Medical Devices News

July 5, 2025

Top Headlines

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, ...

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 signals, adapts on the fly, and bends naturally ...

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 four times more likely to experience faster ...

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 SMNP the vaccine lingers in lymph nodes for nearly ...

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 medical implants or surgical tools, the engineered ...

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 that warns the scale of the trade is far larger ...

Latest Headlines

updated 10:32am EDT

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 ...

Clinical Trial Shows Improvements for Spinal Cord Injuries

May 21, 2025 — Researchers demonstrated unprecedented rates of recovery for spinal cord injuries. Individuals with incomplete spinal cord injury safely received a combination of stimulation of a nerve in the neck ...

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 ...

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 16, 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 16, 2025 — Palliative care is specialized medical care focused on easing symptoms, addressing psychological and spiritual needs, and helping patients and ...

Focused Ultrasound Halts Growth of Debilitating Brain Lesions

May 16, 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 16, 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 ...

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 ...

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 ...

High Blood Sugar in Adolescence Tripled the Risk of Premature Heart Damage Affecting Females Worse Than Males

Apr. 28, 2025 — Persistently high blood sugar and insulin resistance significantly increased the risk of worsening functional and structural heart damage during growth from adolescence to young adulthood, a new ...

How DNA Self-Organizes in the Early Embryo

Apr. 23, 2025 — An international research team has provided a detailed insight into how the spatial organization of genetic material is established in the cell nucleus of early embryos within the first hours after ...

Can Hormone Therapy Improve Heart Health in Menopausal Women?

Apr. 22, 2025 — Oral hormone therapy may benefit heart health in menopausal women. A new analysis of data from the Women's Health Initiative found that estrogen-based oral hormone therapy had a long-term ...

Telemedicine Had an Impact on Carbon Emissions Equivalent to Reducing Up to 130,000 Car Trips Each Month in 2023

Apr. 22, 2025 — Telemedicine use in 2023 reduced monthly carbon dioxide emissions by the equivalent of up to 130,000 gas operated vehicles or recycling up to 4 million trash ...

Experimental Cancer Drug Could Streamline Standard Tuberculosis Treatment and Prevent Post-TB Lung Disease, Study Suggests

Apr. 21, 2025 — An experimental drug now in clinical trials as a cancer treatment could help boost the power of first-line tuberculosis (TB) treatments by helping infected cells die a gentler death, investigators ...

Detecting Invasive Nodules Could Be Key to Preventing Unnecessary Pancreatic Cancer Surgery

Apr. 18, 2025 — Pancreatic cysts are fluid-filled sacs that can form in the pancreas. Some remain benign, while others have the potential to develop into pancreatic cancer. A recent study, which followed 257 ...

Soft Brainstem Implant Delivers High-Resolution Hearing

Apr. 18, 2025 — A team has developed a soft, thin-film ABI. The device uses micrometer-scale platinum electrodes embedded in silicone, forming a pliable array just a fraction of a millimeter thick. This novel ...