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7559329 Method of treating a blood vessel with an optical fiber having a spacer  
An endovascular laser treatment device designed to be used with an optical fiber to treat venous diseases such as varicose veins is provided. The device includes a spacer that positions the distal...
7537592 Endovascular tissue removal device  
An endovascular tissue removal device including a lumen including a rotatable terminal hub advanceable in vasculature, at least one fiber extending from the hub for ablating tissue, and an...
7535935 Spectroscopic catheter system with widely tunable source and method of operation  
A laser system for a spectroscopic catheter system uses multiple semiconductor gain media having gain peaks at different wavelengths. The output from the gain media is preferably coupled into...
7524316 Endovenous closure of varicose veins with mid infrared laser  
This invention is an improved method and device for treating varicose veins 200 or the greater saphenous vein 202 . The method comprises the use of infrared laser radiation in the region of 1.2...
7490612 Method of transluminal laser revascularization of cerebral blood vessels having atherosclerotic lesions  
A method of transluminal laser revascularization of cerebral blood vessels having atherosclerotic lesions by introducing into the affected lumen a microcatheter device composed of a plurality of...
7465312 Systems and methods for treating superficial venous malformations like spider veins  
Systems and methods treat superficial venous malformations, such as spider veins. The systems and methods distribute a light-reactive agent, e.g., verteporfin, at or near an inner wall of a vein....
7458967 Endovascular treatment apparatus and method  
An endovascular sheath device for use with a thermal treatment apparatus is provided. The device includes a longitudinal tube which is designed to receive a thermal treatment device and is designed...
7449026 Intra-cavity catheters and methods of use  
Catheters for performing therapeutic and diagnostic procedures within a body, including human or animal body cavities or lumens, and methods for use. One or more distancing member of the catheter...
7425326 Use of collagenase to facilitate guide wire crossing in total arterial occlusions  
The use of a collagenase containing formulation for degrading collagen within an occlusive atherosclerotic plaque in a chronic fibrotic occlusion, chronically occluded animal tube or cavity. A...
7415169 Medical viewing system and method for enhancing structures in noisy images  
A viewing system and method for enhancing objects of interest represented on a moving background in a sequence of noisy images and for displaying the sequence of enhanced images, comprising...
7396354 Light delivery catheter  
The present invention provides improved light delivery catheters for use in therapeutic methods, such as PDT, that require illumination of target tissue within a blood vessel or other hollow body...
7357796 Phototherapeutic wave guide apparatus  
Methods and apparatus are disclosed for forming annular lesions in tissue. The methods include introduction of an optical apparatus proximate to a tissue site, via, for example, a catheter. The...
7344528 Optic fiber probe  
An optic fiber probe system for treating thrombus of a patient comprising at least one optic fiber with at least one confined liquid-fillable void space and a light source for causing a...
7288087 Expandable laser catheter  
Expandable laser catheters for utilizing laser energy to remove obstructions from body passages are described. In one embodiment, the laser catheter includes a shaftway having a distal end...
7273478 Endovascular treatment device having a fiber tip spacer  
An endovascular laser treatment device designed to be used with an optical fiber to treat venous diseases such as varicose veins is provided. The device includes a spacer that positions the distal...
7267674 Apparatus and method for laser treatment  
A method and apparatus for treating atrial tissue include positioning a lesion formation tool against the atrial surface. An optical fiber of the tool is energized at a wavelength is selected to...
7238180 Guided ablation with end-fire fiber  
A method and apparatus for treating a body tissue in situ (e.g., an atrial tissue of a heart to treat atrial fibrillation) include a lesion formation tool is positioned against the heart surface....
7238179 Apparatus and method for guided ablation treatment  
A method and apparatus for forming a lesion in tissue along a desired ablation path with treating a body tissue in situ (e.g., an atrial tissue of a heart to treat) atrial fibrillation include a...
7238178 Device for performing laser angioplasty with OCT monitoring  
Device for performing laser angioplasty, in which laser light is beamed via a laser radiation device in the area of a catheter tip, with simultaneous OCT monitoring, for the ablation of plaque. The...
7214223 Photoatherolytic catheter apparatus and method  
A method and apparatus for treating an atherosclerotic target region of a coronary vessel in a patient are disclosed. The method includes delivering to the patient, a photoatherolytic compound, to...
7207984 Methods for projection of energy  
Methods and apparatus are disclosed for forming annular lesions in tissue. The methods include introduction of an optical apparatus proximate to a tissue site, via, for example, a catheter. The...
7169142 Malleable energy wand for maze procedure  
An apparatus for treating a biological tissue of a patient in situ includes an optical fiber for guiding a coherent waveform of a selected wavelength to a fiber tip. The wavelength is selected to...
7163534 Laser-based maze procedure for atrial fibrillation  
A method and apparatus for treating atrial tissue include positioning a lesion formation tool against the atrial surface. An optical fiber of the tool is energized at a wavelength is selected to...
7163533 Vascular treatment device and method  
A catheter device for treating a vascular disease is provided. The catheter device includes an energy delivery device such as an optical fiber for delivering laser energy and a catheter. The...
7146210 Apparatus and method for optimizing tumor treatment efficiency by electric fields  
The apparatus and method are designed to compute the optimal spatial and temporal characteristics for combating tumor growth within a body on the basis of cytological (as provided by biopsies,...
7137977 Atraumatic laser tip for atrial fibrillation treatment  
An apparatus for forming a lesion in cardiac tissue includes an optical fiber for guiding a coherent waveform of a selected wavelength to a fiber tip. The wavelength is selected to have a low...
7131447 Methods and systems for performing thoracoscopic coronary bypass and other procedures  
A method for closed-chest cardiac surgical intervention relies on viewing the cardiac region through a thoracoscope or other viewing scope and endovascularly partitioning the patient's arterial...
7125404 Fiber optic laser catheter and method of using it  
A fiber optic laser catheter assembly for use in removing, or largely debulking, obstructions or occlusions from a lumen in a living body. The catheter assembly includes an outer tubular sheath, an...
7108692 Apparatus for applying light to a vessel wall  
An apparatus for applying light to a site to be treated on a wall of a vessel in the human or animal body, in particular for laser welding of two vessels to one another, has a light-feeding...
7107997 Method and apparatus for increasing angiogenic, growth factor in heart muscle  
The present invention relates to methods and apparatuses for use in revascularization of damaged areas of myocardium through application of one or more radiation type treatment modalities.
7107996 Apparatus and method for treating atherosclerotic vascular disease through light sterilization  
A method and apparatus for treating gum disease includes a light producing dental appliance that is accessible exteriorly of the body for placement within the mouth of the patient to expose the...
RE39157 Apparatus for restenosis treatment  
Method and apparatus for treatment and post-treatment of the stenosed region of an artery after reduction of the region by angioplasty or other means by applying a radioactive dose to said reduced...
7039454 Biological optical measuring instrument  
A biological optical measuring instrument comprising a measuring probe ( 101 ) for collecting light from a plurality of portions of a subject ( 214 ) transmitted through the subject ( 214 ) by...
7033347 Endovascular laser treatment device  
An endovascular laser treatment device preferably includes a catheter having a hub at its proximal end, an optical fiber for insertion into the catheter, a fiber connector attached to the optical...
7028692 Methods and systems for performing thoracoscopic coronary bypass and other procedures  
A method for closed-chest cardiac surgical intervention relies on viewing the cardiac region through a thoracoscope or other viewing scope and endovascularly partitioning the patient's arterial...
6997924 Laser pulmonary vein isolation  
A catheter introduction apparatus provides an optical assembly for emission of laser light energy. In one application, the catheter and the optical assembly are introduced percutaneously, and...
6986766 Method of endovenous laser treatment  
A method of endovenous laser treatment in disclosed. An introducer sheath 40 is introduced into a vein and an optical fiber 12 is introduced through the introducer sheath until a first marking ...
6984229 Device and method for minimizing restenosis after angioplasty treatment  
A novel device and method for preventing restenosis and streamlining the angioplasty procedure. The device and method provide a fiberoptic guidewire, or, alternatively, a light-conducting catheter,...
6981971 Medical laser device  
A medical laser device is disclosed comprising an optical fiber 12 having markings 45, 46 which enable the optical fiber 12 to be accurately positioned relative to an introducer sheath 40. ...
6976990 Intravascular ventriculocoronary bypass via a septal passageway  
A method for performing a bypass procedure utilizes the patient's vascular system for accessing or reaching a desired location within the patient's body. The method may also provide a direct flow...
6966906 Deflection mechanism for a surgical instrument, such as a laser delivery device and/or endoscope, and method of use  
A mechanism and method for steering a surgical instrument inserted into an endoscope such as a ureteroscope, nephroscope, or cystoscope, and/or for steering the endoscope, utilizes a shape memory...
6962585 Catherization system and method  
An artery blockage removal system including a hollow plastic tube with IR optical fibers extending longitudinally between its inner and outer walls, the end of the tube having a metal clad tip ring...
6962584 Electromagnetic photonic catheter for reducing restenosis  
The method of vascular treatment for restenosis or vulnerable plaque after an invasive procedure, such as for example angioplasty, stenting with or without drug coating, or drug delivery,...
6951557 Percutaneous myocardial revascularization device and method  
Devices and methods for creating a series of percutaneous myocardial revascularization (PMR) channels in the heart. One method includes forming a pattern of channels in the myocardium leading from...
6942657 Intralumenal contact sensor  
An apparatus and method for phototherapy are described in which laser light or other radiation is projected from within a catheter, through a balloon member, and toward the surface of tissue. The...
6908460 Apparatus for conveying a light source to an intravenous needle to kill blood pathogens  
A tip of a needle is inserted into large vein of a patient. The needle is mounted in a butterfly device axially engaged to a generally cylindrical housing containing a Y-connector. A...
6902562 Percutaneous myocardial revascularization marking and therapeutic or diagnostic agent delivery system  
A system and method of marking percutaneous myocardial revascularization channels in a human heart and introducing into the channels a therapeutic or diagnostic agent by inserting a catheter system...
6869429 Apparatus for exterior arterial ablation  
A method and apparatus for reducing the thickness of arterial walls is disclosed. Ablation of the exterior layer of the arterial walls is performed using mechanical or laser ablation techniques....
6863668 Articulation mechanism for medical devices  
An improved articulating device for use with a medical insertion instrument comprising in part a first tube having a plurality of ribs defining a plurality of bending segments, a second tube...
6858009 Ultrasonic angioscope system  
An ultrasonic angioscope system which uses an imaging technique of sending ultrasonic waves to a portion ahead of a stricture of a blood vessel and visualizing a portion in the forward direction of...
Matches 1 - 50 out of 321 1 2 3 4 5 6 7 >