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8182744 |
Ultraviolet sanitization in pharmacy environments
Systems and methods to reduce bioburden on at least a portion of a fluid transfer port include supplying a dose of radiation to the portion in optical communication with at least one source of...
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8182474 |
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...
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8152795 |
Method and device for cardiac tissue ablation
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...
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RE43300 |
Apparatus having stabilization members for percutaneously performing surgery and methods of use
Apparatus and methods for performing surgery within an organ or vessel are provided. A catheter is provided having a longitudinal axis and an end region carrying an end effector, the end region...
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8109951 |
Device for implementing a cutting balloon intervention with IVUS monitoring
Device for implementing a cutting balloon intervention by means of a “cutting balloon” catheter, at the distal end of which is disposed an inflatable balloon with axially running blades mounted the...
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8104483 |
Multi-port light delivery catheter and methods for the use thereof
Methods of advancing a laser catheter across an occlusion are described. They may include the steps of advancing a guidewire through a first proximal lumen and a distal lumen of the catheter into a...
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8097028 |
Photoreactive system and methods for prophylactic treatment of atherosclerosis
The present invention provides a prophylactic light activated treatment method for subjects at risk of a plaque-mediated thrombotic event, such as acute coronary syndromes. In one embodiment, the...
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RE42959 |
Apparatus and methods for stimulating revascularization and/or tissue growth
Apparatus and methods for stimulating revascularization and tissue growth are provided using an apparatus having a directable end region carrying a tissue piercing end effector. The apparatus...
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8021660 |
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...
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7976536 |
Method and apparatus for treating venous insufficiency
A catheter introduces electrodes in a vein for a minimally invasive treatment of venous insufficiency by the application of energy to cause selective heating of the vein. The catheter is positioned...
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7935108 |
Deflectable sheath catheters
The present invention provides devices and methods for the treatment of atrial fibrillation. In one embodiment a deflectable sheath catheter includes an elongate catheter body having proximal and...
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7931859 |
Ultraviolet sanitization in pharmacy environments
Systems and methods to reduce bioburden on at least a portion of a fluid transfer port include supplying a dose of radiation to the portion in optical communication with at least one source of...
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7921854 |
Endovenous laser treatment for varicose veins
Improved devices and methods for removing blood from a blood vessel in preparation for endovenous laser ablation are described. The improved methods include one or more of: placing the patient in...
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7811281 |
Excimer laser catheter
A method and apparatus, of providing endovascular therapy. The steps include arranging optical fibers within a catheter, the catheter having a tip whose length is at least 1 cm and whose diameter...
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7803169 |
Blood vessel occlusion auger
A blood occlusion auger having an in vivo distal auger tool coupled in operative association with an ex vivo auger control for opening and traversing occlusions in a blood vessel The auger control...
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7740626 |
Laser induced liquid jet generating apparatus
The laser induced liquid jet generating apparatus irradiates a laser beam on a liquid in a main body, guides the generated liquid jet into a catheter via a nozzle, and generates a flow in the...
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7730894 |
Photodynamic therapy apparatus and method for vascular tissue treatment
Light generating devices for illuminating portions of vascular tissue, to render photodynamic therapy. In one embodiment, a light source array preferably including a plurality of light emitting...
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7665466 |
Self-expanding medical occlusion device
A self-expanding medical occlusion device treats a heart defect in a patient and is inserted into the body in minimally invasive fashion using a catheter system, and includes a braiding of thin...
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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...
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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...
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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...
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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 to...
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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...
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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....
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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....
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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...
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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...
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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...
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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...
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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...
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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,...
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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...
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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...
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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...
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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...
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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.
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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...
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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 means of...
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