endarterectomy
Concise Oxford English Dictionary © 2008 Oxford University Press:
endarterectomy /ˌɛndɑːtəˈrɛktəmi/
▶noun (pl. endarterectomies) surgical removal of part of the inner lining of an artery, together with any obstructive deposits.
'endarterectomy' also found in these Oxford entries:

