He was also appointed as clinical lecturer and spinal fellow in the department of Neurosciences at the Royal college of Surgeons of Ireland, where he formally received training to deal with complex spinal cases. His main specialties include complex spinal surgery, vascular neurosurgery (intracranial aneurysms, arterio-venous malformations), base of skull surgery (tumours both benign and malignant) and traumatic brain injury. He has Special interest in Complex spine, spinal tumors, spinal trauma, cervical and lumbar disc, cervical artificial discs, keyhole microsurgery and neurosurgery for pain.