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| Number | Title | Issue Date |
| 8012122 | Elongated medical apparatus with inflatable tip An elongated medical apparatus suitable for insertion into a bodily passageway of a patient for carrying out a medical procedure. The elongated apparatus includes an elongated tubular body having a proximal portion and a distal portion, wherein the distal portion te... | 09/06/2011 |
| 7846129 | Multichannel catheter A single, multichannel catheter for extracorporeal circulation of blood to a patient undergoing cardiac treatments or surgery. The catheter has three independent channels and an expandable balloon. The first channel is the largest and delivers blood to a patient to ... | 12/07/2010 |
| 7347810 | Device for draining the coronary sinus A device for draining a coronary sinus comprises a first catheter having a distal end, a proximal end, and a passage there through, the distal end adapted to be placed in a coronary sinus, a second catheter having a distal end, a proximal end, and a passage there th... | 03/25/2008 |
| 7331949 | Urinary catheter with check valve The present invention provides a novel construction for a catheter that includes backflow prevention in the form of a check valve, which keeps the flow of drained fluid material from reentering the patient. The catheter construction of the present invention provides... | 02/19/2008 |
| 7300455 | Intravascular device for axially stretching blood vessels Intravascular devices are provided for forming a vascular graft by axially distending a blood vessel to induce growth. These devices advantageously can be implanted via a catheter, thereby eliminating the need for a more invasive implantation procedure when the stre... | 11/27/2007 |
| 7273056 | Optical guidance system for invasive catheter placement Light from a small laser diode is inserted in a distal end of a catheter and passed through an optical fiber that is either included in the lumen or incorporated into the wall of an invasive catheter tube during manufacture. The light is selected to be of a waveleng... | 09/25/2007 |
| 7273485 | Balloon catheter having a shaft with a variable stiffness inner tubular member A catheter having an elongated shaft and a balloon on a distal shaft section, the elongated shaft comprising an outer tubular member, and an inner tubular member which has a bonded portion along which an outer surface of the inner tubular member is bonded to an inne... | 09/25/2007 |
| 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 |
| 7169163 | Transnasal method and catheter for lacrimal system A balloon catheter for treatment of a patient's lacrimal system is applied transnasally without the use of a guide wire or a curve retention member. The catheter uses a stainless steel hypotube of sufficient stiffness and column strength to be pushed from the patent... | 01/30/2007 |
| 7153306 | Systems and methods for reducing fractured bone using a fracture reduction cannula Systems and methods provide for the fixation of osteoporotic and non-osteoporotic long bones, especially Colles' fractures. A cannula having a circumferential opening is inserted into cancellous bone and directed such that the circumferential opening faces the fract... | 12/26/2006 |
| 7087039 | Perfusion balloon angioplasty catheter A balloon angioplasty catheter having a balloon head assembly carried at the distal end of an elongated catheter body. The balloon head assembly includes an inflatable balloon envelope and a perfusion lumen extending through the balloon envelope to provide a blood f... | 08/08/2006 |
| 7063838 | Methods for treating an artery or vein in a human subject The invention provides methods for treating an obstructed biological conduit that include administering to the conduit an agent that can degrade extracellular matrix of obstructing tissue. Particular methods include delivery of an enzyme or a mixture of several enzy... | 06/20/2006 |
| 6997947 | Multi-property nitinol by heat treatment Medical devices may be made of shape-memory materials portions of which have been heat treated to exhibit spatial variations in the stiffness of the material. Devices including stents, vena cava filters and guidewires may be constructed from such materials. Devices ... | 02/14/2006 |
| 6976973 | Peritoneal dialysis catheters A catheter suitable for use in performing peritoneal dialysis. The catheter is a dual lumen catheter which allows for continuous flow peritoneal dialysis. Dialysate flows through the catheter into the patient via one lumen and simultaneously flows through the cathet... | 12/20/2005 |
| 6913601 | Method for delivering a fluid to the coronary ostia A catheter system is provided for accessing the coronary ostia transluminally from a peripheral arterial access site, such as the femoral artery, and for inducing cardioplegic arrest by direct infusion of cardioplegic solution into the coronary arteries. In a first ... | 07/05/2005 |
| 6913600 | Endovascular system for arresting the heart Devices and methods are provided for temporarily inducing cardioplegic arrest in the heart of a patient and for establishing cardiopulmonary bypass in order to facilitate surgical procedures on the heart and its related blood vessels. Specifically, a catheter based ... | 07/05/2005 |
| 6902545 | Multichannel catheter A single, multichannel catheter is useful for extracorporeal circulation of blood to a patient undergoing cardiovascular treatments or surgery. The catheter has three independent channels and an expandable balloon at one end of the catheter. The first channel is lar... | 06/07/2005 |
| 6893430 | Urethral catheter and guide An indwelling catheter for insertion into a patient's urinary tract is provided that includes first and second tubular members that enable drainage of physiological fluids. An inflatable balloon is attached to the second tubular member. The first and second tubular ... | 05/17/2005 |
| 6821265 | Multichannel catheter This invention is a single, multichannel catheter useful for extracorporeal circulation of blood to a patient undergoing cardiovascular treatments or surgery. The catheter has three independent channels and an expandable balloon at one end of the catheter. The first... | 11/23/2004 |
| 6666814 | Enhanced intra-aortic balloon assist device The present invention is an intra-aortic circulatory enhancing apparatus for use in human patients to improve blood flow to other arteries continuous with the aorta of the patient. The apparatus comprises an internal inflation means located within the aor... | 12/23/2003 |
| 6514228 | Balloon catheter having high flow tip A balloon catheter and method of use for inflating the balloon more effectively, particularly during stent deployment. The balloon catheter includes a catheter shaft and a balloon, wherein the proximal end of the balloon is connected to the distal end of ... | 02/04/2003 |
| 6475186 | Cardiopulmonary bypass system A cardiopulmonary bypass system includes an aortic balloon cannula and a fluid flow cannula configured for connection to a cardiopulmonary bypass pump. The aortic balloon cannula includes an elongated tube device with first and second inflatable balloons ... | 11/05/2002 |
| 6436071 | Intravascular systems for corporeal cooling A catheter for intravascular corporeal cooling comprises an elongated tubular member having at least one lumen extending therethrough for providing cooled blood, an inflatable annular balloon positioned on the outer surface of the elongated tubular member... | 08/20/2002 |
| 6398775 | Apparatus and method for isolated lung access Apparatus, systems, methods, and kits are provided for isolating a target lung segment and treating that segment, usually by drug delivery or lavage. The systems include at least a lobar or sub-lobar isolation catheter which is introduced beyond a second ... | 06/04/2002 |
| 6176842 | Ultrasound assembly for use with light activated drugs A kit and method for causing tissue death within a tissue site is disclosed. The kit includes a media with a light activated drug activatable upon exposure to a particular level of ultrasound energy. The kit also includes a catheter with a lumen coupled w... | 01/23/2001 |
| 6090069 | Irrigation and drainage urinary catheter A urinary tract irrigating assembly for flushing a TURP-treated prostate gland having a surgically created central cavity. The assembly includes an elongated catheter having a drain port for draining the bladder contents; a discharge port for discharging ... | 07/18/2000 |
| 6074362 | Catheter system having imaging, balloon angioplasty, and stent deployment capabilities, and methods of use for guided stent deployment A catheter system has a balloon angioplasty device disposed about a common lumen near its distal end. The balloon catheter is pre-fitted with a stent which is deployed when the balloon is inflated. The common lumen is in communication with multiple lumens... | 06/13/2000 |
| 6048331 | Cardioplegia occluder A cardioplegia occluder and methods of using the device during cardiac surgery are disclosed. The system typically includes a substantially rigid cannula with an occluder mounted on the distal region of the cannula that expands upon activation to occlude ... | 04/11/2000 |
| 5931812 | Dilatation catheter The invention features a catheter having a stylet that increases columnar strength and axial force transmission ("pushability") of the catheter shaft. This aspect of the invention features the stylet extending distally beyond an exit port which is used in... | 08/03/1999 |
| 5807329 | Displaceable catheter device A displaceable ballooning catheter for displacement off an occluding membrane within a patient's body. The device contains the normal inflow and outflow ports of typical catheters but in addition contains a fluid filled balloon that upon inflation will mo... | 09/15/1998 |
| 5776100 | Nickel titanium guide wires for occlusion and drug delivery An infusion guide wire of superelastic nickel titanium is disclosed comprising a lumen extending longitudinally through the wire and a distal portion with a smaller outer diameter than a proximal portion. One or more intermediate portions of intermediate ... | 07/07/1998 |
| 5746717 | Balloon catheter and device for perfusion with the balloon catheter Multi-lumen balloon catheter with a closed tip and with an expandable balloon arranged at a short distance from the proximal end of the catheter, with at least one contrast marking at one location on the catheter, which marking permits a determination of ... | 05/05/1998 |
| 5425708 | Catheter with an aorta-occluding balloon A catheter with an aorta-occluding balloon comprises a tube 1 extending between its L-shaped distal end 8 and its proximal end 9, and having a main lumen 2 formed centrally of the tube, a first and second subordinate lumens 3 and 4, both of them extending... | 06/20/1995 |
| 5370617 | Blood perfusion balloon catheter Dilatation catheters for use in administering treatments to relieve stenotic regions within a body lumen while maintaining blood flow past the dilatation balloons are described. According to the present invention, perfusion ports are provided in both a gu... | 12/06/1994 |
| 5334154 | Perfusion type dilatation catheter having perfusion ports with depressed proximal edges A perfusion-type dilatation catheter with perfusion ports in the wall of the catheter shaft wherein the proximal edges of the perfusion ports have depressions extending into a guidewire receiving inner lumen which passes through the catheter shaft. The de... | 08/02/1994 |
| 5242395 | Balloon decompression catheter This invention relates to a catheter useful in examination of the small bowel which incorporates three lumens and a balloon and can thus prevent reflux of infused fluid as well as clear obstructions of the infusion ports.... | 09/07/1993 |
| 5085635 | Valved-tip angiographic catheter An angiographic catheter is described with a valve covering the end-hole on the distal end. The valve will allow the catheter to be passed over a guidewire but will prevent an injected fluid (e.g., a contrast medium) from being discharged from the end hol... | 02/04/1992 |
| 5041091 | Kit and method for harvesting endothelial cells and inoculating a vascular prosthesis A kit for inoculating a prosthetic vascular graft is provided having an endothelial cell harvester, a vascular graft inculator or seeder, a temperature control element, and a support structure to house each of the elements of the kit. The cell harvester i... | 08/20/1991 |
| 4892519 | Steerable perfusion dilatation catheter A steerable dilatation catheter with perfusion holes for use in coronary angioplasty. The catheter has inner and outer tubular members, with an inflatable balloon near the distal end of the outer tubular member. The guidewire extends through a lumen in th... | 01/09/1990 |
| 4725264 | Double barreled biliary balloon catheter A double barreled biliary balloon catheter including a lead-in filiform probe designed to be threaded through an incision in the common bile duct to initially by-pass a gallstone therein and subsequently be connected to the lead or bottom end of a cathete... | 02/16/1988 |
