Implantable device for the dosed administration of medicaments to the human body
First Claim
1. An implantable device (1) for the dosed administration of medicaments to the human body, comprisinga first chamber (4) for storing a medicament,said chamber being provided with a refill opening (12'"'"') sealed by means of a pierceable septum (12), andconnected via an outlet opening (6) to an outlet catheter (8);
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Accused Products
Abstract
An implantable device for the dosed administration of medicaments to the human body includes a first chamber for storing a medicament and having a refill opening sealed by a pierceable septum and an outlet opening communicating with an outlet catheter, a second chamber separated from the first chamber by a flexible diaphragm which serves to apply pressure to the medicament, and a hollow fiber capillary filter disposed at the outlet opening of the first chamber to act as a filter.
83 Citations
20 Claims
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1. An implantable device (1) for the dosed administration of medicaments to the human body, comprising
a first chamber (4) for storing a medicament, said chamber being provided with a refill opening (12'"'"') sealed by means of a pierceable septum (12), and connected via an outlet opening (6) to an outlet catheter (8); - and
a second chamber (5) which is separated by a flexible diaphragm (3) from said first chamber (4) and serves to apply pressure via said diaphragm (3) to said medicament provided in said first chamber (4), characterized in that a porous hollow fiber capillary (15) disposed at the outlet opening of said first chamber (4) is provided as a filter. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 20)
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13. An implantable device (1) for the dosed administration of medicaments to the human body, comprising
a first chamber (4) for storing a medicament, said chamber being provided with a refill opening (12'"'"') sealed by means of a pierceable septum (12), and connected via an outlet opening (6) to an outlet catheter (8); - and
a second chamber (5) which is separated by a flexible diaphragm (3) from said first chamber (4) and serves to apply pressure via said diaphragm (3) to said medicament provided in said first chamber (4), characterized in that porous hollow fiber capillary (15) guided through the outlet opening (6) into said first chamber (4) is provided as a filter. - View Dependent Claims (14, 15, 16)
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17. An implantable device (1) for the dosed administration of medicaments to the human body, comprising
a first chamber (4) for storing a medicament, said chamber being provided with a refill opening (12'"'"') sealed by means of a pierceable septum (12), and connected via an outlet opening (6) to an outlet catheter (8); - and
a second chamber (5) which is separated by a flexible diaphragm (3) from said first chamber (4) and serves to apply pressure via said diaphragm (3) to said medicament provided in said first chamber (4), characterized in that a porous hollow fiber capillary (15) disposed at the outlet opening of said first chamber (4) is provided as a filter, wherein said hollow fiber capillary (15) is inserted inside said first chamber (4) into a groove (16) which is disposed above said diaphragm (3). - View Dependent Claims (18, 19)
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Specification