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| Number | Title | Issue Date |
| 8021332 | Agent delivery catheter having articulating arms An agent delivery catheter which has a support member comprising at least one articulating arm having an end fixedly secured relative to the shaft and having an anchor end section opposite to the fixed end. The articulating arm is biased to pivot at the fixed end aw... | 09/20/2011 |
| 7753876 | Expandable jaw drug delivery catheter A system for treating a vascular condition includes a catheter having a drug delivery lumen and an expandable jaw device at the distal end of the catheter. The jaw device includes drug delivery ports in communication with the lumen, so that a therapeutic agent can b... | 07/13/2010 |
| 7341061 | Tracheostomy system A tracheostomy system includes an outer multi-layered tube, which can be expanded or allowed to contract as necessary in order to receive various sizes of cannula tubes. A dilator is used to initially insert the outer tracheostomy tube into the tracheostoma. After t... | 03/11/2008 |
| 7338475 | Electret enhanced automatic IV drip chamber shutoff An automatic stop valve formed in a container of a medical fluid administration system includes an electrical field that attracts the float and valve seat together to shut off flow from the exit port of the container when the fluid within the container is reduced to... | 03/04/2008 |
| 7338510 | Variable thickness embolic filtering devices and method of manufacturing the same A strut assembly to be used in conjunction with an embolic filtering device has varying strut thicknesses, with the thickness selected based at least in part on the flexing characteristics of the particular portion of the strut assembly. The strut assembly is formed... | 03/04/2008 |
| 7252675 | Embolic filtering devices An expandable frame for an embolic filtering device used to capture embolic debris in a body vessel includes a first half frame having a first control arm connected to a second control arm by a partial loop and a second half frame having a first control arm connecte... | 08/07/2007 |
| 7241304 | Flexible and conformable embolic filtering devices A self-expanding cage for use in conjunction with an embolic filtering device includes one or more circumferential members adapted to expand from an unexpanded position to a expanded position within the patient's body vessel. At least one proximal strut and at least... | 07/10/2007 |
| 7217255 | Embolic protection devices An embolic protection device for use in a blood vessel when an interventional procedure is being performed in a stenosed or occluded region to capture any embolic material which may be created and released into the bloodstream during the procedure. The device includ... | 05/15/2007 |
| 7182725 | Methods and apparatus employing ionizing radiation for treatment of cardiac arrhythmia Method and apparatus are disclosed employing ionizing radiation for forming lines of ablation or lesions in cardiac tissue to treat atrial fibrillation or other electrophysiological problems with the heart. The apparatus may include a catheter in which the radiation... | 02/27/2007 |
| 7175594 | Ophthalmic sulcus speculum Devices in accordance with certain embodiments of the present sulcus speculum are designed to be placed into the sulcus of an eye to perform one or more of the following functions: evacuation of fluid, opening of the lids, and application of drugs such as anesthetic... | 02/13/2007 |
| 7169160 | Device for anchoring tubular element The present invention is directed to an apparatus for anchoring a tubular element, preferably in the form of a catheter, within a passageway formed in a mammalian body, such as in a vessel, artery, duct, channel, or the like. The apparatus comprises a tubular elemen... | 01/30/2007 |
| 7156872 | Implantable valve system An implantable valve having a valve element or leaflet and a base that is attachable to a vessel wall using a connector such as a screw, pin or a staple. The valve can be implanted using a catheter to position the valve in a desired location and drive the connector ... | 01/02/2007 |
| 7041047 | Method and apparatus for the delivery of brachytherapy A brachytherapy device includes a radiation source and a multi-cannula delivery system for implantation of the radiation source into a body tissue site. The radiation source may be, for example, a substantially straight round wire, a substantially straight flat wire... | 05/09/2006 |
| 7008434 | Clot retrieval device The shape memory clot retrieval device can be placed in the vasculature of a patient for retrieving and removing distal clots. The clot retrieval device has an elongated catheter member that can be inserted in the vasculature, with one or more clot retrieval members... | 03/07/2006 |
| 6949113 | Barrier device for ostium of left atrial appendage A membrane applied to the ostium of an atrial appendage for blocking blood from entering the atrial appendage which can form blood clots therein is disclosed. The membrane also prevents blood clots in the atrial appendage from escaping therefrom and entering the blo... | 09/27/2005 |
| 6929621 | Drainage catheter with bifurcating tip The present invention relates to a catheter that includes an elongate body having distal and proximal ends, the elongate body having at least one lumen therethrough, a distal portion of the elongate body having a perimeter. First and second retention members of the ... | 08/16/2005 |
| 6929663 | Longitudinally expanding medical device A stent for maintaining an open passageway through a body lumen, such as the prostatic urethra of a male patient, includes an elongated segment including a flexible polymer material bridging a plurality of hoops. The elongated segment defines a lumen extending there... | 08/16/2005 |
| 6918919 | System and method for bracketing and removing tissue A system and method for bracketing a tissue volume (22) and later locating the bracketed tissue volume. The system includes a plurality of markers (30) and a probe (32) and detector (34) for use in locating the markers by providing inform... | 07/19/2005 |
| 6893418 | Drainage catheter with dilating member A medical device for draining fluid from the body of a patient comprises an elongate member that defines a lumen and includes a proximal end and a distal portion. The device further comprises a dilating member disposed in the distal portion of the elongate member. T... | 05/17/2005 |
| 6866651 | Methods and devices for the in situ dissolution of renal calculi Methods and devices for at least reducing the mass of, if not dissolving, renal calculi in situ are provided. In the subject methods, a renal calculus is contacted, e.g. flushed, with an acidic dissolution solution in situ, where the acidic dissolution solution is a... | 03/15/2005 |
| 6855126 | Conformable balloonless catheter Indwelling catheter having an upper distal end having a portion that can expand within a bladder type spaces without having to be inflated. An embodiment allows for at least one slit on an upper side of the catheter tube and a head member that when pulled down by a ... | 02/15/2005 |
| 6709386 | Endoscope fill bar An endoscope fill bar including a device to change the cross-section of a rounded end zone of the fill bar that protects distally beyond the endoscope distal end when the fill bar is in its functional position. The cross-sectional altering device is driven by an adj... | 03/23/2004 |
| 6702834 | Embolic protection devices An embolic protection device for use in a blood vessel when an interventional procedure is being performed in a stenosed or occluded region to capture any embolic material which may be created and released into the bloodstream during the procedure. The de... | 03/09/2004 |
| 6695813 | Embolic protection devices An embolic protection device includes a filtering assembly having a self-expanding strut assembly and a filter element. The filtering assembly can be attached to a guidewire and deployed within the patient's vasculature into an area of treatment. A restra... | 02/24/2004 |
| 6692504 | Clot retrieval device A shape memory clot retrieval device which can be placed in the vasculature of a patient for retrieving and removing distal clots. The clot retrieval device has an elongated catheter member that can be inserted in the vasculature, with one or more clot re... | 02/17/2004 |
| 6673043 | Cannulation device and apparatus An incision in a ventricle wall is spread without applying axial force to the ventricle wall by inserting an array of pins and then spreading that array while a cannula is inserted along the track formed by the pins.... | 01/06/2004 |
| 6663589 | Catheter system A catheter according to the present invention comprises a tube having a distal end and an open proximal end; at least one fluid conduit disposed within and along the tube, the fluid conduit having open proximal end and a closed distal end; an expandable... | 12/16/2003 |
| 6632197 | Clear view cannula There is disclosed a clear view cannula for use in surgical procedures having a tubular body, a cylindrical sleeve mounted about and slidably secured to the tubular body, and a plurality of shield members secured to the cylindrical sleeve. The cylindrical... | 10/14/2003 |
| 6629987 | Catheter positioning systems The present invention provides a catheter positioning system which serves to control and stabilize a distal end of a catheter at a treatment site within a patient so that a medical procedure can be performed with accuracy. Generally, the positioning syste... | 10/07/2003 |
| 6629953 | Methods and devices for removing material from a vascular site An expandable cage is expanded within a narrowed region of a blood vessel. The expandable cage has openings therein so that plaque protrudes through the openings when the cage is expanded. A material removing element passes within the cage to remove the p... | 10/07/2003 |
| 6565528 | Apparatus and method for delivering therapeutic and diagnostic agents A drug-delivery tool and method for delivering a diagnostic or therapeutic agent to a target site within a selected body tissue, such as the myocardium of the heart, is disclosed. The drug-delivery tool generally includes an accessing device having a tiss... | 05/20/2003 |
| 6544226 | Operative devices that can be removably fitted on catheter bodies to treat tissue regions in the body A targeted tissue region in a body is treated by a tissue heating element attached to a carrier. The carrier is intended, in use, to be temporarily mounted to an exterior of a catheter body, such as an endoscope. The catheter body is deployed, with the ca... | 04/08/2003 |
| 6540722 | Embolic protection devices An embolic protection device for use in a blood vessel when an interventional procedure is being performed in a stenosed or occluded region to capture any embolic material which may be created and released into the bloodstream during the procedure. The de... | 04/01/2003 |
| 6527737 | Indwelling urethra catheter An indwelling catheter comprising a flexible malecot tube having a plurality of slits elongating toward the longitudinal direction in the vicinity of the tip of the catheter, a flexible core wire movable in the axial direction along the malecot tube with ... | 03/04/2003 |
| 6520954 | Manipulating section for an endoscopic treatment instrument A manipulating section for an endoscopic treatment instrument a frame plate adapted to be fixed to or disengaged from an entrance of a treatment instrument insertion channel in an endoscope, an outer sheath lock nut by which a basal end portion of an oute... | 02/18/2003 |
| 6482178 | Localization device with anchoring barbs A localization device (10) comprising an outer needle cannula (11), an optional inner sleeve cannula (13) and an anchor stylet comprising a plurality of preformed superelastic alloy wires (12). Once the distal portions (14) of the wires (12) are deployed ... | 11/19/2002 |
| 6217549 | Methods and apparatus for treating vascular occlusions An intravascular catheter system for the treatment of occluded blood vessels that includes tissue displacement or hinged expansion members that are movable from a closed to an open position. An actuating assembly may be provided for moving the tissue expa... | 04/17/2001 |
| 6216034 | Method of programming an array of needle electrodes for electroporation therapy of tissue A method and apparatus for in vivo electroporation therapy. Using electroporation therapy (EPT) as described in the invention, tumors treated by a combination of electroporation using the apparatus of the invention and a chemotherapeutic agent caused regr... | 04/10/2001 |
| 6152899 | Expandable catheter having improved electrode design, and method for applying energy A catheter having expandable electrodes for applying energy to a hollow anatomical structure such as a vein. When used on a vein, the catheter is useful for a minimally invasive treatment of venous insufficiency. The catheter includes conductive end rings... | 11/28/2000 |
| 6139527 | Method and apparatus for treating hemorrhoids A catheter delivers an electrode within a vein for a minimally invasive treatment of hemorrhoids using RF energy. The catheter is introduced into a patient and positioned within the section of the vein to be treated. The electrode radiates high frequency ... | 10/31/2000 |
