连合部切开术 [外科] commissurotomy

喉下部切开术 intercricothyrotomy

僧帽瓣连合部切开术 mitral commissurotomy

气管中部切开术 median tracheotomy

气管下部切开术 low tracheotomy ; inferior tracheotomy

胼胝体后部切开术 posterior callosotomy

苍白球腹后部切开术 postervoventral pallidotomy

喉上部切开术 superior laryngotomy

胼胝体前部切开术 anterior callosotomy

气管上部切开术 superior tracheotomy