Transcanal Blind Sac Closure
Transcanal blind sac closure of the external auditory canal (EAC) with obliteration of the Eustachian tube orifice provides a rapid and safe method to treat CSF leak after skull base surgery, without the need to reenter the original surgical wound or mastoid cavity 1).
1)
Kram YA, Lustig LR, McDermott MW, Cheung SW. Transcanal Blind Sac Closure of
the External Auditory Canal After Skull Base Surgery to Treat CSF Leak: Technique
and Results. Otol Neurotol. 2014 Jun 4. [Epub ahead of print] PubMed PMID:
24901670.