Device for the transnasal or oral administration of drugs or the

Details Device for the transnasal or oral administration of drugs or the Device for the transnasal or oral administration of drugs or the

1991-04-09

1994-02-08

Burr, Edgar S.

Surgery

Liquid medicament atomizer or sprayer

Gas stream aspirating medicament from reservoir

12820323, 12820322, 604237, 604224, 604 94, A61M 1100, A61M 1508, A61M 5315

Patent

active

052841324

ABSTRACT:
A device for the transnasal or oral administration of drugs or similar media, comprising a finger-like applicator (3) which has a spray nozzle (6) disposed at its free end and includes a cylinder unit (1) for accommodating the medium to be administered. The medium is applied by moving a piston (7) into the cylinder unit (1). A membrane-like seal (4) is located between the cylinder unit and spray nozzle and is slotted to open and form a fluid passage under pressure. The cylinder unit may be built into the applicator or may include a separate cartridge releasably mounted in the applicator. The piston may be activated in steps or in a continuous motion. A second applicator may be attached to the side of the first applicator with the spray nozzles located generally in accordance with spacing of human nose nostrils.

REFERENCES:
patent: 594721 (1897-11-01), Bengue 128200.14

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