Motion planning for steerable needles in 3D environments with obstacles using rapidly-exploring random trees and backchaining

J Xu, V Duindam, R Alterovitz… - 2008 IEEE international …, 2008 - ieeexplore.ieee.org
Steerable needles composed of a highly flexible material and with a bevel tip offer greater
mobility compared to rigid needles for minimally invasive medical procedures. In this paper, …

Three-dimensional motion planning algorithms for steerable needles using inverse kinematics

V Duindam, J Xu, R Alterovitz… - … Journal of Robotics …, 2010 - journals.sagepub.com
Steerable needles can be used in medical applications to reach targets behind sensitive or
impenetrable areas. The kinematics of a steerable needle are non-holonomic and, in two …

On quality functions for grasp synthesis, fixture planning, and coordinated manipulation

G Liu, J Xu, X Wang, Z Li - IEEE Transactions on Automation …, 2004 - ieeexplore.ieee.org
Planning a proper set of contact points on a given object/workpiece so as to satisfy a certain
optimality criterion is a common problem in grasp synthesis for multifingered robotic hands …

The effects of marijuana smoking on lung function in older people

…, C Fung, N Haynes, WT Wang, J Xu… - European …, 2019 - publications.ersnet.org
Background Previous studies have associated marijuana exposure with increased
respiratory symptoms and chronic bronchitis among long-term cannabis smokers. The long-term …

3D motion planning algorithms for steerable needles using inverse kinematics

V Duindam, J Xu, R Alterovitz, S Sastry… - Algorithmic Foundation of …, 2010 - Springer
Steerable needles can be used in medical applications to reach targets behind sensitive or
impenetrable areas. The kinematics of a steerable needle are nonholonomic and, in 2D, …

A general approach for optimal kinematic design of parallel manipulators

Y Lou, G Liu, J Xu, Z Li - IEEE International Conference on …, 2004 - ieeexplore.ieee.org
This paper deals with the problem of optimal geometry design of parallel manipulators. In
order to reduce the main drawbacks of parallel manipulators, relatively small workspace and …

Luhong granules prevent ventricular remodelling after myocardial infarction by reducing the metabolites TMAO and LPS of the intestinal flora

…, H Qu, X Song, Q Liu, X Yang, J Xu… - Evidence‐Based …, 2019 - Wiley Online Library
Background. Ventricular remodelling is a common pathological change at all stages of heart
disease. Luhong granules are widely used in patients with chronic ventricular remodelling …

Personal mobility and manipulation appliance—design, development, and initial testing

RA Cooper, GG Grindle, JJ Vazquez, J Xu… - Proceedings of the …, 2012 - ieeexplore.ieee.org
The ability to perform activities of daily living and mobility-related activities of daily living are
substantial indicators of one's ability to live at home and to participate in one's community. …

Planning fireworks trajectories for steerable medical needles to reduce patient trauma

J Xu, V Duindam, R Alterovitz, J Pouliot… - 2009 IEEE/RSJ …, 2009 - ieeexplore.ieee.org
Accurate insertion of needles to targets in 3D anatomy is required for numerous medical
procedures. To reduce patient trauma, a ¿fireworks¿ needle insertion approach can be used in …

Performance evaluation of the personal mobility and manipulation appliance (PerMMA)

H Wang, J Xu, G Grindle, J Vazquez, B Salatin… - Medical engineering & …, 2013 - Elsevier
The Personal Mobility and Manipulation Appliance (PerMMA) is a recently developed personal
assistance robot created to provide people with severe physical disabilities enhanced …