Section I. Stereotactic Imaging, Tumours and Haematomas.- Transformation Modes in Computerized Human Thalamic Brain Mapping.- Stereotactic Computer Graphic System with Brain Maps.- An Intraoperative Interactive Method to Monitor Stereotactic Functional Procedures.- 3-D Reconstruction of Cerebral Angiography in Stereotactic Neurosurgery.- Angiographic Localizer Ring for the BRW Stereotactic System.- Intraoperative CT Monitoring During Stereotactic Brain Surgery.- Magnetic Resonance Planned Thalamotomy Followed by X-Ray/CT-guided Thalamotomy.- MRI-directed Stereotactic Biopsy of Cerebral Lesions.- The Spatial and Morphological Assessment of Cerebral Neuroectodermal Tumours Through Stereotactic Biopsy.- Treatment of Cystic Astrocytomas with Intracavitary Phosphorus 32.- New Technique for Three-Dimensional Linear Accelerator Radiosurgery.- Surgical Treatment of Hypertensive Intracerebral Haematoma by CT-guided Stereotactic Surgery.- Stereotactic Evacuation and Local Administration in Intracerebral Haematomas. A Comparative Study.- Section II. Movement Disorder and Spasticity.- A. Movement Disorder.- Stretch Reflexes and Parkinsonian Tremor.- The Role of Feedback in the Tremor Frequency Activity of Tremor Cells in the Ventral Nuclear Group of Human Thalamus.- Computer-assisted Analysis of Functional Anatomy of Human Ventrolateral Thalamus.- Thalamotomy for Movement Disorders: a Critical Appraisal.- Stereotaxis and Abnormal Movements.- Thalamotomy for Tremor After a Vascular Brain Stem Lesion.- Stereotactic Neurosurgery in the Treatment of Tremor.- Severity in Movement Disorders: a Quantitative Approach.- EMG Investigations in Patients with Torticollis.- The Foerster-Dandy Operation for the Treatment of Spasmodic Torticollis.- B. Spasticity.- Spasticity: from Pathophysiology to Therapy.- Percutaneous Selective RF Neurotomy in Spasticity.- Microsurgical Selective Posterior Rhizotomy in the Dorsal Root Entry Zone for Treatment of Limb Spasticity.- Spinal Cord Stimulation Improves Motor Performances in Hemiplegics: Clinical and Neurophysiological Study.- High-Frequency Cervical Spinal Cord Stimulation in Spasticity and Motor Disorders.- Application of SCS for Movement Disorders and Spasticity.- Computer-controlled 22-Channel Stimulator for Limb Movement.- Intrathecal Application of Baclofen in the Treatment of Spasticity.- Stimulation of the Dentate Nuclei for Spasticity.- Cerebellar Stimulation for Cerebral Palsy: Double Blind Study.- Motor and Psychological Responses to Deep Cerebellar Stimulation in Cerebral Palsy (Correlation with Organization of Cerebellum Into Zones).- The Treatment of Hemifacial Spasm with Percutaneous Radiofrequency. Thermocoagulation of the Facial Nerve.- Section III. Pain and Miscellaneous.- Long-Term Results of Percutaneous Gasserian Ganglion Lesions.- Percutaneous Microcompression of the Gasserian Ganglion: Personal Experience.- Electrical Stimulation of the Gasserian Ganglion for Facial Pain: Preliminary Results.- Tractotomy and Partial Vertical Nucleotomy.- Investigation of Trigeminal SEP with Scalp and Deep Electrodes.- Dorsal Root Entry Zone Lesion versus Spinal Cord Stimulation in the Management of Pain from Brachial Plexus Avulsion.- Radiosurgery of Central Pain.- Continuous Intraventricular Morphine- or Peptide-Infusion for Intractable Cancer Pain.- Hemodynamic Changes from Spinal Cord Stimulation for Vascular Pain.- Short Latency Somatosensory- Evoked Potentials-Direct Recording from the Human Midbrain and Thalamus.- Electrical Impedance Recording for Localization in Functional Neurosurgery of the Spinal Cord and Lower Brain Stem.- Cryoanalgesia. Ultrastructural Study on Cryolytic Lesion of Sciatic Nerve in Rat and Rabbit.- Shape-Factor Intensity Analyses of Brain Slices in Surgery for Epilepsy.- Accessory to the Talairach's Apparatus for Orthogonal Approaches. Technical Note.