Regan JJ, Hartjen C, Dryer R, DiRisio D. ACADIA™ Facet Arthroplasty US IDE Pilot Study: Twelve Month Follow-up Results for 20 Patients at Four Centers, Poster Presentation, Meeting of the Spine Arthroplasty Society, 2009 London, England.
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Dryer R, Regan J, Hartjen C, DiRisio D. Significant Improvements in Back Pain When Treating Radiculopathy and Claudication with Facet Replacement: An FDA IDE Pilot Study. Poster Presentation, Annual Congress of the International Society for the Study of the Lumbar Spine, 2009 Miami, FL.
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Dryer R, Goel V, Regan J, Hartjen C, DiRisio D. ACADIA™ Facet Replacement System Lumbar Kinematics: A Comparison of Finite Element, in vitro and in vivo Investigations. Podium Presentation, Meeting of the Spine Arthroplasty Society, 2009 London, England.     
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Goel V, Kiapour A, Metha A. A biomechanical investigation of 3 types of spinal implants: Motion preventing (Fusion), motion preserving (Anatomic Facet Replacement System) and dynamic stabilization (DYNESYS). Poster Presentation, International Society for the Study of the Lumbar Spine 2008 Geneva, Switzerland.     
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Goel VK, Kiapour A, Hoy RW, Chee H, Fellenz F. Facet Arthroplasty and Anterior Disc Replacement Combination Restores Normal Segmental Biomechanics and Addresses Several Clinical Issues. Poster Presentation, Spine Arthroplasty Society 2008 Miami, FL.     
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ACADIA™ Facet Replacement System – Device Description
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US IDE Pilot Study 12 Month Follow-up Data
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ACADIA™ Case Study 1     READ PUBLICATION

ACADIA™ Case Study 2     READ PUBLICATION

ACADIA™ Case Study 3     READ PUBLICATION

ACADIA™ Case Study 4     READ PUBLICATION

Regan JJ. Contemporary Controversies in Spine Surgery: Novel Technology, Podium Presentation, AAOS 2009.

Carl A, Oliveira CE, Hoy RW, Lavelle W, Goel VK, Cunningham BW. Chapter 74 Anatomic Facet Replacement System (AFRS). In Motion Preservation Surgery of the Spine Advanced Techniques and Controversies, pp. 577-580. Edited by Yue JJ, Bertagnoli R, McAfee PC, An HS. Philidelphia, Saunders Elsevier, 2008.

Regan JJ, Hartjen C, Dryer R, DiRisio D. Perioperative and Early Results from an IDE Pilot Trial Studying the Acadia™ Facet Replacement as a Treatment for Lumbar Spinal Stenosis, NASS Pre-meeting Course 2008.

Regan JJ, Hartjen C, Dryer R, DiRisio D. Anatomic Facet Replacement System (AFRS™) Early Clinical Results and Case Studies, Robin Young Motion Preservation Symposium NASS 2007.

Hochschuler S, ACADIA™ Facet Replacement System (ACADIA™): Treatment for Lumbar Spinal Stenosis, Podium presentation at: 4th Annual Meeting of the Spine Technology Education Group, Innovative Techniques in Spine Surgery; June 27-30, 2007; Los Cabos, Mexico.

Fauth AR, Helgerson J, Wear Testing of the ACADIA™ Facet Replacement System (ACADIA™). Poster presentation at: 7th Annual Meeting of the Spine Arthroplasty Society; May 1–4, 2007; Berlin, Germany.

Goel VK, Hoy RW, Triplett DJ, Faizan A, Artificial Facets Restore Lumbar Spine Kinematics An In Vitro Investigation Using the ACADIA™ Facet Replacement System (ACADIA™). Poster presentation at: 7th Annual Meeting of the Spine Arthroplasty Society; May 1–4, 2007; Berlin, Germany.

Goel VK, Mehta A, Jangra J, Faizan A, Kiapour A, Hoy RW, Fauth AR, ACADIA™ Facet Replacement System (ACADIA™) Restoration of Lumbar Segment Mechanics to Intact: A Finite Element Study and In Vitro Cadaver Investigation. Podium presentation at: 7th Annual Meeting of the Spine Arthroplasty Society; May 1–4, 2007; Berlin, Germany.

Oliveira CE, Carl AL, Hoy RW, Bannon E, Quartulli M, Early clinical results for facet arthroplasty with the Facet Solutions ACADIA™ Facet Replacement System (ACADIA™). Poster presentation at: 7th Annual Meeting of the Spine Arthroplasty Society; May 1–4, 2007; Berlin, Germany.

Goel VK, Mehta A, Jangra J, Faizan A, Kiapour A, Hoy RW, Fauth AR, ACADIA™ Facet Replacement System (ACADIA™) Restoration of Lumbar Segment Mechanics to Intact: A Finite Element Study and In Vitro Cadaver Investigation. Spine Arthroplasty Society Journal, Winter 2007, 01:01: 46-54.

Goel VK, Yap MC, Shaw MN, Vishnubhotla S, Felon L, Faizan A, Lumbar Facet Loads During Physiological Range of Motion. Poster presentation at: Annual Congress of the International Society for the Study of the Lumbar Spine June 13-17, 2006 Bergen, Norway.

Carl AL, Hoy RW, Lumbar facet morphology and the development of an anatomic facet joint replacement (AFR™). Podium presentation at: 6th Annual Meeting of the Spine Arthroplasty Society; May 9–13, 2006; Montreal, Québec.