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Browse by Category: Main > Health & Medicine
Class Information
Number: 424/424
Name: Drug, bio-affecting and body treating compositions > Preparations characterized by special physical form > Implant or insert > Surgical implant or material > Membrane or diffusion barrier
Description: Subject matter in which the sustained or differential release of active pharmaceutical takes place through a membrane or diffusion barrier.










Sub-classes under this class:

Class Number Class Name Patents
424/425 Diffusion barrier is matrix 458


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14

Patent Number Title Of Patent Date Issued
7109255 Bioresorbable hydrogel compositions for implantable prostheses Sep. 19, 2006
7108862 Bone growth compositions and methods Sep. 19, 2006
7105175 Implantable or insertable medical devices for controlled delivery of a therapeutic agent Sep. 12, 2006
7101394 Energetically-controlled delivery of biologically active material from an implanted medical device Sep. 5, 2006
7097855 Transdermal thermal polymerization Aug. 29, 2006
7094419 Method of obtaining immune cells from an animal Aug. 22, 2006
7094230 Systems and methods for delivering drugs to selected locations within the body Aug. 22, 2006
7074425 Hemostatic compositions and methods Jul. 11, 2006
7074430 Controlled release tramadol tramadol formulation Jul. 11, 2006
7070809 Hydrogel biomedical articles Jul. 4, 2006
7060288 Biomedical devices Jun. 13, 2006
7056726 membrane for encapsulation chamber of cells producing at least a biologically active substance and bioartificial organ comprising same Jun. 6, 2006
7045142 Sustained release of superoxide dismutase mimics from implantable of insertable medical devices May. 16, 2006
7041309 Spinal fusion using an HMG-CoA reductase inhibitor May. 9, 2006
7022334 Therapeutic composition and a method of coating implantable medical devices Apr. 4, 2006
7001430 Matrix composition for human grafts/implants Feb. 21, 2006
6991652 Tissue engineering composite Jan. 31, 2006
6976981 Osmotic delivery system with membrane plug retention mechanism Dec. 20, 2005
6960351 Implantable biocompatible immunoisolatory vehicle for delivery of selected therapeutic products Nov. 1, 2005
6958158 Immune modulation device for use in animals Oct. 25, 2005
6946499 Bioresorbable hydrogel compositions for implantable prostheses Sep. 20, 2005
6942873 Microfabrication of membranes containing projections and grooves for growing cells Sep. 13, 2005
6942877 Method for producing antibiotic composites Sep. 13, 2005
6939556 Minimally compliant, volume efficient piston for osmotic drug delivery systems Sep. 6, 2005
6939557 Slow release protein polymers Sep. 6, 2005
6936278 Microparticles Aug. 30, 2005
6926888 Alginate capsules for use in the treatment of brain tumor Aug. 9, 2005
6923990 Stabilized silver-ion amine complex compositions and methods Aug. 2, 2005
6908624 Coating for implantable devices and a method of forming the same Jun. 21, 2005
6899887 Osmotic delivery system with membrane plug retention mechanism May. 31, 2005
6896894 Proteins stabilized with polysaccharide gums May. 24, 2005
6890897 Use of a melanoma inhibiting activity factor (MIA) for cartilage and bone repair May. 10, 2005
6878383 Compositions for regenerating tissue that has deteriorated, and methods for using such compositions Apr. 12, 2005
6866860 Cationic alkyd polyesters for medical applications Mar. 15, 2005
6861068 Pharmaceutical compositions using semi-solid delivery vehicle Mar. 1, 2005
6858221 Intravascular delivery of mycophenolic acid Feb. 22, 2005
6855770 Drug delivery compositions and medical devices containing block copolymer Feb. 15, 2005
6835387 Sustained release of superoxide dismutase mimics from implantable or insertable medical devices Dec. 28, 2004
6833408 Methods for tissue repair using adhesive materials Dec. 21, 2004
6793938 Biodegradable compositions for the controlled release of encapsulated substances Sep. 21, 2004
6790454 Processes for the preparation of novel collagen-based supports for tissue engineering, and biomaterials obtained Sep. 14, 2004
6790458 Pharmaceutical compositions using semi-solid delivery vehicle Sep. 14, 2004
6773714 Polymeric delivery formulations of leuprolide with improved efficacy Aug. 10, 2004
6773713 Injection molding of living tissues Aug. 10, 2004
6770729 Polymer compositions containing bioactive agents and methods for their use Aug. 3, 2004
6767550 Hydroxyapatite based drug delivery implant for cancer treatment Jul. 27, 2004
6764690 Dissolvable oxides for biological applications Jul. 20, 2004
6764517 Tissue repair matrix Jul. 20, 2004
6756362 Methods and compositions based on inhibition of cell invasion and fibrosis by anionic polymers Jun. 29, 2004
6756048 Long time drug-sustained release preparation Jun. 29, 2004

1 2 3 4 5 6 7 8 9 10 11 12 13 14










 
 
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