Liquid reagent blister with multilayer foil and blister piercing structure
AssigneeSCHOTT MiniFab Pty. Ltd.
InventorsJason HAYES, Matthew SOLOMON, Ellen VAN DER HEIDE, Sean McSweeney
Life of this patent
Estimating the term…
Abstract
A liquid reagent blister includes a domed foil defining an interior for a liquid reagent; and a sealing foil sealing the domed foil at a seal, the sealing foil having a sealing foil support layer and a sealing foil inner layer facing the domed foil, the sealing foil inner layer being an inert polymer, the sealing foil or the domed foil having at least one crimp at the seal. A blister piercing structure includes a base; and two prongs 1 to 2 mm apart and having flat tops for piercing and tearing the sealing foil of the blister when the blister top is pressed. A further blister, cartridge and method are also provided.
Claims21
A liquid reagent blister comprising:
- a domed foil defining an interior for a liquid reagent;
- and
- a sealing foil sealing the domed foil at a seal, the sealing foil having a sealing foil support layer and a sealing foil inner layer facing the domed foil, the sealing foil inner layer being an inert polymer, the sealing foil or the domed foil having at least one crimp at the seal.
A liquid reagent blister comprising:
- a domed foil defining an interior for a liquid reagent;
- and
- a sealing foil sealing the domed foil at a seal, the sealing foil having a sealing foil support layer and a sealing foil inner layer facing the domed foil, the sealing foil inner layer being an inert polymer, wherein the seal has a width of 2 to 6 mm.
A blister piercing structure comprising:
- a base;
- and
- two prongs between 1 to 2 mm apart and having flat tops for piercing and tearing the sealing foil of the blister when the blister top is pressed.
A method for sealing a liquid reagent in a blister comprising:
- forming a dome in a foil to create a domed foil;
- placing liquid reagent in the domed foil;
- sealing the domed foil with a sealing foil sealing the domed foil at a seal, the sealing foil having a sealing foil support layer and a sealing foil inner layer facing the domed foil, the sealing foil inner layer being an inert polymer;
- and
- crimping the sealing foil or the domed foil to create at least one crimp at the seal.
Dependencies are inferred from the claim text.