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Class 427/2.25 - Liquid conveying (e.g., vascular, arterial, bile duct, urethra)


Subclass of Class 427 - Coating processes
Definition: Processes in which the product is intended to replace or
No. of patents: 375
Last issue date: 04/17/2012


1                    
NumberTitleIssue Date
8158187Dry diazeniumdiolation methods for producing nitric oxide releasing medical devices
The methods of the present disclosure in a broad aspect provide for dry diazeniumdiolation procedures for producing nitric oxide releasing medical devices. These medical devices may alternatively have cap coats applied prior to dry diazeniumdiolation to produce nitr...
04/17/2012
8147899Methods and systems for depositing coating on a medical device
The present invention is directed to methods and systems for aligning and coating a medical device during a single coating cycle. A first section of an applicator may apply a contact force to surfaces of the medical device. The contact force may align and remove sur...
04/03/2012
8114466Methods of applying coating to the inside surface of a stent
A method of applying a coating material to a stent includes the steps of providing a generally tubular stent having an inside surface and an outside surface and applying a coating material to the inside surface of the stent without applying that coating material to ...
02/14/2012
8084077One-step phosphorylcholine-linked polymer coating and drug loading of stent
A one step method for drug coating an interventional device is disclosed by mixing a drug with a phosphorylcholine-linked methacrylate polymer in a liquid and applying the mixture to an interventional device, such as a stent, in a single step. ...
12/27/2011
8075940Bioactive material coating method and tube
A method for coating bioactive material and a structured coated with a bioactive material are disclosed. The bioactive material coating method includes: flowing a coating solution, produced as a bioactive material is dissolved in a mixed solvent, inside a structure ...
12/13/2011
8067055Drug-delivery endovascular stent and method of use
A radially expandable, endovascular stent designed for placement at a site of vascular injury, for inhibiting restenosis at the site, a method of using, and a method of making the stent. The stent includes a radially expandable body formed of one or more metallic fi...
11/29/2011
8053020Process for coating a portion of an implantable medical device
Methods are provided for coating a first surface of a device while also preventing coating of a second surface of the device by forming a covering of solid carbon dioxide on the second surface. In one embodiment of the invention, a method is provided for coating a l...
11/08/2011
7931934Medical device having diamond-like thin film and method for manufacturing thereof
A medical device includes a medial device body, and a diamond-like thin film covering the medical device body and containing silicon. The diamond-like thin film has a concentration of silicon which is lower in a surface thereof than in an interface thereof with the ...
04/26/2011
7892595Implantable device coating system and method
An implantable device coating system method includes providing the implantable device having an exterior surface, the exterior surface including a plurality of pores in fluidic communication with an ambient environment. The method further includes applying a coating...
02/22/2011
7785653Method and apparatus for loading a beneficial agent into an expandable medical device
The present invention relates to method and apparatus for dispensing a beneficial agent into an expandable medical device. The method includes the step of placing an expandable medical device on a support and dispensing a beneficial agent into a plurality of opening...
08/31/2010
7648727Methods for manufacturing a coated stent-balloon assembly
Methods of coating a stent subsequent to mounting or crimping of the stent on a balloon of a catheter assembly are disclosed. One method includes forming a sacrificial layer on a balloon of a catheter assembly; followed by mounting a stent on the balloon, the stent ...
01/19/2010
7485335Stent mounting device and a method of using the same to coat a stent
A stent mounting device and a method of coating a stent using the device are provided. ...
02/03/2009
7425345Apparatus and method for coating objects using an optical system
An apparatus comprises a dispenser, a coherent energy source and an beam steering system. The dispenser defines a path of a droplet. The beam steering system is coupled to the coherent energy source and is configured to define a beam path of the coherent energy sour...
09/16/2008
7419696Medical devices for delivering a therapeutic agent and method of preparation
A method for making an intravascular stent by applying to the body of a stent a solution which includes a solvent, a polymer dissolved in the solvent and a therapeutic substance dispersed in the solvent and then evaporating the solvent. The inclusion of a polymer in...
09/02/2008
7410665Coated implantable medical device
A coated implantable medical device 10 includes a structure 12 adapted for introduction into the vascular system, esophagus, trachea, colon, biliary tract, or urinary tract; at least one coating layer 16 posited on one surface of the structure; and at least one laye...
08/12/2008
7407684Multi-step method of manufacturing a medical device
A multi-step method of manufacturing a medical device containing therapeutic agents that results in a lower maximum error in the amount of therapeutic agents actually disposed thereon and that allows for differential drug release kinetics along the length of the med...
08/05/2008
7390524Method for electrostatic spraying of an abluminal stent surface
A method for electrostatic spraying of an abluminal surface of a stent is provided. ...
06/24/2008
7390523Method of forming a diffusion barrier layer for implantable devices
A method of forming a diffusion barrier for an implantable medical device carrying a therapeutic or bioactive substance is disclosed. The diffusion barrier reduces the rate at which the therapeutic or bioactive substance is released from the device. The diffusion ba...
06/24/2008
7387810Method of forming rate limiting barriers for implantable devices
A method is disclosed for forming a coating on implantable medical devices including an interpenetrating polymer network that serves as a rate limiting barrier. ...
06/17/2008
7384660Implantable device having substances impregnated therein and a method of impregnating the same
A method of impregnating an implantable device, such as a vasclar graft or a covering adapted to be disposed over a prosthesis, is provided. The substances may be impregnated within the implantable device as a passive coating or as a delivery matrix for a matrix for...
06/10/2008
7374791Method for making and measuring a coating on the surface of a medical device using an ultraviolet laser
This invention relates to a method for manufacturing an implantable medical device, having a surface covered with a coating that can include a desired amount of a biologically active material, using an ultraviolet (UV) laser. The invention also pertains to a method ...
05/20/2008
7371424Method and apparatus for coating a medical device using a coating head
Methods and apparatuses for coating surface of medical devices using coating heads are disclosed. In one embodiment, the invention includes a coating method using a coating head, wherein the coating head comprises at least one outlet orifice from which flows a coati...
05/13/2008
7363074Coatings comprising self-assembled molecular structures and a method of delivering a drug using the same
A coating for an implantable medical device is disclosed, the coating including a self-assembled molecular structure. The coating can be used for altering the release rate of a therapeutic substance from the implantable device. ...
04/22/2008
7357793Polymers of fluorinated and hydrophilic monomers
A polymer blend that contains a polymer of fluorinated monomers and another biocompatible polymer. The polymer blend can form a coating on a medical device. The medical device can be used for treat, prevent or ameliorate a medical condition. ...
04/15/2008
7354480Stent mandrel fixture and system for reducing coating defects
A stent mandrel fixture for supporting a stent during the application of a coating substance is provided. ...
04/08/2008
7347869Implantable valvular prosthesis
The present invention relates to a medical device, and in particular, to a stent-based valve. The valve includes a radially expandable structural frame including an anchor structure having a first and a second open end, a connecting member having a first and a secon...
03/25/2008
7348055Reagent and method for providing coatings on surfaces
A grafting reagent and related method of using the reagent to form a polymeric layer on a support surface, and particularly a porous support surface, in a manner that provides and/or preserves desired properties (such as porosity) of the surface. The reagent and met...
03/25/2008
7341630Stent coating system
A nozzle for use in a coating apparatus for the application of a solvent and polymer to a stent is provided. ...
03/11/2008
7335391Method for coating implantable devices
A method of forming a coating for an implantable medical device, such as a stent, is provided which includes applying a composition to the device in an environment having a selected pressure. ...
02/26/2008
7335265Apparatus and method for coating stents
An apparatus for coating implantable medical devices, such as stents, is disclosed. A method of coating stents using the apparatus is also disclosed. The apparatus includes a barrier or barriers for isolating an area of the stent on which a composition for coating a...
02/26/2008
7335314Method of making an implantable medical device
An implantable medical device, such as a stent or graft, having asperities on a designated region of its outer surface is disclosed. The asperities can serve to improve retention of one or more layers of a coating on the device and to increase the amount of coating ...
02/26/2008
7331990Stents with proximal and distal end elevations
A prosthetic stent with a tubular wall having local inwardly or outwardly formed elevations. Stents having such elevations have a higher mechanical stability if bent according to the curvature of the body vessels to be supported or repaired. Also a method for manufa...
02/19/2008
7329366Method of polishing implantable medical devices to lower thrombogenecity and increase mechanical stability
The present invention relates to a method of polishing an implantable medical device. The method may include positioning an implantable medical device on a support. At least a portion of a surface of the implantable medical device may include a polymer. A fluid may ...
02/12/2008
7329413Coatings for drug delivery devices having gradient of hydration and methods for fabricating thereof
Coatings for implantable medical devices, and methods for fabricating thereof, are provided. The coatings include a first polymer layer and a second polymer layer, where the second polymer has a higher degree of hydration than the first polymer. ...
02/12/2008
7326433Method of cryogenically coating a device
The present invention is directed to a method for coating a surface of a medical device with a coating composition. The method involves chilling the surface to be coated to below the freezing point of at least one solvent contained in the composition. This coating c...
02/05/2008
7323209Apparatus and method for coating stents
An apparatus and method is provided for forming coatings on stents. The apparatus includes a temperature adjusting element that can increase or decrease the temperature of the stent. The apparatus can support a stent during the application of a coating composition t...
01/29/2008
7323208Modified porous materials and method of forming the same
Modified porous materials are disclosed having interconnected, complexly shaped three-dimensional surfaces. The modification is accomplished by crosslinking the three-dimensional surfaces and/or by coating the three-dimensional surfaces with a layer of a predetermin...
01/29/2008
7323210Method for depositing a coating onto a surface of a prosthesis
A patterned coating on a prosthesis, for example a stent, and a method for forming the coating are disclosed. Additionally, an apparatus for forming the patterned coating is disclosed. ...
01/29/2008
7318932Coatings for drug delivery devices comprising hydrolitically stable adducts of poly(ethylene-co-vinyl alcohol) and methods for fabricating the same
A polymer coating for medical devices based on a derivatized poly(ethylene-co-vinyl alcohol) is disclosed. A variety of polymers are described to make coatings for medical devices, particularly, for drug delivery stents. The polymers include poly(ethylene-co-vinyl a...
01/15/2008
7311980Polyactive/polylactic acid coatings for an implantable device
A polymeric coating for a medical device that comprises poly(lactic acid) and a block copolymer including blocks of poly(ethylene glycol) and poly(butylene terephthalate) is provided. ...
12/25/2007
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