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7618428 |
Endoscopic rotary abrader
An endoscopic rotary abrader allowing for increased burr size while maintaining the required minimum clearance between the burr and the hood. This is accomplished either by an offset configuration...
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7611484 |
Methods and devices for treating diseased blood vessels
The present invention provides a mechanism by which the physical properties of diseased blood vessel walls can be manipulated to achieve an effective vessel lumen diameter for a prolonged period of...
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7591834 |
Shape memory system with integrated actuation using embedded particles
A shape memory material with integrated actuation using embedded particles. One embodiment provides a shape memory material apparatus comprising a shape memory material body and magnetic pieces in...
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7584022 |
Method for controlling fluid flow in a rotational atherectomy device
A method system and controller for controlling fluid flow in a rotational atherectomy device. A source of fluid is provided through a pump to the rotational atherectomy device, wherein the pump...
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7572272 |
Embolic filtering devices for bifurcated vessels
An embolic filtering device for use in a bifurcated vessel includes delivery device having a first guide wire and a second guide wire. The second guide wire diverges from the distal-end region of...
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7563242 |
Ultrasonic surgery apparatus
An ultrasonic surgery apparatus capable of setting surgical conditions properly in accordance with hardness of a nucleus lentis and performing surgery with efficiency is disclosed. The ultrasonic...
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7556633 |
Method and apparatus for endoscopic dissection of blood vessels
An endoscopic apparatus for dissecting a blood vessel includes a endoscopic barrel having a plurality of lumens, one of the lumens being dimensioned for receiving an endoscope, a handle disposed at...
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7547314 |
Self-cleaning endoscopic vein harvester rod
An endoscopic vessel harvesting device has an elongated sleeve member for insertion into a body having a vessel to be harvested. A V-cutter cutter is provided that is longitudinally extendable from...
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7544203 |
Temporary seal and method for facilitating anastomosis
Forming a proximal anastomosis on an aortic wall includes method and instrumentation and apparatus for forming an aortic puncture and inserting a fluid-impervious sealing element with a lateral...
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7534249 |
System and method of use for agent delivery and revascularizing of grafts and vessels
A system and method for opening a lumen in an occluded blood vessel, e.g., a coronary bypass graft, of a living being. The system comprises an atherectomy catheter having a working head, e.g., a...
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7520886 |
Endoscopic cutting device
An endoscopic cutting device is disclosed. The device comprises an inner catheter including an inner wall having an opening formed therethrough. The inner wall further has a cutting blade moveably...
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7513903 |
Organ culture in situ
A method of increasing blood supply to an ischemic area with a cultured vessel in situ, comprising: 1) selecting a narrow artery responsible to an ischemic area; 2) selecting a vein drawing blood...
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7510562 |
Vein dissector, cauterizing and ligating apparatus for endoscopic harvesting of blood vessels
An endoscopic apparatus for harvesting a desired blood vessel including an endoscopic barrel having at least two lumens, one of the lumens dimensioned for receiving an endoscope, a handle disposed...
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7507246 |
Rotational thrombectomy device
A thrombectomy apparatus for breaking up thrombus or other obstructive material in a lumen of a vascular graft or vessel includes a flexible sheath and a wire positioned within the flexible sheath,...
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7507245 |
Rotational angioplasty device with abrasive crown
A rotational angioplasty device comprising a flexible, elongated drive shaft rotatable about an axis of rotation of the drive shaft, the drive shaft comprising one or more helically wound wires and...
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7494497 |
Medical devices
Medical devices, such as medical balloons, catheters having balloons, and stents, having one or more cutting elements are disclosed. In some embodiments, the cutting elements include diamond.
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7485125 |
Cutting instrument
A cutting instrument includes an outer member having a cutting portion, and a helical knife coupled to the outer member for rotation relative to the outer member. At least a portion of the helical...
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7479147 |
Rotational atherectomy device
An elongate tubular body extends between a rotatable cutter and a control. The cutter is connected to the control with a rotatable element. A vacuum is applied through an annular passage defined...
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7473262 |
Methods and devices for blood vessel harvesting
Methods and devices for harvesting veins from the body. The methods and devices allow vein harvesting using laparoscopic procedures. A working space is created over the vein using standard...
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7429264 |
Minimally invasive deployable cutting instrument
Instruments and methods for cutting tissue are disclosed. The instruments include one or more cutting members movable from a reduced profile undeployed position for insertion to the operative site...
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7416555 |
Intravascular material removal device
An intravascular material removal device that removes material from a vessel wall and creates flow dynamics that draw the material into a catheter device for removal from the vessel is provided. A...
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7413558 |
Elastically distensible folding member
An elastically distensible folding member is disclosed. The folding member can be formed with a wall that is substantially shaped as a tube when the folding member is in a relaxed (i.e. unstressed)...
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7407506 |
Device, system and method for interstitial transvascular intervention
Method and apparatus for utilizing the vascular system as a conduit to reach other vascular and extravascular locations within the body. Included are methods for revascularization wherein the...
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7399307 |
Apparatus and method for removing occlusive material within blood vessels
An apparatus for treating an occlusive region of a blood vessel includes a catheter including a first lumen extending from an end port to a first side port, and a second lumen extending from a...
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7396358 |
Device and method for converting a balloon catheter into a cutting balloon catheter
A lesion treating device for converting a standard balloon catheter into a cutting balloon catheter is provided. The device includes a longitudinal housing such as a tube which is sized to be...
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7367982 |
Method for opening a lumen in an occluded blood vessel
A method for opening a lumen in an occluded blood vessel, e.g., a coronary bypass graft, of a living being. The method entails using an instrument to deploy the stent at occlusive material within...
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7344546 |
Intralumenal material removal using a cutting device for differential cutting
Intralumenal material removal systems are provided using an advanceable and rotatable cutter assembly designed for differential cutting. The intralumenal material removal system includes a cutter...
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7331971 |
Living-body tissue removing apparatus
A living-body tissue removing apparatus according to the present invention includes a grip portion, an inserting portion which is connected to the grip portion and is inserted in the body, an...
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7329267 |
Medical cutting devices and methods of use
Intravascular cutting device that does not require an inflatable balloon for blade deployment. A cutting wire can be reversibly moved between a retracted, non-cutting position in which the cutting...
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7326220 |
Tool for removing intraocular foreign bodies
A surgical tool captures and removes very large intraocular foreign bodies from the eye. An elongate bore is formed in an elongate base that is held in the palm of a hand. A user retracts a foreign...
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7318830 |
Apparatus and method of use of a circular surgical stapler
A method and apparatus for removing a circumferential portion of a hollow body organ from a patient with a circular stapling instrument. The instrument is provided with a vacuum tubing in...
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7316697 |
Vessel cleaning system with asymmetrical auto retracting agitator
A vessel cleaning system for removing an obstruction from within a patient's vessel, the system comprising a housing, connected to a flexible-tube, a motor-driven flexible agitator-shaft rotatably...
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7309342 |
Heatless blood vessel harvesting device
A method and device are disclosed directed at harvesting of vessels, such as arteries and veins, especially as required in vessel grafting procedures. The device and method discloses a cannula-like...
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7303572 |
Catheter assembly with plaque cutting balloon
A balloon catheter assembly comprises an elongate catheter shaft having a proximal portion and a distal portion, and an inflatable balloon secured to the shaft distal portion. A plurality of...
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7303531 |
Excisional biopsy devices and methods
An excisional biopsy device includes a tubular member having a window near a distal tip thereof; a cutting tool, a distal end of the cutting tool being attached near the distal tip of the tubular...
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7291158 |
Cutting balloon catheter having a segmented blade
A cutting balloon catheter and method of making and using the same. The cutting balloon catheter may include a catheter shaft having a balloon coupled thereto. One or more cutting members or blades...
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7279002 |
Cutting stent and balloon
A stent or sheath having one or more cutting blades may be constructed for implantation in the body. A balloon having one or more cutting blades may be used with a stent or a sheath.
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7270673 |
Microsurgical balloon with protective reinforcement
A microsurgical balloon, with at least one incising component mounted to the surface of the balloon, includes a protective pad to prevent the outer surface of the incising component from coming...
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7264626 |
Blood vessel knife
A blood vessel knife allows a doctor to easily see a knife main body when holding it for surgical operation. In a blood vessel knife having a cutter holder at a tip portion of a rod-shaped grip,...
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7235088 |
Neuro thrombectomy catheter
An elongate tubular body extends between a rotatable cutter and a control. The cutter is connected to the control with a rotatable element. A vacuum is applied through an annular passage defined...
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7220269 |
Thrombectomy catheter system with occluder and method of using same
A thrombectomy catheter system with occluder and method of using same for removal of tissue, such as thrombus and the like, from a vessel in the body. Multiple catheters and an occluder-bearing...
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7179270 |
Methods for bypassing total or near-total obstructions in arteries or other anatomical conduits
Methods for bypassing total or near-total obstructions in arteries or other anatomical conduits. A guidewire is advanced through the lumen of the artery or anatomical conduit upstream of the...
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7179269 |
Apparatus and system for removing an obstruction from a lumen
An apparatus and system for removing an obstruction from a body lumen simultaneously mechanically dislodges the obstruction, macerates the obstruction, and aspirates the effluent caused thereby....
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7175605 |
Therapeutic catheter having sensor for monitoring distal environment
Apparatus with a pneumatic or hydraulic or mechanical therapeutic catheter. The therapy energy required to treat internal vessels of the patient is transferred by the same fluid or the same...
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7174240 |
Control system for rotational angioplasty device
A method for controlling fluid flow in a rotational atherectomy device. A source of fluid is provided through a pump to the rotational atherectomy device, wherein the pump maintains the fluid flow...
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7172610 |
Rotational atherectomy system with stationary cutting elements
An elongate tubular body extends between a rotatable cutter and a control. The cutter is connected to the control with a rotatable element. A vacuum is applied through an annular passage defined...
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7172609 |
Apparatus for supporting a segmented blade on a balloon catheter
A device for incising a stenosis in the vasculature of a patient includes a plurality of blades mounted on a resilient base member. The blades are arranged in a pattern to allow for relative...
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7163548 |
Ultrasonic surgical blade and instrument having a gain step
An ultrasonic surgical blade, and an instrument, having a gain step. The blade body has, in any half wave length of the ultrasonic-surgical-blade body, a first vibration antinode, a vibration node,...
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7163547 |
Harvester
A device is disclosed to remove veins from the body. These can be unwanted varicose veins or healthy veins of the arms and legs used for bypasses or fistula formation. This device has a handle for...
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7163546 |
Method and apparatus for avulsion of varicose veins
Apparatuses and methods for removing veins, usually varicose veins, rely on endoluminal capture of a distal end of the vein segment to be removed. In the illustrated embodiments, a shaft having...
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