Results 91 to 100 of about 610,866 (364)

An Injectable Electroactive Hydrogel Engineered for Stable Bioelectronic Interfaces

open access: yesAdvanced Materials Interfaces, EarlyView.
Injectable electroconductive hydrogels enable soft, conformal, and stable bioelectronic interfaces for electroceutical therapies. A catechol‐modified hyaluronic acid/alginate/edge‐functionalized graphene platform combines wet adhesion, shear‐thinning injectability, tissue‐matched mechanics, and electrochemical functionality.
Ying Zhou   +11 more
wiley   +1 more source

Enhanced Infection Resistance and Regenerative Healing of Titanium Implants via Peptide‐Loaded Biodegradable Coatings

open access: yesAdvanced Materials Technologies, EarlyView.
This study presents a new biodegradable coating for titanium implants using a natural antimicrobial peptide, caerin 1.9. Applied via solvent casting, the coating offers sustained antibacterial protection and promotes healing. Tested on 3D‐printed porous titanium scaffolds, it effectively prevented infection—including against resistant bacteria—while ...
Hejie Li   +7 more
wiley   +1 more source

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

CARDIAC Catheterization An Atlas And DVD

open access: yes, 2010
v.195 hal;27 ...
Ragosta Micheal
core  

A Pressure Microsensor Made of Parylene‐C for Use as Medical Implant

open access: yesAdvanced Materials Technologies, EarlyView.
A monolithic parylene‐C pressure sensor with gold strain gauges provides 6.2 μV$\mu{\rm V}$·mmHg$\cdot{\rm mmHg}$−1$^{-1}$ sensitivity. The morphology of a sputtered thin film strain sensor is granular/columnar, which results in a high gauge factor of 7.5. Thermal bonding and parylene‐C coating create a hermetic cavity.
Ann‐Kathrin Klein   +2 more
wiley   +1 more source

Reduction of acute myocardial infarction (AMI) hospital admissions in the region of Messinia in Greece during the COVID-19 lockdown period

open access: yesHellenic Journal of Cardiology, 2021
Emmanouil Makaris   +9 more
doaj   +1 more source

Retrograde transarterial closure of small aneurysmal perimembranous ventricular septal defects using the amplatzer duct occluder II: a single-center mid-term analysis

open access: yesFrontiers in Cardiovascular Medicine
BackgroundTranscatheter closure of aneurysmal perimembranous ventricular septal defects (pmVSDs) presents distinct anatomical challenges. While the retrograde transarterial approach using the Amplatzer Duct Occluder II (ADO II) has been described, data ...
Sibao Wang   +3 more
doaj   +1 more source

Access via the internal jugular vein [PDF]

open access: yes, 2008
Central venous access via the internal jugular vein (IJV) is safe, relatively easy and very commonly used in infants and children undergoing cardiac surgery for congenital heart disease. Because of the wide range of anatomical variations an ultrasound-
Sreeram, Narayanswami   +3 more
core  

Magnetic Textiles: A Review of Materials, Fabrication, Properties, and Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Magnetic textiles (M‐textiles) are emerging as a programmable materials platform that merges magnetic matter with hierarchical textile structures. This article consolidates magnetic material classes, textile architectures, and fabrication and magnetization strategies, revealing structure–property–function relationships that govern magneto‐mechanical ...
Li Ke   +3 more
wiley   +1 more source

Estimation of pre-Fontan pulmonary vascular resistance in children with single ventricle heart disease at the Glenn stage: a multicenter study

open access: yesFrontiers in Pediatrics
The Fontan procedure, employed in the management of children with single ventricle congenital heart disease, continues to present long-term complications.
Sebastian Laudenschlager   +12 more
doaj   +1 more source

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