| 摘要 |
The present invention provides a device for delivering a predetermined volume of a substance, within at least one body cavity of a subject, comprising: a. a predefined volume for containing said predetermined volume of said at least one substance; b. a delivery end for placement in proximity to said body cavity; said delivery end comprises at least one orifice of diameter D [mm]; c. a valve mechanically connectable to said container, characterized by at least two configurations: (i) an ACTIVE CONFIGURATION in which said valve enables delivery of predetermined volume Vsub [ml] of said substance; and, (ii) an INACTIVE CONFIGURATION, in which said valve prevents delivery of said predetermined volume Vsub [ml] of said substance from said container to said body cavity; d. a fluid tight chamber configured to contain predetermined volume Vgas [ml] of pressurized gas at a predetermined pressure, Pgas [barg]. |
