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- Title
Facial nerve repair using a collagen conduit in cats.
- Authors
Kitahara, A K; Suzuki, Y; Qi, P; Nishimura, Y; Suzuki, K; Kiyotani, T; Takimoto, Y; Nakamura, T; Shimizu, Y; Endo, K
- Abstract
We evaluated facial nerve regeneration using a collagen tube as a nerve conduit in five cats. In three 5 mm of the facial nerve were resected, a collagen tube was implanted, and a 5 mm segment of the opposite facial nerve was resected, reversed 180 degrees, and sutured back as an autologous nerve graft. In one a collagen tube was implanted on one side, and in the remaining one a 5 mm nerve segment was reversed. Histological, electrophysiological, and horseradish peroxidase labelling examinations were carried out 4-24 weeks postoperatively. Histological study showed that the nerve was well vascularised and regenerated. Electrophysiological examination confirmed the recovery of evoked electromyograms through to the regenerated axons. Horseradish peroxidase examination also confirmed restoration of the whole facial nerve. The collagen tube is an efficient nerve conduit.
- Publication
Scandinavian journal of plastic and reconstructive surgery and hand surgery, 1999, Vol 33, Issue 2, p187
- ISSN
0284-4311
- Publication type
Journal Article
- DOI
10.1080/02844319950159442