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| Number | Title | Issue Date |
| 8100883 | Right-side coronary sinus lead delivery catheter A catheter for insertion into the right atrium from the right subclavian vein has an elongate flexible shaft having a proximal portion and a distal portion. The distal portion has a preformed shape including a first arc portion having a curvature of from about 20 de... | 01/24/2012 |
| 8012143 | Intrapericardial delivery tools and methods An introducer sheath is disclosed herein. The sheath includes a tubular body. The tubular body has a proximal zone, an intermediate zone and a distal zone. The proximal zone is generally straight. The intermediate zone extends from a distal end of the proximal zone ... | 09/06/2011 |
| 7976531 | Coronary sinus lead delivery catheter A guide catheter for accessing the coronary sinus ostium has a proximal portion and a distal portion formed into a preformed shape including a curved segment. The preformed shape includes a first arc, a second arc, a third arc, a fourth arc, and a generally straight... | 07/12/2011 |
| 7867219 | 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 ... | 01/11/2011 |
| 7867218 | Steerable catheter for right coronary artery A steerable three dimensional catheter to engage the ostium of a right coronary artery in a patient includes: a torque-transmitting proximal shaft that receives manipulation by a user outside a patient in whom the catheter is used; and a distal shaft that is respons... | 01/11/2011 |
| 7682352 | Catheter with curved distal section having reinforcing strip and method of making same A catheter having an elongate hollow shaft with a curved distal section having at least one pre-curved reinforcing strip embedded therein. The pre-curved reinforcing strip comprises a relatively stiff material that is unaffected by the process of thermoforming a fin... | 03/23/2010 |
| 7556625 | Coronary sinus lead delivery catheter A guide catheter for accessing the coronary sinus ostium has a proximal portion and a distal portion formed into a preformed shape including a curved segment. The preformed shape includes a first arc, a second arc, a third arc, a fourth arc, and a generally straight... | 07/07/2009 |
| 7364566 | Method and apparatus for intra-aortic substance delivery to a branch vessel A renal flow system injects a volume of fluid agent into a location within an abdominal aorta in a manner that flows bi-laterally into each of two renal arteries via their respectively spaced ostia along the abdominal aorta wall. A local injection assembly includes ... | 04/29/2008 |
| 7331613 | Medical tubing connector assembly incorporating strain relief sleeve A connector assembly for interconnecting separate sections of tubing, e.g., medical tubing. Connector assemblies are a two-piece construction having a connector pin and a connector sleeve. The connector sleeve includes a first end, a second end, and a passageway ext... | 02/19/2008 |
| 7211073 | Methods and devices for retrieval of a medical agent from a physiological efferent fluid collection site Methods and devices for selectively removing an agent from a physiological efferent fluid collection site are provided. A feature of the invention is that a non-occlusive aspiration device is employed to selectively remove the target agent from the site only when th... | 05/01/2007 |
| 7175812 | Automatic sampler and needle for the same The surface of a needle for collecting samples is coated with a coating material lower in chemical activity than a base metal of the needle. More specifically, the surface of the needle may be coated with a layer of gold or platinum. Alternatively, the surface of th... | 02/13/2007 |
| 7169126 | Method and apparatus for emboli containment A catheter for use in an emboli containment system includes a flexible elongate member having self-expanding sealing means mounted on its distal extremity. This self-expanding sealing means can take any suitable form, such as a braided structure formed of a suitable... | 01/30/2007 |
| 7128956 | Catheter having improved curve retention The present invention provides a polymeric treatment for curved regions in shaft assemblies that increases curve retention without affecting the flexibility within these regions. More specifically, the present invention modifies the underlying crystalline morphology... | 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 |
| 7048695 | Guiding aid A guiding aid for an instrument to be advanced within a vascular system, particularly the human vascular system, comprising a flexible shapeable shaft comprising a first bent section having a first curvature and at least one further bent section, wherein the bent se... | 05/23/2006 |
| 6997894 | Vascular access catheter having a curved tip and method A vascular access catheter having a curved tip. Preferably, the curved tip is formed into a substantially pig-tail shape. Where the catheter is of the double lumen variety, the terminus of the draw lumen is at the end of the curved tip, and thus is shielded from dir... | 02/14/2006 |
| 6902555 | Shapeable catheter A transformable catheter includes a sheath having a length which is a substantial fraction of the entire length of the transformable catheter and a bore therethrough. A preformed inner catheter having a complex curve formed into the distal end thereof is disposed in... | 06/07/2005 |
| 6758834 | Aortic cannula with spoon-shaped lip An improved aortic cannula is provided for use in heart by-pass surgery. The cannula includes an elongated tube with a terminal end. The terminal end has a ramped surface leading to the discharge opening. The ramped surface terminates in a spoon-shaped lip. The spoo... | 07/06/2004 |
| 6723083 | Catheter for percutaneous transradial approach A preshaped tubular catheter for percutaneous transradial approach to catheterization, comprises a distal bridge shaped portion having a distal arch defining a primary curve, a top defining a secondary curve, and a proximal arch defining a tertiary curve. The proxim... | 04/20/2004 |
| 6711436 | Compositions, apparatus and methods for facilitating surgical procedures Methods are provided for conducting diagnostic or therapeutic medical or surgical procedures in a patient wherein, during the procedure, autonomous ventricular electrical conductivity and escape beats are reversibly and transiently suppressed to facilitate the proce... | 03/23/2004 |
| 6695793 | Guide catheter for placing cardiac lead An improved guide catheter provides a distal tip with one or more members that assist a surgeon with locating and inserting the guide catheter through the ostium in the wall of the right atrium that leads to the coronary sinus of the heart. The guide cath... | 02/24/2004 |
| 6656166 | Guiding introducer for introducing medical devices into the coronary sinus and process for using same A coronary sinus guiding introducer utilized to introduce medical devices, such as electrode leads, into the coronary sinus of a human heart. This guiding introducer contains a precurved distal portion, which curves through an arc of about 50 to 150 degre... | 12/02/2003 |
| 6645195 | Intraventricularly guided agent delivery system and method of use The invention relates to an apparatus and method for locating and positioning a medical device in a patient. The catheter based drug delivery device uses ultrasound imaging technology to facilitate tracking of the catheter as it is maneuvered through the ... | 11/11/2003 |
| 6638372 | Superelastic guiding member An improved guiding member for use within a body lumen having a unique combination of superelastic characteristics. The superelastic alloy material has a composition consisting of about 30% to about 52% (atomic) titanium, and about 38% to 52% nickel and m... | 10/28/2003 |
| 6628976 | Catheter having mapping assembly A mapping catheter comprises a catheter body and a mapping assembly. The catheter body has an outer wall, proximal and distal ends, and at least one lumen extending therethrough. The mapping assembly comprises a generally straight proximal region attached... | 09/30/2003 |
| 6620150 | Catheter for percutaneous transradial approach An apparatus is guided by a guidewire within a luminal structure of a patient for receiving a radiation dose delivery wire with a radiation source attached to its distal end, for treating a disease process. The apparatus includes a balloon catheter with a... | 09/16/2003 |
| 6605061 | Catheter for drug injection in cardiovascular system A catheter for injecting medicants into the endocardium, myocardium or other portions of the cardiovascular system is presented where the catheter has apertures therein for ejection and retraction of a needle. The catheter is designed for the apertures in... | 08/12/2003 |
| 6596818 | Irradiation conversion of thermoplastic to thermoset polymers Disclosed is a radiation-crosslinkable thermoplastic polymer composition, a process for the preparation thereof, an angioplasty balloon made using such a composition, and a method of using the angioplasty balloon. The composition contains a reactive monom... | 07/22/2003 |
| 6592557 | Partial aortic occlusion devices and methods for cerebral perfusion augmentation Methods are provided for partial aortic occlusion for cerebral perfusion augmentation in patients suffering from global or focal cerebral ischemia. Alternatively, the methods can be used to partially occlude aortic blood flow to condition the spinal cord ... | 07/15/2003 |
| 6592570 | Superelastic guiding member An improved guiding member for use within a body lumen having a unique combination of superelastic characteristics. The superelastic alloy material has a composition consisting of about 30% to about 52% (atomic) titanium, and about 38% to 52% nickel and m... | 07/15/2003 |
| 6558368 | Preformed coronary artery guide catheter A catheter having an elongate body including a central lumen adapted to slidably receive a therapeutic catheter. The catheter includes a soft tip adapted to lodge in the ostium of the right coronary artery. The elongate body is formed near the distal end ... | 05/06/2003 |
| 6554794 | Non-deforming deflectable multi-lumen catheter A non-deforming deflectable multi-lumen catheter with an outer jacket having a deflectable distal end portion, an eccentric pull wire lumen, coil and shim embedded therein. The deflectable distal portion optionally having one or more transaxial notches in... | 04/29/2003 |
| 6461336 | Cardiological medical equipment An angioplastic device used for treating the areas surrounding bifurcated vessels. The device has an elongated and relatively flexible tubular guiding catheter assembly that slidably houses a guide positioning assembly therein. The elongated tubular guidi... | 10/08/2002 |
| 6442415 | Contrast-enhanced coronary artery and coronary artery bypass graft imaging using an aortic root catheter injection with either magnetic resonance angiography or computed tomographic angiography A three-dimensional method of imaging the coronary arteries and coronary artery bypass grafts using a catheter contrast enhanced technique. The method involves the percutaneous placement of a catheter via the lower or upper extremity arterial circulation ... | 08/27/2002 |
| 6414018 | Compositions, apparatus and methods for facilitating surgical procedures Methods are provided for conducting surgical procedures in a patient wherein, during the surgical procedure, autonomous ventricular electrical conductivity and escape beats are reversibly and transiently suppressed to facilitate the surgical procedure. Al... | 07/02/2002 |
| 6355026 | Coronary catheters for use in a transradial catheterization Right and left coronary catheters that are designed to be used in a transradial coronary catheterization are provided. The catheters have a proximal end, an extended body portion, and a shaped distal end with two curved portions and a tip. When advanced i... | 03/12/2002 |
| 6325790 | Soft tip catheter In a torsion control catheter including a tubular body and a flexible tip connected to the tubular body, the improvement comprising a copolymer catheter tip composition comprising a first monomer of polyamide and a second monomer of polyamide having a low... | 12/04/2001 |
| 6315752 | Implantable bypass device An implantable bypass device establishes a bypass between an artery and a vein. The device includes an implantable venous connection graft in fluid communication along a vein. The connection graft includes an elongate tubular body, an elongate access lume... | 11/13/2001 |
| 6273881 | Catheter for percutaneous transradial approach A preshaped tubular catheter for percutaneous transradial approach to catheterization, comprises a distal bridge shaped portion having a distal arch defining a primary curve, a top defining a secondary curve, and a proximal arch defining a tertiary curve.... | 08/14/2001 |
| 6264645 | Method of pressurizing the right ventricle of the heart A method of pressurizing the right ventricle of the heart. The method includes providing a multi-lumen cannula. The multi-lumen cannula includes a first sub-cannula and a second sub-cannula. The first sub-cannula includes a proximal end, a distal end, a l... | 07/24/2001 |
