Database: Study 23 of 41 studies               Database The inner ear – deafness and hyperacusis - EA First author and date Zhang YD 1988 Version consulted C Condition deaf-mutism Study type case series N / Groupings 100 Type of acupuncture EA Points used SI-19; secondary points: SJ-17, GB-2 Parameters used 4-100 Hz, pulse duration 0.5 msecs [model BT-701] Stimulation duration 25 mins Number of sessions 1-3 courses Follow up no details Endpoint measure fully recovered: able to hear sound coming from a motor horn within 30 m or hear a wristwatch ticking when placed on tragal area, or make a simple conversation with adults after speech training; notable effect: patients could hear adults talking within 3 m and call their parents or relatives clearly after speech training; improvement: able to hear a door shutting or some other voices; no effect: failure to hear any voices throughout treatment Outcome recovery rate: 25%; overall effective rate: 94% Additional notes - Analysis / problems - References Zhang YD, Zhang HZ, Tong WJ Observations on 100 cases with deaf-mute treated by acupuncture and electrical needling method. Chinese Journal of Acupuncture and Moxibustion. 1988; 1(1-2): 106 Secondary references - Data entry code JHc016