User-actuated storage assembly for injection device
First Claim
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1. A storage assembly, comprising:
- a housing connectable to a drug delivery device;
a first chamber disposed in said housing;
a plurality of penetrating members stored in said first chamber;
a second chamber disposed in said housing for storing said plurality of penetrating members after being used in an injection;
a transfer drum disposed in said housing for transferring one of said penetrating members from said first chamber to an injection position and from said injection position to said second chamber following an injection; and
a spring biasing said plurality of penetrating members to a position to be transferred from said first chamber to said transfer drum.
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Accused Products
Abstract
A storage assembly is removably connectable to a drug delivery device. A first chamber is disposed in the housing. A plurality of penetrating members are stored in the first chamber. A second chamber is disposed in the housing for storing the plurality of penetrating members after being used in an injection. A transfer drum disposed in the housing transfers one of the penetrating members from the first chamber to an injection position and from the injection position to the second chamber following an injection.
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Citations
22 Claims
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1. A storage assembly, comprising:
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a housing connectable to a drug delivery device; a first chamber disposed in said housing; a plurality of penetrating members stored in said first chamber; a second chamber disposed in said housing for storing said plurality of penetrating members after being used in an injection; a transfer drum disposed in said housing for transferring one of said penetrating members from said first chamber to an injection position and from said injection position to said second chamber following an injection; and a spring biasing said plurality of penetrating members to a position to be transferred from said first chamber to said transfer drum. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A storage assembly, comprising:
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a housing connectable to a drug delivery device; a first chamber disposed in said housing; a plurality of penetrating members stored in said first chamber; a second chamber disposed in said housing for storing said plurality of penetrating members after being used in an injection; and a transfer drum disposed in said housing for transferring one of said penetrating members from said first chamber to an injection position and from said injection position to said second chamber following an injection; wherein said transfer drum comprises a plurality of openings; a transfer slide is movably disposed in each of said plurality of openings and is adapted to receive one of said penetrating members from said first chamber, said transfer slide being movable between a first position in which said penetrating member is within said housing and a second position in which said penetrating member extends from said housing drum to perform the injection; and a finger extends outwardly from said second chamber to facilitate transfer of said penetrating member from said transfer slide of said transfer drum to said second chamber.
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15. A method of performing an injection with a drug delivery device, comprising the steps of:
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biasing said plurality of penetrating members to a position to be transferred from said first chamber to said transfer drum; transferring one of a plurality of penetrating members from a first chamber to a transfer drum by rotating the drug delivery device; moving the transferred penetrating member to an injection position by continued rotation of the drug delivery device; injecting a medicament from the drug delivery device through the transferred penetrating member into an injection site; and transferring the used penetrating member to a second chamber. - View Dependent Claims (16, 17, 18, 19)
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20. A storage assembly, comprising:
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a housing connectable to a drug delivery device; a first chamber disposed in said housing; a plurality of penetrating members stored in said first chamber; a second chamber disposed in said housing for storing said plurality of penetrating members after being used in an injection; and a transfer drum disposed in said housing for transferring one of said penetrating members from said first chamber to an injection position and from said injection position to said second chamber following an injection, wherein; said transfer drum comprises a plurality of openings; a transfer slide is movably disposed in each of said plurality of openings and is adapted to receive one of said penetrating members from said first chamber, said transfer slide being movable between a first position in which said penetrating member is within said housing and a second position in which said penetrating member extends from said housing drum to perform the injection; a spring biases said transfer slide to said first position; and a retaining ring connected to said transfer drum limits movement of said transfer slide back to said first position by said spring.
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21. A storage assembly, comprising:
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a housing connectable to a drug delivery device; a first chamber disposed in said housing; a plurality of penetrating members stored in said first chamber; a second chamber disposed in said housing for storing said plurality of penetrating members after being used in an injection; and a transfer drum disposed in said housing for transferring one of said penetrating members from said first chamber to an injection position and from said injection position to said second chamber following an injection, wherein; a drive gear having a protrusion is connected to the drug delivery device and a driven gear having a plurality of slots is connected to said transfer drum, such that rotation of said drive gear rotates said driven gear when said protrusion engages one of said plurality of slots; a fluid connector disposed in said housing is in fluid communication with the drug delivery device, said fluid connector being in fluid communication with said penetrating member when said penetrating member is in said second position; a seal is formed around a connection between said fluid connector and said penetrating member when said penetrating member is in said second position; and a linear cam is engaged by a hub cam on said drive gear to create said seal around said penetrating member. - View Dependent Claims (22)
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Specification