Publications by authors named "Shrif Costandi"

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ECAP-Controlled Closed-Loop Spinal Cord Stimulation for Chronic Nonsurgical Refractory Back Pain: Subgroup Analysis From Two Prospective Multicenter Clinical Trials.
Corey W Hunter, Jeffrey S Raskin, Nagy A Mekhail, Erika A Petersen, Shivanand P Lad, Shrif J Costandi

Spine (Phila Pa 1976)· December 2025

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First Objective Evidence Characterizing Differences in Cervical and Thoracic Spinal Cord Neurophysiology Using ECAP-Controlled Closed-Loop Technology.
Johnathan H Goree, Harold Nijhuis, Gregory L Smith, Erika A Petersen, Jason E Pope, Shrif J Costandi

Pain Ther· December 2025

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Clinical utility of ECAP dosing in a real-world population delivered via EVOKE therapy: the ECAP study.
Jason E Pope, Gregory L Smith, Johnathan A Goree, Nagy A Mekhail, Robert M Levy, Shrif J Costandi

Reg Anesth Pain Med· December 2025

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Neurophysiological outcomes that sustained clinically significant improvements over 3 years of physiologic ECAP-controlled closed-loop spinal cord stimulation for the treatment of chronic pain.
Nagy A Mekhail, Robert M Levy, Timothy R Deer, Leonardo Kapural, Sean Li, Shrif J Costandi

Reg Anesth Pain Med· June 2025

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Supplemental nucleus pulposus allograft in patients with lumbar discogenic pain: results of a prospective feasibility study.
Douglas P Beall, Timothy T Davis, Kasra Amirdelfan, Ramana K Naidu, Michael J DePalma, Shrif Costandi

BMC Musculoskelet Disord· May 2025

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Impact of temperature on the magnitude and duration of relief after lumbar facets medial branch nerves radiofrequency ablation: a randomized double-blinded study.
Nagy Mekhail, Shrif Costandi, Sherif Armanyous, Erin Templeton, Lou-Anne G Acevedo-Moreno

Reg Anesth Pain Med· April 2025

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Durability of Supplemental Nucleus Pulposus Allograft in Patients with Lumbar Discogenic Pain.
Shrif Costandi, Douglas P Beall, Timothy T Davis, Kasra Amirdelfan, Ramana K Naidu

J Pain Res· April 2025

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Three-year results of the MOTION randomized controlled trial for treatment of lumbar spinal stenosis using the percutaneous ® Procedure.
Shrif J Costandi, Timothy R Deer, Timothy B Chafin, Christopher Kim

Interv Pain Med· March 2025

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The American Society of Pain and Neuroscience (ASPN) Guidelines and Consensus on the Definition, Current Evidence, Clinical Use and Future Applications for Physiologic Closed-Loop Controlled Neuromodulation in Chronic Pain: A NEURON Group Project.
Jason E Pope, Timothy Ray Deer, Dawood Sayed, Ajay B Antony, Harjot Singh Bhandal, Shrif Costandi

J Pain Res· February 2025

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Analysis of complications of minimally invasive approaches for symptomatic lumbar spinal stenosis.
Nagy Mekhail, Shrif Costandi, Mina Botros, Junaid Mukhdomi, Peter Yassa

Reg Anesth Pain Med· February 2025

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Successful Thoracic Spinal Cord Stimulator Implantation in a High-Risk Patient With Intractable Intercostal Neuralgia: A Case Report.
Trishul Kapoor, Mina Botros, Shrif Costandi

A A Pract· January 2025

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Maximal Analgesic Effect Attained by the Use of Objective Neurophysiological Measurements With Closed-Loop Spinal Cord Stimulation.
Robert M Levy, Nagy A Mekhail, Leonardo Kapural, Christopher A Gilmore, Erika A Petersen, Shrif J Costandi

Neuromodulation· December 2024

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Validation of a holistic composite outcome measure for the evaluation of chronic pain interventions.
Rod S Taylor, Quinton Neville, Christopher M Mullin, Nagy A Mekhail, Jan W Kallewaard, Shrif J Costandi

Pain Rep· December 2024

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Nucleus Pulposus Allograft Supplementation in Patients with Lumbar Discogenic Pain: Initial 6-month Outcomes from a Prospective Clinical Pilot Study.
Douglas P Beall, Timothy T Davis, Kasra Amirdelfan, Ramana K Naidu, Michael J DePalma, Shrif Costandi

Pain Physician· November 2024

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ECAP-controlled closed-loop versus open-loop SCS for the treatment of chronic pain: 36-month results of the EVOKE blinded randomized clinical trial.
Nagy A Mekhail, Robert M Levy, Timothy R Deer, Leonardo Kapural, Sean Li, Shrif J Costandi

Reg Anesth Pain Med· May 2024

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Durable multimodal and holistic response for physiologic closed-loop spinal cord stimulation supported by objective evidence from the EVOKE double-blind randomized controlled trial.
Leonardo Kapural, Nagy A Mekhail, Shrif Costandi, Christopher Gilmore, Jason E Pope

Reg Anesth Pain Med· April 2024

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Patient and physician radiation exposure during minimally invasive lumbar decompression: A prospective assessment of X-ray exposure risks.
Nagy Mekhail, Krista Topalsky, Erin Templeton, Sherif Armanyous, Nicholas Prayson, Shrif Costandi

Pain Pract· April 2024

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The MOTION study: Two-year results of a real-world randomized controlled trial of the mild® procedure for treatment of lumbar spinal stenosis.
Timothy R Deer, Timothy B Chafin, Shrif J Costandi, Huaguang Qu, Christopher Kim

Pain Pract· January 2024

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Impact of Long-Term Evoked Compound Action Potential Controlled Closed-Loop Spinal Cord Stimulation on Sleep Quality in Patients With Chronic Pain: An EVOKE Randomized Controlled Trial Study Subanalysis.
Shrif Costandi, Leonardo Kapural, Nagy A Mekhail, Rohan Jotwani, Suzanne M Bertisch

Neuromodulation· July 2023

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Pain Management Interventions for the Treatment of Chronic Low Back Pain: A Systematic Review and Meta-Analysis.
Nagy Mekhail, Sam Eldabe, Erin Templeton, Shrif Costandi, Richard Rosenquist

Clin J Pain· July 2023

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Impact of biological sex on the outcomes of spinal cord stimulation in patients with chronic pain.
Nagy Mekhail, Shrif Costandi, Youssef Saweris, Sherif Armanyous, Gaurav Chauhan

Pain Pract· April 2022

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The MOTION Study: A Randomized Controlled Trial with Objective Real-World Outcomes for Lumbar Spinal Stenosis Patients Treated with the mild® Procedure: One-Year Results.
Timothy R Deer, Shrif J Costandi, Edward Washabaugh, Timothy B Chafin, Sayed E Wahezi

Pain Med· April 2022

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Durability of Clinical and Quality-of-Life Outcomes of Closed-Loop Spinal Cord Stimulation for Chronic Back and Leg Pain: A Secondary Analysis of the Evoke Randomized Clinical Trial.
Nagy Mekhail, Robert M Levy, Timothy R Deer, Leonardo Kapural, Sean Li, Shrif J Costandi

JAMA Neurol· March 2022

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The durability of minimally invasive lumbar decompression procedure in patients with symptomatic lumbar spinal stenosis: Long-term follow-up.
Nagy Mekhail, Shrif Costandi, George Nageeb, Catherine Ekladios, Ogena Saied

Pain Pract· November 2021

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Diagnosis of Sacroiliac Joint Pain: Predictive Value of Three Diagnostic Clinical Tests.
Nagy Mekhail, Youssef Saweris, Diana Sue Mehanny, Natalya Makarova, Maged Guirguis, Shrif Costandi

Pain Pract· February 2021

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