Patent application number | Description | Published |
20120040137 | FIBER COMPOSITE STRUCTURE - Disclosed are fiber composite structures comprising a matrix material and at least one polymeric fiber in contact with the matrix material. The fiber(s) are preferably characterized by a diameter of up to about 20 microns. In certain embodiments, the fiber(s) comprise a therapeutic agent in an amount that exceeds the solubility limit of the therapeutic agent in the fiber polymer. In some embodiments, the fiber(s) comprise an inner radial portion and an outer radial portion. | 02-16-2012 |
20120193836 | Electrospinning Process for Manufacture of Multi-Layered Structures - Devices and methods for high-throughput manufacture of concentrically layered nanoscale and microscale fibers by electrospinning are disclosed. The devices include a hollow tube having a lengthwise slit through which a core material can flow, and can be configured to permit introduction of sheath material at multiple sites of Taylor cone formation. | 08-02-2012 |
20130071463 | IMPLANTS FOR POSTOPERATIVE PAIN - Medical implants and methods useful in treating postoperative pain are described. The implants comprise one or more electrospun drug-loaded fibers, which fibers comprise a drug useful in the treatment of pain. The implants are implanted at sites of interest including joint capsules, bones, and subcutaneous spaces, and are secured with tissue flaps or fasteners. | 03-21-2013 |
20130241115 | Electrospinning Process for Manufacture of Multi-Layered Structures - Devices and methods for high-throughput manufacture of concentrically layered nanoscale and microscale fibers by electrospinning are disclosed. The devices include a hollow tube having a lengthwise slit through which a core material can flow, and can be configured to permit introduction of sheath material at multiple sites of Taylor cone formation formation. | 09-19-2013 |
20130313758 | ELECTROSPINNING PROCESS FOR FIBER MANUFACTURE - Devices and methods for high-throughput manufacture of concentrically layered nanoscale and microscale fibers by electrospinning are disclosed. The devices include a hollow tube having a lengthwise slit through which a core material can flow, and can be configured to permit introduction of sheath material at multiple sites of Taylor cone formation formation. | 11-28-2013 |
20140103583 | SYSTEMS AND METHODS FOR FACILITATING THE GENERATION OF CORE-SHEATH TAYLOR CONES IN ELECTROSPINNING - Systems and methods for electrospinning of core-sheath fibers are provided. The systems and methods achieve optimization of a shear stress that exists at a fluid boundary between core and sheath polymer solutions, by varying certain parameters of an electrospinning apparatus and/or the solutions used therewith. | 04-17-2014 |
20140322512 | CORE-SHEATH FIBERS AND METHODS OF MAKING AND USING SAME - According to one aspect of the invention, multicomponent fiber are provided, which comprise (a) a polymeric core that comprises a core-forming polymer and (b) a polymeric sheath that comprises a sheath-forming polymer that is different than the core-forming polymer. Examples of core-forming polymers include, for instance, crosslinked polysiloxanes and thermoplastic polymers, among others. Examples of sheath-forming polymers include, for instance, solvent-soluble polymers, degradable polymers and hydrogel-forming polymers, among others. Other aspects of the present invention pertain to methods of forming such multicomponent fibers. For example, in certain preferred embodiments, the multicomponent fibers are formed using coaxial electrospinning techniques. Still other aspects of the present invention pertain to meshes and other articles that are formed using the multicomponent fibers. | 10-30-2014 |
20150035181 | PATTERNED SLIT FIXTURES AND SURFACES FOR HIGH THROUGHPUT SLIT-SURFACE ELECTROSPlNNING - The present invention relates generally to the field of electrospinning. In particular, the present invention relates to an electrospinning device that includes a slit-fixture defined by an elongate aperture disposed between opposing elements of an electrically conductive material. These elements include a variety of patterns/shapes that affect the flow of fluid through the aperture and the electrical field across the aperture. | 02-05-2015 |