Effect of implant design and endplate preparation on the compressive strength of interbody fusion constructs

T Steffen, A Tsantrizos, M Aebi - Spine, 2000 - journals.lww.com
Study Design. A human cadaveric study on the compressive strength of different lumbar
interbody fusion implants and endplate preparation techniques was performed. Objectives. To …

Cages: designs and concepts

T Steffen, A Tsantrizos, I Fruth, M Aebi - European Spine Journal, 2000 - Springer
Many new interbody fusion cages have been recently developed, but clinical studies
analyzing fusion outcome are still scarce. Radiological methods to assess fusion are not …

Atlantoaxial fusion using anterior transarticular screw fixation of C1–C2: technical innovation and biomechanical study

MK Sen, T Steffen, L Beckman, A Tsantrizos… - European Spine …, 2005 - Springer
This study is an attempt to describe a new technique for anterior transarticular screw fixation
of the atlantoaxial joints, and to compare the stability of this construct to posterior …

Segmental stability and compressive strength of posterior lumbar interbody fusion implants

A Tsantrizos, HG Baramki, S Zeidman, T Steffen - Spine, 2000 - journals.lww.com
Study Design. Human cadaveric study on initial segmental stability and compressive strength
of posterior lumbar interbody fusion implants. Objectives. To compare the initial segmental …

Internal strains in healthy and degenerated lumbar intervertebral discs

A Tsantrizos, K Ito, M Aebi, T Steffen - Spine, 2005 - journals.lww.com
Study Design. A biomechanical study investigating the intradiscal mechanics of human
lumbar intervertebral discs (IVDs). Objectives. To assess the relationship between …

Nucleus replacement with the DASCOR disc arthroplasty device: interim two-year efficacy and safety results from two prospective, non-randomized multicenter …

M Ahrens, A Tsantrizos, P Donkersloot, F Martens… - Spine, 2009 - journals.lww.com
Study Design. A prospective, nonrandomized multicenter study of lumbar disc nucleus
replacement using the DASCOR Disc Arthroplasty Device. An interim analysis of clinical results is …

Mechanical and biomechanical characterization of a polyurethane nucleus replacement device injected and cured in situ within a balloon

A Tsantrizos, NR Ordway, K Myint, E Martz, HA Yuan - SAS journal, 2008 - Elsevier
BACKGROUND: The DASCOR device has recently been introduced as an innovative
nucleus replacement alternative for the treatment of low-back pain caused by degenerative …

P46. End Plate Contact Stress of the DASCOR Device During Segmental Flexibility

A Tsantrizos, N Ordway, C Bao… - The Spine …, 2006 - thespinejournalonline.com
BACKGROUND CONTEXT: The mechanical function of the intervertebral disc (IVD) relies
heavily on the hydrodynamic ability of the nucleus pulposus to redistribute most of the axial …

P49. Restoration of segmental kinematics following nucleus replacement with an in situ curable balloon contained polymer

N Ordway, A Tsantrizos, H Yuan… - The Spine …, 2005 - thespinejournalonline.com
BACKGROUND CONTEXT: Discectomy is a common surgical procedure aimed at relieving
pain stemming from herniated or degenerated lumbar intervertebral discs. Associated disc …

P44. Nucleus Replacement Using an In Situ Cured, Balloon Contained, Injectable Polyurethane Device: Clinical Results from Two Prospective Multicenter European …

…, J Sherman, JC Le Huec, A Tsantrizos… - The Spine …, 2007 - thespinejournalonline.com
BACKGROUND CONTEXT: The DASCORŽ nucleus replacement device is a two-part
polyurethane, in situ cured within a polyurethane expandable balloon. The device is used to …