Controlled release implantable dispensing device and method
First Claim
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1. A dispensing device which comprises a polymer which is combined with a therapeutic agent in the form of micro or nano particles which are hyper-compressed to form a controlled release dispensing unit.
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Abstract
A dispensing device having a polymer which is combined with a therapeutic agent in the form of a microparticle or nanoparticle which is “hyper-compressed” to form a controlled release dispensing device and methods of locally administering a therapeutic agent using said microparticles.
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Citations
20 Claims
- 1. A dispensing device which comprises a polymer which is combined with a therapeutic agent in the form of micro or nano particles which are hyper-compressed to form a controlled release dispensing unit.
- 9. A method of locally administering a drug which comprises forming a dispensing device comprising a polymer in combination with a therapeutic agent in the form of a microparticle or nanoparticle which is compressed to form a controlled release dispensing unit and thereafter placing said dispensing unit in a patient in a location that will provide for the localized or systemic release of the drug.
- 17. A method of locally administering a drug which comprises forming a dispensing device comprising a polymer in combination with a therapeutic agent in the form of a microparticle which is compressed to form a controlled release dispensing unit and thereafter placing said dispensing unit in contact with an injectable liquid to disperse the microparticles and form a suspension of microparticles prior to placing said suspension in a patient in a location that will provide for release of the drug.
Specification