Results 61 to 70 of about 123,260 (340)

Outcomes of Including Fracture Level in Short-Segment Fixation for Thoracolumbar Fracture Dislocation [PDF]

open access: yesAsian Spine Journal, 2019
Study Design This was a prospective study of 50 patients of thoracolumbar fracture dislocation treated at a single institution with short-segment fixation with the inclusion of fracture level.
Jimmy Jyotinbhai Chokshi, Manish Shah
doaj   +1 more source

Joule‐Assisted Nanotherapeutic Urethral Stent (JANUS) for Spatiotemporal Theragenerative Treatment of Urethral Strictures

open access: yesAdvanced Functional Materials, EarlyView.
Joule‐assisted nanotherapeutic urethral stent harnesses a smart, biodegradable magnesium stent to orchestrate spatiotemporal theragenerative therapy for urethral strictures. Magnetically induced Joule heating enables on‐demand drug release and bacterial ablation, while simultaneously guiding urothelial regeneration.
Yuhyun Na   +15 more
wiley   +1 more source

Bioresorbable and Wireless Rechargeable Implanted Na‐ion Battery for Temporary Medical Devices

open access: yesAdvanced Functional Materials, EarlyView.
An all‐solid‐state bioresorbable Na‐ion battery is developed, composed entirely of bio‐eliminable materials. In vivo and ex vivo tests confirmed harmless disintegration of this implanted battery. Lifetime of the implanted battery can be precisely controlled by adjusting the dissolvable encapsulation layer's thickness.
Vedi Kuyil Azhagan Muniraj   +8 more
wiley   +1 more source

Optimum Design of Printable Tunable Stiffness Metamaterial for Bone Healing [PDF]

open access: yesarXiv, 2020
A tunable stiffness bone rod was designed, optimized, and 3D printed to address the common shortcomings of existing bone rods in the healing of long fractured bones. The common deficiencies of existing bone fixations are high stiffness, thereby negligible flexibility in deformation for best bone growth results, and stress-shielding effect.
arxiv  

Dynamic Micromechanical Characterization of 3D Printed Bone In Vitro Models Manufactured via Vat Photopolymerization

open access: yesAdvanced Functional Materials, EarlyView.
This study presents a novel approach to designing and fabricating high‐porosity 3D‐printed scaffolds using a customized resin. Scaffold geometry, cellular interactions, and mechanical properties are analyzed to demonstrate these engineered bone models.
Sera Choi   +6 more
wiley   +1 more source

Automatic Vertebra Localization and Identification in CT by Spine Rectification and Anatomically-constrained Optimization [PDF]

open access: yesarXiv, 2020
Accurate vertebra localization and identification are required in many clinical applications of spine disorder diagnosis and surgery planning. However, significant challenges are posed in this task by highly varying pathologies (such as vertebral compression fracture, scoliosis, and vertebral fixation) and imaging conditions (such as limited field of ...
arxiv  

Multi‐Scaled Cellulosic Nanonetworks from Tunicates

open access: yesAdvanced Functional Materials, EarlyView.
Microbial and plant nanonetworks of cellulose have enabled a wide range of high‐performance yet sustainable materials. Herein, a third class of cellulosic nanonetworks is showcased by exploiting the only animal tissue‐producing cellulose nanofibers, i.e., ascidians. An ultrastructure including spherical cells and a microvasculature with diameters of 50–
Mano Govindharaj   +10 more
wiley   +1 more source

The Elements of Fracture fixation [PDF]

open access: yesMedical Journal Armed Forces India, 2003
Internal fixation of the fracture is the common procedure undertaken by the Orthopaedic surgeons in their practice. The screws, nails, wires, plates are often used implants by them. Hence, it is essential that every surgeon and the resident knows the biomechanics of his tools and understands the scientific basis of their application and their ...
openaire   +2 more sources

Multifunctional Hydroxyapatite Coated with Gallium Liquid Metal‐Based Silver Nanoparticles for Infection Prevention and Bone Regeneration

open access: yesAdvanced Functional Materials, EarlyView.
A multifunctional hydroxyapatite (HAp) coating integrated with silver‐gallium liquid metal nanoparticles (HAp‐Ag‐GaNPs) exhibits dual antibacterial and osteogenic properties. It effectively inhibits Gram‐positive and Gram‐negative bacteria, including resistant strains, while enhancing bone regeneration.
Ngoc Huu Nguyen   +17 more
wiley   +1 more source

Ideberg type III glenoid fractures are caused by indirect force: A report of four cases

open access: yesTrauma Case Reports, 2020
Ideberg type III glenoid fractures are relatively rare, and the mechanisms of injury and treatment strategies remain controversial. We reviewed the fracture patterns and final radiological findings in four cases.
Matsugaki Toru   +2 more
doaj  

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