or programmable device, programming lead, listens solenoid and digital signal processor or sonifer.
5. system according to claim 4 is characterized in that, said external hearing test device links to each other with system through the USB connecting line.
6. system according to claim 4 is characterized in that, said tin of solenoid comprises receiver and ear mold or earplug.
7. system according to claim 4 is characterized in that, said programmable device is joined the digital information processing system external interface module that software links to each other with sonifer with testing, and it also can place in the system.
8. according to the arbitrary described system of claim 1 to 6, it is characterized in that built-in sonometer and external hearing devices also can a shared external digital signal processor or sonifers.
9. according to the arbitrary described system of claim 4 to 6, it is characterized in that said tin of solenoid can be placed in the auditory meatus, ear mold and auditory canal wall elasticity or non-resilient the contact are fixed in the receiver in the auditory meatus, form a cavity body between while and the people's ear drum membrane.
10. according to the arbitrary described system of claim 4 to 6, it is characterized in that, with hearing test device and sonifer analyser, or other audio-frequency generator connection, to carry out the audio frequency calibration or to demarcate.
11. according to the arbitrary described system of claim 1 to 6; Comprise that also testing of embedding join software; This is tested and joins software and directly in built-in sonometer data storage, read true audition or voice data; Adopt coupling automatically to test to join or the testing to join prescriptive formula or test and join mode conversion related parameter is arranged of different embedding, join sonifer thereby test.
12. according to the arbitrary described system of claim 1 to 6, comprise the ear mold of difformity and size, or customize ear mold (instant molding earmold) in real time.
13., further comprise long-distance video and/or remote audio control system according to the arbitrary described system of claim 1 to 6.
14. according to the arbitrary described system of claim 1 to 6; Also can accept the audiogram of outside manual input and make hearing aid fitting; The true audition contrast input pure-tone audiometer that can also record with native system is joined parameter and is joined prescriptive formula or pattern and carry out the township and should revise with testing testing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110265010 CN102342834B (en) | 2011-09-08 | 2011-09-08 | Portable hearing testing and hearing-aid testing and matching integrated system |
| PCT/CN2011/001609 WO2013033872A1 (en) | 2011-09-08 | 2011-09-23 | Portable integrated system for hearing test and hearing-aid fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201110265010 CN102342834B (en) | 2011-09-08 | 2011-09-08 | Portable hearing testing and hearing-aid testing and matching integrated system |
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| CN102342834A true CN102342834A (en) | 2012-02-08 |
| CN102342834B CN102342834B (en) | 2013-05-29 |
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| CN 201110265010 Active CN102342834B (en) | 2011-09-08 | 2011-09-08 | Portable hearing testing and hearing-aid testing and matching integrated system |
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| WO (1) | WO2013033872A1 (en) |
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| CN103369448A (en) * | 2012-03-27 | 2013-10-23 | Gn尔听美公司 | Member with adhesive surface |
| CN103369448B (en) * | 2012-03-27 | 2016-08-03 | Gn尔听美公司 | There is the component of tacky surfaces |
| US9426583B2 (en) | 2012-03-27 | 2016-08-23 | Gn Otometrics A/S | Member with an adhesive surface |
| CN103578328A (en) * | 2012-08-08 | 2014-02-12 | 杨国屏 | Method for knowing hearing of person with hearing impairment |
| CN103578328B (en) * | 2012-08-08 | 2016-05-25 | 塞舌尔商元鼎音讯股份有限公司 | The method of person's hearing that understanding listens to barrier |
| CN103211600A (en) * | 2013-04-27 | 2013-07-24 | 江苏贝泰福医疗科技有限公司 | Hearing diagnosis and treatment device |
| WO2014172812A1 (en) * | 2013-04-27 | 2014-10-30 | 江苏贝泰福医疗科技有限公司 | Device for hearing diagnosis and treatment |
| CN103263269A (en) * | 2013-05-10 | 2013-08-28 | 杭州惠耳听力技术设备有限公司 | Speech resolution assessing method for multifunctional hearing aid |
| WO2015061925A1 (en) * | 2013-10-31 | 2015-05-07 | 江苏贝泰福医疗科技有限公司 | Interactive hearing diagnosis and treatment system based on wireless mobile communication platform |
| CN104301852A (en) * | 2014-09-28 | 2015-01-21 | 北京塞宾科技有限公司 | Hearing aid |
| CN106658322A (en) * | 2016-12-01 | 2017-05-10 | 贾文波 | Customized bluetooth hearing aid |
| CN106686507A (en) * | 2017-02-06 | 2017-05-17 | 张德明 | Hearing aid fitting method based on mobile terminal |
| CN106686507B (en) * | 2017-02-06 | 2019-08-30 | 张德明 | A kind of hearing aid fitting method based on mobile terminal |
| CN106658334A (en) * | 2017-03-13 | 2017-05-10 | 深圳市吸铁石科技有限公司 | Hearing-aid checking system and checking method thereof |
| CN106921926A (en) * | 2017-04-17 | 2017-07-04 | 西安音悦电子科技有限公司 | A kind of High-efficiency self-service is tested with hearing aid device system |
| CN106921926B (en) * | 2017-04-17 | 2020-11-13 | 西安音悦电子科技有限公司 | High-efficiency self-service hearing aid testing and matching system |
| CN109381193A (en) * | 2017-08-07 | 2019-02-26 | 圣布拉斯特有限公司 | Hearing test apparatus and its operating method |
| CN107661106A (en) * | 2017-09-20 | 2018-02-06 | 佛山博智医疗科技有限公司 | A kind of self-service hearing detection system and hearing aid fitting system |
| CN111108759A (en) * | 2017-09-21 | 2020-05-05 | 听觉公司 | Remote hearing test system and associated method for establishing a hearing profile and adjusting a hearing aid using such a system |
| CN111108759B (en) * | 2017-09-21 | 2022-09-13 | 尼奥克斯提克公司 | Remote hearing test system and method for establishing hearing distribution and adjusting hearing aid |
| CN108186026A (en) * | 2018-01-05 | 2018-06-22 | 佛山博智医疗科技有限公司 | A kind of hearing aid tests method of completing the square |
| CN110830899A (en) * | 2018-08-10 | 2020-02-21 | 元健大和直贩事业股份有限公司 | Interconnection adjustment method for cloud hearing service center |
| CN109218951A (en) * | 2018-09-25 | 2019-01-15 | 深圳市博音科技有限公司 | A kind of hearing-aid method and system with autonomous inspection correcting function |
| WO2020238272A1 (en) * | 2019-05-27 | 2020-12-03 | 黄正东 | Self-fitting hearing aid with built-in pure tone signal generator |
| CN110022521A (en) * | 2019-05-29 | 2019-07-16 | 杨波 | A kind of hearing aid recruitment evaluation test device |
| CN113596692A (en) * | 2021-07-28 | 2021-11-02 | 苏州海卡缔听力技术有限公司 | Hearing aid fitting system and method for fitting a hearing aid system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102342834B (en) | 2013-05-29 |
| WO2013033872A1 (en) | 2013-03-14 |
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