Since its inception in 1988 the Cochlear Implant Programme in Manchest
er has successfully implanted 69 adults and 23 children. Of these 92 p
rocedures, three patients have undergone revision surgery with the ins
ertion of either a new implant or re-positioning of the existing devic
e. We examine the circumstances that lead to the need for reimplantati
on in these patients, discuss the technical aspects of revision surger
y together with the functional results of such procedures. Re-operatio
n