Results 41 to 50 of about 232,263 (259)

Recent Advances in Stimuli‐Responsive Materials and Soft Robotic Actuators for Bioelectronic Medicine

open access: yesAdvanced Materials, EarlyView.
This review explores the integration of responsive materials and soft robotic actuators with implantable electronics to address key challenges in bioelectronic medicine. By enabling shape actuation, these technologies improve deployment, adaptability, and accuracy in minimally invasive procedures.
Chaoqun Dong, George G. Malliaras
wiley   +1 more source

Use of accelerometers in the control of practical prosthetic arms [PDF]

open access: yes, 2017
Accelerometers can be used to augment the control of powered prosthetic arms. They can detect the orientation of the joint and limb and the controller can correct for the amount of torque required to move the limb.
Kyberd, Peter J, Poulton, Adrian
core   +3 more sources

From Mechanoelectric Conversion to Tissue Regeneration: Translational Progress in Piezoelectric Materials

open access: yesAdvanced Materials, EarlyView.
This review highlights recent progress in piezoelectric materials for regenerative medicine, emphasizing their ability to convert mechanical stimuli into bioelectric signals that promote tissue repair. Key discussions cover the intrinsic piezoelectric properties of biological tissues, co‐stimulation cellular mechanisms for tissue regeneration, and ...
Xinyu Wang   +3 more
wiley   +1 more source

Prosthesis size and prosthesis-patient size are unrelated to prosthesis-patient mismatch [PDF]

open access: yesThe Journal of Thoracic and Cardiovascular Surgery, 2004
Jean G. Dumesnil, Philippe Pibarot
openaire   +4 more sources

Risk factors for paravalvular leak after transcatheter aortic valve replacement [PDF]

open access: yes, 2019
Objective. To assess risk factors for paravalvular leak (PVL) after transcatheter aortic valve implantation (TAVI) in a large single-center cohort, including measurement of aortic valve calcification using a reproducible method. Methods.
Pollari, Francesco
core  

Impact of the indexed effective orifice area on mid-term cardiac-related mortality after aortic valve replacement [PDF]

open access: yes, 2010
Background There has been ongoing controversy as to whether prosthesis-patient mismatch (PPM, defined as indexed effective orifice area (EOAI)
Akdere, Deniz   +8 more
core   +1 more source

Two Material Properties from One Wavelength‐Orthogonal Photoresin Enabled by a Monochromatic Laser Integrated Stereolithographic Apparatus (Mono LISA)

open access: yesAdvanced Materials, Volume 37, Issue 13, April 2, 2025.
A single object with dual properties – degradable and non‐degradable – is fabricated in a single print simply by switching the printing colors. The advanced multi‐material printing is enabled by the combination of a fully wavelength‐orthogonal photoresin and a monochromatic tunable laser printer, paving the way for precise multi‐material ...
Xingyu Wu   +5 more
wiley   +1 more source

A Biomechanical Model for the Development of Myoelectric Hand Prosthesis Control Systems [PDF]

open access: yes, 2010
Advanced myoelectric hand prostheses aim to reproduce as much of the human hand's functionality as possible. Development of the control system of such a prosthesis is strongly connected to its mechanical design; the control system requires accurate ...
Boere, Daphne   +5 more
core   +4 more sources

Challenges and Opportunities of Upconversion Nanoparticles for Emerging NIR Optoelectronic Devices

open access: yesAdvanced Materials, EarlyView.
The special photo‐responsiveness of upconversion nanoparticles has opened up a new path for the advancement of near‐infrared (NIR)‐responsive optoelectronics. However, challenges such as low energy‐conversion efficiency and high nonradiative losses still persist.
Sunyingyue Geng   +7 more
wiley   +1 more source

Pembersih bilah kipas siling [PDF]

open access: yes, 2020
Kebanyakan rumah pada kebiasaannya mempunyai kipas siling tidak kira samada rumah moden atau tradisional. Kipas siling merupakan sejenis kipas yang digantung pada bahagian atas rumah untuk mengitar udara melalui bilah-bilah kipas berputar (Norfarahanim ...
Abdul Halim, Muhammad Hazim   +5 more
core  

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