Summer Pre-Course Materials!
A 50-year-old male presents with R-sided leg pain, numbness, and progressive weakness. Tibialis anterior dorsal flexion is graded at 4/5. The patient has failed non-operative treatment, including physical therapy. The preoperative MRI reveals a R L4/5 extra-foraminal, far lateral disc herniation. A discectomy is planned for August 16th...
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A Minimally Invasive Approach to the Lumbar Neural Foramen and
Extraforaminal Compartment: Modified Surgical Technique
Additional Resources
Hernandez RN, Wipplinger C, Navarro-Ramirez R, Soriano-Solis S, Kirnaz S, Hussain I, Schmidt FA, Soriano-Sánchez JA, Härtl R. Ten-Step Minimally Invasive Cervical Decompression via Unilateral Tubular Laminotomy: Technical Note and Early Clinical Experience. Oper Neurosurg (Hagerstown). 2020 Mar 1;18(3):284-294. doi: 10.1093/ons/opz156. PMID: 31245806
Kirnaz S, Wipplinger C, Wong T, Schmidt FA, Nangunoori R, Härtl R. Less Invasive Cervical Decompression via Unilateral Tubular Laminotomy Using 3-Dimensional Total Navigation: 2-Dimensional Operative Video. Oper Neurosurg (Hagerstown). 2020 Sep 15;19(4):E418. doi: 10.1093/ons/opaa059. PMID: 32195546.
Willett N, Hamad MK, Ikwuegbuenyi CA, Härtl R. Minimally Invasive Tubular Diskectomy for a Left L4/5 Far Lateral Disk Herniation: 2-Dimensional Operative Video. Oper Neurosurg. 2025 Jul 21. doi: 10.1227/ons.0000000000001727. Epub ahead of print. PMID: 40689631.