Background: Low back pain (LBP) is the most widely reported musculoskeletal disorder in the world, and 70-80% of all people will develop LBP in their life. It results in loss in productivity than any other medical condition. Objectives: To evaluate 30 cases of lumbar disc prolapse in NMC Hospital and to compare and corelate the results with figures published in standard text books or results submitted to standard literature. Methods: A prospective study was carried out on 30 cases of lumbar disc prolapse at NMC Hospital. Cases were selected considering the inclusion and exclusion criteria and ODI Score more than 40%. The data were collected using detailed clinical proforma, clinical examination, required investigations, pre-operative, post-operative & follow up (6, 12, 24 weeks) assessment - focused on pain, SLRT, Neurological assessment, spinal movements, occupational functioning, subjective analysis of satisfaction and ODI (Oswestry Disability Index) Score. Methods: A prospective study was carried out on 30 cases of lumbar disc prolapse at NMC Hospital. Cases were selected considering the inclusion and exclusion criteria and ODI Score more than 40%. The data were collected using detailed clinical proforma, clinical examination, required investigations, pre-operative, post-operative & follow up (6, 12, 24 weeks) assessment - focused on pain, SLRT, Neurological assessment, spinal movements, occupational functioning, subjective analysis of satisfaction and ODI (Oswestry Disability Index) Score. Conclusion: The results demonstrated that, the procedure of Open Discectomy (fenestration) for Lumbar Intervertebral Disc Prolapse in relieving symptoms and restoring the function of patients were excellent.