Device for storing and dispensing substances
Assignee3M Espe AG
InventorsGioacchino Raia, Reinhold Nowak, Marc Peuker
Life of this patent
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Abstract
A device for storing and applying material, especially dental material, comprises a first zone comprising a first and a second film that define at least one first chamber that receives a first substance, and a pouch separated from the chamber for withdrawing the first substance. The separation between the pouch and the first chamber is provided with a through opening that can be selectively opened. The device further comprises a second zone with a second chamber that is not linked with the first section by way of a through opening that can be selectively opened.
Claims15
A device comprising a first portion having a first foil and a second foil which form at least a first chamber for receiving a first substance, and a pouch which is separate from the chamber and is used to receive the first substance, the separation between the pouch and the first chamber having a passage area that can be selectively opened, the device comprising a further portion with a chamber which is closed off with a cover foil, the second portion not being connected to the first portion via a passage area that can be selectively opened, and the first and second substances having different rheological properties.
The device as claimed in one of the preceding claims, in which the first portion has a second chamber for receiving a second substance.
The device as claimed in one of the preceding claims, in which the pouch is designed to receive a dispensing instrument.
The device as claimed in one of the preceding claims, in which a dispensing instrument is received in the pouch and has a section protruding from the latter.
The device as claimed in one of the preceding claims, in which at least one receptacle is present in the first chamber and/or if appropriate in the second chamber of the first portion.
The device as claimed in one of the preceding claims, in which the substances located in the first chamber and/or second chamber of the first portion are freeflowing, and the substance located in the further chamber of the second portion is pasty and/or kneadable.
The device as claimed in one of the preceding claims, in which one of the foils of the first portion has a peelable outer layer area and an inner layer area.
Use of the device as claimed in one of the preceding claims, for storing and, if appropriate, mixing and dispensing a free-flowing substance and, if appropriate, a pasty and/or kneadable substance.
Dependencies are inferred from the claim text.