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7338467 |
Device for minimally invasive intravascular aortic valve extraction
A perfusion catheter includes at least one perfusion channel and at least two dilation units disposed at a distance from each other at the distal catheter region in the longitudinal extension of...
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7335185 |
Protective coatings for medical devices
A dilatation balloon formed of a first material and further including at least one first plasma polymerized layer which forms the top most surface of the balloon, and a method of making the same.
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7273471 |
Catheter balloon having a porous layer with ridges
A balloon catheter having a balloon with a porous polymer layer and one or more filamentary members which are on or in the porous polymer layer and which form ridges protruding outwardly from a...
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7026026 |
Balloons made from liquid crystal polymer blends
Balloons for use on medical devices such as catheter balloons are formed from polymer blend products which include a liquid crystal polymer (LCP), a crystallizable thermoplastic polymer, especially...
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6977103 |
Dimensionally stable balloons
An inflatable medical balloon comprises a polymer matrix material and a plurality of fibers distributed in the matrix material. The plurality of fibers operatively adhere to the matrix material and...
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6946173 |
Catheter balloon formed of ePTFE and a diene polymer
A catheter balloon formed of a polymeric material such as expanded polytetrafluoroethylene (ePTFE) bonded to a second layer formed of a low tensile set polymer and/or impregnated with a low tensile...
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6939320 |
Localized delivery of drug agents
Medical devices including a substrate that are expandable from a compressed state to an expanded state; a coating on the substrate, the coating having a drug agent incorporated therein; and a...
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6913597 |
Retrograde cannula preventing blood back-flow during stylet removal
A retrograde cannula for delivering fluid to a human heart has proximal and distal ends and includes an infusion lumen adapted to conduct CPG for discharge into the heart. An expandable balloon is...
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6623452 |
Drug delivery catheter having a highly compliant balloon with infusion holes
An intravascular drug delivery balloon catheter incorporating a highly compliant balloon having a plurality of infusion holes. The highly compliant balloon elastically expands at a low inflation...
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6613067 |
Balloon protector
A method and apparatus for protecting a balloon of a balloon catheter from damage prior to inserting the balloon catheter into a body lumen. The balloon protector comprising a tube of synthetic...
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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...
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6554795 |
Balloon catheter and method of manufacture
Disclosed herein is a compliant catheter balloon with an improved elastic response and reduced longitudinal expansion, and a method of forming the same. The balloon comprises a SEBS block...
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6500148 |
Balloons for medical devices and fabrication thereof
Dilation balloons and catheters including same are provided. The balloons are fabricated of a material such as a nylon or a polyamide material, and they have an inflated, non-distended working...
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6033379 |
Balloon catheter
An improved balloon catheter has a catheter body with an expandable member, such as a balloon, mounted to the exterior surface thereof. Preferably, means for preventing sticking of the expandable...
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5868705 |
Pre-stretched catheter balloon
Disclosed herein is a compliant catheter balloon with an improved elastic response and reduced longitudinal expansion, and a method of forming the same. The balloon comprises a SEBS block...
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5707354 |
Compliant catheter lumen and methods
In one aspect, the invention provides a vascular catheter sheath for use with a therapeutic catheter having a radially expandable member. The catheter sheath includes a catheter body having a...
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5647848 |
High strength low compliance composite balloon for balloon catheters
An improved dilation balloon for securement to a catheter. The balloon includes an elastomeric skin having a constraining structure affixed thereto. The constraining structure allows radial...
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5609583 |
Collapsible catheter
A collapsible catheter is provided for irrigation or aspiration of the urinary bladder with fluid. The catheter consists of a pair of telescoping collapsible hollow elastomeric tubes which form an...
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5533968 |
Low profile catheter with expandable outer tubular member
An intravascular catheter such as a dilatation catheter for angioplasty with a catheter shaft having an outer tubular member with an expandable distal section which expands elasticly upon the...
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5500180 |
Method of making a distensible dilatation balloon using a block copolymer
Balloons and balloon catheters with a superior overall combination of distensibility, elastic stress response and strength. The improved properties of the balloons result from the method or process...
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5490838 |
Method of inserting a balloon catheter
A balloon catheter defines a balloon having a cylindrical outer surface of a diameter essentially no greater than the diameter of the tubular shaft. Additionally, a method is disclosed in which one...
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5490837 |
Single operator exchange catheter having a distal catheter shaft section
An intravascular balloon catheter including a proximal tubular member, preferably a proximal hypotube. The distal end of the proximal hypotube is connected to a transition tube which extends...
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5474537 |
Inflatable shaft catheter
The invention herein is directed to a dilatation catheter comprising a steering wire, a dilatation balloon encompassing the said steering wire, and a flexible, inflatable catheter shaft concentric...
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5470314 |
Perfusion balloon catheter with differential compliance
A perfusion balloon catheter (10), as for angioplasty by dilatation, has the balloon (30) formed so that, when inflated within a vas or coronary artery, one or more channels (40) are provided for...
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5449371 |
Balloons for medical devices
Dilatation balloons and catheters including same are provided. The balloons are fabricated of a material such as a nylon or a polyamide material, and they have an inflated, non-distended working...
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5437638 |
Multifinger topocatheter tip for multilumen catheter for angioplasty and manipulation
A tip design for a multilumen catheter which includes a plurality of inflatable tubes each of which is attached to a lumen at the distal end of the multilumen catheter. The inflatable tubes are...
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5429605 |
Microballoon catheter
This invention is a microballoon tipped catheter. The catheter has a shaft which is of varying flexibility with the most flexible portion towards the distal tip. The balloon, located near the...
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5358487 |
Frangible balloon catheter
A balloon catheter comprises a catheter shaft, an inflation lumen defined in the catheter shaft, an inner balloon attached to the catheter shaft, with the interior of the inner balloon...
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5304135 |
Axial multi-chamber angioplasty balloon assembly
An axial multi-chamber angioplasty balloon assembly for insertion into a blood vessel comprises a primary elongated, elastic, inflatable balloon having a first Young's Modulus, a distal portion, a...
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5295960 |
Catheter with interior balloon
A catheter includes a body having tubular walls defining a lumen extending along an axis from the distal end of the body to a proximal end of the body. Portions of the walls define at least one...
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5265622 |
Guidewire having radially expandable member and method for guiding and advancing a catheter using the same
A guidewire for use in guiding a catheter is provided with an expandable element at its distal region. The element may be expanded from a contracted configuration having a diameter corresponding to...
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5250029 |
Zero-residual zero-tip balloon catheter
A balloon type catheter used for drainage or irrigation and drainage of a body cavity such as the bladder having a tapered tip with a large elongated lateral opening spanning the approximate...
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5098379 |
Catheter having lubricated outer sleeve and methods for making and using same
An elongated catheter having an interior and an exterior surface, wherein the interior surface defines a lumen passing through the catheter. The catheter further including an enclosed cavity...
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5083576 |
Elongation of linear and tubular tissue
An inflatable envelope and a procedure for using it for the purpose of elongating tubular or linear tissue during the acute phase of a surgical procedure. The envelope has a path upon which the...
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5078681 |
Balloon catheter apparatus with releasable distal seal and method of operation
A balloon catheter apparatus is used in combination with an endoscope having an insertion portion to be inserted in a body cavity. The apparatus comprises a catheter to be connected to a...
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5062425 |
Expansible internal pressure cold packs and perineal ice pad
An alternative to internal stitches in the care of small bleeders in the vaginally delivered patient that can avoid the chance of a needle stick is the application of direct pressure and cold. An...
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5053007 |
Compression balloon protector for a balloon dilatation catheter and method of use thereof
An apparatus for protection of a distal balloon on a dilatation catheter includes an inner compressible sleeve which fits longitudinally over the balloon, an outer compressible sleeve which fits...
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4919651 |
Catheter having a double lumen and a balloon and method of using the same for controlled operative cholangiography
A catheter formed of a double lumen tubing having at one end thereof a distal tip and at least one opening extending from the interior of one lumen of the double lumen tubing to the exterior...
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4886496 |
Bronchoscopic balloon tipped catheter and method of making the same
A balloon tipped catheter and process for making the same is provided for the insertion into the suction channel of a bronchoscope. The balloon material is stretched across a recess formed in the...
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4790313 |
Sealing device for tubing
A sealing device includes a tubular central core (1, 40, 61) of generally U-shaped cross section. The central core has a degree of elasticity to deformation of its shape in a plane perpendicular to...
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4637396 |
Balloon catheter
A balloon catheter having an expandable and collapsible elastic balloon is shown, wherein the balloon is reinforced by knitted fabric such that the balloon can not expand beyond a predetermined...
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4614188 |
Balloon catheter
The disclosed balloon catheter includes a proximal catheter segment, a distal catheter segment, and an inflatable balloon member secured to and disposed between the proximal and distal catheter...
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4507116 |
Apparatus for the induced infusion of a liquid from a flexible liquid bag
Apparatus for the induced infusion of a liquid from a flexible liquid bag comprises a pumping bulb, elastic inflatable means coupled to the bulb for inflation thereby, and a flexible sleeve for...
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4497324 |
Temperature monitoring catheter
A temperature monitoring catheter which has an elongated shaft having a distal end and a proximal end and a wall portion defining a drainage lumen extending longitudinally therethrough. The wall...
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4449972 |
Stomach flushing devices
This invention provides a device for flushing and/or draining the stomach by means of a tube intended to be inserted through the oesophagus. A balloon in the form of a double-walled hollow cylinder...
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4341210 |
Cuffed endotracheal tube and method
A cuffed endotracheal tube and method designed for insertion of the tube through the mouth of a patient to provide a passage for artificial respiration. The device includes an elongated flexible...
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4315512 |
Piston extension balloon dilatation catheter apparatus and method
An elastomeric balloon is secured to one end of a catheter and stretched in order to reduce the balloon cross-section and facilitate its placement within an occluded section of a blood vessel....
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4259960 |
Catheter with non-adhering balloon
A catheter comprising, an elongated shaft having a main lumen, an inflation lumen extending along the shaft, and an outer surface. The catheter has an annular sleeve of elastic material joined to...
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4154244 |
Balloon-type catheter
A balloon-type catheter is disclosed having a catheter shank made of a block copolymer having thermoplastic rubber characteristics with a central block of ethylene-butylene copolymer and terminal...
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4018231 |
Disposable balloon type catheter
A tracheal tube adapted for insertion into the trachea of a patient for introducing or removing gas. The tube includes a main inflatable cuff which surrounds the distal end of the tube. A gas...
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