Reliable drug delivery to the inner ear is still an unmet clinical need, due to the blood cochlear barrier, which effectively protects this highly sensitive organ. To overcome this hurdle, miniaturized, biodegradable implants were prepared (0.3 mm in diameter), which can be administered into the cochlea via a tiny hole drilled into the round window....
No actionable clinical change yet — this is preclinical/early-stage research; findings may inform future inner ear drug delivery strategies but are not ready for clinical application.
Controlled multi-drug delivery directly to the cochlea could eventually transform treatment of conditions like sudden hearing loss, Meniere's disease, and ototoxicity (medication-related hearing damage) by bypassing the blood-cochlear barrier.
- 01PLGA (a biodegradable plastic used in medical implants) implants were designed for placement inside the cochlea (inner ear).