Search Results - "Allen, Todd R."

Contribution of Lumbar Spine Pathology and Age to Paraspinal Muscle Size and Fatty Infiltration by Shahidi, Bahar, Parra, Callan L., Berry, David B., Hubbard, James C., Gombatto, Sara, Zlomislic, Vinko, Allen, R. Todd, Hughes-Austin, Jan, Garfin, Steven, Ward, Samuel R.

“…STUDY DESIGN.Retrospective chart analysis of 199 individuals aged 18–80 years scheduled for lumbar spine surgery. OBJECTIVE.The purpose of this study was to…”
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The economics of minimally invasive spine surgery: the value perspective by Allen, R Todd, Garfin, Steven R

“…Review of the literature. To summarize current cost and clinical efficacy data in minimally invasive spine (MIS) surgery. Cost effectiveness (CE), using cost…”
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Corrosion of ferritic–martensitic steels in steam and supercritical water by Bischoff, Jeremy, Motta, Arthur T., Eichfeld, Chad, Comstock, Robert J., Cao, Guoping, Allen, Todd R.

“…Corrosion tests were performed in steam and supercritical water at 500°C for two ferritic–martensitic alloys: HCM12A and NF616. The corrosion kinetics for the…”
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Paraspinal Muscle Health is Related to Fibrogenic, Adipogenic, and Myogenic Gene Expression in Patients with Lumbar Spine Pathology by Anderson, Brad, Ordaz, Angel, Zlomislic, Vinko, Allen, R. Todd, Garfin, Steven R, Schuepbach, Regula, Farshad, Mazda, Schenk, Simon, Ward, Samuel R, Shahidi, Bahar

“…Abstract Background Lumbar spine pathology is a common feature of lower back and/or lower extremity pain and is associated with observable degenerative changes…”
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Regional differences between superficial and deep lumbar multifidus in patients with chronic lumbar spine pathology by Padwal, Jennifer, Berry, David B, Hubbard, James C, Zlomislic, Vinko, Allen, R Todd, Garfin, Steven R, Ward, Samuel R, Shahidi, Bahar

“…Due to its unique arrangement, the deep and superficial fibers of the multifidus may have differential roles for maintaining spine stabilization and lumbar…”
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Characterization of swift heavy ion irradiation damage in ceria by Yablinsky, Clarissa A., Devanathan, Ram, Pakarinen, Janne, Gan, Jian, Severin, Daniel, Trautmann, Christina, Allen, Todd R.

“…Swift heavy ion induced radiation damage is investigated for ceria (CeO2), which serves as a UO2 fuel surrogate. Microstructural changes resulting from an…”
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Stoichiometry effect on the irradiation response in the microstructure of zirconium carbides by Yang, Yong, Lo, Wei-Yang, Dickerson, Clayton, Allen, Todd R.

“…Zone-refined ultra high pure ZrC with five C/Zr ratios ranging from 0.84 to 1.17 was irradiated using a 2MeV proton beam at 1125°C. The stoichiometry effect on…”
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Response of 9Cr-ODS steel to proton irradiation at 400°C by He, Jianchao, Wan, Farong, Sridharan, Kumar, Allen, Todd R., Certain, A., Wu, Y.Q.

“…The stability of Y–Ti–O nanoclusters, dislocation structure, and grain boundary segregation in 9Cr-ODS steels has been investigated following proton…”
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In situ TEM observation of dislocation evolution in Kr-irradiated UO2 single crystal by He, Ling-Feng, Gupta, Mahima, Yablinsky, Clarissa A., Gan, Jian, Kirk, Marquis A., Bai, Xian-Ming, Pakarinen, Janne, Allen, Todd R.

“…In situ transmission electron microscopy (TEM) observation of UO2 single crystal irradiated with Kr ions at high temperatures was conducted to understand the…”
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Observations of Ag diffusion in ion implanted SiC by Gerczak, Tyler J., Leng, Bin, Sridharan, Kumar, Hunter, Jerry L., Giordani, Andrew J., Allen, Todd R.

“…The nature and magnitude of Ag diffusion in SiC has been a topic of interest in connection with the performance of tristructural isotropic (TRISO) coated…”
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Paraspinal muscles in individuals undergoing surgery for lumbar spine pathology lack a myogenic response to an acute bout of resistance exercise by Shahidi, Bahar, Anderson, Bradley, Ordaz, Angel, Berry, David B., Ruoss, Severin, Zlomislic, Vinko, Allen, R. Todd, Garfin, Steven R., Farshad, Mazda, Schenk, Simon, Ward, Samuel R.

“…Background Lumbar spine pathology (LSP) is a common source of low back or leg pain, and paraspinal muscle in these patients demonstrates fatty and fibrotic…”
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Prolonged Storage Effects on the Articular Cartilage of Fresh Human Osteochondral Allografts by Williams, Seth K, Amiel, David, Ball, Scott T, Allen, R Todd, Wong, Van W, Chen, Albert C, Sah, Robert L, Bugbee, William D

“…BackgroundFresh osteochondral allograft transplantation is a well-established technique for the treatment of cartilage defects of the knee. It is believed that…”
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The effect of fatty infiltration, revision surgery, and sex on lumbar multifidus passive mechanical properties by Shahidi, Bahar, Padwal, Jennifer A, Su, Jeannie J, Regev, Gilad, Zlomislic, Vinko, Allen, R Todd, Garfin, Steven R, Kim, Choll, Lieber, Richard L, Ward, Samuel R

“…Previous research has demonstrated increased stiffness in the multifidus muscle compared to other paraspinal muscles at the fiber bundle level. We aimed to…”
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Oxidation of 9Cr oxide dispersion strengthened steel exposed in supercritical water by Chen, Yun, Sridharan, Kumar, Ukai, Shigeharu, Allen, Todd R.

“…The oxidation behavior of a 9 at.% Cr oxide dispersion strengthened (ODS) ferritic/martensitic (F/M) steel exposed to supercritical water at different…”
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Analysis of Cartilage Tissue on a Cellular Level in Fresh Osteochondral Allograft Retrievals by Williams, Seth K., Amiel, David, Ball, Scott T., Allen, R. Todd, Tontz, William L., Emmerson, Bryan C., Badlani, Neil M., Emery, Shawn C., Haghighi, Parviz, Bugbee, William D.

“…Background: Fresh human osteochondral allografting is a biological cartilage replacement technique used to treat articular and osteoarticular defects in the…”
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Cervical Disc Replacement in Patients With and Without Previous Adjacent Level Fusion Surgery : A Prospective Study by PHILLIPS, Frank M, ALLEN, Todd R, REGAN, John J, ALBERT, Todd J, CAPPUCCINO, Andrew, DEVINE, John G, AHRENS, Jeanette E, HIPP, John A, MCAFEE, Paul C

“…Prospective 6-center study. OBJECTIVE.: To evaluate outcomes of cervical disc replacement performed adjacent to a prior cervical fusion. The use of disc…”
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Bone Morphogenetic Protein-2 (BMP-2) in the Treatment of Pyogenic Vertebral Osteomyelitis by ALIEN, R. Todd, LEE, Yu-Po, STIMSON, Elizabeth, GARFIN, Steven R

“…Retrospective case series. To present results of recombinant human bone morphogenetic protein-2 (rhBMP-2) use in medically nonresponsive pyogenic vertebral…”
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Analysis of Stored Osteochondral Allografts at the Time of Surgical Implantation by Allen, R. Todd, Robertson, Catherine M., Pennock, Andrew T., Bugbee, William D., Harwood, Frederick L., Van, W. Wong, Chen, Albert C., Sah, Robert L., Amiel, David

“…Background: To date, the morphological, biochemical, and biomechanical characteristics of articular cartilage in osteochondral allografts that have been stored…”
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Analysis of the effect of mixing vane geometry on the flow in an annular centrifugal contactor by Wardle, Kent E, Allen, Todd R, Anderson, Mark H, Swaney, Ross E

“…The annular centrifugal contactor is a compact mixer/centrifuge developed for solvent extraction processes for recycling used nuclear fuel. This research…”
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Biopsy of Osteoporotic Vertebral Compression Fractures During Kyphoplasty: Unsuspected Histologic Findings of Chronic Osteitis Without Clinical Evidence of Osteomyelitis by ALLEN, R. Todd, KUM, Jennifer B, WEIDNER, Noel, HULST, Jonah B, GARFIN, Steven R

“…Retrospective case series. To evaluate biopsy results obtained during vertebral augmentation (kyphoplasty) for presumed/confirmed osteoporotic vertebral…”
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