Manuscripts from 2019
Equine or porcine synovial fluid as a novel ex vivo model for the study of bacterial free-floating biofilms that form in human joint infections, Jessica M. Gilbertie, Lauren V. Schnabel, Noreen J. Hickok, Megan E. Jacob, Brian P. Conlon, Irving Shapiro, Javad Parvizi, and Thomas P. Schaer
A comparison study of three posterior fixation strategies in transforaminal lumbar interbody fusion lumbar for the treatment of degenerative diseases, Yong Hu, Bing-Ke Zhu, Christopher K. Kepler, Zhen-Shan Yuan, Wei-Xin Dong, and Xiao-Yang Sun
The impact of cholesterol deposits on the fibrillar architecture of the Achilles tendon in a rabbit model of hypercholesterolemia., Andrzej Steplewski, Jolanta Fertala, Ryan Tomlinson, Kevth'er Hoxha, Lin Han, Ocean Thakar, Jason Klein, Joseph A. Abboud, and Andrzej Fertala
Comparison of Surgical Outcomes of the Posterior and Combined Approaches for Repair of Cervical Fractures in Ankylosing Spondylitis., Panya Luksanapruksa, Paul William Millhouse, Victor Carlson, Thanase Ariyawatkul, Joshua Heller, and Christopher K. Kepler
Tendinosis develops from age- and oxygen tension-dependent modulation of Rac1 activity., Rowena McBeath, Richard W. Edwards, Brian J. O'Hara, Mitchell G. Maltenfort, Susan M. Parks, Andrzej Steplewski, A. Lee Osterman, and Irving M. Shapiro
AOSpine—Spine Trauma Classification System: The Value of Modifiers: A Narrative Review With Commentary on Evolving Descriptive Principles, Srikanth N. Divi, MD; Gregory D. Schroeder, MD; Cumhur Oner, MD, PhD; Frank Kandziora, MD, PhD; Klaus J. Schnake, MD; Marcel F. Dvorak, MD; Lorin M. Benneker, MD; Jens R. Chapman, MD; and Alex R. Vaccaro, MD, PhD, MBA
Management of Acute Traumatic Central Cord Syndrome: A Narrative Review, Srikanth N. Divi, Gregory D. Schroeder, John J. Mangan, Madeline Tadley, Wyatt L. Ramey, Jetan H. Badhiwala, Michael G. Fehlings, F. Cumhur Oner, Frank Kandziora, Lorin M. Benneker, Emiliano N. Vialle, Shanmuganathan Rajasekaran, Jens R. Chapman, and Alexander R. Vaccaro
Ultrasound-triggered antibiotic release from PEEK clips to prevent spinal fusion infection: Initial evaluations., Lauren J. Delaney, Daniel MacDonald, Jay Leung, Keith Fitzgerald, Alex M. Sevit, John R. Eisenbrey, Neil Patel, Flemming Forsberg, Christopher K. Kepler, Taolin Fang, Steven M. Kurtz, and Noreen J. Hickok
A novel handheld robotic-assisted system for unicompartmental knee arthroplasty: surgical technique and early survivorship., Andrew K. Battenberg, Nathan A. Netravali, and Jess H. Lonner
Functional and structural studies of tolloid-like 1 mutants associated with atrial-septal defect 6., Lukasz Sieron, Marta Lesiak, Izabela Schisler, Zofia Drzazga, Andrzej Fertala, and Aleksander L. Sieron
Manuscripts from 2018
Transgenic mice overexpressing human TNF-α experience early onset spontaneous intervertebral disc herniation in the absence of overt degeneration., Deborah J. Gorth, Irving M. Shapiro, and Makarand V. Risbud
A US hospital budget impact analysis of a skin closure system compared with standard of care in hip and knee arthroplasty., Kay Sadik, Jana Flener, Jeanine Gargiulo, Zachary D. Post, Steven Wurzelbacher, Andrew Hogan, Sarah Hollmann, and Nicole Ferko
Isolated Gonococcal Extensor Tenosynovitis, Cory Lebowitz and Jonas Matzon
COX-2 expression mediated by calcium-TonEBP signaling axis under hyperosmotic conditions serves osmoprotective function in nucleus pulposus cells., Hyowon Choi, Weera Chaiyamongkol, Alexandra C. Doolittle, Zariel I. Johnson, Shilpa S. Gogate, Zachary R. Schoepflin, Irving M. Shapiro, and Makarand V. Risbud
What are Biofilms?, Noreen J. Hickok
A new mini-navigation tool allows accurate component placement during anterior total hip arthroplasty., Javad Parvizi MD, Jessica R. Benson, and Jeffrey M. Muir
Double-Row Repair Technique for Bursal-Sided Partial-Thickness Rotator Cuff Tears, Hytham Salem; Aaron Carter, MD; Fotios Tjoumakaris; and Kevin Freedman
Management of Elbow Dislocations in the National Football League., Edward S. Chang, Meghan Bishop, Christopher C. Dodson, Peter F. Deluca, Michael G. Ciccotti, Steven B. Cohen, and Matthew L. Ramsey
Manuscripts from 2017
Season of the year influences infection rates following total hip arthroplasty, Samuel Rosas, Alvin C. Ong, Leonard T. Buller, Karim G. Sabeh, Tsun yee Law, Martin W. Roche, and Victor H. Hernandez
Venous Thromboembolism Within Professional American Sport Leagues., Meghan Bishop, Matthew Astolfi, Eric M. Padegimas, Peter F. Deluca, and Sommer Hammoud
Optimal management of post-traumatic radioulnar synostosis, Arthur Lee Osterman and Melissa S. Arief
Platelet-Rich Plasma Injection With Percutaneous Needling for Recalcitrant Lateral Epicondylitis: Comparison of Tenotomy and Fenestration Techniques., Michael P. Gaspar, Michael A. Motto, Sarah Lewis, Sidney M. Jacoby, Randall W. Culp, A. Lee Osterman, and Patrick M. Kane
Antibiotic Spacers in Shoulder Arthroplasty: Comparison of Stemmed and Stemless Implants., Eric M. Padegimas, Alexia Narzikul, Cassandra Lawrence, Benjamin A. Hendy, Joseph A. Abboud, Matthew L. Ramsey, Gerald R R. Williams, and Surena Namdari
TNF-α promotes nuclear enrichment of the transcription factor TonEBP/NFAT5 to selectively control inflammatory but not osmoregulatory responses in nucleus pulposus cells., Zariel I. Johnson, Alexandra C. Doolittle, Joseph W. Snuggs, Irving M. Shapiro, Christine L. Le Maitre, and Makarand V. Risbud
Inhibition of apoptosis signal-regulating kinase 1 alters the wound epidermis and enhances auricular cartilage regeneration., Qian-Shi Zhang, Deepa S. Kurpad, My G. Mahoney, Marla J. Steinbeck, and Theresa A. Freeman
National Football League Skilled and Unskilled Positions Vary in Opportunity and Yield in Return to Play After an Anterior Cruciate Ligament Injury., JaeWon Yang, Jonathan D. Hodax, Jason T. Machan, Eric S. Secrist, Wesley M. Durand, Brett D. Owens, Adam E.M. Eltorai, and Christopher C. Dodson
Patient-Reported Disability Measures Do Not Correlate with Electrodiagnostic Severity in Carpal Tunnel Syndrome., Jacob E Tulipan, Kevin F F. Lutsky, Mitchell G. Maltenfort, Mitchell K. Freedman, and Pedro Beredjiklian
Lack of evidence for involvement of TonEBP and hyperosmotic stimulus in induction of autophagy in the nucleus pulposus., Chao Liu, Hyowon Choi, Zariel I. Johnson, Jiwei Tian, Irving Shapiro, and Makarand V Risbud
Long-Term Outcomes in Anterior Cruciate Ligament Reconstruction: A Systematic Review of Patellar Tendon Versus Hamstring Autografts., Kirsten L. Poehling-Monaghan, Hytham Salem, Kirsten E. Ross, Eric S Secrist, Michael C. Ciccotti, Fotios Tjoumakaris, Michael G. Ciccotti, and Kevin B. Freedman
Prospects and limitations of improving skeletal growth in a mouse model of spondyloepiphyseal dysplasia caused by R992C (p.R1192C) substitution in collagen II., Machiko Arita, Jolanta Fertala, Cheryl Hou, James Kostas, Andrzej Steplewski, and Andrzej Fertala
New horizons in spine research: Intervertebral disc repair and regeneration., James C Iatridis, James Kang, Rita Kandel, and Makarand V. Risbud
Distal Interphalangeal Joint Arthrodesis Complicated by Postoperative Infection: A Rare Presentation of Disseminated Herpes Simplex Virus., Meredith N. Osterman and Michael P. Gaspar
Manuscripts from 2016
RNA Sequencing Reveals a Role of TonEBP Transcription Factor in Regulation of Pro-inflammatory Genes in Response to Hyperosmolarity in Healthy Nucleus Pulposus Cells: A HOMEOSTATIC RESPONSE?, Zariel I. Johnson, Irving M. Shapiro, and Makarand V. Risbud
Evaluation and Management of Sleep Disorders in the Hand Surgery Patient., Michael P. Gaspar, Patrick M. Kane, Sidney M. Jacoby, Patrick S. Gaspar, and A. Lee Osterman
Chemical modification of extracellular matrix by cold atmospheric plasma-generated reactive species affects chondrogenesis and bone formation., Peter Eisenhauer, Natalie Chernets, You Song, Danil Dobrynin, Nancy Pleshko, Marla J Steinbeck, and Theresa A. Freeman
Geographic and Age-Based Variations in Medicare Reimbursement Among ASSH Members., Michael P. Gaspar, Patrick M. Kane, Grace B. Honik, Eon K. Shin, Sidney M. Jacoby, and A. Lee Osterman
The 2015 American-British-Canadian Traveling Fellows Report., Alpesh A. Patel, Robert H. Brophy, Rajiv Gandhi, Hue H. Luu, Kishore Mulpuri, Suken A Shah, and Sanjeev Kakar
Outcomes and National Trends for the Surgical Treatment of Lumbar Spine Trauma., Doniel Drazin, Miriam Nuno, Faris Shweikeh, Alex R. Vaccaro, Eli Baron, Terrence T. Kim, and J. Patrick Johnson
Medicare Reimbursement for Total Joint Arthroplasty: The Driving Forces., Eric M. Padegimas, Kushagra Verma, Benjamin Zmistowski, Richard H. Rothman, James J. Purtill, and Michael Howley
Circadian factors BMAL1 and RORα control HIF-1α transcriptional activity in nucleus pulposus cells: implications in maintenance of intervertebral disc health., Kaori Suyama, Elizabeth S Silagi, Hyowon Choi, Kou Sakabe, Joji Mochida, Irving M Shapiro, and Makarand V Risbud
The Role of Sonic Hedgehog Signaling in Osteoclastogenesis and Jaw Bone Destruction., Tsuyoshi Shimo, Kenichi Matsumoto, Kiyofumi Takabatake, Eriko Aoyama, Yuichiro Takebe, Soichiro Ibaragi, Tatsuo Okui, Naito Kurio, Hiroyuki Takada, Kyoichi Obata, Pai Pang, Masahiro Iwamoto, Hitoshi Nagatsuka, and Akira Sasaki
Predicting Revision Following In Situ Ulnar Nerve Decompression for Patients With Idiopathic Cubital Tunnel Syndrome., Michael P. Gaspar, Patrick M. Kane, Dechporn Putthiwara, Sidney M. Jacoby, and A. Lee Osterman
Variables Prognostic for Delayed Union and Nonunion Following Ulnar Shortening Fixed With a Dedicated Osteotomy Plate., Michael P. Gaspar, Patrick M. Kane, Ralph C Zohn, Taylor Buckley, Sidney M. Jacoby, and Eon K. Shin
Manuscripts from 2015
Use of High-Speed X ray and Video to Analyze Distal Radius Fracture Pathomechanics., Christina Gutowski, Kurosh Darvish, Frederic E. Liss, Asif M. Ilyas, and Christopher M. Jones
Disc in flames: Roles of TNF-α and IL-1β in intervertebral disc degeneration., Z I Johnson, Z R Schoepflin, H Choi, I M Shapiro, and M V Risbud
Role of Phenol-Soluble Modulins in Formation of Staphylococcus aureus Biofilms in Synovial Fluid., Sana S Dastgheyb, Amer E Villaruz, Katherine Y Le, Vee Y Tan, Anthony C Duong, Som S Chatterjee, Gordon Y C Cheung, Hwang-Soo Joo, Noreen J Hickok, and Michael Otto
Pain Management Strategies in Hand Surgery., Constantinos Ketonis, MD, PhD; Asif M Ilyas; and Frederic Liss
Understanding nucleus pulposus cell phenotype: a prerequisite for stem cell based therapies to treat intervertebral disc degeneration., Hyowon Choi, Zariel I. Johnson, and Makarand V. Risbud
Aquaporin 1 and 5 expression decreases during human intervertebral disc degeneration: Novel HIF-1-mediated regulation of aquaporins in NP cells., Zariel I Johnson, Shilpa S Gogate, Rebecca Day, Abbie Binch, Dessislava Z Markova, Neil Chiverton, Ashley Cole, Matt Conner, Irving Shapiro, Christine L Le Maitre, and Makarand V Risbud
Management of Complications of Wrist Arthroplasty and Wrist Fusion., Michael P. Gaspar, Patrick M Kane, and Eon K. Shin
Posterior surgical approach procedures for cervical myelopathy, Pedro H.I. Pohl, Marcel Jun Tamaoki, Luciano M. Rodrigues, Kristen Radcliff, Takashi Yurube, James D. Kang, and João Carlos Belloti
Nonthermal atmospheric pressure plasma enhances mouse limb bud survival, growth, and elongation., Natalie Chernets, Jun Zhang, Marla J Steinbeck, Deepa S Kurpad, Eiki Koyama, Gary Friedman, and Theresa A. Freeman
Population average T2 MRI maps reveal quantitative regional transformations in the degenerating rabbit intervertebral disc that vary by lumbar level., John T Martin; Christopher M Collins; Kensuke Ikuta; Robert L Mauck; Dawn M Elliott; Yeija Zhang; David G Anderson; Alexander Vaccaro, MD, PhD; Todd Albert; Vincent Arlet; and Harvey E Smith
Manuscripts from 2014
Loss of HIF-1α in the Notochord Results in Cell Death and Complete Disappearance of the Nucleus Pulposus., Christophe Merceron, Laura Mangiavini, Alexander Robling, Tremika LeShan Wilson, Amato J Giaccia, Irving Shapiro, Ernestina Schipani, and Makarand V Risbud
Cervical injuries scored according to the Subaxial Injury Classification system: An analysis of the literature., Andrei F Joaquim, Alpesh A Patel, and Alexander R Vaccaro
The relative efficacy of antifibrinolytics in adolescent idiopathic scoliosis: a prospective randomized trial., Kushagra Verma, MD; Thomas Errico; Chris Diefenbach; Christian Hoelscher; Austin Peters; Joseph Dryer; Tessa Huncke; Kirstin Boenigk; and Baron S Lonner
Addressing hindfoot arthritis with concomitant tibial malunion or nonunion with retrograde tibiotalocalcaneal nailing: a novel treatment approach., Justin M Kane and Steven Raikin
Stress sonography of the ulnar collateral ligament of the elbow in professional baseball pitchers: a 10-year study., Michael G Ciccotti, Alfred Atanda, Levon N. Nazarian, Christopher C Dodson, Laurens Holmes, and Steven B. Cohen
Unstable Jefferson fractures: Results of transoral osteosynthesis., Yong Hu, Todd Albert, Christopher K Kepler, Wei-Hu Ma, Zhen-Shan Yuan, and Wei-Xin Dong
The Hand in Art: Hand of Hope, John S. Taras, MD
Boning up on autophagy: the role of autophagy in skeletal biology., Irving Shapiro, Robert Layfield, Martin Lotz, Carmine Settembre, and Caroline Whitehouse
Manuscripts from 2013
Periprosthetic Knee Infection: Ten Strategies That Work., Javad Parvizi, MD; Priscilla Ku Cavanaugh; and Claudio Diaz-Ledezma
Common peroneal nerve palsy following total knee arthroplasty: prognostic factors and course of recovery., Jai Hyung Park, MD; Camilo Restrepo, MD; Robert Norton, MD; Steven Mandel, MD; Peter F. Sharkey, MD; and Javad Parvizi, MD
Allograft reconstruction for digital nerve loss., John S Taras, Nirav Amin, Nimit Patel, and Lucy A McCabe
Aseptically processed and chemically sterilized BTB allografts for anterior cruciate ligament reconstruction: a prospective randomized study., Peter A Indelicato, Michael G Ciccotti, Joel Boyd, Laurence D Higgins, Benjamin S Shaffer, and C Thomas Vangsness
The AOSpine North America Geriatric Odontoid Fracture Mortality Study: A Retrospective Review of Mortality Outcomes for Operative Versus Nonoperative Treatment of 322 Patients With Long-Term Follow-up., Jens Chapman, Justin S Smith, Branko Kopjar, Alex R. Vaccaro, Paul Arnold, Christopher I Shaffrey, and Michael G Fehlings
Developmental dysplasia of the hip: Linkage mapping and whole exome sequencing identify a shared variant in CX3CR1 in all affected members of a large multi-generation family., George J Feldman, Javad Parvizi, Mark Levenstien, Kathryn Scott, Jill A Erickson, Paolo Fortina, Marcella Devoto, and Christopher L Peters
Predictors of treatment outcomes in geriatric patients with odontoid fractures: AOSpine North America multi-centre prospective GOF study., Michael G Fehlings, Ranganathan Arun, Alex R. Vaccaro, Paul M Arnold, Jens R Chapman, and Branko Kopjar
Risk Factors for Early Mortality Following Modern Total Hip Arthroplasty., Michael Aynardi, Christina L Jacovides, Ronald Huang, S M Javad Mortazavi, and Javad Parvizi
Hematoma following primary total hip arthroplasty: a grave complication., S M Javad Mortazavi, Patricia Hansen, Benjamin Zmistowski, Patrick W Kane, Camilo Restrepo, and Javad Parvizi
Acetabular components in total hip arthroplasty: is there evidence that cementless fixation is better?, Nader Toossi, Bahar Adeli, Andrew J Timperley, Fares S Haddad, Mitchell Maltenfort, and Javad Parvizi
Skeletal cell differentiation is enhanced by atmospheric dielectric barrier discharge plasma treatment., Marla J Steinbeck, Natalie Chernets, Jun Zhang, Deepa S Kurpad, Gregory Fridman, Alexander Fridman, and Theresa A. Freeman
Manuscripts from 2012
Comparison of Surface Area across the Allograft-Host Junction Site Using Conventional and Navigated Osteotomy Technique., Ajay Lall, Eric Hohn, Mimi Y Kim, Richard G Gorlick, John A Abraham, and David S Geller
Exhaustion of nucleus pulposus progenitor cells with ageing and degeneration of the intervertebral disc., Daisuke Sakai, Yoshihiko Nakamura, Tomoko Nakai, Taishi Mishima, Shunichi Kato, Sibylle Grad, Makarand V Risbud, Danny Chan, Kathryn S E Cheah, Ken-ichi Yamamura, Koichi Masuda, Hideyuki Okano, Kiyoshi Ando, Joji Mochida, and Mauro Alini
Risk factors for wound complications after ankle fracture surgery., Adam G Miller, Andrew Margules, and Steven M Raikin
Ulnar tunnel syndrome., Abdo Bachoura and Sidney M Jacoby
Low rate of infection control in enterococcal periprosthetic joint infections., Mohammad R Rasouli, Mohan S Tripathi, Robert Kenyon, Nathan Wetters, Craig J Della Valle, and Javad Parvizi
Can local Erythropoietin administration enhance bone regeneration in osteonecrosis of femoral head?, Hooman Bakhshi, Mohammad R Rasouli, and Javad Parvizi
A prospective analysis of glove perforation in primary and revision total hip and total knee arthroplasty., Aaron H Carter, MD; David S Casper, MD; Javad Parvizi, MD; and Mathew Austin, MD
The Impact of Epidural Steroid Injections on the Outcomes of Patients Treated for Lumbar Disc Herniation: A Subgroup Analysis of the SPORT Trial., Kristen Radcliff, Alan Hilibrand, Jon D Lurie, Tor D Tosteson, Lawrence Delasotta, Jeffrey Rihn, Wenyan Zhao, Alexander Vaccaro, Todd J Albert, and James N Weinstein
Does the load-sharing classification predict ligamentous injury, neurological injury, and the need for surgery in patients with thoracolumbar burst fractures?: Clinical article., Kristen Radcliff, Christopher K Kepler, Todd A Rubin, Motasem Maaieh, Alan S Hilibrand, James Harrop, Jeffrey A Rihn, Todd J Albert, and Alexander R Vaccaro
Causes of failure of ceramic-on-ceramic and metal-on-metal hip arthroplasties., Manny Porat, Javad Parvizi, Peter F Sharkey, Keith R Berend, Adolph V Lombardi, and Robert L Barrack
Early versus delayed decompression for traumatic cervical spinal cord injury: results of the Surgical Timing in Acute Spinal Cord Injury Study (STASCIS)., Michael G Fehlings, Alex R. Vaccaro, Jefferson R Wilson, Anoushka Singh, David W Cadotte, James Harrop, Bizhan Aarabi, Christopher Shaffrey, Marcel Dvorak, Charles Fisher, Paul Arnold, Eric M Massicotte, Stephen Lewis, and Raja Rampersaud
Minimal invasive decompression for lumbar spinal stenosis., Victor Popov and David G Anderson
Minimal invasive decompression for lumbar spinal stenosis., Victor Popov and David G Anderson
Manuscripts from 2011
Molecular diagnostics in periprosthetic joint infection., Javad Parvizi, Lesley Walinchus, and Bahar Adeli
An organ culture system to model early degenerative changes of the intervertebral disc., Ravi K Ponnappan, Dessislava Z Markova, Paul Jd Antonio, Hallie B Murray, Alexander R Vaccaro, Irving M Shapiro, D Greg Anderson, Todd J Albert, and Makarand V Risbud
Duration of symptoms resulting from lumbar disc herniation: effect on treatment outcomes: analysis of the Spine Patient Outcomes Research Trial (SPORT)., Jeffrey A Rihn, Alan S Hilibrand, Kristen Radcliff, Mark Kurd, Jon Lurie, Emily Blood, Todd J Albert, and James N Weinstein
Femoroacetabular Impingement: Saving the Joint, Ronald Huang and Javad Parvizi
Potent inhibition of heterotopic ossification by nuclear retinoic acid receptor-γ agonists., Kengo Shimono, Wei-En Tung, Christine Macolino, Amber Hsu-Tsai Chi, Johanna H Didizian, Christina Mundy, Roshantha A Chandraratna, Yuji Mishina, Motomi Enomoto-Iwamoto, Maurizio Pacifici, and Masahiro Iwamoto
The infected hip: A treatment algorithm, Bahar Adeli and Javad Parvizi MD
Neurologic improvement after thoracic, thoracolumbar, and lumbar spinal cord (conus medullaris) injuries, James S. Harrop, MD; Swetha Naroji; Mitchell G. Maltenfort, PhD; John K. Ratliff, MD; Stavropoula L. Tjoumakaris; Brian Frank; D. Greg Anderson, M.D.; Todd Albert, MD; and Alexander R. Vaccaro, MD, PhD
An evidence-based mobile decision support system for subaxial cervical spine injury treatment., P L Kubben, H van Santbrink, E M J Cornips, Alex R. Vaccaro, M F Dvorak, L W van Rhijn, A J J A Scherpbier, and H Hoogland
Manuscripts from 2010
Limitations of the Knee Society Score in evaluating outcomes following revision total knee arthroplasty., Elie Ghanem, Ian Pawasarat, Adam Lindsay, Lauren May, Khalid Azzam, Ashish Joshi, and Javad Parvizi
Use of orthogonal or parallel plating techniques to treat distal humerus fractures., Joshua M. Abzug and Phani K. Dantuluri
Current concepts: Neonatal brachial plexus pals, Joshua M. Abzug, MD and Scott H. Kozin, MD
Correlation of C2 fractures and vertebral artery injury., Tao Ding, Mitchell Maltenfort, Huilin Yang, Harvey Smith, John Ratliff, Alexander Vaccaro, D Greg Anderson, and James Harrop
Acellular dermal regeneration template for soft tissue reconstruction of the digits., John S. Taras, Anthony Sapienza, Josh B. Roach, and John P. Taras
Mast cells and hypoxia drive tissue metaplasia and heterotopic ossification in idiopathic arthrofibrosis after total knee arthroplasty., Theresa A Freeman, Javad Parvizi, Craig J Dela Valle, and Marla J Steinbeck
Manuscripts from 2009
Reactive oxygen and nitrogen species induce protein and DNA modifications driving arthrofibrosis following total knee arthroplasty., Theresa A Freeman, Javad Parvizi, Craig J Della Valle, and Marla J Steinbeck