Tag

Biomedical Engineering

All articles tagged with #biomedical engineering

science-and-health21 days ago•43 min saved

Dissolving magnesium battery powers ingestible medical devices in pig trials

Researchers have developed a bioresorbable magnesium-molybdenum trioxide battery that powers ingestible medical devices for up to three days before safely dissolving in the gastrointestinal tract. Tested in swine, the battery enabled wireless medication tracking and gastric electrical stimulation, offering a non-invasive alternative to surgical implants. The technology aims to eliminate electronic waste and toxic leakage risks associated with conventional batteries, with human clinical trials expected to begin within two years.

via Nature|

#biomedical-engineering #clinical-trials #gastroenterology

science-and-technology21 days ago•4 min saved

MIT team tests edible battery that powers stomach devices and dissolves safely

Researchers at MIT have developed a biodegradable battery capable of powering medical devices inside the human body. Tested in pigs, the battery uses magnesium and molybdenum trioxide to power wireless tags and stomach stimulators before dissolving into safe, absorbable components. The technology aims to replace invasive implants with swallowable devices for monitoring health and regulating appetite.

via Nature|

#biomedical-engineering #clinical-trials #gastroenterology

biomedical-engineering3 months ago•26 min saved

HealTEC: Off-the-shelf non-living cells enable scalable, low-immunogenic therapies

Nature Biomedical Engineering reports HealTEC, an off-the-shelf, lyophilized non-living cell platform created by tannic‑acid–mediated inactivation and low‑temperature condensation of mesenchymal stem cells. HealTEC preserves immunomodulatory or angiogenic factors (or carries drug nanoparticles), enabling ready-to-use cell therapies for ulcerative colitis, hindlimb ischemia, and asthma, with long-term storage stability and markedly lower immunogenicity than living cells, supporting scalable manufacturing and commercialization.

via Nature|

#biomedical-engineering #healtec #lyophilization

technology4 months ago•11 min saved

No Pricks, Big Hopes: The Quest for Noninvasive Glucose in Wearables

Researchers continue to chase truly noninvasive glucose monitoring for wearables, a notoriously difficult problem because glucose signals are small and easily swamped by other biological signals. The effort has shifted from tear-based sensors (which proved unreliable) to methods that detect glucose through the skin, with Raman spectroscopy showing promise but requiring highly sensitive, bulky optics. MIT researchers have developed a working shoebox-sized prototype that reads skin glucose signals and aims to miniaturize it for wearables, with a startup partner planning market release around 2029–2030 after FDA clearance. The path to a consumer device like an Apple Watch remains long due to the need for medical-grade accuracy and substantial miniaturization, but progress continues on narrowing the signal-to-noise gap and shrinking the technology for everyday use.

via Gizmodo|

#biomedical-engineering #glucose-monitoring #noninvasive

science11 months ago•3 min saved

Scientists Develop Self-Powering, Adaptive Squishy Robotic Eye

Scientists at Georgia Tech have developed a soft, hydrogel-based robotic eye that automatically focuses using light, without external power, and can distinguish tiny details, potentially enabling advanced 'soft' robots with autonomous vision capabilities.

via Live Science|

#autonomous-vision #biomedical-engineering #hydrogel-lens

medical-research1 year ago•3 min saved

Scientists Achieve First Human Transplant Using Enzyme-Converted Universal Donor Kidney

Researchers successfully converted a donor kidney's blood type from A to O using an enzyme, enabling its transplantation into a recipient, which could significantly improve organ donation accessibility and reduce wait times.

via Nature|

#biomedical-engineering #blood-type-conversion #kidney-transplant

health-and-medicine1 year ago•1 min saved

Miniature Internals Revealed

Researchers from HIT Shenzhen have developed a magnetic capsule robot that can take internal samples non-invasively by swallowing a pill with a controllable magnetic mechanism, which opens to collect samples and is later expelled naturally; animal trials are upcoming.

via Hackaday|

#biomedical-engineering #capsule-robot #health-and-medicine

science1 year ago•2 min saved

Research Reveals Human Sperm's Unique Motion Challenge to Newton's Third Law

A recent study reveals that human sperm can defy Newton's third law of motion by utilizing non-reciprocal internal forces powered by 'odd elasticity,' enabling efficient movement through viscous environments and challenging traditional physics principles, with implications for biomedical engineering and fertility research.

via Republic World|

#biomechanics #biomedical-engineering #fluid-dynamics

science-and-technology1 year ago•4 min saved

DNA Nanorobot Hand Revolutionizes Virus Detection and Inhibition

Researchers at the University of Illinois have developed a DNA-based nanorobotic hand, called the NanoGripper, capable of detecting and inhibiting viruses like COVID-19. This innovative tool can rapidly detect viruses with high sensitivity and potentially block them from entering cells, offering applications in diagnostics and preventive medicine. The NanoGripper can also be adapted for targeted drug delivery, such as cancer treatment, by recognizing specific cell markers.

via Phys.org|

#biomedical-engineering #covid-19 #diagnostics

health1 year ago•2 min saved

Breakthrough Blood Test Revolutionizes Rapid Cancer Detection

Researchers at the University of Rochester have developed a new method called "catch and display for liquid biopsy" (CAD-LB) that uses ultrathin membranes to capture extracellular vesicles (EVs) from a single drop of blood. This method simplifies the process of identifying EVs, which carry important biomarkers, making it faster and more cost-effective for cancer diagnosis and monitoring treatment progress. The technique also shows potential for detecting immune proteins, aiding in the selection of personalized immunotherapies.

via SciTechDaily|

#biomedical-engineering #cancer #diagnostics

healthscience2 years ago•3 min saved

"Breakthrough Magnetic Nanoclusters Offer Hope for Sepsis Treatment"

Researchers at UNIST and Seoul National University Bundang Hospital have developed a new technology using superparamagnetic nanoclusters (SPNCs) enveloped by red blood cell-derived nanovesicles to effectively remove inflammation-triggering agents from blood, showing promise for sepsis treatment. This method demonstrated significant therapeutic effects in preclinical trials with bacteremic model swine, potentially offering a breakthrough in treating sepsis by rapidly cleansing blood of pathogens and inflammatory agents.

via Phys.org|

#biomedical-engineering #blood-cleansing #healthscience

science-and-technology2 years ago•1 min saved

AI-Driven Head Transplants: Viral Video Sparks Debate on Future Possibilities

BrainBridge, a neuroscience and biomedical engineering company, has released a viral video demonstrating a simulated head transplant using AI technology. The company claims that head transplants could be accessible within the next 10 years, offering hope for patients with severe conditions like stage-4 cancer and neurodegenerative diseases. The procedure, guided by AI and molecular-level imaging, aims to ensure precise reconnection of the spinal cord, nerves, and blood vessels, maintaining the patient's cognitive abilities. BrainBridge plans to demonstrate the procedure on a live patient within the next eight years.

via WION|

#ai #biomedical-engineering #brainbridge

medical-science2 years ago•1 min saved

"Startup Unveils AI-Powered Head Transplant System, Promises First Procedure Within Decade"

BrainBridge, a neuroscience and biomedical engineering startup, claims to have developed an AI-mechanized system for performing head transplants, with the first procedure planned within a decade. The innovative surgery aims to help patients with untreatable conditions and neurological diseases, maintaining the memories, cognitive abilities, and consciousness of the transplanted individual. The company plans to utilize surgical robots and artificial intelligence for precise reconnection of the spinal cord, nerves, and blood vessels, and aims to attract top scientists to the project.

via New York Post |

#artificial-intelligence #biomedical-engineering #head-transplant

health2 years ago•4 min saved

"Cell-Based Therapy for Rotator Cuff Muscle Repair"

Researchers from Georgia Tech have developed a novel cell-based dual treatment for rotator cuff injuries, aiming to address poor clinical outcomes associated with common rotator cuff surgery. The treatment involves a combination of a bone marrow mobilizing agent and local injection of microparticles loaded with a protein called stromal cell-derived factor (SDF) to attract healing cells to the injury site, resulting in enhanced muscle regeneration. This innovative approach shows promise for improving muscle regeneration and has potential applications beyond the rotator cuff.

via Medical Xpress|

#biomedical-engineering #cell-based-treatment #health

science-and-technology2 years ago•4 min saved

"Revolutionizing Biotechnology: 3D Ice Printing for Artificial Blood Vessels and Organs"

Scientists are using 3D-printed ice sculptures as temporary scaffolds to grow human cells into blood vessel-like structures, demonstrating the potential for creating realistic, lab-grown blood vessels from human cells. The ice printing technique, known as 3D-ICE, allows for the creation of smooth, free-flowing shapes at tiny scales, and could be used to engineer blood vessels that capture the complex geometries of real vascular networks in the body. This method may offer advantages over current artificial blood vessels and could also be helpful for crafting organ-on-a-chip devices. While it will be some time before this technique could be used for human patients, it shows promise for tissue engineering and biomedical applications.

via Livescience.com|

#3d-printing #biomedical-engineering #blood-vessels