Patent application number | Description | Published |
20100260780 | Uniform field magnetization and targeting of therapeutic formulations - Systems and methods for magnetic targeting of therapeutic particles are provided. Therapeutic particles comprise one or more magnetic or magnetizable materials and at least one therapeutic agent. Therapeutic particles are specifically targeted using uniform magnetic fields capable of magnetizing magnetizable materials, and can be targeted to particular locations in the body, or can be targeted for capture, containment, and removal. Therapeutic particles can comprise antioxidant enzymes, and can be targeted to cells to protect the cells from oxidative damage. | 10-14-2010 |
20130156792 | Uniform field magnetization and targeting of therapeutic formulations - Systems and methods for magnetic targeting of therapeutic particles are provided. Therapeutic particles comprise one or more magnetic or magnetizable materials and at least one therapeutic agent. Therapeutic particles are specifically targeted using uniform magnetic fields capable of magnetizing magnetizable materials, and can be targeted to particular locations in the body, or can be targeted for capture, containment, and removal. Therapeutic particles can comprise antioxidant enzymes, and can be targeted to cells to protect the cells from oxidative damage. | 06-20-2013 |
20130243862 | PHOTOCHEMICAL ACTIVATION OF SURFACES FOR ATTACHING BIOMATERIAL - A water-soluble photo-activatable polymer including: a photo-activatable group adapted to be activated by an irradiation source and to form a covalent bond between the water-soluble photo-activatable polymer and a matrix having at least one carbon; a reactive group adapted to covalently react with a biomaterial for subsequent delivery of the biomaterial to a cell; a hydrophilic group; and a polymer precursor. A composition including a monomolecular layer of the water-soluble photo-activatable polymer and a matrix having at least one carbon, wherein the monomolecular layer is covalently attached to the matrix by a covalent bond between the photo-activatable group and the at least one carbon. The composition further includes a biomaterial having a plurality of active groups, wherein the biomaterial is covalently attached to the monomolecular layer by covalent bonding between the active groups and reactive groups. Also provided is a method for delivery of a biomaterial to a cell. | 09-19-2013 |
20130267762 | MAGNETIC TARGETING DEVICE, SYSTEM AND METHOD - A treatment system includes a magnetic targeting catheter and a plurality of MNP. The MNP may include one or more magnetic field-responsive agents and one or more therapeutic agents. The catheter may include an inner shaft having at least one lumen and a fluid delivery balloon adapted to administer a fluid from the inner shaft into a space surrounding the catheter. An expandable mesh formed of a magnetizable material may surround the fluid delivery balloon. The catheter may further include one or more occlusion balloons for controlling blood flow through a vessel in which the catheter is placed. A method of treating a medical condition may include advancing a magnetic targeting catheter to a site, deploying an expandable mesh connected to the catheter, applying a magnetic field to the mesh and depositing a plurality of MNP or cells loaded with MNP near the mesh. | 10-10-2013 |
20130296285 | Design of Hydrolytically Releasable Prodrugs for Sustained Release Nanoparticle Formulations - A prodrug according to formula (I) wherein R | 11-07-2013 |
20150119388 | NOVEL PRO- AND CODRUG DERIVATIVES FOR NANOPARTICLE DELIVERY OF SELECT ANTICANCER AGENTS FORMED USING RAPIDLY CLEAVABLE PHENOLIC ESTER BRIDGES - An ester of ArOH according to the formula R—X—CO—OAr, wherein ArOH is a pharmaceutically active compound selected from the group consisting of SN-38, PI-103, etoposide and fenretinide, wherein a) R is a residue of cholesterol, sitosterol, SN-38, PI-103, etoposide or fenretinide and X is O—CO-L, wherein L is either a direct bond or a linking group including a branched or unbranched hydrocarbyl moiety that may optionally include in-chain or pendant heteroatom substituents and/or cyclic moieties; b) R—X—CO-0 is an all-trans retinoate radical or the 9-cis or 13-cis isomer thereof; or c) R—X— is a branched or unbranched, saturated or unsaturated hydrocarbyl moiety comprising at least 5 carbon atoms and optionally including at least one in-chain or pendant heteroatom substituent and/or cyclic moiety. A dispersion of nanoparticles in an aqueous medium includes nanoparticles including an ester of ArOH according to the formula R—X—CO—OAr wherein ArOH is a pharmaceutically active compound in which Ar is a substituted or unsubstituted aryl or heteroaryl radical, and wherein R is as defined above or R—X—CO-0 is as defined above. The ester or dispersion may be used to treat a diagnosed medical condition in a patient. | 04-30-2015 |
20150290338 | AFFINITY PEPTIDE-MODIFIED PARTICLES AND TARGETED DRUG DELIVERY METHODS - A therapeutic particle comprises a particle comprising one or more therapeutic agents and one or more fibrin-avid peptide variants attached to the surface of the particle. A method for magnetically targeting a therapeutic agent toward a device in a subject, such as a temporarily introduced magnetizable catheter or an implanted stent, comprises administering the therapeutic particles to the subject and generating a magnetic field, which targets the magnetic particles toward the device. The affinity peptide-modified therapeutic particles may comprise an effective amount of an anti-proliferative agent, such as paclitaxel, to inhibit or prevent in-stent restenosis. | 10-15-2015 |
Patent application number | Description | Published |
20090082611 | Uniform field magnetization and targeting of therapeutic formulations - Systems and methods for magnetic targeting of therapeutic particles are provided. Therapeutic particles comprise one or more magnetic or magnetizable materials and at least one therapeutic agent. Therapeutic particles are specifically targeted using uniform magnetic fields capable of magnetizing magnetizable materials, and can be targeted to particular locations in the body, or can be targeted for capture, containment, and removal. Also provided are bioresorbable nanoparticles prepared without the use of organic solvents, and methods for therapeutically using such bioresorbable nanoparticles. | 03-26-2009 |
20090216320 | Magnetic Gradient Targeting And Sequestering Of Therapeutic Formulations And Therapeutic Systems Thereof - A therapeutic system and a method that uses stents, and/or other implantable devices ( | 08-27-2009 |
20100210015 | PHOTOCHEMICAL ACTIVATION OF SURFACES FOR ATTACHING BIOMATERIAL - A water-soluble photo-activatable polymer including: a photo-activatable group adapted to be activated by an irradiation source and to form a covalent bond between the water-soluble photo-activatable polymer and a matrix having at least one carbon; a reactive group adapted to covalently react with a biomaterial for subsequent delivery of the biomaterial to a cell; a hydrophilic group; and a polymer precursor. A composition including a monomolecular layer of the water-soluble photo-activatable polymer and a matrix having at least one carbon, wherein the monomolecular layer is covalently attached to the matrix by a covalent bond between the photo-activatable group and the at least one carbon. The composition further includes a biomaterial having a plurality of active groups, wherein the biomaterial is covalently attached to the monomolecular layer by covalent bonding between the active groups and reactive groups. Also provided is a method for delivery of a biomaterial to a cell. | 08-19-2010 |
20120184941 | MULTICOMPONENT MAGNETIC NANOPARTICLE DELIVERY SYSTEM FOR LOCAL DELIVERY TO HEART VALVE LEAFLETS AND OTHER ANIMAL TISSUES - The invention features devices, systems, and methods for targeted delivery of therapeutic agents in magnetic particle carriers to desired locations on tissue in the body. The systems and methods utilize at least one device comprising a source of magnetization, and at least one device comprising a magnetic or magnetizable material, to facilitate close tissue apposition and sealing, and to facilitate site-specific delivery of magnetic particles comprising therapeutic agents. | 07-19-2012 |
20130011370 | Uniform Field Magnetization and Targeting of Therapeutic Formulations - Systems and methods for magnetic targeting of therapeutic particles are provided. Therapeutic particles comprise one or more magnetic or magnetizable materials and at least one therapeutic agent. Therapeutic particles are specifically targeted using uniform magnetic fields capable of magnetizing magnetizable materials, and can be targeted to particular locations in the body, or can be targeted for capture, containment, and removal. Also provided are bioresorbable nanoparticles prepared without the use of organic solvents, and methods for therapeutically using such bioresorbable nanoparticles. | 01-10-2013 |
20130096361 | Uniform field magnetization and targeting of therapeutic formulations - Systems and methods for magnetic targeting of therapeutic particles are provided. Therapeutic particles comprise one or more magnetic or magnetizable materials and at least one therapeutic agent. Therapeutic particles are specifically targeted using uniform magnetic fields capable of magnetizing magnetizable materials, and can be targeted to particular locations in the body, or can be targeted for capture, containment, and removal. Also provided are bioresorbable nanoparticles prepared without the use of organic solvents, and methods for therapeutically using such bioresorbable nanoparticles. | 04-18-2013 |
20140170201 | UNIFORM FIELD MAGNETIZATION AND TARGETING OF THERAPEUTIC FORMULATIONS - Systems and methods for magnetic targeting of therapeutic particles are provided. Therapeutic particles comprise one or more magnetic or magnetizable materials and at least one therapeutic agent. Therapeutic particles are specifically targeted using uniform magnetic fields capable of magnetizing magnetizable materials, and can be targeted to particular locations in the body, or can be targeted for capture, containment, and removal. Also provided are bioresorbable nanoparticles prepared without the use of organic solvents, and methods for therapeutically using such bioresorbable nanoparticles. | 06-19-2014 |