Medgadget writes about Yardley-bsed OptiNose and its bi-directional delivery technology that uses a patient's breath to dispense nasal medications.
As a matter of fact, a new study comparing the OptiNose powder delivery device against traditional liquid nasal sprays has shown that the Bi-Directional system deposits medication more effectively to the middle and upper posterior regions in the back of the nose. The study involved seven participants that inhaled radiolabeled medication using the two delivery methods, the deposition of which was then assessed using a gamma camera sensitive to the emitted radiation.
Original source: Medgadget
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