Hearing aidOption to consider in the early stage
1 Hearing aids
Hearing aidApplicable to any communication difficulties caused by hearing loss, except for the following cases: 1 obvious congenital or traumatic deformities, such as ear canal atresia or external ear malformation; 2 near3Acute middle ear discharge history within 3 months; 3 near3Sudden hearing loss or rapid aggravation or near within a month3Sudden unilateral ear hearing loss within 4 months; 4 vertigo symptoms; 5 ears with foreign body or sputum embolism; 6 earache or discomfort; 7 extremely severe sensorineural deafness, the maximum output is not enough to reach the hearing impaired Auditory threshold; 8 full sputum, central and non-organic hearing loss; 9 uncomfortable threshold is abnormally low, dynamic range is abnormally reduced, such as5dB10 ears that are being treated;⑪Otolaryngologists do not advocate the choice of hearing aids. The above-mentioned weak listeners should firstConsult a doctor and take appropriate medical treatment to eliminate the risk factors before choosing a hearing aid.
2 Speech recognition rate score
Before choosing a hearing aid, you must understand the ability of the hearing-impaired person to distinguish speech, using a set of words (or sentences) whose test sound is close to normal speech, usually with intensity50-70dB SPLGiven in the sound field25One or more words to observe how many words the subject can accurately repeat, thereby calculating a speech resolution score. Resolutio> 90%: Optional is easy to succeed, results are satisfactory; resolutio70%-90%: hearing aids can significantly change communication ability; resolutio50%-70%: Hearing aid can partially improve the discriminating ability, the effect is acceptable; the discrimination rate<50%, the hearing aid effect is not ideal. Understanding the above information can help guide the hearing impaired to establish reasonable expectations.
3 The need for hearing aids for the concealment and appearance of hearing aids
If you choose according to the appearance of the hearing aid, most people with hearing impairment will first consider this problem, asking for concealment, and it is not easy for others to find their hearing disability. From this point of viewCICEasiest to meet user requirements,ITCSecond. However, aesthetics should not be considered as the first consideration. It should be sought first and then aesthetically pleasing.
4 Accessibility and ease of use
Most elderly people with impaired hearing and people with inflexible fingers tend to face choices.Hearing aidThe convenience of wearing and using. From the perspective of wearing,ITE,ITC,CICHearing aids are easier to wear and do not interfere with the glasses; from the perspective of adjustment, the in-ear hearing aid buttons are small, which is difficult for the wearer. Box-type and behind-the-ear hearing aids are relatively easy to adjust due to their large size. If it is a hearing aid with automatic gain adjustment function, it basically does not need to adjust the volume, which is convenient for the wearer with inflexible finger movement, and now there is a remote control, so that Adjustments are more subtle and convenient.
Older hearing impaired people need close cooperation between otolaryngologists, audiologists, parents and hearing rehabilitation workers to develop effective and practical hearing solutions for adults who are accepting, adapting and applying hearing aids. It is much easier, but the elderly are relatively difficult, the operation is not flexible, and the adaptation period is long.
Most people with hearing impairment are accompanied by different levels of tinnitus. Some hearing-impaired people can use the hearing aids to partially or even cover the tinnitus. Some people use the hearing aids and the tinnitus does not change or even worse. Hearing aids do not affect the treatment of tinnitus. Clinically, tinnitus maskers or other tinnitus treatments can be used to suppress tinnitus.
7 Cost problem
Weak hearing people always require good performance and low price when choosing a hearing aid.Hearing aidThe fitter should choose a cost-effective hearing aid for them according to the actual situation of the customer.
8 The need for special features for the hearing impaired
Such as phone compatibility, wind noise suppression, multiple sets of listening programs, directional microphones, etc. If you need, you can consider choosing the appropriate function.Hearing aidproduct.