Articles tagged with Vital Signs
Researchers have developed a new class of flexible and transparent wearable devices that can measure multiple human vital signs, including heart rate, respiration rate, and blood pulse oxygenation. The devices are conformable to the skin, operate battery-free wirelessly, and provide continuous measurements during activity.
Researchers developed a wireless radar system to monitor vital signs without cumbersome wires, achieving accuracy comparable to standard equipment in uncontrolled environments. The system detected subtle chest movements for sleep apnea monitoring with high precision.
A new wireless system overcomes limitations of traditional systems by using ultrathin sensors and wirelessly streaming vital sign data. This approach enables parents to have skin-to-skin contact with preterm or sick newborns, a crucial aspect of clinical care.
A new study using brain vital signs technology detected neurophysiological impairments and cognitive processing deficits in ice hockey players with concussions, even those who were cleared for return-to-play. The study also found significant delays in cognitive processing for players without diagnosed concussions.
Researchers at the University of Chicago Medicine designed a study to improve patients' sleep by using electronic health record nudges and educating nurses. The results showed significant reductions in nighttime disruptions, including fewer room entries and improved medication administration.
Researchers developed a new guideline to safely discharge patients who have received naloxone for suspected opioid overdose. The study found that most adverse events occurred in patients with normal examinations, suggesting the current one-hour observation period is sufficient.
Researchers developed a stick-on sensor that measures vital signs to help first responders quickly triage, treat, and transport injured patients. The VitalTag system provides real-time monitoring of blood pressure, heart rate, respiration rate, and other metrics, enabling improved situational awareness and resource management.
A study reveals that current screening tools can miss severe infections in pregnant women, highlighting the need for better identification and timely interventions. Simple measures such as frequent vital sign reassessment and prompt antibiotic administration within an hour of diagnosis can significantly reduce maternal deaths.
A Montana State University study examines 35 ecological vital signs in the Greater Yellowstone Ecosystem, finding increased human population and density, as well as a changing climate, are affecting its overall health. The research also highlights opportunities for citizen scientists to gather data and contribute to ecosystem assessments.
Researchers found that near-infrared spectroscopy (NIRS) values correlate with vital signs and birth weight in critically ill babies. The study suggests that NIRS can provide a more complete picture of babies' health, particularly for those with abnormal brain scans.
Cornell University engineers have developed a method to gather blood pressure, heart rate, and breath rate using cheap, covert systems of radio-frequency signals and microchip tags. The system integrates near-field coherent sensing, allowing for accurate measurement of internal body movement.
A new study published in Scientific Reports found that measuring five key biomarkers in blood can quickly identify patients with sepsis, potentially saving lives. The researchers used machine learning models to determine the predictive power of using traditional vital sign data, biomarkers alone, or a combination of both.
A new electronic sepsis alert protocol has been implemented in pediatric emergency departments, reducing missed diagnoses of severe sepsis by 76 percent. The protocol uses a combination of vital signs, risk factors, and physician judgment to identify children at high risk of developing sepsis.
A new study by UT Southwestern Medical Center researchers found that nearly 20% of hospitalized adults are discharged with one or more vital sign instabilities. Patients who had vital sign abnormalities on the day of discharge had higher rates of hospital readmission and death within 30 days.
Researchers at Simon Fraser University have developed a simple way to measure brain health over time using non-invasive electrodes, tracking the brain's electrical activity for key functions. This breakthrough technology makes it possible to translate complex brainwaves into objective and practical brain vital signs.
A new study found that moderate to vigorous physical activity can significantly reduce the risk of death in patients with chronic obstructive pulmonary disease (COPD) after hospitalization. Patients who were active had a 47% lower risk of death compared to inactive patients.
Researchers at MIT developed an ingestible sensor that measures heart rate and breathing rate by detecting sound waves produced by the beating heart and lungs. The device has potential applications in trauma patients, soldiers, athletes, and chronic illness diagnosis.
A newly designed vital sign monitoring system reduces unnecessary alarms and increases patient safety in medical units. The system provides continuous monitoring of oxygen saturation, heart rate, blood pressure, and respiration rate, with 92% of nurses agreeing it is suitable.
A handheld device called MouthLab tracks vital signs such as blood pressure, breathing rate, and heart rate by analyzing data from a mouthpiece and thumb pad sensor. The device has shown promising results in studies, with its measurements matching those taken with standard hospital monitors.
Rice University engineers create a highly accurate, touch-free system that analyzes subtle changes in skin color to monitor patients' vital signs. The technique overcomes challenges of low-light conditions, dark skin tones and movement by averaging skin-color change signals from different face regions.
A recent study by Kaiser Permanente found that tracking exercise habits leads to small but clinically significant weight loss and improved glucose control in overweight patients. The program, which asks patients about their exercise habits during routine visits, has been implemented across the organization's healthcare system.
Mobile devices could increase access to pulse oximetry, a crucial tool for monitoring blood oxygen levels, by providing an affordable and effective alternative to traditional equipment. This technology has the potential to improve patient outcomes, particularly in resource-poor settings where timely intervention can be life-saving.
Researchers found that patients at low risk of clinical deterioration can safely forgo overnight vital sign monitoring without negative effects. The study suggests tailoring vital sign collection based on patient risk to improve patient experience and safety in hospitals.
A Kaiser Permanente study found that 86% of eligible patients had an exercise vital sign in their record, with one-third meeting national guidelines for physical activity. The initiative aims to provide valuable information about the relationship between exercise and health care utilization, cost, and chronic disease.
Researchers have developed a wearable device that monitors vital signs such as heart rate and respiration while tracking activity levels, providing continuous data for improved medical care. The technology has the potential to revolutionize patient care by reducing office visits and improving treatment outcomes.
A research team at TUM has developed a sensor system that monitors drivers' vital signs, including heart rate, skin conductance, and oxygen saturation, to prevent fainting spells or heart attacks. The system uses simple sensors in the steering wheel and can initiate measures such as phone call blocking or emergency braking if necessary.
Researchers at Worcester Polytechnic Institute have developed an iPhone app that measures vital signs such as heart rate and blood oxygen saturation using a built-in video camera. The technology is comparable in accuracy to traditional medical monitoring devices, allowing patients to carry an accurate physiological monitor anywhere.
A wireless sensor network tracks at-risk patients' vital signs, transmitting data to a base station for analysis by machine-learning algorithms. The system aims to prevent adverse events by detecting changes in vital signs before they become critical.
Using a dataset of 873 children's heart rate, temperature, and oxygen saturation measurements, researchers developed data fusion models that predicted the severity of their illness with moderate accuracy. The best-performing model had a sensitivity of 79% and specificity of 75.8%, outperforming existing scoring systems.
Researchers found a composite index, Modified Early Warning Score (MEWS), to be a better predictor of cardiac arrest than individual vital signs. The study suggests that MEWS, which includes variables with poor predictive power, is still more accurate than single vital signs in identifying patients at risk of cardiac arrest.
A ubiquitous health monitoring system developed by Japanese researchers can cut hospital visits and save lives by detecting changes in a patient's vital signs. The system uses wearable sensors to track temperature, pulse, and waist size, transmitting data via cellular networks and alerting families or doctors to potential health issues.
A breakthrough technology developed by the US Navy is being adapted for breast cancer detection, offering improved reliability in early detection. The technology complements existing radiology devices by yielding more detailed images of faint cancerous lesions.
A randomized controlled trial found that robotic teleconferencing resulted in similar patient outcomes and satisfaction as traditional bedside rounds. Patient satisfaction was equally high in both groups, with most rating audio and video quality as very good or excellent.
A study found that delayed transfers to intensive care units (ICUs) increase the risk of death for hospitalized patients. Patients who received timely ICU transfers had better outcomes, with 55% less likelihood of receiving major medical interventions in the first six hours.
A new wireless device called Vital Dust transmits patient data to hospital locations, enabling medical teams to monitor vital signs in real-time. This allows for faster triage and prioritization of critical patients during mass casualty events.