Peer-Reviewed Publications

2017

KC McGilvray, EI Waldorff, J Easley, HB Seim, N Zhang, RJ Linovitz, CM Puttlitz. “Evaluation of a PEEK titanium composite interbody spacer in an ovine lumbar interbody fusion model:  A biomechanical, micro-computed tomography, and histologic analyses.” The Spine Journal (accepted for publication, Epub). Link

BC Gadomski, KC McGilvray, JT Easley, RH Palmer, D Ruehlman, M Roberts, CM Puttlitz. “Shock wave therapy and low-intensity pulsed ultrasound accelerate bone formation rates under simulated microgravity loading conditions.” Journal of Orthopaedic Research (accepted for publication). Link

VV Patel, ZR Wuthrich, KC McGilvray, MC Lafleur, EM Lindley, D Sun, CM Puttlitz. “Cervical facet force analysis after disc replacement versus fusion.” Clinical Biomechanics 44:52-58, 2017. Link

PB Suh, C Puttlitz, C Lewis, S Bal, K McGilvray. “The effect of cervical interbody cage morphology, material composition, and bone density on subsidence risk.” Journal of the American Academy of Orthopaedic Surgeons 25:160-168, 2017. Link

2016

KM Labus, CM Puttlitz. “An anisotropic hyperelastic constitutive model of brain white matter in biaxial tension and structural-mechanical relationships.” Journal of the Mechanical Behavior of Biomedical Materials 62:195-208, 2016. Link

BJ Hindman, RB Fontes, RP From, VC Traynelis, MM Todd, CM Puttlitz, BG Santoni. “Intubation biomechanics: laryngoscope force and cervical spine motion during intubation in cadavers-effect of severe distractive-flexion injury on C3-4 motion.” Journal of Neurosurgery:Spine 27:1-11, 2016. Link

SK Han, CW Chen, KM Labus, CM Puttlitz, Y Chen, AH Hsieh. “Optical coherence tomographic elastography reveals mesoscale shear strain inhomogeneities in the annulus fibrosis.” Spine 41:E770-7, 2016. Link

BC Gadomski, ZF Lerner, RC Browning, JT Easley, RH Palmer, BG Santoni, CM Puttlitz. “Computational characterization of fracture healing under reduced gravity loading conditions.” Journal of Orthopaedic Research 34:1206-15, 2016. Link

HE Jaramillo, CM Puttlitz, K McGilvray, JJ Garcia. “Characterization of the L4-L5-S1 motion segment using the stepwise reduction method.” Journal of Biomechanics 47:1248-54, 2016. Link

PD Leahy PD, CM Puttlitz. “Addition of lateral bending range of motion measurement to standard sagittal measurement to improve diagnosis sensitivity of ligamentous injury in the human lower cervical spine.” European Spine Journal 25:122-6, 2016. Link

CM Maulucci, CA Sansur, V Singh, A Cholewczynski, SS Shetye, K McGilvray, CM Puttlitz. “Cortical bone facet spacers for cervical spine decompression: effects on intervertebral kinetics and foraminal area.” Journal of Neurosurgery: Spine 24, 69-76, 2016. Link

2015

ZF Lerner, BC Gadomski, AK Ipson, KK Haussler, CM Puttlitz, RC Browning. “Modulating tibiofemoral contact force in the sheep hind limb via treadmill walking: Predictions from an opensim musculoskeletal model.” Journal of Orthopaedic Research 33:1128-33, 2015. Link

S Wray, R Mimran, S Vadapalli, SS Shetye, KC McGilvray, CM Puttlitz. “Pedicle screw placement in the lumbar spine: effect of trajectory and screw design on acute biomechanical purchase.” Journal of Neurosurgery: Spine 22:503-10, 2015. Link

T Luan, X Liu, JT Easley, B Ravishankar, C Puttlitz, BT Feeley. “Muscle atrophy and fatty infiltration after an acute rotator cuff repair in a sheep model.” Journal of Muscles, Ligaments and Tendons 5:106-12, 2015. Link

KC McGilvray, E Unal, KL Troyer, BG Santoni, RH Palmer, JT Easley, HV Demir, CM Puttlitz. “Implantable microelectromechanical sensors for diagnostic monitoring and post-surgical prediction of bone fracture healing.” Journal of Orthopeadic Research 33:1439-46, 2015. Link

BJ Hindman, RP From, RB Fontes, VC Traynelis, MM Todd, MB Zimmerman, CM Puttlitz, Santoni BG. “Intubation biomechanics: laryngoscope force and cervical spine motion during intubation in cadavers-cadavers versus patients, the effect of repeated intubations, and the effect of Type II odontoid fracture on C1-C2 motion.” Anesthesiology 123:1042-58, 2015. Link

KP Nguyen, KC McGilvray, CM Puttlitz, S Mukhopadhyay, C Chabasse, R Sarkar. “Matrix Metalloproteinase 9 (MMP-9) regulates vein wall biomechanics in murine thrombus resolution.” PLoS One 10: e0139145, 2015. Link

2014

BC Gadomski, KC McGilvray, JT Easley, RH Palmer, BG Santoni, CM Puttlitz. “Partial gravity unloading inhibits bone healing responses in a large animal model.” Journal of Biomechanics 47:2836-42, 2014. Link

M Dreischarf, T Zander, A Shirazi-Adl, CM Puttlitz, CJ Adam, CS Chen, VK Goel, A Kiapour, YH Kim, KM Labus, JP Little, WM Park, YH Wang, HJ Wilke, A Rohlmann, H Schmidt. “Comparison of eight published static finite element models of the intact lumbar spine: predictive power of models improves when combined together.” Journal of Biomechanics 47:1757-66, 2014. Link

BJ Hindman, BG Santoni, CM Puttlitz, RP From, MM Todd. “Intubation biomechanics: laryngoscope force and cervical spine motion during intubation with Macintosh and Airtraq laryngoscopes.” Anesthesiology 121:260-71, 2014. Link

KM Labus, SK Han, AH Hsieh, CM Puttlitz. “A computational model to describe the regional interlamellar shear of the annulus fibrosis.” Journal of Biomechanical Engineering 136:051009, 2014. Link

SS Shetye, M Deault, CM Puttlitz. “Biaxial response of ovine spinal cord dura mater.” Journal of the Mechanical behavior of Biomedical Materials 34:146-53, 2014. Link

VC Traynelis, J Sherman, E Nottmeier, V Singh, K McGilvray, CM Puttlitz, PD Leahy. “Kinetic analysis of anterior cervical discectomy and fusion supplemented with transarticular screws.” Journal of Neurosurgery: Spine 20:485-61, 2014. Link

B Ozbey, E Unal, H Ertugrul, VB Erturk, O Kurc, CM Puttlitz, A Altintas, HV Demir. “Wireless displacement sensing enabled by metamaterial probes for remote structural health monitoring.”  Sensors 14: 1691-704, 2014. Link

BC Gadomski, KC McGilvray, JT Easley, EJ Ehrhart, RH Palmer, B Santoni, CM Puttlitz. “An in vivo ovine model of bone tissue alterations in simulated microgravity conditions.” Journal of Biomechanical Engineering 136: 021020, 2014. Link

S Shetye, K Troyer, F Streijer, JHT Lee, BK Kwon, P Cripton, CM Puttlitz. “Nonlinear viscoelastic characterization of the porcine spinal cord. “ Acta Biomaterialia 10:792-7, 2014. Link

2013

DL Wheeler, JM Lane, HB Seim III, C Puttlitz, S Itescu, AS Turner, “Allogeneic mesenchymal progenitor cells for posterolateral lumbar spine fusion in sheep, The Spine Journal, doi: 10.1016/j.spinee.2013.09.048, 2013  Link

2012

KL Troyer, SS Shetye, CM Puttlitz. “Experimental characterization and finite element implementation of soft tissue nonlinear viscoelasticity.” Journal of Biomechanical Engineering 134, article number 114501, 2012. Link

UM Ayturk, B Gadomski, D Schuldt, V Patel, CM Puttlitz. “Modeling degenerative disk disease in the lumbar spine: a combined experimental, constitutive, and computational approach.” Journal of Biomechanical Engineering 134; article number 101003, 2012. Link

PD Leahy, CM Puttlitz. “The effects of ligamentous injury in the human lower cervical spine.” Journal of Biomechanics 45: 2668-72, 2012. Link

K Troyer, CM Puttlitz. “Nonlinear viscoelasticty plays an essential role in the functional behavior of spinal ligaments.” Journal of Biomechanics 45: 684-91, 2012. Link

K Troyer, DJ Estep, CM Puttlitz. “Viscoelastic effects during loading play an integral role in soft tissue mechanics.”  Acta Biomaterialia 8:234-43, 2012. Link

2011

AS Lyons, BP Sherman, CM Puttlitz, VV Patel, C Abjornson, AS Turner, HB Seim, EL Burger, EM Lindley. “Failure of resorbable plates and screws in an ovine model of anterior cervical discectomy and fusion.” Spine 11:876-83, 2011. Link

CK Hee, LA Wisner-Lynch, CM Roden, DJ Aguiar, JS Dines, DM Dines, AS Turner, DL Ruehlman, HK Kestler, SE Lynch, KC McGilvray, AS Lyons, CM Puttlitz, BG Santoni. “Augmentation of a rotator cuff repair in an ovine model using rhPDGF-BB and a type I bovine collagen matrix in an ovine.” American Journal of Sports Medicine 39:1630-9, 2011. Link

UM Ayturk and CM Puttlitz. “Parametric convergence sensitivity and validation of a finite element model of the human lumbar spine.” Computer Methods in Biomechanics and Biomedical Engineering 14:695-705, 2011. Link

W Womack, PD Leahy, VV Patel, CM Puttlitz. “Finite element modeling of kinematic and load transmission alterations due to cervical disc replacement.” Spine 36: E1126-33, 2011. Link

D Woldtvedt, W Womack, B Gadomski, D Schuldt, CM Puttlitz. “Finite element lumbar spine facet contact parameter predictions are affected by the cartilage thickness distribution and initial joint gap size.” Journal of Biomechanical Engineering 133; article number 061009, 2011Link

KC McGilvray, BG Santoni, AS Turner, S Bogdansky, DL Wheeler, CM Puttlitz. “Effects of 60CO gamma irradiation dose on initial structural biomechanical properties of ovine bone – patellar tendon – bone allografts.” Cell and Tissue Banking 12: 89-98, 2011. Link

V Zoppa, BG Santoni, CM Puttlitz, DA Hendrickson. “Arthrodesis of the equine proximal interphalangeal joint: A biomechanical comparison of 3-hole 4.5 mm locking compression plate and 3-hole 4.5 mm narrow dynamic compression plate with two oblique 5.5 mm cortex screws.”  Veterinary Surgery 40: 253-9, 2011. Link

NR Cabano, KL Troyer, RH Palmer, CM Puttlitz, BG Santoni. “Mechanical comparison of two suture constructs for extra-capsular stifle stabilization.” Veterinary Surgery 40: 334-9, 2011. Link

K Troyer and CM Puttlitz. “Human cervical spine ligaments exhibit fully nonlinear viscoelastic behavior.” Acta Biomaterialia 7:700-09, 2011. Link

W Womack, U Ayturk, CM Puttlitz. “Cartilage thickness distribution affects computational model predictions of facet contact parameters.” Journal of Biomechanical Engineering 133; article number:011009, 2011. Link

S Botolin, C Puttlitz, T Baldini, A Petrella, E Burger, C Abjornson, V Patel. “Facet joint biomechanics at the treated and adjacent levels after total disc replacement.” Spine 36:E27-32, 2011. Link

2010

KC McGilvray, R Sarkar, K Nguyen, CM Puttlitz. “A biomechanical analysis of venous tissue in its normal and post-phlebitic conditions.” Journal of Biomechanics 43:2941-7, 2010. Link

U Ayturk, J Garcia, CM Puttlitz. “The micromechanical role of the annulus fibrosis components under physiological loading of the lumbar spine.” Journal of Biomechanical Engineering 132; article number:061007, 2010. Link

R Melik, E Unal, N Perkgoz, B Santoni, D Kamstock, C Puttlitz and HV Demir. “Nested metamaterials for wireless strain sensing.” IEEE Journal of Selected Topics in Quantum Electronics 16:450-8, 2010. Link

PD Leahy, BS Smith, KL Easton, CE Kawcak, SS Shetye, CM Puttlitz. “Correlation of mechanical properties within the equine third metacarpus with trabecular bending and multi-density computed tomography data.” Bone 46:1108-13, 2010. Link

R Melik, E Unal, N Perkgoz, C Puttlitz and HV Demir. “Metamaterial-based telemetric strain sensing in different materials.” Optic Express 18:5000-7, 2010. Link

BG Santoni, KC McGilvray, AS Lyons, M Bansal, AS Turner, JD Macgillivray, SH Coleman, CM Puttlitz. “Biomechanical analyses of an ovine rotator cuff repair via porous patch augmentation in a chronic rupture model.” American Journal of Sports Medicine 38:679-86, 2010. Link

2009

T Gall, B Santoni, E Egger, C Puttlitz, M Rooney “In vitro biomechanical comparison of polypropylene mesh, modified three-loop pulley suture pattern, and a combination for repair of distal canine achilles’ tendon.” Veterinary Surgery 38:845-851, 2009. Link

R Melik, E Unal, N Perkgoz, C Puttlitz, HV Demir. “Circular high-q resonating isotropic strain sensors with large shift of resonance frequency under stress.” IEEE Sensors 9:9444-51, 2009. Link

S Sheyte, K Malholtra, S Ryan, C Puttlitz.  “Determination of mechanical properties of canine carpal ligaments.” American Journal of Veterinary Research 70:1026-30, 2009. Link

R Melik, E Unal, N Perkgoz, C Puttlitz, HV Demir. “Metamaterial-based wireless strain sensors.” Applied Physics Letters 95; article number: 011106, 2009. Link

BG Santoni, R Hynes, KC McGilvray, WP Didelot, J Bellflower, G Rodriguez-Canessa, AS Lyons, MAW Henson, WJ Womack, CM Puttlitz.  “Cortical bone trajectory for lumbar pedicle screws.” Spine Journal 9:366-73, 2009. Link

HE Aryan, CB Newman, DC Lu, SS Hu, BK Tay, DS Bradford, CM Puttlitz, Ames CP. “Relaxation of forces needed to distract cervical vertebrae after discectomy: a biomechanical study.” Journal of Spinal Disorders & Techniques 22:100-4, 2009. Link

R Melik, E Unal, N Perkgoz, C Puttlitz and HV Demir. “Flexible metamaterials for wireless strain sensing.” Applied Physics Letters 95; article number: 181105, 2009. Link

KK Hausler, KC McGilvray, UM Ayturk, CM Puttlitz, AE Hill, CW McIlwraith. “Deformation of the equine pelvis in response to in vitro 3D sacroiliac joint loading.” Equine Veterinary Journal 41:207-12, 2009. Link

BG Santoni, BJ Hindman, CM Puttlitz, JB Weeks, N Johnson, M Maktabi, MM Todd. “Manual in-line stabilization increases pressures applied by the laryngoscope blade during direct laryngoscopy and orotracheal intubation.”  Anesthesiology 110:24-31, 2009. Link

C Goh, B Santoni, C Puttlitz, R Palmer.  “Comparison of the mechanical behaviors of semicontoured, locking plate-rod fixation and anatomically contoured, conventional plate-rod fixation applied to experimentally induced gap fractures in canine femora.” American Journal of Veterinary Research 70:23-9, 2009. Link

2008

R Melik, N Perkgfoz, E Unal, Z Dilli, C Puttlitz, H Demir. “Bio-implantable passive on-chip RF-MEMS strain sensing resonators sensors for orthopaedic applications.” Journal of Micromechanics and Microengineering 18; article number: 115017, 2008.  Link

U Kandemir, A Matityahu, R Desai, C Puttlitz. “Does a volar locking plate provide equivalent stability as a dorsal nonlocking plate in a dorsally comminuted distal radius fracture? A biomechanical study.” Journal of Orthopaedic Trauma 22:605-10, 2008.  Link

W Womack, D Woldtvedt, CM Puttlitz, “Lower cervical spine facet cartilage thickness mapping.” Osteoarthritis and Cartilage 16:1018-23, 2008. Link

WJ Womack, BG Santoni, CM Puttlitz. “Diametral compression of non-circular diaphyseal bone sections.” Journal of Biomechanics 41:194-9, 2008.  Link

Abstracts and Conference Publications

2017

NL Ramo, SS Shetye, CM Puttlitz. “Damage accumulation modeling and rate dependency of spinal dura mater.” American Society for Mechanical Engineering 2017 International Mechanical Engineering Congress and Exposition, Tampa, Florida, November 3-9, 2017.

M Page, T Woodfield, CM Puttlitz. “Interlamellar bonding is critical for achieving the requisite mechanical properties of regenerative scaffolds.” Biofabrication 2017, Beijing, China, October 15-18, 2017.

K McGilvray, H Silcox, J Rawlinson, C Puttlitz. “An acute biomechanical study of plate-cage fixation for OLIF.” 2017 Annual Meeting of the Congress of Neurological Surgeons, Boston, Massachusetts, October 7-11, 2017.

K McGilvray, H Silcox, J Rawlinson, C Puttlitz. “A biomechanical study of OLIF with unilateral and bilateral fixation.” 2017 Annual Meeting of the Congress of Neurological Surgeons, Boston, Massachusetts, October 7-11, 2017.

P Suh, C Lewis, C Puttlitz, B. Bal, K McGilvray. “Determining the weighted impact of factors leading to intervertebral cage subsidence.” International Society for the Advancement of Spine Surgery, Las Vegas, April 6 – April 8, 2017.

KA Baer, JT Easley, R Palmer, L Nakamura, C Puttlitz, K McGilvray. “Evaluation of an orthopaedic screw retention device using an in vivo ovine metatarsal fracture model.” Annual Meeting of the Orthopaedic Research Society, San Diego, March 19-22, 2017.

K McGilvray, HB Seim, SH Berven, WK Hsu, TE Mroz, JM Rhee, CM Puttlitz, JT Easley. “Biomechanical and histological comparison of a novel 3D printed titanium interbody cage to standard PEEK cages.” Annual Meeting of the Orthopaedic Research Society, San Diego, March 19-22, 2017.

JT Easley, ES Hackett, M Hawes, P St. Pierre, M Frackle, R Tashjian, K Nason, CM Puttlitz, K McGilvray. “Tendon-to-bone interface augmentation using a marrow wicking system for primary rotator cuff repair in a sheep model.” Annual Meeting of the Orthopaedic Research Society, San Diego, March 19-22, 2017.

2016

KA Baer, BS Schon, TB Woodfield, KC McGilvray, CM Puttlitz. “Biaxial mechanics of 3D plotted constructs for annulus fibrosis repair.” Annual Meeting of the International Society for Biofabrication, Winston-Salem, North Carolina, October 29-31, 2016.

K McGilvray, C Puttlitz, S Berven, W Hsu, T Mroz, J Rhee. “Biomechanical and Histologic Comparison of a Novel 3-D Printed Porous Titanium Interbody Cage to PEEK.” North American Spine Society Annual Meeting, Boston, October 26-29, 2016.

BC Gadomski, SS Shetye, BJ Hindman, BG Santoni, MM Todd, VC Traynelis, RB Fontes, CM Puttlitz. “Computational modeling of direct laryngoscopy and the effect of cervical spine injury on intervertebral kinetics.” International Anesthesiology Research Society; San Francisco, CA, May 21-24, 2016.

BC Gadomski, Y-X. Qin, J. Jiao, KC McGilvray, JT Easley, RH Palmer, CM Puttlitz. “Shock wave therapy and low-intensity pulsed ultrasound accelerate bone formation rates under simulated microgravity conditions.” NASA Human Research Program Investigators’ Workshop; Galveston, TX, February 8-11, 2016.

2015

K McGilvray, S Telfer, J Rafferty, A Cox, L Farr, M Mendoza, S Shetye, C Puttlitz. “Comparative analysis of human lumbar and thoracic vertebrae using micro-computed tomography (micro-CT) and the fine structure analysis (fineSA®) MRI Technique.” American Society of Bone and Mineral Research Annual Meeting, Seattle, October 9-12, 2015.

N Ramo, SS Shetye, CM Puttlitz. “Damage accumulation modeling and rate dependency of spinal dura mater.” Summer Biomechanics, Bioengineering and Biotransport Conference; Snowbird, UT, June 17-20, 2015.

BC Gadomski, ZF Lerner, RC Browning, CM Puttlitz. “A finite element investigation of fracture healing under simulated microgravity loading conditions.” Summer Biomechanics, Bioengineering and Biotransport Conference; Snowbird, UT, June 17-20, 2015.

KM Labus, JJ Garcia, CM Puttlitz. “Modeling the biaxial mechanics of brain white matter.” 60th Annual Meeting of the Orthopedic Research Society; Las Vegas, NV, March 28-31, 2015.

BC Gadomski, ZF Lerner, RC Browning, CM Puttlitz. “Finite element modeling of the ovine hindlimb for the investigation of microgravity-related mechaniobiological alterations.” 60th Annual Meeting of the Orthopedic Research Society; Las Vegas, NV, March 28-31, 2015.

BC Gadomski, KC McGilvray, JT Easley, RH Palmer, D Ruehlman, M Roberts, CM Puttlitz. “Shock wave therapy does not enhance acute fracture strength but may accelerate formation rates under simulated microgravity conditions.” NASA Human Research Program Investigators’ Workshop; Galveston, TX, January 13-15, 2015.

2014

BC Gadomski, ZF Lerner, RC Browning, CM Puttlitz. “Development and validation of a finite element model of the ovine hindlimb for the investigation of microgravity loading on skeletal tissue healing.” 7th World Congress of Biomechanics, Boston, July 6-11, 2014.

M Dreischarf, T Zander, A Shirazi-Adl, CM Puttlitz, CJ Adam, J Clayton, CS Chen, VK Goel, A Kiapour, YH Kim, KM Labus, JP Little, WM Park, YH Wang, HJ Wilke, A Rohlmann, H Schmidt. “Comparison of eight published lumbar spine finite element models.” 7th World Congress of Biomechanics, Boston, July 6-11, 2014.

KM Labus, GA Orozco, JJ García, CM Puttlitz. “An anisotropic model of the biaxial mechanics of brain white matter.”  7th World Congress of Biomechanics, Boston, July 6-11, 2014.

BC Gadomski, KC McGilvray, JT Easley, RH Palmer, CM Puttlitz. “Evaluation of Haversian bone fracture healing in simulated microgravity.” NASA Human Research Program Investigators’ Workshop, Galveston, TX, February 12-13, 2014.

2013

S Shetye, KL Troyer, F Streijger, J Lee, BK Kwon, P Cripton, C Puttlitz. “In vitro nonlinear viscoelastic characterization of the porcine spinal cord.” American Society of Mechanical Engineers 2013 Summer Bioengineering Conference, Sunriver, OR, June 26-29, 2013.

KM Labus, AH Hsieh, C Puttlitz. “Lamellar and interlamellar shear compared across regions of the annulus fibrosis.” American Society of Mechanical Engineers 2013 Summer Bioengineering Conference, Sunriver, OR, June 26-29, 2013.

B Gadomski, K McGilvray, J Easley, R Palmer, C Puttlitz. “Simulating microgravity in a large animal model.” American Society of Mechanical Engineers 2013 Summer Bioengineering Conference, Sunriver, OR, June 26-29, 2013.

S Shetye, CM Puttlitz. “Biaxial response of ovine spinal cord dura mater.” American Society of Mechanical Engineers 2013 Summer Bioengineering Conference, Sunriver, OR, June 26-29, 2013.

K McGilvray, HV Demir, E Unal, C Puttlitz. “A novel bio-microelectrical system for in vivo diagnostic monitoring of fracture healing.” American Society of Mechanical Engineers 2013 Summer Bioengineering Conference, Sunriver, OR, June 26-29, 2013.

BC Gadomski, CM Puttlitz. “Design of a dynamic stabilization device for the correction of the center of rotation in the lumbar spine.” 13th Annual Conference of the International Society for the Advancement of Spine Surgery, Vancouver, BC Canada, April 3-5, 2013.

BC Gadomski, KC McGilvray, JT Easley, RH Palmer, CM Puttlitz. “Evaluation of a ground-based ovine model of simulated microgravity.” NASA Human Research Program Investigators’ Workshop, Galveston, TX, February 12-14, 2013.

K McGilvray, C Sansur, C Maulucci, V Singh, C Puttlitz. “A kinematic evaluation of cervical allograft facet spacers which can be used to provide indirect decompression through distraction.” 59th Annual Meeting of the Orthopaedic Research Society, San Antonio, TX, January 25-30, 2013.

K McGilvray, R Palmer, JT Easley, E Unal, HV Demir, C Puttlitz. “A novel bio-microelectrical (BioMEMs) sensor to assess the in vivo fracture healing cascade.” 59th Annual Meeting of the Orthopaedic Research Society, San Antonio, TX, January 25-30, 2013.

2012

C Maulucci, C Sansur, C Puttlitz, V Singh, K McGilvray. “Kinematic response of cortical bone facet spacers for cervical spine decompression.” 40th Annual Meeting of the Cervical Spine Research Society, Chicago, December 6-8, 2012.

RH Palmer, J Easley, K McGilvray, C Puttlitz. “Development of SMART plate technology: pilot data in the ovine.” 16th Congress of the European Society of Veterinary Orthopaedics and Traumatology, Bologna, Italy, September 12-15, 2012.

PD Leahy, KC McGilvray, J Sherman, V Traynelis, E Nottmeier, V Singh, B Murrell, V Patel, CM Puttlitz.Analysis of anterior cervical discectomy and fusion kinematics when supplemented with facet screw instrumentation.” 80th Annual Scientific Meeting of the American Association of Neurological Surgeons, Miami, FL, April 14-18, 2012.

PD Leahy, KC McGilvray, J Sherman, V Traynelis, E Nottmeier, V Singh, B Murrell, V Patel, CM Puttlitz. “Kinematic assay of multi-level anterior cervical discectomy and fusion with supplementary facet screw instrumentation. Annual Meeting of the AANS/CNS Section on Disorders of the Spine and Peripheral Nerves. Orlando, FL, March 7-10, 2012.

BC Gadomski, KC McGilvray, JT Easley, RH Palmer, CM Puttlitz. “An ovine model of simulated microgravity.” NASA Human Research Program Investigators’ Workshop, Houston, TX, February 14-16, 2012.

BC Gadomski, CM Puttlitz. “Experimental evaluations of intervertebral disc mechanics following posterolateral fusion are dependent on testing protocol.” 58th Annual Meeting of the Orthopaedic Research Society, San Francisco, CA, February 4-7, 2012.

PD Leahy, KC McGilvray, J Sherman, V Traynelis, E Nottmeier, V Singh, B Murrell, V Patel, CM Puttlitz.Analysis of anterior cervical discectomy and fusion kinematics when supplemented with facet screw instrumentation.” 58th Annual Meeting of the Orthopaedic Research Society, San Francisco, CA, February 4-7, 2012.

KC McGilvray, HV Demir, E Unal, KL Troyer, R Melik, CM Puttlitz. “In vivo fracture healing assessment using a novel bio-microelectromechanical system.” 58th Annual Meeting of the Orthopaedic Research Society, San Francisco, CA, February 4-7, 2012.

KL Troyer, CM Puttlitz. “Nonlinear viscoelasticity is requisite to simultaneously describe static and dynamic ligament mechanics.” 58th Annual Meeting of the Orthopaedic Research Society, San Francisco, CA, February 4-7, 2012.

2011

BC Gadomski, J Rasmussen, P Galibarov, CM Puttlitz. “The effect of coupled motions and lifting tasks on human lumbar nucleus pressures and annulus fibrosis stresses in a muscle-loaded finite element model.” International Society for Biomechanics, Brussels, Belgium, July 3-7, 2011.

K Troyer, CM Puttlitz. “Comparison of A novel nonlinear viscoelastic finite ramp time correction method to a heaviside step assumption.” ASME Summer Bioengineering Conference, Farmington, PA, June 22-25, 2011.

S Shetye, S Ryan, N Ehrhart, CM Puttlitz. “Novel endoprosthesis for canine limb sparing of canine distal radius osteosarcoma patients – a modular approach.” ASME Summer Bioengineering Conference, Farmington, PA, June 22-25, 2011.

PD Leahy, CM Puttlitz. “Mechanical properties of injured human cervical spine ligaments and corresponding effect on spinal kinematics.” ASME Summer Bioengineering Conference, Farmington, PA, June 22-25, 2011.

BC Gadomski, J Rasmussen, CM Puttlitz. “The effect of muscle loading on internal mechanical parameters of the lumbar spine: a finite element study.” ASME Summer Bioengineering Conference, Farmington, PA, June 22-25, 2011.

KK Hausler, A Swedberg, KC McGilvray, SS Shetye, AS Turner, CM Puttlitz. Effects of botox on spinal kinematics in an interveretebral disc annulotomy sheep model.” 57th Annual Meeting of the Orthopaedic Research Society, Long Beach, CA, January 13-16, 2011.

UM Ayturk, V Patel, CM Puttlitz. “Finite element modeling of degenerated-related biomechanical changes of the lumbar spine.” 57th Annual Meeting of the Orthopaedic Research Society, Long Beach, CA, January 13-16, 2011.

UM Ayturk, D Schuldt, V Patel, CM Puttlitz. “Orthotropic continuum model development for healthy and degenerated annulus fibrosis based on a biaxial testing protocol.” 57th Annual Meeting of the Orthopaedic Research Society, Long Beach, CA, January 13-16, 2011.

B Gadomski, J Rasmussen, CM Puttlitz. “Implementation of physiological muscle loading in a finite element model of the human lumbar spine.” 57th Annual Meeting of the Orthopaedic Research Society, Long Beach, CA, January 13-16, 2011.

K Troyer, C Puttlitz. “Development and validation of an iterative computational algorithm to characterize the viscoelastic behavior of biological tissue.” 19th Annual Symposium on Computational Methods in Orthopaedic Biomechanics, Long Beach, January 12, 2011.

2010

K Troyer, CM Puttlitz. “Human cervical ligaments exhibit non-linear viscoelastic behavior.”  ASME Summer Bioengineering Conference, Naples, FL, June 16-19, 2010.

SS Shetye, AS Lyons, AG Bhattacharjee, BG Santoni, C Abjornson, CM Puttlitz. “Evaluation of a surface demineralized flexible allograft chain in an ovine vertebra body model.” 10th Annual Spine Arthroplasty Society (SAS), New Orleans, LA, April 27-30, 2010.

U Ayturk, V Patel, C Puttlitz. “Partial annulus fibrosis preservation facilitates restoration of biomechanics in lumbar spine segments treated with artificial disc replacement.” 10th Annual Spine Arthroplasty Society (SAS), New Orleans, LA, April 27-30, 2010.

C Hart, EJ Ehrhart, A Lyons, D Duval, C Puttlitz, A Turner. ” Evaluation of dermagraft to accelerate the healing of rotator cuff injuries in a sheep model.” 56th Annual Meeting of the Orthopaedic Research Society, New Orleans, March 6-9, 2010.

CK Hee, LA Wisner-Lynch, CM Roden, DJ Aguiar, JS Dines, AS Turner, DL Ruehlman, HK Kestler, SE Lynch, KC McGilvray, AS Lyons, CM Puttlitz, BG Santoni. “Rotator cuff repair in an ovine model using a combination product comprised of a type I bovine collagen matrix and rhPDGF-BB.” 56th Annual Meeting of the Orthopaedic Research Society, New Orleans, March 6-9, 2010.

CK Hee, CM Roden, LA Wisner-Lynch, DJ Aguiar, JS Dines, AS Turner, DL Ruehlman, HK Kestler, SE Lynch, KC McGilvray, AS Lyons, CM Puttlitz, BG Santoni. “Evaluation of rhPDGF-BB in combination with a flowable collagen matrix for the treatment of acute achilles tendon injury.” 56th Annual Meeting of the Orthopaedic Research Society, New Orleans, March 6-9, 2010.

BG Santoni, AS Lyons, KC McGilvray,  HB Seim III, AS Turner, C Abjornson, CM Puttlitz. “Biomechanical and histological evaluation of an allograft anchor for pedicle screw augmentation in an ovine model.” 56th Annual Meeting of the Orthopaedic Research Society, New Orleans, March 6-9, 2010.

K Troyer, C Puttlitz. “Nonlinear viscoelastic behavior of human cervical spine ligaments.” 56th Annual Meeting of the Orthopaedic Research Society, New Orleans, March 6-9, 2010.

SS Shetye, AS Lyons, AG Bhattacharjee, C Abjornson, CM Puttlitz. “Radiographic and histological evaluation of a surface demineralized flexible allograft chain in an ovine vertebra body model.” 56th Annual Meeting of the Orthopaedic Research Society, New Orleans, March 6-9, 2010.

U Ayturk, V Patel, C Puttlitz. “A finite element evaluation of two-level disc replacement in the lumbar spine.” 18th Annual Symposium on Computational Methods in Orthopaedic Biomechanics, New Orleans, March 5, 2010.

SS Shetye, CM Puttlitz. “The use of a locking vs. non-locking plate in distal radius endoprosthesis for canine limb sparing.” 18th Annual Symposium on Computational Methods in Orthopaedic Biomechanics, New Orleans, March 5, 2010.

S Shetye, CM Puttlitz. “Evaluation of a distal radius endoprosthesis using a validated finite element model of the canine antebrachium.” 9th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering, Valencia, Spain, February 24-27, 2010.

W Womack, CM Puttlitz. “Nonlinear structural finite element modeling of the human annulus fibrosis.” 9th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering, Valencia, Spain, February 24-27, 2010.

UM Ayturk, CM Puttlitz. “The annulus fibrosis stabilizes lumbar motion segments treated with artificial disc replacement.” 9th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering, Valencia, Spain, February 24-27, 2010.

DM Wilson, Bhattacharjee AG, Santoni BG, Puttlitz CM,  Ehrhart N. “Mechanical evaluation of the 3.5mm broad limited contact dynamic compression plate and the 3.5 mm broad locking compression plate.” Veterinary Orthopaedic Society (VOS) Conference, Breckenridge, CO, February 20-27, 2010.

2009

Ayturk FO, Santoni BG, Woldtvedt D, Puttlitz CM. “Modeling of the transverse post-yield behavior of bovine cortical bone.”  4th International Conference on Computational Bioengineering, Bertinoro (Forli), Italy, September 16-18 2009.

Santoni BG, Joslyn AG, Ronhodlt CJ, Bogdansky S, Klein RJ, Turner AS, Puttlitz CM.  The effects of a novel cleaning process on the structural architecture and biomechanical properties of ovine patellar tendon grafts.  33rd Annual Meeting of the American Association of Tissue Banks, Las Vegas, September 13-16, 2009.

BG Santoni, CM Puttlitz. “Development and biocompatibility characterization of a BioMEMS sensor for monitoring the progression of fracture healing.” 2009 ASME Summer Bioengineering Conference, Lake Tahoe, CA, June 17-21, 2009.

UM Ayturk, CM Puttlitz. “The effect of mesh refinement on the predictions of finite element models of the spine.” 2009 ASME Summer Bioengineering Conference, Lake Tahoe, CA, June 17-21, 2009.

JJ Garcia, CM Puttlitz. “A simplified strain energy function to represent the mechanical behavior of the annulus fibrosis.” 2009 ASME Summer Bioengineering Conference, Lake Tahoe, CA, June 17-21, 2009.

KC McGilvray, CM Puttlitz. “Mechanical characterization of deep vein thrombosis in a murine model using nanoindentation.” Eighth International Conference on Modeling in Medicine and Biology, Crete, Greece, May 26-29, 2009.

NR Cabano, BG Santoni, RH Palmer, KT Troyer, CM Puttlitz. “Mechanical comparison of two suture materials for extra-capsular stifle stabilization.” Veterinary Orthopaedic Society Conference, Steamboat Springs, February 28- March 7, 2009.

AS Lyons, H Bonin, HB Seim, S Turner, C Puttlitz. “Intermediate term effects of HA-coated pedicle screws with and without BMP-2 used in conjunction with rigid instrumentation in an ovine model.” 55th Annual Meeting of the Orthopaedic Research Society, Las Vegas, February 22-25, 2009.

R Tichota, C Puttlitz, A Lyons, K Troyer, S Shetye, W Womack, R Arslanoglu, B Santoni. “A biomechanical study of a limited motion device for lumbar posterior stabilization in an ovine model.” 55th Annual Meeting of the Orthopaedic Research Society, Las Vegas, February 22-25, 2009.

K McGilvray, B Santoni, D Moynihan, M Getelman, C Puttlitz. “Acute Mechanical Evaluation of Three Shoulder Tendon Repair Suture Techniques.” 55th Annual Meeting of the Orthopaedic Research Society, Las Vegas, February 22-25, 2009.

AS Lyons, HB Seim, S Turner, C Abjornson, E Lindley, VV Patel, C Puttlitz. “Evaluation of a bioresorbable anterior cervical plate: a pilot study in sheep.” 55th Annual Meeting of the Orthopaedic Research Society, Las Vegas, February 22-25, 2009.

UM Ayturk, CM Puttlitz. “Determination of the in situ properties of the annulus fibrosus using available in vitro experimentation data.” 55th Annual Meeting of the Orthopaedic Research Society, Las Vegas, February 22-25, 2009.

R Tichota, C Puttlitz, V Patel, V Deviren. “The effect of upper end vertebra selection on adjecent segment stability in selective lumbar instrumentation.” 55th Annual Meeting of the Orthopaedic Research Society, Las Vegas, February 22-25, 2009.

BG Santoni, CJ Ronholdt, S Bogdansky, AS Turner, CM Puttlitz. “A biomechanical, histological and TEM analysis on the effect of a novel cleaning process on ovine patellar tendon grafts.” 55th Annual Meeting of the Orthopaedic Research Society, Las Vegas, February 22-25, 2009.

2008

V Patel, C Abjornson, S Turner, H Seim, A Lyons, C Puttlitz.  “Failure analysis of absorbable cervical plates.”  23rd Annual Meeting of the North American Spine Society, Toronto, October 14-18, 2008.

U Ayturk, C Puttlitz. “Sensitivity of finite element predictions of kinetic and mechanical parameters to changes in mesh refinement.”  International Society for the Study of the Lumbar Spine, Geneva, May 26-31, 2008.

U Ayturk, C Puttlitz. “Nucleotomy has a minimal impact on kinetics/kinematics and a significant influence on load transfer in the lumbar spine.” International Society for the Study of the Lumbar Spine, Geneva, May 26-31, 2008.

C Puttlitz, V Patel, B Santoni.  “A biomechanical investigation of two-level cervical disc replacement and associated salvage procedure.”  European Cervical Spine Research Society, Geneva, May 26-31, 2008.

C Puttlitz, D Woldtvedt, W Womack.  “Cervical facet joint cartilage thickness distributions.” European Cervical Spine Research Society, Geneva, May 26-31, 2008.

V Patel, A Lyons, C Abjornson, AS Turner, C Puttlitz.  “Histological evaluation of bioresorbable plates in a sheep model.”  European Cervical Spine Research Society, Geneva, May 26-31, 2008.

B Santoni, CS Goh, RH Palmer, CM Puttlitz. “Biomechanical evaluation of semi-contoured, locking plate/rod versus anatomically-contoured, conventional plate/rod fixation in a canine femoral defect model.” British Veterinary Orthopaedic Association Spring Meeting, Birmingham, United Kingdom, April 2, 2008.

SS Shetye, K Malholtra, G Rodriguez-Canessa, S Ryan, CM Puttlitz. “Mechanical behavior of canine antebrachial ligaments and its relation to collagen content.” Veterinary Orthopaedic Society Conference, Big Sky, Montana, March 8 – 15, 2008.

TT Gall, BG Santoni, EL Egger, MB Rooney, CM Puttlitz. “In vitro biomechanical comparison of polypropylene mesh, a three-loop pulley suture pattern and a combination of the two in the repair of avulsed canine Achilles tendons.”  Veterinary Orthopaedic Society Conference, Big Sky, Montana, March 8 – 15, 2008.

BG Santoni, R Hynes, MAW Henson, K McGilvray, G Rodriguez-Cannessa, A Lyons, M Henson, WJ Womack, CP Puttlitz.  “Lumbar pedicle screw design and trajectory affects bone quality available for purchase and fixation mechanics.”  54th Annual Meeting of the Orthopaedic Research Society, San Francisco, CA, March 2-5, 2008.

CM Puttlitz, K McGilvray, AS Lyons, BG Santoni, V Patel, AS Turner.  “Kinetic implications of replacement of a cervical intervertebral disc at adjacent levels and associated salvage procedure.” 54th Annual Meeting of the Orthopaedic Research Society, San Francisco, CA, March 2-5, 2008.

K McGilvray, A Lyons, M Bansal, AS Turner, J MacGillivray, S Coleman, C Puttlitz. “Biomechanical and histological analysis of a chronic nonacute ovine rotator cuff repair using a polyurethane patch.”  54th Annual Meeting of the Orthopaedic Research Society, San Francisco, CA, March 2-5, 2008.

BG Santoni, RA Hynes, KC McGilvray, G Rodriguez-Canessa, AS Lyons, MA Henson, WJ Womack, CM Puttlitz.  “Lumbar pedicle screw design and trajectory affects bone quality available for purchase and fixation mechanics.”  54th Annual Meeting of the Orthopaedic Research Society, San Francisco, CA, March 2-5, 2008.

A Lyons, K Foley, H Bonin, E Lange, AS Turner, M Beck, H Seim, CM Puttlitz.  “Hydroxyapatite surface augmentation improves pedicle screw osseointegration for posterior dynamic fixation systems.” 54th Annual Meeting of the Orthopaedic Research Society, San Francisco, CA, March 2-5, 2008.

WJ Womack, D Woldtvedt, CM Puttlitz.  “An analytical description of cartilage thickness mapping and shape of the cervical spine facet joints.” 54th Annual Meeting of the Orthopaedic Research Society, San Francisco, CA, March 2-5, 2008.

WJ Womack, D Woldtvedt, CM Puttlitz.  “Diametral compression: computational and experimental investigation of a new bone strength test.”  54th Annual Meeting of the Orthopaedic Research Society, San Francisco, CA, March 2-5, 2008.

BG Santoni, TT Gall, EL Egger, CM Puttlitz. “In vitro biomechanical comparison of polypropylene mesh, a three-loop pulley suture pattern and a combination of these treatments for the reconstruction of ruptured canine Achilles tendons.” 54th Annual Meeting of the Orthopaedic Research Society, San Francisco, CA, March 2-5, 2008.

R Hynes, BG Santoni, MAW Henson, CP Puttlitz. “Dense bone engagement in osteoporotic vertebra using a novel pedicle screw trajectory results in enhanced fixation.” 2008 Annual Meeting of the AANS/CNS Section on Disorders of the Spine and Peripheral Nerves, Orlando, FL, February 27 – March 1, 2008.

2007

WJ Womack, DJ Woldtvedt, CM Puttlitz. “Three-dimensional cartilage thickness and geometry mapping of cervical facet joints.” 35th Annual Meeting of the Cervical Spine Research Society, San Francisco, CA, November 28 – December 1, 2007.

CM Puttlitz, K McGilvray, A Lyons, U Ayturk, AS Turner, V Patel. “Biomechanical implications of adjacent level cervical disc replacement and associated salvage procedures.” 14th International Meeting on Advanced Spine Techniques (IMAST), Paradise Island, Bahamas, July 11-14, 2007.

W Womack, C Puttlitz. “Diametral compression of hollow non-circular bone sections.” 2007 ASME Summer Bioengineering Conference, Keystone, CO, June 20-24, 2007.

McGilvray, Amy Lyons, AS Turner, V Patel, C Puttlitz. “Kinetic and biomechanical testing of two-level cervical disc replacement.” 2007 ASME Summer Bioengineering Conference, Keystone, CO, June 20-24, 2007.

K McGilvray, A Lyons, AS Turner, J MacGillivray, S Coleman, C Puttlitz. “Shoulder tendon repair biomechanics using a polyurethane patch in a chronic ovine defect model.” 2007 ASME Summer Bioengineering Conference, Keystone, CO, June 20-24, 2007.

B Santoni, W Womack, D Wheeler, C Puttlitz. “A mechanical and computational investigation on the effects of conduit orientation on the strength of massive bone allografts” 2007 ASME Summer Bioengineering Conference, Keystone, CO, June 20-24, 2007.

CM Puttlitz, K McGilvray, A Lyons, U Ayturk, AS Turner, V Patel. “Acute biomechanical implications of two-level cervical disc replacement and associated salvage procedure.”  7th Annual Meeting of the Spine Arthroplasty Society, Berlin, May 1-4, 2007.

CM Puttlitz, W Womack, C Ames. “A modified quasi-linear viscoelastic parametric study of the cervical disc.”  7th Annual Meeting of the Spine Arthroplasty Society, Berlin, May 1-4, 2007.

2006

C Puttlitz, N Johnson, B Hindman, J Weeks, M Maktabi, M Todd.  “Effects of manual in-line stabilization on the magnitude and distribution of pressures exerted by a laryngoscope blade during direct laryngoscopy and intubation.”  34th Annual Meeting of the Cervical Spine Research Society, Palm Beach, FL, November 29-December2, 2006.