Radiographic imaging for the cochlear implant.

Area of Science:

• Radiology
• Otolaryngology
• Medical Imaging

Background:

• Imaging is crucial for cochlear implant candidate evaluation and post-implantation assessment.
• A review of 18 cochlear implant candidates, with 14 receiving implants, informed the study.

Purpose of the Study:

• To establish a standardized radiography protocol for cochlear implant imaging.
• To optimize the use of imaging techniques for evaluating cochlear implant candidates and outcomes.

Main Methods:

• Development of a protocol based on trial use of multiple imaging techniques.
• Preoperative high-resolution semiaxial computed tomographic (CT) scanning.
• Intraoperative anteroposterior transorbital plain films for electrode placement verification.
• Postoperative plain films for unexpected poor device performance and CT scans for complications.

Main Results:

• A comprehensive imaging protocol was established for cochlear implant evaluation.
• Specific imaging techniques are recommended for preoperative, intraoperative, and postoperative assessments.
• CT scanning and radiography are vital for assessing electrode placement and device function.

Conclusions:

• The established protocol enhances the evaluation of cochlear implant candidates and outcomes.
• Radiographic imaging is essential for ensuring proper device placement and function.
• This protocol aids in managing potential complications and unexpected poor performance.