“Q-tip” Retractor in Endoscopic Cranial Base Surgery Cranial Neurosurgery, Endoscopy Skills “Q-tip, ” Skull base surgery, Cranial base surgery, Endoscopic, Expanded endonasal approach, Extended transsphenoidal Posted on September 13, 2020 ← Endonasal Surgery of the Ventral Skull Base—Endoscopic Transcranial Surgery Endoscopic Endonasal Dissection of the Pterygopalatine fossa Infratemporal fossa and Post-styloid compartment →