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7318833 |
PFO closure device with flexible thrombogenic joint and improved dislodgement resistance
The present invention provides devices for closing septal defects, such as a patent foramen ovale (PFO). The closure devices include a proximal anchor member, a distal anchor member, and at least...
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7105015 |
Method and system for treating an ostium of a side-branch vessel
The present invention provides a method and system for treating an ostium of a side-branch vessel. The system includes a catheter, a first inflatable member, a stent disposed on the first...
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6790196 |
Aspirating devices for removal of thrombus/lipid from a body lumen
Methods and devices for treating vulnerable plaque deposits within a blood vessel, having an inner surface and one or more plaque deposits containing a core material are disclosed. A device in...
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6773452 |
Manometry apparatus for measuring esophageal sphincter compliance
An apparatus and method for measuring the compliance of the lower esophageal sphincter (LES), the apparatus including a catheter having a plurality of extendable members for both measuring the...
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6749585 |
Central venous catheter with heat exchange membrane
A central venous catheter includes coolant supply and return lumens which communicate coolant to and from first and second heat exchange membranes arranged along the distal segment of the catheter....
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6719724 |
Central venous line catheter having multiple heat exchange elements and multiple infusion lumens
An intravenous catheter system (apparatus and method) for controlling patient temperature includes a generally tubular elongated body having lumens for circulating a heat exchange fluid in a...
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6695810 |
Endolumenal aortic isolation assembly and method
A medical device system and method allows an arterial bypass graft to be proximally anastomosed to an aorta during a beating heart procedure without substantial loss of blood by use of an...
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6689097 |
Flow-by channel catheter and method of use
A vascular catheter assembly includes an over-the-wire stent deployment catheter and a flow-by-channel assembly. The stent deployment catheter is positioned just below the occluded artery in...
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6673040 |
System and methods for catheter procedures with circulatory support in high risk patients
A system and methods are described for performing catheter based procedures on high risk patients that mitigate the risk to the patient and extend the acceptable time window for response when...
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6673039 |
Compositions, kits, methods, and apparatus for transvascular delivery of a composition to an extravascular tissue of a mammal
Compositions, methods, kits, and apparatus are provided for delivering a macromolecular assembly such as a plasmid, virus vector, or other gene vector, to an extravascular tissue such as muscle...
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6620181 |
Method of dissecting tissue layers
A fluid operated retractor for use in surgery. The retractor has a portion that is expandable upon the introduction of fluid under pressure. The expandable portion, is made of a material strong...
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6620131 |
Dual balloon central venous line catheter temperature control system
A system for controlling patient temperature uses a central venous line catheter having axially spaced distal and proximal heat exchange balloons. The central venous line catheter is provided with...
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6616629 |
Medical appliance with centering balloon
The balloon catheter comprises a catheter tube surrounded distally by an elongated inflatable balloon. Throughout the catheter tube is a longitudinal lumen for positioning a radioactive radiation...
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6585689 |
Aortic catheter and methods for inducing cardioplegic arrest and for selective aortic perfusion
The present invention provides an aortic catheter having an upstream occlusion member positioned in the ascending aorta between the coronary arteries and the brachiocephalic artery and a downstream...
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6582388 |
Cardiac bypass catheter system and method of use
A medical device assembly is adapted to isolate the heart from systemic circulation while perfusing oxygenated blood to the systemic arterial circulation during a minimally invasive bypasss...
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6569146 |
Method and apparatus for treating saphenous vein graft lesions
A method for treating loosely formed, friable or fragile lesions in a patient's blood vessel. A catheter having a pair of sealing mechanisms is advanced such that the sealing mechanisms are...
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6520933 |
Central venous line cooling catheter having a spiral-shaped heat exchange member
A catheter and a method of using the catheter are disclosed that serve to create an efficient and rapid controlled manner of regulating a patient's body temperature. The catheter is a heat exchange...
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6517515 |
Catheter having variable size guide wire lumen
A balloon catheter having a first balloon member and a second distal expandable member. The increased distal profile of the catheter with inflation of the second distal expandable member can...
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6485500 |
Emboli protection system
The emboli protection system provides one or more inflatable blocking balloons for isolation of a section of a blood vessel to prevent migration of emboli from the section during an interventional...
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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...
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6471672 |
Selective high pressure dilation balloon
A high pressure dilation medical device delivery catheter having a proximal and distal end comprising two tubes mounted generally concentrically about an inner tube. The balloons being...
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6458098 |
Vascular therapy device
A vascular therapy device is used for treatment, such as injecting or applying medicine, to a lumen or body cavity without surgical treatment. The vascular therapy device includes an elongated...
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6454790 |
Treatment for Barrett's syndrome
An apparatus and method for treating Barrett's tissue by removal of the mucosa through PhotoDynamic Therapy(PDT) is provided. A viscous gel is the medium used to carry the photosensitizer to the...
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6425877 |
Treatment of tissue in the digestive circulatory respiratory urinary and reproductive systems
Apparatus for creating a controlled pattern of ablation throughout the interior of an organ or body cavity while minimizing thermal damage to collateral tissue includes a microporous balloon...
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6416493 |
Method and system for the treatment of hyperkinetic atrial arrhythmia
A method and device for the pharmacological cardioversion of fibrillation or atrial flutter is disclosed. The device is implantable in the human body and provides equipment for drug infusion using...
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6383212 |
Balloon catheter and stent deploying catheter system
A balloon catheter with a balloon having first and second tapered sections adjacent the distal and proximal ends of the working length of the balloon, respectively, and third and fourth tapered...
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6355015 |
Medical device for internal heat treatment and drug delivery
Medical device ( 1 ) for effecting heat treatment and local delivery of a fluid medicament on body tissue presenting a predetermined section of a boundary wall of a passageway in a human or animal...
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6299597 |
Percutaneous repair of cardiovascular anomalies and repair compositions
Percutaneous repair of cardiovascular anomalies via the introduction of a photoactivated biopolymer introduced to the affected site via a catheter system.
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6287320 |
Method and apparatus for treatment of focal disease in hollow tubular organs and other tissue lumens
The present invention provides a technique for treating diseased portions of tissue lumens by the focal introduction of at least one therapeutic agent at the diseased region. A catheter is...
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6280545 |
Method of forming balloon catheter
A balloon catheter is formed by a heat shrinkable tube. In the method, a rod member is inserted into the shrinkable tube, and parts of the shrinkable tube are heated so that the parts of the...
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6254563 |
Perfusion shunt apparatus and method
A perfusion shunt apparatus and methods are described for isolating and selectively perfusing a segment of a patient's cardiovascular system and for directly circulatory flow around the isolated...
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6248086 |
Method for cannulating a patient's aortic arch and occluding the patient's ascending aortic arch
A catheter system and method for achieving total cardiopulmonary bypass during heart surgery. A venous perfusion catheter is inserted peripherally into a preselected vein where it is advanced and...
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6238392 |
Bipolar electrosurgical instrument including a plurality of balloon electrodes
A bipolar electrosurgical instrument is described which may be used for heating the inner lining of a lumen or cavity within a patient. In particular, the present invention is directed to an...
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6234995 |
Apparatus and method for selectively isolating a proximal anastomosis site from blood in an aorta
A medical device system and method allows an arterial bypass graft to be proximally anastomosed to an aorta during a beating heart CABG procedure without substantial loss of blood by use of an...
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6210365 |
Perfusion catheter system having sutureless arteriotomy seal and methods of use
Apparatus and methods are provided for delivering oxygenated blood to a patient undergoing cardiac surgery using a perfusion catheter having a distal end carrying first and second sealing members....
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6156005 |
Ballon catheter for stent implantation
A catheter device for the treatment of a vessel carrying body fluid, comprising an inner first occlusion catheter, having a first tubular shaft with a proximal end and a distal end, a distal...
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6148825 |
Method of using a dedicated internal shunt and stent for the inferior vena cava
Disclosed is a method of diverting blood from the adult retro hepatic Inferior Vena Cava (IVC) and the shunting of renal and infra renal IVC blood to the right atrium when desired during surgery on...
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6148222 |
Esophageal catheters and method of use
A method and a catheter for passing a therapeutic electric current to, or sensing electric signals from, the body of a patient. The catheter is inserted into the esophagus of the patient,...
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6126635 |
Adjustable treatment chamber catheter
Disclosed herein is a catheter device for treatment of disease in biological conduits. The device has inner and outer coaxial catheter members, each having an inflatable balloon attached near its...
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6056721 |
Balloon catheter and method
A balloon catheter device for treating an obstructing material within a vascular conduit or other body passageway. The device comprises an elongate catheter body extending between a proximal end...
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6045531 |
Catheter having a lumen occluding balloon and method of use thereof
A catheter and method of use adapted to intermittently deliver fluids to and drain fluids from a body vessel having an interior lumen occluding balloon. The selective inflation and deflation of the...
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6022336 |
Catheter system for emboli containment
A multi-catheter emboli containment system is disclosed which is adapted to provide at least one pair of optimized paths for irrigation and aspiration fluid flow. Through careful design of the...
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6015402 |
Wire perfusion catheter
A low profile wire perfusion catheter is disclosed for use in percutaneous transluminal coronary angioplasty. The catheter includes a wire configured to be inserted into a blood vessel. The wire is...
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6013085 |
Method for treating stenosis of the carotid artery
An endovascular method for treating a stenosis of a carotid artery of a patient provides cerebral protection during placement of a stent at the expanded stenosis. The method preferably comprises...
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5971973 |
Method of occluding a patient's ascending aorta and returning oxygenated blood to the patient from a bypass system
A process for inducing cardioplegicarrest of a heart in situ in a patient's body, comprising maintaining the patient's systemic circulation by peripheral cardiopulmonary by-pass, occluding the...
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5971955 |
Double balloon catheter with ultrasonic probe
The invention relates to a catheter comprising a tube-like basic body with a distal end and a proximal end and at least two balloon members received at the distal end at a certain distance from...
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5971954 |
Method of making catheter
A hand-actuated retention catheter 5 is disclosed. The retention catheter includes a tube 12, an overcoat layer 14 encircling the tube 12 and a cavity 16 interposed between the tube 12 and the...
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5951514 |
Multi-lobe perfusion balloon
A low profile wire perfusion catheter is disclosed for use in percutaneous transluminal coronary angioplasty. The catheter includes a wire configured to be inserted into a blood vessel. The wire is...
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5947985 |
Apparatus and method for cleaning diseased vein grafts
Apparatus for cleaning a vessel having a stenosis therein comprising first and second balloon catheters. Balloons are disposed on opposite sides of the stenosis in the vessel and form a closed...
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5919163 |
Catheter with slidable balloon
The instant invention provides a novel double balloon catheter which includes a first fixed balloon on the cranial end of the catheter; a second slidable balloon positioned around the catheter and...
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