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Anesthesiologists Use Nerve Blocks As Alternative To General Anesthesia
Anesthesiologists use ultrasound to locate peripheral nerves, then inject a nerve numbing medication into the area. A single injection leaves a limb numb for several hours or a day. The medication is ... > more -
Engineers Measure Blood Alcohol Content With Spectroscopy
Using optical technology, engineers created a way to measure the amount of alcohol in a driver’s skin. They use near-infrared absorption spectroscopy to measure blood alcohol content. The light ... > more -
Computer Scientists Use Technology To Help Children With Autism
Computer scientists have devised two tools to help people interact with autistic children. Videotaping interactions allows teachers or parents to replay situations and evaluate the cause of ... > more -
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Biomedical Engineers Use Electrical Stimulus To Help Patients Lift Their Feet
Physical Therapists are helping people with central nervous system disorders learn to walk again. A wireless computer-enabled device aids those suffering from a condition called foot drop, which ... > more -
Neurosurgeonýs Drive Propels Him From Border Fence To Faculty
Physician scientist Alfredo Quinones has come a long way since illegally entering the United States. Today he is a faculty member at Johns Hopkins University. Quinones is a respected brain surgeon ... > more -
Molecular Biologists Devise Strategy To Starve Brain Tumors
Brain tumor researchers have found that brain tumors arise from cancer stem cells living within tiny protective areas formed by blood vessels in the brain. Killing those cells is a promising ... > more -
Acoustic Device Allows Sound To Travel Through Bones
Otolaryngologists develop a new, implantable hearing aid. It works with a transmitter worn behind the ear that sends sound vibrations from her deaf side through the skull to her good ear. It's ... > more -
Psychologists Use fMRI To Understand Ties Between Memories And The Imagination
Psychologists have found that thought patterns used to recall the past and imagine the future are strikingly similar. Using functional magnetic resonance imaging to show the brain at work, they have ... > more -
Acoustic Study Shows Safe Listening Levels
Loud, sustained sound can damage tiny hairs in the cochlea, and yet 80 percent of people listen to personal music devices at dangerous levels above background noise, a study by acousticians shows. ... > more -
Physiologists Investigate The Role Of Perception In Motion Sickness
The cause of motion sickness is being investigated by a researcher with a new idea: that the cause is movement, not perceptual differences. A series of motion-sickness-inducing tests shows that those ... > more
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