Читать книгу Anterior Skull Base Tumors - Группа авторов - Страница 91

•HD camera and monitors with a recording system;

•0 and 45° endoscopes;

•long-handle endoscopic bipolar forceps;

•curved and double-curved cutting instruments;

•diode laser supports;

•microdebrider and powered instruments, long stem and curved drills;

•long dissection instruments and dural reconstruction instruments;

•intranasal vascular Doppler;

•Cavitron® ultrasonic surgical aspirator can be helpful in selected cases where the tumor is closely adjacent to vital structures;

•Magnetic navigation system.

Fig. 2. Step-by-step surgical technique of transnasal endoscopic surgery for malignancies of the sinus and anterior skull base. a Debulking of the lesion with tumor origin identification. b Exposure of the surgical field with nasal septum removal and frontal sinus approach according to a Draf type III procedure. c Centripetal removal of ethmoidal complexes. d Skull base removal. e Dural resection and intracranial work. f Multilayer skull base reconstruction. S, septum; T, tumor; IT, inferior turbinate; EC, ethmoidal complex.