Results 21 to 30 of about 681,599 (308)

FBG-Based Estimation of External Forces Along Flexible Instrument Bodies

open access: yesFrontiers in Robotics and AI, 2021
A variety of medical treatment and diagnostic procedures rely on flexible instruments such as catheters and endoscopes to navigate through tortuous and soft anatomies like the vasculature.
Omar Al-Ahmad   +4 more
doaj   +1 more source

Flexible bronchoscopy with multiple modalities for foreign body removal in adults. [PDF]

open access: yesPLoS ONE, 2015
Aspiration of the lower airways due to foreign body is rare in adults. This study aimed to determine the outcome of patients who received flexible bronchoscopy with different modalities for foreign body removal in the lower airways.Between January 2003 ...
Yueh-Fu Fang   +8 more
doaj   +1 more source

Advanced modelling of flexible multibody systems using virtual bodies

open access: yesComputer Assisted Methods in Engineering and Science, 2023
When new formulations for the description of flexible multibody systems are proposed, often they imply the use of new sets of generalized coordinates, even if the finite element method is used to describe the system flexibility.
João Gonçalves, Jorge Ambrósio
doaj  

An unusual tracheal foreign body residing for 15 years: A case report and review of literature

open access: yesRespirology Case Reports, 2022
Airway foreign bodies are common in children, and usually present as emergencies. However, they may sometimes present late, due to a number of reasons. Chronic lodgement of foreign bodies in trachea is rarer than that in bronchial tree.
Ranjan Sapkota   +2 more
doaj   +1 more source

Research on Flexible Joint Stiffness Test and Trajectory Planning of Space Manipulator

open access: yesAdvances in Mechanical Engineering, 2013
Both Natural Coordinate Formulation describing rigid bodies and Absolute Nodal Coordinate Formulation describing flexible bodies are used to model a flexible manipulator with flexible joint and flexible link.
Yongtai Yang   +3 more
doaj   +1 more source

Modeling of parallel manipulators with flexible links and joints driven by electric actuators

open access: yesVietnam Journal of Mechanics, 2022
This paper presents the approach of building a mathematical model for a parallel robotic manipulator with flexible links and elastic joints. The links to the base are assumed to be rigid bodies, and the thin connecting rods are assumed to be flexible ...
Nguyen Quang Hoang   +4 more
doaj   +1 more source

Discontinuous Molecular Dynamics for Semi-Flexible and Rigid Bodies

open access: yes, 2006
A general framework for performing event-driven simulations of systems with semi-flexible or rigid bodies interacting under impulsive torques and forces is outlined. Two different approaches are presented. In the first, the dynamics and interaction rules
Abramowitz M.   +17 more
core   +1 more source

Graph-Theoretic Approach for the Dynamic Simulation of Flexible Multibody Systems

open access: yesAdvances in Mechanical Engineering, 2012
This paper provides a general description of a variational graph-theoretic formulation for simulation of flexible multibody systems (FMSs) which includes a brief review of linear graph principles required to formulate this algorithm.
M. J. Richard, M. Bouazara
doaj   +1 more source

Foreign body removal by flexible bronchoscopy using retrieval basket in children

open access: yesAnnals of Thoracic Medicine, 2018
OBJECTIVES: Aspiration of foreign bodies into the tracheobronchial tree is a common accident in children. This study aimed to evaluate the safety and outcome of foreign body removal by flexible bronchoscopy using a retrieval basket in children.
Kyunghoon Kim   +7 more
doaj   +1 more source

Personalized Selumetinib Dosing in Pediatric Neurofibromatosis Type 1: Insights From a Pilot Therapeutic Drug Monitoring Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Objective To evaluate selumetinib exposure using therapeutic drug monitoring (TDM) in pediatric patients with neurofibromatosis type 1 (NF1) and plexiform neurofibromas (PN), assess interpatient pharmacokinetic variability, and explore the relationship between drug exposure, clinical response, and adverse effects.
Janka Kovács   +8 more
wiley   +1 more source

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