Implantable device for controlled drug delivery
US9017312B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 5, 2010 |
| Grant date | Apr 28, 2015 |
| Priority date | — |
| Expiry date | Mar 31, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2210/1085
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Implantable devices and methods for delivery of lidocaine or other drugs to a patient are provided. In one embodiment, the device includes a first drug portion which has a first drug housing which contains a first drug formulation in a solid form which includes a pharmaceutically acceptable salt of lidocaine; and a second drug portion which includes a second drug housing which contains a second drug formulation which includes lidocaine base. In another embodiment, the device includes a drug reservoir component which has an elastic tube having at least one lumen bounded by a porous sidewall having an open-cell structure, a closed-cell structure, or a combination thereof; and a drug formulation contained within the at least one lumen, wherein the device is deformable between a low-profile deployment shape and a relatively expanded retention shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.