| 摘要 |
A pocket nasal inhaler comprises a chamber containing inhalant having one outlet to the atmosphere and another to a nose-piece, a non-return valve between the chamber and the nose-piece and an inhaling valve leading to atmosphere between the nose-piece and the said first valve. The chamber may be made detachable to p allow replenishment of the inhalant and preferably the nose-piece is formed with two apertures so as to be applied to both nostrils simultaneously. A detachable cover may be provided over the nose-piece. |
