Articles tagged with Artificial Respiration
The project aims to improve understanding of mechanical ventilation and advance respiratory care technologies with a realistic laboratory model of the human lung. Researchers will create a lifelike testing environment to study airflow, pressure changes, and ventilator performance without relying on human subjects.
Semmelweis University's new Anatomy & Innovation Center for Education and Research has hosted two NATO battlefield surgery courses, providing realistic environments for learning and practicing new procedures. The center aims to improve patient safety and quality of care through advanced technologies and hands-on training.
A new study by the University of Southampton has found that reusable catheters are just as safe for patients as single-use ones and do not increase the risk of urinary tract infections. The study followed hundreds of patients for a year and discovered that those who tested reusable catheters used 35 per cent fewer antibiotics.
The American College of Chest Physicians released a new clinical guideline on biologic management in severe asthma. The guideline provides evidence-based recommendations for selecting biologics for different patient populations, considering factors such as baseline oral corticosteroid use and comorbid conditions.
The BathMat clinical trial evaluates an innovative inflatable pillow designed to make moving intensive care unit patients safer, faster, and less labour-intensive for NHS staff. The trials aim to reduce staff time required for repositioning proned patients and improve patient healthcare outcomes.
A new study published in Annals of Internal Medicine found that AI diagnostic and treatment recommendations were more accurate than those made by physicians in a virtual urgent care setting. In 77% of cases, AI recommendations were rated as optimal, compared to 67% for physicians' decisions.
Researchers found that short-course antibiotics can be as effective as traditional longer treatments in preventing death and recurrence of pneumonia. This approach offers significant value for healthcare systems by reducing hospital expenditure while maintaining excellent patient outcomes.
Researchers developed an AI model to detect lung disease in premature babies by analyzing their breathing patterns while sleeping. The Long Short-Term Memory (LSTM) model achieved 96% accuracy in classifying flow values as belonging to a patient with BPD or not, enabling early diagnosis and treatment.
Researchers developed an air-powered computer that sets off alarms when certain medical devices fail, preventing blood clots and strokes. The device uses air to issue warnings, reducing costs and improving safety in healthcare settings.
Researchers from POSTECH and KRICT created a 3D artificial lung using bioprinting technology, closely mimicking the human respiratory tract. This model allows for accurate testing of COVID-19 drugs and development of therapeutic treatments, potentially shortening the drug development process to under 5 years.
A study of 156 severe COVID-19 survivors found that nearly two-thirds experienced persistent impairments after one year, including physical, respiratory, psychiatric, and cognitive problems. The study highlights the life-altering impact of SARS-CoV-2 on these individuals, many of whom required long-term acute care hospitalization.
A new study found that Hispanic patients with moderate to severe ARDS were more likely to be deeply sedated while on a ventilator, spending nearly 75% of their days in deep sedation. This disparity may be driven by factors such as language barriers, cultural differences, and implicit bias in clinical decision making.
A randomized clinical trial of 524 trauma patients found that adding sigh breaths to mechanical ventilation did not increase ventilator-free days. However, prespecified secondary data suggest that sighs are well-tolerated and may improve clinical outcomes in this patient population.
A National Institutes of Health-supported study suggests that adults with obesity may benefit from extracorporeal membrane oxygenation (ECMO) when in intensive care for respiratory failure. The study found lower mortality rates among patients with obesity who received ECMO compared to those without, contradicting previous concerns.
A machine learning model trained on clinical text notes can effectively categorize patients into 10 risk groups, allowing for targeted care. The study found that patients in lower-risk groups had lower rates of lung inflammation and were less likely to receive antibiotics or chest X-ray referrals.
Researchers analyzed ECG data from 298 patients with cardiac arrest to predict treatment outcomes. The study found a connection between heart rate and QRS duration before the patient's pulse returns, allowing for more tailored treatments.
A new commentary from infectious disease experts emphasizes the importance of continued masking in healthcare settings due to low evidence of efficacy and high transmission risks. Despite recent conflicting views, the authors argue that mask-wearing remains a crucial strategy for infection prevention.
A new analysis of COVID-19 patient data reveals that remdesivir significantly lowers mortality in unvaccinated patients with conventional oxygen support. The study found no evidence of varying treatment effects based on age, comorbidities, or inflammation levels.
A global study involving 5,869 patients from 50 countries found that 35% could not be successfully weaned from invasive mechanical ventilation. Researchers recommend a systematic approach to reduce weaning duration and improve survival rates, with higher sedation levels associated with delays in initiating weaning.
A study of over 1,000 healthcare workers found that medical masks may be as effective as N95 respirators in preventing COVID-19 infection. However, the results varied across countries and were influenced by factors such as vaccine use and variant circulating during the pandemic.
UCR researchers find that modern ventilators overextend certain regions of the lungs, causing stress and damage, unlike natural breathing. They propose a new thick-walled model to better understand pulmonary mechanics and improve ventilation strategies.
A study published in Anaesthesia found that FFP2/3 respirators associated with a 38% increased risk of airway complications, mainly due to difficult facemask ventilation and desaturation. The use of other aerosol precautions showed no such association.
Researchers have identified a new family of proteins in blood vessels that prevent fluid from entering the lungs, offering a potential new avenue for treating acute respiratory distress syndrome. Stimulating these bitter taste receptors has been shown to provide protection against fluid leak into the lung.
Researchers at KTH Royal Institute of Technology developed a technique to study lung disease in living mice without using mechanical ventilation. The method uses phase-contrast X-ray tomography to produce high-resolution images of the lungs, including even the smallest airways, with low radiation doses.
A new study from Beth Israel Deaconess Medical Center found that N95 respirators can maintain their function and effectiveness through 25 cycles of re-use using vaporized hydrogen peroxide. The study expands on previous findings, showing a relatively safe method for reprocessing personal protective equipment in future epidemics.
Researchers developed a dynamic respirator that modulates pore size in response to changing conditions like exercise and air pollution. The device features an AI-powered system that adjusts filtration characteristics wirelessly, providing improved breathability and comfort.
Research shows that surgical face masks can filter out up to 98% of particles and provide low resistance to breathing. In contrast, plastic face shields have little to no protective effect.
The study analyzed 114 COVID-19 guidelines from leading organizations in the UK, France, Germany, and the US, finding significant variations in respiratory protection recommendations. The variations were attributed to differences in national and international guidelines, as well as shortages of equipment.
Exercise with face masks or respirators can cause detrimental effects on the cardiovascular system, including cardiac arrhythmias and spontaneous pneumothorax. Masks designed for runners with minimal oxygen deficiency side effects are recommended for high-risk individuals.
Respirator and cloth masks increase difficulties in recognizing speech amidst background noise. Surgical masks have no negative effect on communication., Researchers found face masks negatively affect speech recognition in noisy settings.
A Simon Fraser University study examines how different types of PPE impact public perception of police. Most PPE, including surgical masks, N95 masks, and face shields, enhances perceptions of officer accountability and professionalism.
The TEAL respirator features sensors to detect proper wear and filter saturation, achieving a 100% success rate for fit testing. It can be sterilized and reused up to 100 cycles without significant loss of elasticity.
A portable device has been created to mimic the placenta's oxygenation role for pre-term newborns in respiratory distress. The artificial lung uses a fine membrane to release carbon dioxide and uptake oxygen while protecting blood from infection, improving survival rates and reducing brain damage.
Researchers at the University of Cincinnati found that silk face masks are comfortable, breathable, and can help ward off airborne viruses like COVID-19. The fabric's natural copper content provides additional antimicrobial benefits, making it a promising alternative to traditional face coverings.
A review of personal protective respirator mask use reveals that initial fit-pass rates are lower among females and Asians compared to males and Caucasians. Correct respirator fit appears more important than filtration capacity for airborne protection. Fit-testing is recommended, with annual testing suggested due to its cost-effectiven...
Scientists at UCLA have developed effective methods for decontaminating single-use N95 respirators, allowing them to be reused multiple times. The researchers found that vaporized hydrogen peroxide and ultraviolet light are suitable decontamination procedures, with the former being the most effective.
A wide range of respirators and face masks were tested for filtration efficiency, including expired N95s and surgical masks with ties and ear loops. The study found significant variations in filtration performance among different types of masks.
A new study suggests electric cookers can sanitize N95 respirator masks through dry heat, preserving their filtration and fit. The method decontaminates the masks inside and out, enabling safe reuse of limited supplies.
Certain decontamination methods for reusable N95 face masks can significantly impair their effectiveness. Research found that treatments using high concentrations of gas plasma hydrogen peroxide or longer processing times degrade filtration performance. In contrast, vaporized hydrogen peroxide sterilizers and shorter decontamination cy...
A University of Cincinnati researcher found that autoclaving and alcohol treatment reduce the efficiency of face masks and N95 respirators, causing damage to filters. The study's findings suggest alternative methods, such as ultraviolet light, may be more effective for disinfection.
Researchers develop a reproducible method to decontaminate N95 respirators using microwave-generated steam, achieving nearly complete sterilization after 3 minutes. This approach utilizes universally accessible materials and does not compromise filtration or fit, making it suitable for hospitals facing shortages.
The American College of Physicians (ACP) has issued new Practice Points on the effectiveness of masks for preventing COVID-19 disease. The guidelines emphasize the importance of N95 respirators in healthcare settings and recommend surgical masks for non-medical individuals to reduce transmission risk. ACP also emphasizes the need for c...
A new study finds that elastomeric masks can reduce the need for N95 masks by nearly 95% in healthcare settings. The reusable masks are found to be as effective as N95 masks in providing protection from airborne infectious substances.
A systematic review of medical masks vs. N95 respirators found that the former did not increase viral respiratory infection or clinical illness; however, N95 respirators are best for aerosol-generating procedures. The study suggests preserving N95 respirators for high-risk care and using medical masks for routine treatment.
Researchers compared reusable elastomeric half-mask respirators with disposable N95 respirators, finding that healthcare personnel learned to use the reusable respirator quickly and with no additional time needed for fit testing.
Researchers at UT Southwestern Medical Center conducted a large-scale study comparing surgical masks to N95 respirators for flu and respiratory virus protection. The results show that there is no significant difference in effectiveness between the two types of masks, with medical masks being as effective as N95 respirators.
Researchers investigate whether N95 respirators offer protection against fine particulate matter and its associated health risks, including heart disease, stroke, and respiratory problems. The study aims to provide evidence for effective interventions in high-pollution areas.
A systematic review of 25 years of studies found no significant difference in risk of laboratory-confirmed respiratory infection between N95 respirators and surgical masks. The authors recommend RCTs to evaluate N95 respirator effectiveness in clinical environments due to human behavior factors.
A review of 252 papers identified 11 cases of MERS-CoV transmission among healthcare workers, highlighting lapses in infection control. The virus can survive on hospital surfaces for up to 48 hours and is transmissible through vomit and diarrhea.
Researchers have developed a new material sensor that can detect when carbon filters in respirators become saturated with toxic vapors, providing a more accurate warning for emergency workers. The sensor uses photonic crystals made of carbon nanofibers, which change color as the filter absorbs chemicals.
Researchers found that surgical masks were as effective as respirators in preventing hospital staff from acquiring H1N1. The study suggests that a uniform policy of using surgical masks when in close contact with patients can protect healthcare workers from infection.
Canadian engineers warn that current safety equipment may not be sufficient to protect workers from nanoprotection risks. The growing field of nanotechnology manufacture poses unknown hazards, and urgent research is needed to develop appropriate protective measures.
A McMaster University study found that surgical masks are as effective as N95 respirators in protecting healthcare workers against influenza. The research showed an estimated effectiveness within one percent of the respirator, with no increased rate of infection.
A randomized controlled trial found that surgical masks are non-inferior to N95 respirators in preventing laboratory-confirmed influenza among nurses. The study suggests that surgical masks may be a suitable alternative when N95 respirators are not available, particularly in routine healthcare settings.
Dexmedetomidine was found to reduce the risk of delirium and coma in ICU patients on respirators, with 4 more days alive without these conditions. Dexmedetomidine also provided sustained sedation and higher accuracy at meeting sedation goals without added cost of care.
Researchers found that nonassociative learning enables rats and mice to adapt to artificial rhythms in mechanical ventilation, reducing the need for sedation. Brain calculus involves mathematical calculations to process and filter information, allowing vital functions to learn and adapt.
Researchers at MIT have found that the body's innate ability to adapt to recurring stimuli can be leveraged to design more effective and less costly artificial respirators. By taking into account a patient's natural breathing rhythm, doctors may be able to minimize the need for induced sedation or paralysis.
A survey of 25,000 WTC rescue and recovery workers found a 3.6% rate of new asthma, 12 times higher than expected for the adult population. Respirator use was associated with lower rates of newly diagnosed asthma, but not all worker groups showed significant protection.
A nationwide clinical trial found that reducing tidal volumes in mechanical ventilation can cut mortality from Acute Respiratory Distress Syndrome (ARDS) by up to 22%. The study, involving 861 patients and coordinated at Massachusetts General Hospital, used a new technique with smaller oxygen puffs to provide breathing assistance.
Researchers found that using smaller mechanical breaths reduces deaths from acute lung injury and acute respiratory distress syndrome. The study showed a 22% decrease in mortality rates, giving acutely inflamed lungs a better chance of healing.