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| Number | Title | Issue Date |
| 8142415 | Braided catheter reinforcement layer having short axial filament segments A catheter includes an elongate member having a braided reinforcing layer. The reinforcing layer comprises a plurality of continuous filaments that transform from a braided configuration to short axially oriented segments in a least one location along the catheter. ... | 03/27/2012 |
| 8021352 | Unfused catheter body feature and methods of manufacture The disclosure is directed to tubular bodies for catheters. An inner tubular catheter body has an inner layer, a braided portion over the inner layer and an outer layer. The outer layer is fused to the braided portion for a selected length or lengths of the inner tu... | 09/20/2011 |
| 7985214 | Intravascular catheter with composite reinforcement An intravascular catheter that exhibits the combined features of superior flexibility, softness, radiopacity and oval/kink resistance. The catheter includes an elongate shaft having a proximal region, a distal region and a lumen extending therethrough. The proximal ... | 07/26/2011 |
| 7955313 | Composite catheter braid Composite catheter braids can be formed from a plurality of filaments, some of which can include significant amounts of molybdenum. Filaments including stainless steel and other materials can be used in combination with filaments including molybdenum. Individual fil... | 06/07/2011 |
| 7909812 | Catheter with composite stiffener A catheter comprising an elongate tubular member having a proximal end, a distal end, and a passageway defining a lumen extending between the proximal and distal ends. The elongate tubular member comprises a relatively stiff proximal section and a relatively flexibl... | 03/22/2011 |
| 7901396 | Transvenous medical device delivery system A medical device delivery system and method of manufacture that includes an outer catheter, a first inner catheter insertable through the outer catheter, and a second inner catheter insertable through the first inner catheter and adapted to receive a guidewire exten... | 03/08/2011 |
| 7766896 | Variable stiffness catheter assembly A catheter comprising an outer shaft comprising a first section of electroactive polymer. The first section of electroactive polymer affecting either the flexibility of the catheter or the steerability of the catheter. ... | 08/03/2010 |
| 7763012 | Devices and methods for crossing a chronic total occlusion A catheter comprises an elongate tubular member having a proximal end and a distal end, and a deflectable tip at the distal end of the elongate tubular member. The deflectable tip comprises a first helical coil having a first diameter and a second helical coil havin... | 07/27/2010 |
| 7744587 | Surface modified reinforcing member for medical device and method for making same Medical devices, medical device components, and methods of making the same. For example, one embodiment provides a method of making a reinforcing member adapted and configured for use in a medical device. The method includes providing one or more structural elements... | 06/29/2010 |
| 7507229 | Wire braid-reinforced microcatheter This invention is directed to a multi-layer catheter for navigation to remote locations within the body, comprising a liner layer, a braid layer and an outer jacket. The catheter provides a high degree of flexibility needed to traverse the vasculature and a high deg... | 03/24/2009 |
| 7438712 | Multi-braid exterior tube A multiple braid exterior tube having a composite structure which includes an inner tubular layer, reinforcing layers and a polymer matrix layer. The exterior tube is formed with polymeric materials and metallic reinforcing braiding configured to provide greater ten... | 10/21/2008 |
| 7361830 | Polymer encapsulated micro-thermocouple A thermocouple produced by removing insulation from a distal end of each of at least first and second thermocouple conductors, forming a thermocouple junction at the distal ends of the at least first and second thermocouple conductors, placing the thermocouple junct... | 04/22/2008 |
| 7354480 | Stent 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 |
| 7354428 | Guiding catheter shaft with improved radiopacity on the wire braid An intracorporeal catheter, such as a guiding catheter, employed for intraluminal procedures is disclosed. The catheter generally has an elongated catheter shaft including a polymeric inner layer and a non-radiopaque outer polymeric layer, along with a radiopaque re... | 04/08/2008 |
| 7337009 | Lead having composite tubing A lead assembly includes a flexible lead body which extends from a proximal end to a distal end, the lead body includes one or more conductors. The lead assembly further includes an electrode assembly, and at least one coating of insulative material coated directly ... | 02/26/2008 |
| 7335265 | Apparatus 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 |
| 7331948 | Catheter and catheter fabrication method A catheter is fabricated by joining a first catheter body segment, the first segment including a braided or coiled filament reinforcing layer contained within an outer layer, to a second catheter body segment by thermal fusion in a zone including an interface betwee... | 02/19/2008 |
| 7309318 | Flexible composite guidewire for intravascular catheter The present invention relates generally to guidewires with a high level of torquability, flexibility, and elasticity. In an embodiment, a guidewire comprises an elongate shaft having an outside diameter. The shaft may include a filler and a polymeric matrix, wherein... | 12/18/2007 |
| 7309324 | Non-compliant medical balloon having an integral woven fabric layer A non-compliant medical balloon may be changed from a deflated state to an inflated state by increasing pressure within the balloon. The non-compliant medical balloon is composed of a woven fabric layer composed of at least two woven fabric fibers forming an angle. ... | 12/18/2007 |
| 7306585 | Guide catheter A guide catheter includes a hollow elongate shaft defining a channel. The hollow elongate shaft (or a segment thereof) includes an inner tube and a multilayer sheath formed around the inner tube. The multilayer sheath includes an intermediate layer derived from a me... | 12/11/2007 |
| 7276062 | Deflectable catheter with hinge A deflectable device, such as a catheter, is provided that includes a hinge that enhances the ability of the device to deflect or bend within a predetermined plane. The catheter comprises an elongated tubular catheter body having proximal and distal ends and at leas... | 10/02/2007 |
| 7257449 | Extendable/retractable lead having downsized lead body A lead assembly includes a flexible lead body extending from a proximal end to a distal end, and the lead body includes two or more conductors disposed therein. The second conductor is disposed within the first conductor, and the second conductor has a coating of in... | 08/14/2007 |
| 7250049 | Ablation catheter with suspension system incorporating rigid and flexible components A curved ablation catheter imparts ablative energy to target tissue, for example, along a trabecular slope, e.g., in the right atrium along the isthmus between the ostium of the inferior vena cava and the tricuspid valve. The catheter is formed with a preset curvatu... | 07/31/2007 |
| 7241406 | Method of manufacturing a guidewire with an extrusion jacket A method of manufacturing a guidewire having a discrete length. The method includes the steps of feeding a first end of a corewire into an extrusion device, gripping the first end of the corewire with a gripping apparatus, and extruding a first extrusion material on... | 07/10/2007 |
| 7232433 | Medical diagnostic ultrasound catheter with dielectric isolation Medical diagnostic ultrasound catheters are provided with improved materials for dielectric withstand strength. In one aspect, the catheter includes a braid of non-conductive material. The non-conductive braid reduces the capacitive: coupling effects and allows smal... | 06/19/2007 |
| 7229473 | Local delivery of rapamycin for treatment of proliferative sequelae associated with PTCA procedures, including delivery using a modified stent Methods of preparing intravascular stents with a polymeric coating containing macrocyclic lactone (such as rapamycin or its analogs), stents and stent graphs with such coatings, and methods of treating a coronary artery with such devices. The macrocyclic lactone-bas... | 06/12/2007 |
| 7228878 | Catheter tubing with improved stress-strain characteristics A medical tubing is disclosed which includes a first material extending between proximal and distal ends of the tubing and which defines a lumen of the tubing. The tubing also includes a second material extending between at least portion of the distance between the ... | 06/12/2007 |
| 7229437 | Medical device having integral traces and formed electrodes A catheter or lead having electrically conductive traces and external electrical contacts. Each trace may be in electrical connection with one or more external electrical contacts. More specifically, each trace is typically electrically connected to a single contact... | 06/12/2007 |
| 7223286 | Local delivery of rapamycin for treatment of proliferative sequelae associated with PTCA procedures, including delivery using a modified stent Methods of preparing intravascular stents with a polymeric coating containing macrocyclic lactone (such as rapamycin or its analogs), stents and stent graphs with such coatings, and methods of treating a coronary artery with such devices. The macrocyclic lactone-bas... | 05/29/2007 |
| 7217286 | Local delivery of rapamycin for treatment of proliferative sequelae associated with PTCA procedures, including delivery using a modified stent Methods of preparing intravascular stents with a polymeric coating containing macrocyclic lactone (such as rapamycin or its analogs), stents and stent graphs with such coatings, and methods of treating a coronary artery with such devices. The macrocyclic lactone-bas... | 05/15/2007 |
| 7175734 | Porous medical catheter and methods of manufacture The present invention relates to fabrication methods and apparatus for irrigating medical catheters. Such catheters include at least one section of standard thermoplastic catheter tubing coupled to a section of porous tubing (e.g., ePTFE and the like). A source of f... | 02/13/2007 |
| 7169105 | Flexible tube for an endoscope A flexible tube for an endoscope has an elongated tubular core body, and an outer cover which is provided over the core body. The outer cover is composed of an inner layer, an outer layer and at least one intermediate layer. In this flexible tube, any one of the lay... | 01/30/2007 |
| 7169139 | Reinforced retention structures A medical device includes an elongated member and a reinforced retention structure. The device can be used for draining substances from organs or abscessed areas within a body of a patient. The elongated member is made of a flexible material. The reinforced retentio... | 01/30/2007 |
| 7166099 | Multilayer medical devices A medical device includes at least four layers including a first material and a second material having a different stiffness than a stiffness of the first material, wherein at least one of the layers varies in thickness axially along the device. ... | 01/23/2007 |
| 7166100 | Balloon catheter shaft design A balloon catheter for medical treatment of a patient, including therapeutic dilatation or deployment of medical devices such as stents or grafts. The balloon catheter has an “over-the-wire configuration, including a proximal hub defining an inflation port and a g... | 01/23/2007 |
| 7129231 | Regulation of intracellular glucocorticoid concentrations This invention relates to the interconversion of inactive 11-keto steroids with their active 11B-hydroxy equivalents, to methods by which the conversion of the inactive to the active form may be controlled, and to useful therapeutic effects which may be obtained as ... | 10/31/2006 |
| 7115134 | Catheter with flexible tip and shape retention An improved apparatus and method to catheterize passages is disclosed. The present invention provides a catheter having a soft flexible pre-formed distal tip, that when used in combination with commercially available guidewires of variable stiffness, results in the ... | 10/03/2006 |
| 7112298 | Method for forming a medical device with polymer coated inner lumen A medical device, such as a catheter shaft, having an inner lumen defined by a layer of polymer coating, and a method for forming such a medical device. In some embodiments, the method generally includes the steps of applying a polymer coating to an elongated mandre... | 09/26/2006 |
| 7104979 | Catheter with composite stiffener A catheter comprising an elongate tubular member having a proximal end, a distal end, and a passageway defining a lumen extending between the proximal and distal ends. The elongate tubular member comprises a relatively stiff proximal section and a relatively flexibl... | 09/12/2006 |
| 7087115 | Nozzle and method for use in coating a stent A nozzle for use in a coating apparatus for the application of a coating substance to a stent is provided. ... | 08/08/2006 |
