Reliability of microdrill stapedotomy: comparison with pick stapedotomy

Area of Science:

• Otolaryngology
• Neurosurgery
• Surgical Innovation

Background:

• Otosclerosis is a common cause of conductive hearing loss.
• Stapedotomy is a surgical procedure to restore hearing in otosclerosis patients.
• The microdrill and pick are two distinct instruments used for stapedotomy.

Purpose of the Study:

• To compare the hearing outcomes of microdrill stapedotomy versus pick stapedotomy.
• To evaluate and compare complication rates between the two stapedotomy techniques.
• To assess the safety and efficacy of the microdrill technique in stapedotomy.

Main Methods:

• A comparative study involving 103 patients (123 procedures) with otosclerosis.
• Patients underwent either microdrill (71) or pick (52) stapedotomy with over 1 year of follow-up.
• Pure tone hearing thresholds and clinical evaluation for complications were the primary outcome measures.

Main Results:

• Both microdrill and pick stapedotomy demonstrated significant improvements in air and bone conduction thresholds.
• Postoperative hearing gains were similar between the microdrill and pick groups (p > 0.005).
• Complication rates were comparable, with no evidence of microdrill-induced acoustic trauma.

Conclusions:

• Microdrill and pick stapedotomy techniques result in similar hearing restoration and complication profiles.
• The microdrill is a viable and effective alternative to the pick for stapedotomy in otosclerosis.
• Further studies can explore long-term outcomes and refine microdrill techniques.