Results 61 to 70 of about 267,117 (320)

Assessing the rigidity of thermoplastic masks for head immobilization effectiveness in stereotactic radiosurgery

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract This study compared three Brainlab thermoplastic masks—Cranial 4pi basic, stereotactic (Close Mask V2), and open‐face—to see how well they limited head movement during Stereotactic Radiosurgery (SRS). Using a head phantom, we tested rotational movements (pitch, yaw, and roll) and measured displacements with the ExacTrac system.
Iris Pasion Apale   +2 more
wiley   +1 more source

Ovarian Torsion: 10 Years’ Experience of a Tertiary Medical Center

open access: yesİstanbul Medical Journal, 2018
Introduction: This study aimed to draw attention to the clinical, sonographic, intraoperative, and pathological signs and symptoms of histopathologically confirmed ovarian torsion cases and their relationship with each other.Methods: The medical data of ...
Besim Haluk Bacanakgil   +3 more
doaj   +1 more source

The torsion of the multicell sections [PDF]

open access: yesINCAS Bulletin, 2010
The paper is focused on the stress analysis of thin-walled multicell sections subjected to pure torsion. The shear flow and stiffness characteristics of the cross section for torsion are given. Example: aircraft wing section.
Marcel STERE
doaj   +1 more source

Torsion theories of simplicial groups with truncated Moore complex [PDF]

open access: yesarXiv, 2022
We introduce a linearly ordered lattice $\mu(Grp)$ of torsion theories in simplicial groups. The torsion theories are defined where the torsion/torsion-free subcategories are given by the simplicial groups with bounded above/below Moore complex, respectively.
arxiv  

Significant differences in femoral torsion values depending on the CT measurement technique

open access: yesArchives of Orthopaedic and Trauma Surgery, 2016
IntroductionThis study compared the feasibility of six different CT-based measurement techniques for establishing an indication for derotational osteotomy in the cases of patellar instability or femoral fracture.Materials and methodsCT scans of 52 single
P. Kaiser   +6 more
semanticscholar   +1 more source

Multifunctional Design of Triply Periodic Minimal Surface Structures for Temporary Pediatric Fixation Devices

open access: yesAdvanced Engineering Materials, EarlyView.
A metallic implant's higher stiffness compared to the surrounding bone leads to stress shielding problems, causing bone density reduction and bone growth interference in pediatric patients. 3D‐printed triply periodic minimal surface structures present a promising engineering solution.
Ali Ebrahimzadeh Dehaghani   +4 more
wiley   +1 more source

Torsion of a rudimentary uterine horn with multiple leiomyomas in a case of Mayer-Rokitansky-Küster-Hauser syndrome

open access: yesClinical and Experimental Obstetrics & Gynecology, 2020
The Mayer-Rokitansky-Küster-Hauser (MRKH) syndrome is characterized by congenital hypoplasia or aplasia of the uterus and vaginal agenesis. A 53-year-old woman presented to the emergency department with severe abdominal pain.
M.S. Kim   +5 more
doaj   +1 more source

Multiple paraovarian cysts requiring emergency surgery: A rare clinical finding

open access: yesClinical Case Reports, 2022
This report presents an unusual case of multiple paraovarian cysts that required emergency surgery due to a paraovarian cyst being entrapped by another paraovarian cyst.
Marie Tominaga   +9 more
doaj   +1 more source

Fiber-Optic Sensors for Measurements of Torsion, Twist and Rotation: A Review

open access: yesItalian National Conference on Sensors, 2017
Optical measurement of mechanical parameters is gaining significant commercial interest in different industry sectors. Torsion, twist and rotation are among the very frequently measured mechanical parameters. Recently, twist/torsion/rotation sensors have
Vedran Budinski, D. Donlagic
semanticscholar   +1 more source

Digital Methods for the Fatigue Assessment of Engineering Steels

open access: yesAdvanced Engineering Materials, EarlyView.
The use of engineering steels is often limited by their fatigue strength. In the sake of a faster product development, the fatigue behavior can be predicted by machine learning (ML). In this work, ML is applied on a heterogeneous database, covering a wide range of steel types.
Sascha Fliegener   +7 more
wiley   +1 more source

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