SPHS-S 110 1nd Edition Lecture 23 Outline of Last Lecture I. FactsII. Basic Evaluationa. Typesb. Shape or configurationc. Severityd. EtiologyIII. Conductive Hearing Loss characteristics IV. Sensorineural Hearing Loss characteristics Outline of Current Lecture I. PresbycusisII. Mixed Hearing LossIII. What are hearing aids designed to do?IV. Hearing and limitations V. Styles of Hearing aidsVI. Cochlear Implant Current LectureI. Presbycusis - Age related hearing lossII. Mixed Hearing LossThese notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.- Combination of permanent reduction of sound from sensorineural component and temporary loss of hearing from a conductive component- Can be result of Otis mediaIII. What are hearing aids designed to do?- Improve speech communication, not just meet target gainIV. Hearing and limitations- Amplifies everything including background noise- Limitations in how much amplification can be provided for high frequencies V. Styles of Hearing aids- Body aid- Completely in canal (CIC)- Behind the ear (BTE)- Mini BTEVI. Cochlear implant- Surgically implanted device- Brain stem implants- Middle-ear
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