Third Ventriculostomy Neurosurgery Ralph J. Mobbs 1, Marianne Vonau 1, Mark A. Davies 2 Research Late failure after successful third ventriculostomy is rare, and death caused by failure of a previously successful third ventriculostomy has been reported on four occasions. We describe a simple innovation that adds little morbidity and has the potential to reduce …
Traumatic MCA Occlusion R. J. Mobbs, K.N. Chandran Research Traumatic occlusion of the middle cerebral artery (MCA) is a rare cause of cerebral infarct. We describe a case of MCA occlusion following blunt head trauma. The literature reports some 65 cases of MCA occlusion following non-penetrating blunt trauma to the head. Arterial dissection, cerebral vasospasm …
Traumatic Middle Cerebral Artery Occlusion R. J. Mobbs, K.N. Chandran Research Traumatic occlusion of the middle cerebral artery (MCA) is a rare cause of cerebral infarct. We describe a case of MCA occlusion following blunt head trauma. The literature reports some 65 cases of MCA occlusion following non-penetrating blunt trauma to the head. Arterial dissection, …
Ulnar Nerve MRI Ralph. J. Mobbs BSC(MED) BSC(MED) MBBS, Chris Rogan, Peter Blum MB, BS, FRACS Research The diagnosis of ulnar nerve entrapment at the elbow has relied primarily on clinical and electrodiagnostic findings. Magnetic resonance imaging (MRI) has been used in the evaluation of peripheral nerve entrapment disorders to document signal and configurational changes …
L5 En-Bloc Vertebrectomy with Customized Reconstructive Implant: Comparison of Patient-Specific Versus Off-the-Shelf Implant Ralph J. Mobbs1-3, Wen Jie Choy1, Peter Wilson1,3, Aidan McEvoy4, Kevin Phan1-3,5, William C.H. Parr6,7 Research Spine surgery has the potential to benefit from additive manufacturing/3-dimensional printing (3DP) technology with complex anatomical pathologies requiring reconstruction, with the potential to customize surgery to …
Effect of Smoking Status on Successful Arthrodesis, Clinical Outcome, and Complications After Anterior Lumbar Interbody Fusion (ALIF) Kevin Phan1,2, Matthew Fadhil2, Nicholas Chang2, Gloria Giang1, Cristian Gragnaniello3, Ralph J. Mobbs1,2 Research Anterior lumbar interbody fusion (ALIF) is a surgical technique indicated for the treatment of several lumbar pathologies. Smoking has been suggested as a possible …
Reconstruction of Thoracic Spine Using a Personalized 3D-Printed Vertebral Body in Adolescent with T9 Primary Bone Tumor Wen Jie Choy1, Ralph J. Mobbs1-3, Ben Wilcox1, Steven Phan2,4, Kevin Phan1,2,4,7, Chester E. Sutterlin III5-7 Research Neurosurgery and spine surgery have the potential to benefit from the use of 3-dimensional printing (3DP) technology due to complex anatomic …
Image-Guided Lateral Mass Osteotomy for En Bloc Resection of Cervical Ewing Sarcoma: A Technical Note Jia Xi Julian Li1, Kevin Phan1, Tommy Manh Tran1, Ralph J. Mobbs1,2, Ralph Stanford1,3 Research En bloc resection of Ewing sarcoma in the cervical spine according to Enneking’s principles is technically challenging owing to the proximity of important neurovascular structures, …
Treatment of Lumbar Spinal Stenosis by Microscopic Unilateral Laminectomy for Bilateral Decompression: A Technical Note Kevin Phan, BSc (Adv), MPhil1,2, Ian Teng, MD1, Konrad Schultz, BS2, Ralph J Mobbs, MD, FRACS1 Research Lumbar spinal stenosis is typically a degenerative condition that leads to compression of the spinal canal and lateral recess, resulting in leg pain …
Application of a 3D Custom Printed Patient Specific Spinal Implant for C1/2 Arthrodesis Kevin Phan1,2, Alessandro Sgro1, Monish M. Maharaj1,3, Paul D’Urso4, Ralph J. Mobbs1,3,5 Research The study aims to describe a three-dimensional printed (3DP) posterior fixation implant used for C1/C2 fusion in a 65-year-old female. Spinal fusion remains a common intervention for a range …
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