Explanipedia

Impact of Vertebral Ankylosis on Cervical Paraspinal Muscle Health Open

Austen Katz, Alex Ngan, Andrew C. Hecht, Sheeraz A. Qureshi · 2025

Study Design: Retrospective cohort study. Objective: To evaluate the association between vertebral ankylosis and cervical paraspinal muscle health using MRI-based measures of muscle quantity and quality. Summary of Background Data: Ankylos…

How Loud is Minimally Invasive Spine Surgery? Identifying Intraoperative Risk of Hearing Loss Open

Annette Ehrlich, Sophie Kush, Chad Simon, Eric Zhao, Tomoyuki Asada , et al. · 2025

Study Design Prospective Cohort Study. Objectives The aim of this study was to assess how sound pressure levels (SPL) change throughout spine procedures and which phases may place surgeons at higher risk of noise induced hearing loss. Meth…

The Use of a Wilson Kyphosis Frame Results in Minimal Loss of Lordosis Correction after Single Level Minimally Invasive TLIF at L4-5 or L5-S1 Open

Mitchell S. Fourman, Keith W. Lyons, Kasra Araghi, J. Manuel Sarmiento, Sidhant Dalal , et al. · 2025

Study Design Retrospective cohort study. Objective Determine if the use of a Wilson kyphosis frame during single level minimally invasive transforaminal lumbar interbody fusion (MIS TLIF) at L4-5 or L5-S1 impacts postoperative lumbar lordo…

Could Spinal Cord-Canal Mismatch Compromise Clinical Success of Cervical Disc Replacement in Cervical Myelopathy? Open

Zhan Wang, Donghua Huang, Eric Zhao, Tomoyuki Asada, Sereen Halayqeh , et al. · 2025

Study Design Retrospective cohort study. Objective To evaluate whether spinal cord-canal mismatch (SCCM) affects clinical outcomes following cervical disc replacement (CDR) in patients with cervical myelopathy, using patient-reported outco…

Spine Surgeons At Risk? Examining Interventional Procedures Through the Lens of Disruptive Innovation Open

Ahilan Sivaganesan, Advith Sarikonda, Adam Leibold, Sheeraz A. Qureshi · 2025

In recent years, there has been marked growth in the scope of treatments that interventional pain management (IPM) offers to patients. Some of these interventions address non-surgical conditions, while others now compete with minimally-inv…

Age and Spinal Level as Predictors of Lumbar Disc Degeneration in Humans and Mice: A Comparative Analysis Open

Ravij Mehta, Sarthak Mohanty, Andrew Parker Hallmark, Veeraj Shah, Tom Ross , et al. · 2025

Background Aging is a major risk factor for IVD degeneration and chronic lower back pain. Comparing degenerative patterns in human and mice, a commonly used pre‐clinical model, is crucial for validating it in preclinical mechanistic resear…

Robotic-Assisted Minimally Invasive Transforaminal Lumbar Interbody Fusion Open

Chad Simon, Joshua Zhang, Kasra Araghi, Tomoyuki Asada, Venkat Boddapati , et al. · 2025

Background: Robotic-assisted (RA) minimally invasive (MI) transforaminal lumbar interbody fusion (TLIF) is an advantageous combination of 2 techniques utilized to treat lumbar degenerative pathologies. Given the lack of direct visualizatio…

Carbon Footprint of Minimally Invasive and Open Microdiscectomy: Emerging Implications Open

Annette Ehrlich, Nishtha Singh, Cole Kwas, Eric Mai, Tejas Subramanian , et al. · 2025

Study Design Retrospective cohort study. Objective To quantify and compare the carbon footprint (CF) of open and MIS microdiscectomy. Methods The study included 161 patients undergoing primary 1 level open or minimally invasive surgery (MI…

Is it Necessary to Fuse? A Propensity Score-Matched Analysis of One- Versus Two-Level Fusions With Multilevel Decompression Open

Tejas Subramanian, Sampson B. Sarpong, Takashi Hirase, Yousi A. Oquendo, Mihir S. Dekhne , et al. · 2025

Study Design Retrospective cohort study. Objective In patients with multilevel degenerative lumbar pathology, the decision to extend fusion across all decompressed levels remains a subject of debate. While fusion provides stability in case…

Time Course of Functional Recovery Following Single-Level Anterior Lumbar Interbody Fusion with and Without Posterior Instrumentation: A Retrospective Single-Institution Study Open

Tejas Subramanian, Stephane Owusu-Sarpong, Sophie Kush, Annette Ehrlich, Tomoyuki Asada , et al. · 2025

Background/Objectives: While anterior lumbar interbody fusion (ALIF) is a well-established treatment for degenerative lumbar spine pathology, the timing and pace of postoperative recovery remain poorly defined. Understanding these temporal…

Comparison of Clinical Outcomes Between Anterior Cervical Discectomy and Fusion and Cervical Disc Replacement for Predominant Neck Pain Open

Tomoyuki Asada, Tejas Subramanian, Kasra Araghi, Zora Hahn, Takashi Hirase , et al. · 2025

Study Design Retrospective cohort study. Objectives Severe neck pain has traditionally been considered a relative contraindication for cervical disc replacement (CDR) due to risk of persistent neck pain from the remaining mobile segment. H…

Cervical disc replacement in athletes: a modified Delphi Consensus Survey of expert opinion Open

Scott L. Zuckerman, Jacob Jo, Grant H. Rigney, Julian E. Bailes, Christopher M. Bonfield , et al. · 2025

Consensus was achieved that CDR is an acceptable treatment for radiculopathy (74%) but not myelopathy (47%) in high impact/high frequency athletes; however, only 59% of surgeons would offer a CDR for athletes with radiculopathy. Reasons fo…

Zero-Profile Stand-Alone Cages Versus Traditional Cage-and-Plate Constructs in Single and Multi-Level Anterior Cervical Discectomy and Fusion: A Propensity-Matched Analysis Using Validated Fusion Assessment Methods Open

Eric Zhao, Robert Kamil, Austin C. Kaidi, Jung Mok, Yousi A. Oquendo , et al. · 2025

Objectives Stand-alone (SA) and anterior cage-and-plate (ACP) have been studied in anterior cervical discectomy and fusion (ACDF). However, fusion assessment methods vary and existing studies are not propensitymatched and often lack patien…

Distinct Recovery Patterns After Transforaminal Lumbar Interbody Fusion: Comparing Minimally Invasive and Open Approaches Using Mixed-Effects Segmented Regression Open

Tomoyuki Asada, Eric Zhao, Annette Ehrlich, Adrian Lui, Andrea Pezzi , et al. · 2025

Objective: While minimally invasive-transforaminal lumbar interbody fusion (MIS-TLIF) has shown superiority in key clinical metrics over the open approach, evidence regarding patient-reported outcomes remains limited. This study compared p…

High Modified 5 Factor Frailty Index is Associated With Worse PROMs and Decreased Return to Activities After 1 or 2 Level MI-TLIF Open

Tejas Subramanian, Pratyush Shahi, Takashi Hirase, Maximilian Korsun, Joshua Zhang , et al. · 2025

Study Design Retrospective cohort study. Objective Frailty is defined as a state of minimal “physiologic reserve.” The modified 5 factor frailty index (mFI-5) is a recently proposed metric for assessing frailty and has been previously stud…

Recovery phases after ACDF: Single-level vs. multi-level surgery outcomes Open

Takumi ASADA, Eric Y. Stutheit-Zhao, Sereen Halayqeh, A. T. Y. Lui, Annette Ehrlich , et al. · 2025

Four radiographic phenotypes before single-level isolated decompression identified by unsupervised clustering: Differences in clinical outcomes and reoperation hazard Open

Takumi ASADA, Eric Zhao, Annette Ehrlich, A. T. Y. Lui, T. Subramanian , et al. · 2025

Distinct recovery patterns following open vs. MIS TLIF: A mixed-effect segmented regression analysis Open

Takumi ASADA, Eric Y. Stutheit-Zhao, Annette Ehrlich, Sereen Halayqeh, A. T. Y. Lui , et al. · 2025

Recovery patterns in cervical disc replacement vs. anterior cervical discectomy and fusion: Faster early improvement in CDR patients Open

Takahiro Asada, Eric Y. Stutheit-Zhao, Annette Ehrlich, Sereen Halayqeh, Anne Lui , et al. · 2025

Influence of coronal lumbar Cobb angle and surgical level on short-segment lumbar surgery outcomes in degenerative scoliosis Open

Tomoyuki Asada, Chad Z. Simon, Atahan Durbas, Myles Allen, Kevin J. DiSilvestro , et al. · 2024

Outcomes of One Versus Two Level MIS Decompression With Adjacent Level Stenosis Open

Tejas Subramanian, Pratyush Shahi, Takashi Hirase, Gregory S. Kazarian, Venkat Boddapati , et al. · 2024

Study Design Retrospective cohort study. Objective Decompression for the treatment of lumbar spinal stenosis (LSS) has shown excellent clinical outcomes. In patients with symptomatic single level stenosis and asymptomatic adjacent level di…

Association between modifiable and nonmodifiable risk factors with paralumbar muscle health in patients with lower back pain Open

John Fallon, Jonathan Sgaglione, Matthew Rohde, Junho Song, Austen Katz , et al. · 2024

Robotic-Assisted Navigation in Single-Level Transforaminal Lumbar Interbody Fusion Reduces Surgeons’ Mental Workload Compared With Fluoroscopic and Computed Tomographic Techniques: A Nonrandomized Prospective Controlled Trial Open

Kyle W. Morse, Tejas Subramanian, Eric Zhao, Omri Maayan, Yousi A. Oquendo , et al. · 2024

Background: Pedicle screw placement during spine fusion is physically and mentally demanding for surgeons. Consequently, spine surgeons can become fatigued, which has implications for both patient safety and surgeon well-being. Purpose: We…

Analysis of 1027 Adverse Events Reports for Interspinous Process Devices From the US Food and Drug Administration Manufacturer and User Facility Device Experience Database Open

Gregory S. Kazarian, Yusef J Jordan, Mitchell A. Johnson, Satyaj Bhargava, Robert Cecere , et al. · 2024

BACKGROUND: Interspinous process devices (IPDs) introduce a new class of complications to surgical decompression without fusion: hardware-related complications. The purpose of this study was to describe the adverse events associated with I…

Advanced Visualization in Minimally Invasive Spine Surgery: The Ergonomics, Economics, and Evolution of Camera-Based Tubes and Retractors Open

Advith Sarikonda, Ahilan Sivaganesan, Sheeraz A. Qureshi · 2024

BACKGROUND: Tubular spine surgery has emerged as a hallmark of minimally invasive spine (MIS) procedures. In recent years, thanks to technological advances, tubular dilators and retractors have been integrated with digital cameras to allow…

Discrepancy between global- and disease-specific outcome measures following lumbar spine surgery Open

Avani S. Vaishnav, Cole Kwas, Jung Mok, Kasra Araghi, Nishtha Singh , et al. · 2024

OBJECTIVE The aim of this study was to assess the correlation between patient-perceived changes in health and commonly utilized patient-reported outcome measures (PROMs) in lumbar spine surgery. METHODS This was a retrospective review of p…

What Is the Carbon Footprint of Adult Spinal Deformity Surgery? Open

Hiroyuki Nakarai, Cole Kwas, Eric Mai, Nishtha Singh, Bo Zhang , et al. · 2024

Background/Objectives: While the economic cost of adult spinal deformity (ASD) surgery has been studied extensively, its environmental impact is unknown. The aim of this study is to determine the carbon footprint (CF) associated with ASD s…

Impact of age on comparative outcomes of decompression alone versus fusion for L4 degenerative spondylolisthesis Open

Pratyush Shahi, Sumedha Singh, Kyle W. Morse, Omri Maayan, Tejas Subramanian , et al. · 2024

Level-specific comparison of 3D navigated and robotic arm-guided screw placement: an accuracy assessment of 1210 pedicle screws in lumbar surgery Open

Tomoyuki Asada, Tejas Subramanian, Chad Simon, Nishtha Singh, Takashi Hirase , et al. · 2024

Outcomes of Minimally Invasive Decompression Alone Versus Fusion for Predominant Back Pain Open

Pratyush Shahi, Tejas Subramanian, Omri Maayan, Nishtha Singh, Kasra Araghi , et al. · 2024

Background: Although a few recent studies showed good outcomes in back pain-predominant patients following decompression alone, none of the studies had a comparative fusion group. Purpose: We sought to compare outcomes of minimally invasiv…

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