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| Number | Title | Issue Date |
| 8162920 | Magnetic navigation of medical devices in magnetic fields A method of turning a medical device with the assistance of an externally applied magnetic field, in a direction with a component in a plane perpendicular to the direction of the externally applied magnetic field. The method includes applying first torque to the dis... | 04/24/2012 |
| 8142413 | Coaxial guide catheter for interventional cardiology procedures A coaxial guide catheter to be passed through guide catheter having a first lumen, for use with interventional cardiology devices that are insertable into a branch artery that branches off from a main artery. The coaxial guide catheter is extended through the lumen ... | 03/27/2012 |
| 8080000 | Methods and apparatus for treating disorders of the ear nose and throat Methods and apparatus for treating disorders of the ear, nose, throat or paranasal sinuses, including methods and apparatus for dilating ostia, passageways and other anatomical structures, endoscopic methods and apparatus for endoscopic visualization of structures w... | 12/20/2011 |
| 8029495 | Intrathecal catheter having a stylet with a curved tip and method of use An apparatus includes a catheter for an intrathecal drug delivery system and a stylet having a curved forward end. Preferably, the curved forward end has a shape in the form of a “J” or a “C.” Also preferably, the catheter has a distal end that conforms to t... | 10/04/2011 |
| 7875018 | Method for manipulating an adjustable shape guide catheter A method of manipulating a catheter assembly involves providing an inner catheter member movably disposed within an outer catheter member. At least a distal end portion of the inner catheter member has a stiffness greater than that of at least a distal end portion o... | 01/25/2011 |
| 7785315 | Methods for irrigation of ethmoid air cells and treatment of ethmoid disease Devices, systems and methods for stenting, spacing, draining, ventilating and/or delivering drugs and other therapeutic or diagnostic substances to desired locations within the bodies of human or non-human animal subjects, including methods and systems for treating ... | 08/31/2010 |
| 7749215 | Intracardiac cell delivery and cell transplantation A method for delivering a cell to a heart of a patient comprises the steps of providing an apparatus for intracardiac drug administration comprising a catheter wherein the catheter has at least one position sensor which generates signals responsive to the position o... | 07/06/2010 |
| 7744584 | Methods and kits for volumetric distribution of pharmaceutical agents via the vascular adventitia and microcirculation Methods and kits for delivering pharmaceutical agents to the adventitia and other regions outside the external elastic lamina (EEL) surrounding a blood vessel utilize a catheter having a needle. The needle is positioned in up to 5 mm beyond the EEL and delivers an a... | 06/29/2010 |
| 7678099 | Device and method for treatment of sinusitis A method for treating a natural drainage passageway in a subject includes forming a cannulated artificial passageway into a subject's sinus cavity through the canine fossa region with a piercing member, the piercing member containing a hollow cannula thereon, the ca... | 03/16/2010 |
| 7641645 | Combination thrombolytic infusion catheter and dilator system The present systems combines a drug delivery catheter and a dilator apparatus for use in lysing of clots wherein an internal dilator has a central lumen and an outer catheter is arranged coaxially about said internal dilator. An annular space for fluid passage is se... | 01/05/2010 |
| 7615042 | Transmission for a remote catheterization system An apparatus for imparting motion from at least one of a plurality of motion sources into linear, rotary, or combined linear and rotary motion of an elongated device, the apparatus comprising a transmission for translating the motion to linear or rotary motion of th... | 11/10/2009 |
| 7559925 | Methods and devices for facilitating visualization in a surgical environment Devices and methods for visually confirming the positioning of a distal end portion of an illuminating device placed within a patient include inserting a distal end portion of an illuminating device internally into a patient, emitting light from the distal end porti... | 07/14/2009 |
| 7520876 | Device and method for treatment of sinusitis A method of treating a constricted sinus passageway of a patient includes traversing the canine fossa region of the patient so as to form a passageway in the sinus cavity. An elongate member is inserted through the passageway, the elongate member having an inflation... | 04/21/2009 |
| 7500971 | Devices, systems and methods for treating disorders of the ear, nose and throat Sinusitis, mucocysts, tumors, infections, hearing disorders, choanal atresia, fractures and other disorders of the paranasal sinuses, Eustachian tubes, Lachrymal ducts and other ear, nose, throat and mouth structures are diagnosed and/or treated using minimally inva... | 03/10/2009 |
| 7462175 | Devices, systems and methods for treating disorders of the ear, nose and throat Sinusitis, mucocysts, tumors, infections, hearing disorders, choanal atresia, fractures and other disorders of the paranasal sinuses, Eustachian tubes, Lachrymal ducts and other ear, nose, throat and mouth structures are diagnosed and/or treated using minimally inva... | 12/09/2008 |
| 7422580 | Method for guide catheter positioning A method of catheter manipulation involves providing a catheter comprising a flexible shaft having a distal end shaped for accessing a target vessel. The method further involves selectably moving the shaft between a plurality of discrete positions of a first degree-... | 09/09/2008 |
| 7402151 | Steerable guide catheters and methods for their use Methods for easy, atraumatic access to areas of the vasculature that are otherwise difficult to access, using steerable guide catheters constructed with components that are selected to provide optimal navigability, torque transfer, and push ability for a variety of ... | 07/22/2008 |
| 7390322 | Dialysis catheter and methods of insertion A method of inserting a dialysis catheter into a patient comprising the steps of inserting a guidewire into the jugular vein of the patient through the superior vena cava and into the inferior vena cava, providing a trocar having a lumen and a dissecting tip, insert... | 06/24/2008 |
| 7338481 | Slitting tool A slitting tool for severing a tubular body includes a body portion, extending along a first axis, joined to a nose portion extending along a second axis, the second axis extending at an angle between approximately 5 degrees and approximately 90 degrees with respect... | 03/04/2008 |
| 7331956 | Methods and apparatus for treating back pain Apparatus and methods for treating back pain of a patient by denervation of an intervertebral disc or a region of the posterior longitudinal ligament by the controlled application of heat to a target tissue. In one embodiment, the invention may include a procedure c... | 02/19/2008 |
| 7331957 | Electrosurgical apparatus and methods for laparoscopy Electrosurgical methods and apparatus for treating tissue at a target site of a patient. An electrosurgical instrument includes a shaft, having a shaft distal end and a shaft proximal end, and an electrode assembly disposed at the shaft distal end. The electrode ass... | 02/19/2008 |
| 7322962 | Device and method for treatment of intervertebral disc disruption A method of positioning an arcuate catheter against an inner annular wall of the disc, and particularly on the posterior and postero-lateral portions of the inner annulus of the disc, by arthroscopy is presented. The arcuate catheter retains its predetermined arcuat... | 01/29/2008 |
| 7316661 | Method and apparatus for emboli containment Disclosed herein is a catheter for use in an emboli containment system. In one embodiment, the catheter includes a flexible elongate member having self-expanding sealing means mounted on its distal extremity. This self-expanding sealing means can take any suitable f... | 01/08/2008 |
| 7309344 | Transparent dilator device and method of use A medical device for use with an endoscope is provided. The medical device can include a tube with a first channel for receiving the endoscope. A transparent segment can extend from the distal end of the tube, and the transparent segment can have a first outer diame... | 12/18/2007 |
| 7276044 | System and methods for advancing a catheter An advancer system is described for moving an elongate medical device within a body. The system includes a drive unit having a motor. The drive unit is configured to translate movement of the motor to the device so as to alternately advance and retract the device re... | 10/02/2007 |
| 7273497 | Methods for treating a defect in the annulus fibrosis Methods and apparatus for treating disc herniation provide a conformable device which assumes a first shape associated with insertion and a second shape or expanded shape to occlude the defect which typically follows partial discectomy. The device may take different... | 09/25/2007 |
| 7270659 | Methods for electrosurgical treatment of spinal tissue Systems, apparatus, and methods for treating spinal tissue and other body structures in open and endoscopic spine surgery to relieve symptoms, such as neck or back pain. In particular, the present invention provides methods for the controlled heating of various tiss... | 09/18/2007 |
| 7270658 | Systems and methods for electrosurgery Methods and apparatus for selectively applying electrical energy to a target location within a patient's body, particularly including tissue in the spine. In a method of the invention high frequency (RF) electrical energy is applied to one or more active electrodes ... | 09/18/2007 |
| 7267686 | Implantable prosthetic valve A prosthetic valve for implantation within a fluid conducting lumen within a body includes an elongate generally cylindrical radially collapsible valve body scaffold defining a fluid passageway therethrough for retentive positioning within the lumen. A radially coll... | 09/11/2007 |
| 7250041 | Retrograde pressure regulated infusion A delivery catheter that includes a flexible shaft having a proximal end and a distal end, the distal end having an outer diameter less than about 13 mm; a delivery lumen having a proximal end and a distal end, the delivery lumen within the flexible shaft, the deliv... | 07/31/2007 |
| 7244242 | Valve treatment catheter and methods The invention provides a catheter for insertion into a biological passage which contains a first flowing fluid, the catheter including a tubular member having a proximal end and a distal end; a fluid delivery lumen contained within the tubular member; an inflatable ... | 07/17/2007 |
| 7241293 | Electrode screen enhanced electrosurgical apparatus and methods for ablating tissue Electrosurgical methods and apparatus for the controlled ablation of tissue from a target site of a patient. The instrument includes a shaft having proximal and distal end portion and an active screen electrode on the distal end portion; a return electrode arranged ... | 07/10/2007 |
| 7235255 | Biological bioadhesive compositions and methods of preparation and use The present invention relates generally to the preparation and use of biological tissue adhesives which rely on combining fibrinogen and thrombin. More particularly, the present invention relates to a method of preparing a fibrin sealant whereby said sealant is form... | 06/26/2007 |
| 7229633 | Biological bioadhesive compositions and methods of preparation and use The present invention relates generally to the preparation and use of biological tissue adhesives which rely on combining fibrinogen and thrombin. More particularly, the present invention relates to a method of preparing a fibrin sealant whereby said sealant is form... | 06/12/2007 |
| 7204831 | Guidewire retrieval member for catheter insertion An apparatus for passing a guidewire through a subcutaneous tissue tunnel to enable over-the wire insertion of a catheter through the tissue tunnel. The apparatus comprises an elongated member having a distal end portion having a tip configured to advance through th... | 04/17/2007 |
| 7189222 | Therapeutic method of treatment of alzheimer's disease A method and apparatus for treating Alzheimer's disease is disclosed. The method comprises delivering indomethacin or nonsteroidal anti-inflammatory agents having cyclooxygenase inhibitor action directly to the hippocampus or the lateral ventricle through an implant... | 03/13/2007 |
| 7182757 | Medical guide wire In a medical guide wire (1) formed by a helical hollow wire body which is arranged to retractably move against a needle tip (6), the helical hollow wire body is formed into a wire-stranded helical hollow tube (2) by stranding a multitude of wire... | 02/27/2007 |
| 7182755 | Method and apparatus for treatment of thrombosed hemodialysis access grafts A method for the treatment of thrombosed hemodialysis access grafts or fistulas defining a shunt positioned between an arterial side and a venous side is achieved by inserting a balloon catheter within the shunt, wherein the balloon catheter includes a distal balloo... | 02/27/2007 |
| 7182756 | Device for directing a wire guide A device for directing a wire guide into a bodily passageway such as a branch of the biliary tree or other difficult to access bodily passageway. The device includes a member, such as an inflatable balloon or a self-expanding basket, for obstructing a first passage.... | 02/27/2007 |
| 7179255 | Methods for targeted electrosurgery on contained herniated discs Apparatus and methods for treating an intervertebral disc by ablation of disc tissue. A method of the invention includes positioning at least one active electrode within the intervertebral disc, and applying at least a first high frequency voltage between the active... | 02/20/2007 |
