A follower load increases the load-carrying capacity of the lumbar spine in compression
AG Patwardhan, RM Havey, KP Meade, B Lee… - Spine, 1999 - journals.lww.com
Study Design. An experimental approach was used to test human cadaveric spine specimens.
Objective. To assess the response of the whole lumbar spine to a compressive follower …
Objective. To assess the response of the whole lumbar spine to a compressive follower …
The biomechanical effect of postoperative hypolordosis in instrumented lumbar fusion on instrumented and adjacent spinal segments
…, RM Havey, LA Vrbos, GW Knight, S Miyano, M Kirincic… - Spine, 2000 - journals.lww.com
Study Design. Change in lumbar lordosis was measured in patients that had undergone
posterolateral lumbar fusions using transpedicular instrumentation. The biomechanical effects …
posterolateral lumbar fusions using transpedicular instrumentation. The biomechanical effects …
Novel model to analyze the effect of a large compressive follower pre-load on range of motions in a lumbar spine
…, RN Natarajan, AG Patwardhan, RM Havey… - Journal of …, 2007 - Elsevier
A 3-D finite element model (FEM) of the lumbar spine (L1–S1) was used to determine the
effect of a large compressive follower pre-load on range of motions (ROM) in all three planes. …
effect of a large compressive follower pre-load on range of motions (ROM) in all three planes. …
Effect of compressive follower preload on the flexion–extension response of the human lumbar spine
AG Patwardhan, RM Havey… - Journal of …, 2003 - Wiley Online Library
Traditional experimental methods are unable to study the kinematics of whole lumbar spine
specimens under physiologic compressive preloads because the spine without active …
specimens under physiologic compressive preloads because the spine without active …
Load-carrying capacity of the human cervical spine in compression is increased under a follower load
AG Patwardhan, RM Havey, AJ Ghanayem, H Diener… - Spine, 2000 - journals.lww.com
Study Design. An experimental approach was used to test human cadaveric cervical spine
specimens. Objective. To assess the response of the cervical spine to a compressive follower …
specimens. Objective. To assess the response of the cervical spine to a compressive follower …
Effect of physiological loads on cortical and traditional pedicle screw fixation
Study Design. Human cadaveric biomechanical study. Objective. To determine the fixation
strength of laterally directed, cortical pedicle screws under physiological loads. Summary of …
strength of laterally directed, cortical pedicle screws under physiological loads. Summary of …
The role of the interosseous membrane and triangular fibrocartilage complex in forearm stability
RS Rabinowitz, TR Light, RM Havey… - The Journal of hand …, 1994 - Elsevier
This study investigated the relative roles of the interosseous membrane (IOM) and triangular
fibrocartilage complex (TFCC) in the transmission of force from the hand to the humerus. …
fibrocartilage complex (TFCC) in the transmission of force from the hand to the humerus. …
Cervical sagittal balance: a biomechanical perspective can help clinical practice
AG Patwardhan, S Khayatzadeh, RM Havey… - European Spine …, 2018 - Springer
Purpose In this article, we summarize our work on understanding the influence of cervical
sagittal malalignment on the mechanics of the cervical spine. Methods Biomechanical studies …
sagittal malalignment on the mechanics of the cervical spine. Methods Biomechanical studies …
Animal models of spinal cord contusion injuries
T Khan, RM Havey, ST Sayers… - Comparative …, 1999 - ingentaconnect.com
Background and Purpose: Traumatic spinal cord injury causes initial mechanical disruption
of tissue, leading to a complex secondary sequence of pathophysiologic changes and …
of tissue, leading to a complex secondary sequence of pathophysiologic changes and …
Does screw configuration affect subtrochanteric fracture after femoral neck fixation?
…, HD Summers, M Sartori, RM Havey… - … Research (1976-2007 …, 2006 - journals.lww.com
A subtrochanteric femur fracture after cannulated screw fixation of a femoral neck fracture is
a devastating complication. We hypothesized that an apex-distal screw orientation would …
a devastating complication. We hypothesized that an apex-distal screw orientation would …