Investigation of stability of the BHX implant in adult patients indicated and counselled for a bone anchored hearing aid system. Patients are followed according to clinical practice for a total of 12 months in the study. Stability of the implant is evaluated by implant stability quotient.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
36
Bone anchored hearing system for hearing rehabilitation
Dept. of Otolaryngology - Head & Neck Surgery and Audiology, Gentofte/Rigshospitalet,
Hellerup, Copenhagen, Denmark
Department of Oto-Rhino-Laryngology & Audiology Aalborg University Hospital
Aalborg, Denmark
Implant stability quotient (ISQ) at surgery
Initial implant stability measured directly after surgery
Time frame: At surgery
Surgical torque setting measured in Ncm
The surgical torque setting used to install the implant
Time frame: At surgery
Possibility to fit the sound processor, yes/no
Fitting of the sound processor at 5-12 days post-surgery
Time frame: 5-12 days post surgery
Implant stability quotient (ISQ) after 12 months of follow up
Long term stability development
Time frame: 12 months post surgery
Implant survivability measured as percentage successful implants after 12 months
Implant survivability
Time frame: 12 months post surgery
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