Results 111 to 120 of about 610,866 (364)

Transseptal catheterization: considerations and caveats.

open access: yes, 2010
Transseptal catheterization is used by interventional cardiologists to gain access in the left atrium. This technique was initially introduced for left-sided pressure measurements and has been integrated in a variety of procedures including left atrial ...
Tzeis, S;Andrikopoulos, G;Deisenhofer, I;Ho, SY;Theodorakis, G
core   +1 more source

Continuum Mechanics Modeling of Flexible Spring Joints in Surgical Robots

open access: yesAdvanced Robotics Research, EarlyView.
A new mechanical model of a tendon‐actuated helical extension spring joint in surgical robots is built using Cosserat rod theory. The model can implicitly handle the unknown contacts between adjacent coils and numerically predict spring shapes from straight to significantly bent under actuation forces.
Botian Sun   +3 more
wiley   +1 more source

Central venous catheterization training: current perspectives on the role of simulation

open access: yes, 2018
Morgan I Soffler,1,2 Margaret M Hayes,2–4 C Christopher Smith3–5 1Harvard Combined Pulmonary and Critical Care Fellowship at Massachusetts General Hospital and Beth Israel Deaconess Medical Center, Boston, MA, USA; 2Division of Pulmonary ...
Soffler MI, Smith CC, Hayes MM
core  

Tumbling Magnetic Microrobots for Targeted In Vivo Drug Delivery in the GI Tract

open access: yesAdvanced Robotics Research, EarlyView.
We introduce a microrobot design and integrated system for on‐demand targeted drug release in the gastrointestinal tract. The microrobot has an embedded magnet for actuation with external magnetic fields and is visualized in real time using ultrasound. It has two drug release ports sealed with a thermally sensitive wax. Local heating of the wax using a
Aaron C. Davis   +7 more
wiley   +1 more source

Waveguide Photoactuators: Materials, Fabrication, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
Waveguide photoactuators convert guided light into mechanical motion. Their tethered‐flexible design enables minimally invasive surgery and confined‐space robotics. This review aims to guide materials selection, device design, and system integration, accelerating the transition of waveguide photoactuators from laboratory prototypes to versatile ...
Minjie Xi   +4 more
wiley   +1 more source

Possibilities of documentation management during bladder catheterization

open access: yes, 2020
Together, careful record keeping on bladder catheterization and accepting the indication of bladder catheterization form one area of preventing catheter-associated urinary tract infection – CAUTI.
Prokešová, Radka, Krocová, Jitka
core  

Effect of Left Atrial Compliance on Left Atrial Pressure in Pure Mitral Stenosis.

open access: yes, 2001
In mitral stenosis (MS), left atrial (LA) pressure is commonly elevated because of increased LA afterload. There is a wide spectrum of LA pressure in patients with MS, however, despite a similar mitral valve orifice area.
임세중   +5 more
core   +1 more source

Hybrid Continuum Robot Designs and Architectures for Healthcare Applications

open access: yesAdvanced Robotics Research, EarlyView.
Hybrid continuum robots represent an emerging class of flexible manipulators that blend materials, structures, and actuation concepts from the established fields of soft and continuum robotics. This review introduces an accessible framework to distinguish key hybridization approaches, surveys current designs aimed at complex clinical applications, and ...
Burak Ozdemir   +4 more
wiley   +1 more source

Role of duration of catheterization and length of hospital stay on the rate of catheter-related hospital-acquired urinary tract infections

open access: yes, 2015
Hamdan Al-HazmiDivision of Urology, Department of Surgery, College of Medicine and King Khalid University Hospital, King Saud University, Riyadh, Saudi ArabiaObjective: Our aim is to prove that duration of catheterization and length of hospital stay (LOS)
Al-Hazmi H
core  

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