Medical Devices News

August 25, 2025

Top Headlines

Forget LASIK: Safer, Cheaper Vision Correction Could Be Coming Soon

Aug. 18, 2025 — Scientists are developing a surgery-free alternative to LASIK that reshapes the cornea using electricity instead of lasers. In rabbit tests, the method corrected vision in minutes without ...

A $2 Gold Nanotech Test That Detects Deadly Diseases in Minutes

Aug. 15, 2025 — Arizona State University scientists have unveiled NasRED, a revolutionary one-drop blood test that can detect diseases like COVID-19, Ebola, HIV, and Lyme with incredible speed and precision. Using gold nanoparticles to spot microscopic disease ...

Three-person DNA IVF Stops Inherited Disease—eight Healthy Babies Born in UK First

July 18, 2025 — In a groundbreaking UK first, eight healthy babies have been born using an IVF technique that includes DNA from three people—two parents and a female donor. The process, known as pronuclear ...

Why Trump’s Leg Swelling Could Be a Warning Sign for Millions

July 18, 2025 — President Trump s diagnosis of Chronic Venous Insufficiency (CVI) has brought renewed attention to a frequently overlooked yet dangerous condition. CVI affects the ability of veins especially in the legs to return blood to the heart, often leading ...

This Tiny Implant Could Save Diabetics from Silent, Deadly Crashes

July 10, 2025 — MIT engineers have developed a tiny implantable device that could revolutionize emergency treatment for people with Type 1 diabetes. The device contains a powdered form of glucagon and can be remotely triggered—either manually or automatically by ...

Feeling Mental Exhaustion? These Two Areas of the Brain May Control Whether People Give Up or Persevere

July 7, 2025 — When you're mentally exhausted, your brain might be doing more behind the scenes than you think. In a new study using functional MRI, researchers uncovered two key brain regions that activate when ...

The Surprising Link Between Hearing Loss, Loneliness, and Lifespan

July 5, 2025 — People who treat hearing loss with hearing aids or cochlear implants regain rich conversations, escape isolation, and may even protect their brains and lifespans—proof that better hearing translates into fuller ...

AI Spots Deadly Heart Risk Most Doctors Can't See

July 3, 2025 — An advanced Johns Hopkins AI model called MAARS combs through underused heart MRI scans and complete medical records to spot hidden scar patterns that signal sudden cardiac death, dramatically outperforming current dice-roll clinical guidelines and ...

Even Low Levels of Air Pollution May Quietly Scar Your Heart, MRI Study Finds

July 3, 2025 — Breathing polluted air—even at levels considered “safe”—may quietly damage your heart. A new study using advanced MRI scans found that people exposed to more air pollution showed early signs ...

The Pandemic Pet Boom Was Real. the Happiness Boost Wasn’t

July 2, 2025 — Locked-down Hungarians who gained or lost pets saw almost no lasting shift in mood or loneliness, and new dog owners actually felt less calm and satisfied over time—hinting that the storied “pet effect” may be more myth than mental-health ...

Ultrafast 12-minute MRI Maps Brain Chemistry to Spot Disease Before Symptoms

July 2, 2025 — Illinois engineers fused ultrafast imaging with smart algorithms to peek at living brain chemistry, turning routine MRIs into metabolic microscopes. The system distinguishes healthy regions, grades ...

This Brain Scan Sees Alzheimer’s Coming—but Only in Some Brains

June 29, 2025 — USC researchers have found a promising new brain scan marker that could better detect Alzheimer’s risk — but only for some. The tau-based benchmark works in Hispanic and White populations when paired with another Alzheimer’s protein, amyloid, ...

Latest Headlines

updated 11:22am EDT

Mysterious “little Red Dots” Could Reveal How the First Black Holes Formed

Aug. 22, 2025 — Astronomers may have uncovered the origins of the mysterious “little red dots,” some of the strangest galaxies seen in the early universe. These ...

Cognitive Collapse and the Nuclear Codes: When Leaders Lose Control

July 17, 2025 — A shocking study reveals that many leaders of nuclear-armed nations—including US presidents and Israeli prime ministers—were afflicted by serious health problems while in office, sometimes with ...

USC's New AI Implant Promises Drug-Free Relief for Chronic Pain

June 24, 2025 — A groundbreaking wireless implant promises real-time, personalized pain relief using AI and ultrasound power no batteries, no wires, and no opioids. Designed by USC and UCLA engineers, it reads brain ...

The Common Blood Test That Predicts How Fast Alzheimer’s Hits

June 22, 2025 — A simple blood test could reveal which early Alzheimer’s patients are most at risk for rapid decline. Researchers found that people with high insulin resistance—measured by the TyG index—were ...

One Shot to Stop HIV: MIT's Bold Vaccine Breakthrough

June 20, 2025 — Researchers from MIT and Scripps have unveiled a promising new HIV vaccine approach that generates a powerful immune response with just one dose. By combining two immune-boosting adjuvants alum and ...

Insect Protein Blocks Bacterial Infection

June 2, 2025 — Scientists in Australia have developed a smart, bacteria-repelling coating based on resilin the ultra-elastic protein that gives fleas their legendary jumping power. When applied to surfaces like ...

Newly Discovered 'Molecular Fingerprints' Could Transform Diabetes Treatment and Diagnosis

May 28, 2025 — Researchers reveal unprecedented insights into insulin resistance that could pave the way for better treatments and earlier detection of type 2 ...

Nearly Five Million Seized Seahorses Just 'Tip of the Iceberg' in Global Wildlife Smuggling

May 28, 2025 — Close to five million smuggled seahorses worth an estimated CAD$29 million were seized by authorities over a 10-year span, according to a new study ...

First Vascularized Model of Stem Cell Islet Cells

May 23, 2025 — Researchers have developed a vascularized organoid model of hormone secreting cells in the pancreas. The advance promises to improve diabetes research and cell-based ...

PREVENT Equation Accurately Estimated 10-Year CVD Risk and Those With Calcium Buildup

May 23, 2025 — A new risk calculator accurately identified participants who had calcium buildup in their heart arteries and those who had a higher future heart ...

MRI Can Replace Painful Spinal Tap to Diagnose MS More Quickly, According to a New Study

May 20, 2025 — Experts have demonstrated that multiple sclerosis (MS) can successfully be diagnosed using an MRI scan, meaning patients no longer need to undergo a painful lumbar puncture. Experts found that by ...

New Auditory Brainstem Implant Shows Early Promise

May 16, 2025 — Investigators are developing a new type of auditory brainstem implant that is designed to be soft, and flexible and address limitations of models currently in use. These implants may one day benefit ...

Thousands of Cardiac 'Digital Twins' Offer New Insights Into the Heart

May 16, 2025 — Researchers have created over 3,800 anatomically accurate digital hearts to investigate how age, sex and lifestyle factors influence heart disease and electrical ...

Seeing Blood Clots Before They Strike

May 15, 2025 — A lightning-fast microscope paired with AI now lets scientists watch platelets form clots in real time, all from a simple arm draw. The technique flagged higher platelet clumping in acute-symptom ...

People With Critical Cardiovascular Disease May Benefit from Palliative Care

May 15, 2025 — Palliative care is specialized medical care focused on easing symptoms, addressing psychological and spiritual needs, and helping patients and caregivers make critical decisions aligned with their ...

Focused Ultrasound Halts Growth of Debilitating Brain Lesions

May 15, 2025 — A new, incision-free technique developed at UVA Health to treat debilitating brain lesions called cerebral cavernous malformations, or cavernomas, has shown great promise in early testing, halting ...

Study Reveals Why Women Tend to Have Faster Heartbeats, Men More Irregular Rhythms

May 15, 2025 — A new study shows that the sinoatrial node (SAN) -- a small but powerful structure in the human heart that serves as its natural pacemaker and initiates every normal heartbeat -- runs on different ...

New Nanoparticle Could Make Cancer Treatment Safer, More Effective

May 14, 2025 — Scientists have created a new nanoparticle that could make ultrasound-based cancer treatments more effective and safer, while also helping prevent tumors from coming back. To make the therapy even ...

MRI Scans Could Help Detect Life-Threatening Heart Disease

May 14, 2025 — Magnetic resonance imaging (MRI) scans of the heart could help to detect a life-threatening heart disease and enable clinicians to better predict which patients are most at risk, according to a new ...

Eldercare Robot Helps People Sit and Stand, and Catches Them If They Fall

May 13, 2025 — Engineers built E-BAR, a mobile robot designed to physically support the elderly and prevent them from falling as they move around their homes. E-BAR acts as a set of robotic handlebars that follows ...

3D Printing in Vivo Using Sound

May 8, 2025 — New technique for cell or drug delivery, localization of bioelectric materials, and wound healing uses ultrasound to activate printing within the ...

Important Step Towards Improving Diagnosis and Treatment of Brain Metastases

May 8, 2025 — Brain metastases often occur as a result of advanced cancer and, despite medical innovations, are still associated with a poor prognosis. Now, an international expert committee has taken an important ...

MRI Breakthrough Could Revolutionize Diagnosis of Common Heart Problem Aortic Stenosis

May 8, 2025 — Researchers have developed cutting-edge MRI technology to diagnose a common heart problem more quickly and accurately than ever before. Aortic stenosis is a progressive and potentially fatal ...

Transforming Hospital Sanitation: Autonomous Robots for Wiping and UV-C Disinfection

May 7, 2025 — A research team develops disinfection robot combining physical wiping and UV-C ...

Groundbreaking Device Instantly Detects Dangerous Street Drugs, Offering Hope for Harm Reduction

May 7, 2025 — Groundbreaking device instantly detects dangerous street drugs, offering hope for harm reduction A portable device that instantly detects illicit street drugs at very low concentrations, thereby ...

Knowing Your Alzheimer's Risk May Ease Anxiety but Reduce Motivation for Healthy Habits

May 7, 2025 — Learning about one's risk for Alzheimer's disease may not lead to emotional distress, but motivation to maintain healthy lifestyle changes tends to fade over time, even in people at high ...

AI-Human Task-Sharing Could Cut Mammography Screening Costs by Up to 30%

May 7, 2025 — The most effective way to harness the power of artificial intelligence when screening for breast cancer may be through collaboration with human radiologists -- not by wholesale replacing them, says ...

PTSD Patients Show Long-Term Benefits With Vagus Nerve Stimulation

May 5, 2025 — In a recent clinical study, patients with treatment-resistant post-traumatic stress disorder were symptom-free up to six months after completing traditional therapy paired with vagus nerve ...

AI Could Help Improve Early Detection of Interval Breast Cancers

May 5, 2025 — A new study suggests that artificial intelligence (AI) could help detect interval breast cancers before they become more advanced and harder to ...

Is your Heart Aging Too Fast?

May 1, 2025 — Researchers have developed a revolutionary new way to find out the 'true age' of your heart using MRI. A new study shows how an MRI scan can reveal your heart's functional age -- and ...