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Toward a safer ‘artificial muscle’ material

Researchers have created a new material that responds to substantially lower electrical charges, making it suitable for use in medical devices. The material, made of bottlebrush polymers, was found to expand and contract over 10,000 times before degrading when stimulated by voltages as low as 1,000 V.

SourceAmerican Chemical Society·JournalACS Applied Materials & Interfaces·DateApr 12, 2023

Assessing the accuracy of artery models

Hokkaido University researchers evaluate a material used to build model arteries, finding it suitable for medical education and surgical practice. The study also highlights the potential for improved assessment of 3D printing technology in creating highly accurate models of individual patient's artery structure.

SourceHokkaido University·JournalJournal of Vascular and Interventional Radiology·TypeExperimental study·DateApr 11, 2023

Creating a blueprint for optimized ear tubes and other implantable fluid-transporting devices

Researchers have developed a new ear tube design that combines liquid-infused materials with optimized geometry to improve treatment outcomes for patients with ear infections. The design enables better performance and reduces complications such as impaired hearing and scarring of the eardrum.

SourceWyss Institute for Biologically Inspired Engineering at Harvard·JournalScience Translational Medicine·TypeExperimental study·DateApr 5, 2023

Development of an artificial kidney for early detection of drug toxicity

A research team from Pohang University of Science & Technology has engineered an artificial kidney to detect adverse drug reactions and provide personalized treatment. The team successfully fabricated a glomerular microvessel-on-a-chip that recapitulates the kidney's filtering function and evaluates its response to various toxins.

Scientists integrate two-dimensional materials into silicon microchips for advanced data storage and computation

Researchers at King Abdullah University of Science & Technology (KAUST) successfully integrated two-dimensional materials on silicon microchips, achieving high integration density, electronic performance, and yield. The resulting hybrid devices exhibit special electronic properties that enable low-power consumption artificial neural ne...

Ultra-soft and highly stretchable hydrogel-based sensor for monitoring overactive bladder

Researchers developed a hydrogel-based sensor to monitor overactive bladder activity in real-time. The sensor measures both mechanical and bioelectrical activities, allowing for simultaneous monitoring and neural stimulation. This breakthrough has the potential to improve treatment outcomes and minimize side effects.

SourcePohang University of Science & Technology (POSTECH)·JournalBiosensors and Bioelectronics·DateMar 8, 2023

Will you let a robot assist in surgery on you? The role of advertising in high-tech medical procedures

Researchers analyzed 140,000 patient records and TV ads from Florida to investigate the effectiveness of DTCA for robotics surgery. The study found that patients exposed to robotic surgery advertising were more likely to choose it over conventional laparoscopic and open surgeries. Additionally, hospital marketers can use DTCA to sway p...

SourceAmerican Marketing Association·JournalJournal of Marketing·DateMar 1, 2023

Nanosatellite shows the way to RNA medicine of the future

Scientists at Aarhus University and Berkeley Laboratory developed a method called RNA origami to design artificial RNA nanostructures. The technique allowed for the discovery of rules and mechanisms for RNA folding that will make it possible to build more ideal RNA particles for use in RNA-based medicine.

SourceAarhus University·JournalNature Nanotechnology·TypeExperimental study·DateFeb 27, 2023

Music beats beeps: Researchers find redesigned medical alarms can better alert staff and improve patient experience

A new study by McMaster University researchers found that redesigned medical alarms with musical tones can improve speech recognition and reduce annoyance. The study suggests that changing the sounds of medical devices can make alarms less disruptive, allowing for better staff communication and reducing recovery times.

SourceMcMaster University·JournalBritish Journal of Anaesthesia·TypeExperimental study·DateFeb 15, 2023

What’s your gut telling you?

Researchers have created a tiny pill-like electromagnetic device that can provide medical professionals with diagnostic information about the inner workings of the gastrointestinal tract. The device, when swallowed, delivers data to a smartphone as it passes through the body using electromagnetic technology similar to MRI machines.

SourceNYU Tandon School of Engineering·JournalNature Electronics·DateFeb 13, 2023

Peptide 3D-printing inks could advance regenerative medicine

Researchers at Rice University have developed a self-assembling peptide ink that enables the 3D printing of complex structures with cells, which can then be used to grow mature tissue in a petri dish. The ink allows for control over cell behavior using structural and chemical complexity.

SourceRice University·JournalAdvanced Materials·TypeExperimental study·DateFeb 7, 2023

Technology development could bring Raman microscopy to the clinic

Researchers developed high-throughput Raman microscope for rapid large-area imaging hundreds of times faster than traditional approach. The new technique enables label-free molecular analysis and multiplex chemical imaging, holding promise for efficient medical diagnoses and drug development.

SourceOptica·JournalBiomedical Optics Express·DateFeb 7, 2023

Advanced electronic skin for multiplex healthcare monitoring

Researchers from TIBI have developed an advanced electronic skin patch that provides simultaneous, continuous monitoring of multiple bodily parameters. The new E-skin patch offers enhanced flexibility, thermal cooling abilities, and fluid absorption over conventional substrates while demonstrating excellent biocompatibility and biodegr...

SourceTerasaki Institute for Biomedical Innovation·JournalAdvanced Materials·TypeExperimental study·DateJan 30, 2023

$1 smart glove could help prevent dangerous births by sensing fetal position

A new study reveals a low-cost sensing glove that can identify fetal position and measure force applied to the fetal skull during labor, potentially improving birth outcomes in low-resource regions. The technology provides real-time data during vaginal exams, allowing clinicians to take corrective action early on.

SourceFrontiers·JournalFrontiers in Global Women s Health·TypeExperimental study·DateJan 30, 2023

POSTECH-KKU team treats cornea ulcers with diagnostic light instead of corneal transplantation

A Korean joint research team has developed a new tissue adhesive that restores damaged corneas by filling them and exposing them to light, potentially treating cornea ulcers without surgical interventions. The new sealant integrates well with adjacent tissues and promotes scar-free corneal tissue reconstruction.

CU research team moves one step closer to printing models of life-like 3D organs

A CU research team has developed a method to transform medical images into incredibly detailed 3D models on the computer, which can be printed and used for surgical planning. The approach uses custom software to convert scan data into volumetric pixels, allowing for more accurate representations of human anatomy.

SourceUniversity of Colorado at Boulder·Journal3D Printing and Additive Manufacturing·DateJan 24, 2023

Portable and affordable all-optical system for testing lab-on-a-chip human hearts

Researchers have developed a novel portable and low-cost macroscopic mapping system for all-optical cardiac electrophysiology using optogenetics and machine vision cameras. The system can stimulate and image engineered networks of human heart cells, providing insights into cardiac wave function and stability.

SourceSPIE--International Society for Optics and Photonics·JournalJournal of Biomedical Optics·DateJan 11, 2023

Researchers demonstrate new sensors by creating novel health monitoring, machine interface devices

Researchers at North Carolina State University have developed a highly sensitive and stretchable strain sensor that can detect minor changes in strain with great range of motion. The sensor's innovative design features a patterned cut network that enables it to withstand significant deformation without sacrificing sensitivity.

SourceNorth Carolina State University·JournalACS Applied Materials & Interfaces·TypeExperimental study·DateJan 3, 2023

PET technology more effective than angiogram at determining need for coronary stents, bypass surgery

A new PET imaging method is more effective than angiograms in determining the need for coronary stents or bypass surgery, according to UTHealth Houston researchers. The study confirms that PET threshold of severity at which stents and bypass surgery improve survival compared to medical treatment alone.

SourceUniversity of Texas Health Science Center at Houston·JournalJournal of the American College of Cardiology·DateNov 30, 2022

Microchannel-containing nanofiber aerogels with small protein molecule enable accelerated diabetic wound healing

Researchers developed a nanofiber aerogel that promotes faster and more effective healing of diabetic wounds. The aerogel facilitates cell migration, oxygen, and nutrient delivery to the wound bed, while incorporating an anti-microbial peptide prevents bacterial growth and promotes healing.

SourceTerasaki Institute for Biomedical Innovation·JournalAdvanced Functional Materials·TypeExperimental study·DateNov 22, 2022