Tiny Tools Give New Meaning To 'Cutting Edge'
...ss called ultrasonics, which createsextremely fast sonic vibrations that are beyond human perception. Ultrasonicmedical tools have been used for years in cataract surgery, where the vibrationhelps break up and remove cataract tissue. Those devices, made from titanium orother high-performance metals, are ve...Prototype developed for ultrasonic patch to deliver insulin
...requency range as the large commercially available sonic drug delivery devices, is about an inch-and-a-half by an inch-and-a-half in size and weighs less than an ounce. Commercially available sonicators currently have a probe about eight inches long which weighs over two pounds." Experiments with hum...MGH researchers find way of regenerating cells key to hearing
...gan of the inner ear that senses sound. Receiving sonic vibrations through the eardrum and bones of the middle ear, hair cells convert them to electrical signals that are carried to the brain by the auditory nerve. Among the earliest structures to form in embryonic development, hair cells are very sensit...