5,989,242, covering devices for releasing platinum coils in aneurisms in blood vessels in the brain.
Aneurisms in an artery in the brain occur in an estimated 90,000 persons each year in the United States, and a much larger number overseas.
Trimedyne's patent covers the use of laser energy, as well as other energy sources, to release platinum coils or other therapeutic devices in aneurisms in blood vessels.
FDA to market its optical fiber/coil delivery device with a small diode laser, a little larger than a telephone, for treating brain aneurisms.
Currently, to treat this condition, a number of platinum coils are deposited in the aneurism.