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| Number | Title | Issue Date |
| 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 the catheter. Both of the at least two dilation units are projected thr... | 03/04/2008 |
| 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. ... | 02/26/2008 |
| 7328057 | Shunt passer or like surgical instrument configured for receiving different-sized positioning locators of image-guided surgical system This document discusses, among other things, examples of a shunt passer or like surgical instrument configured for receiving different-sized positioning locators of an image guided surgical system. In one example, the surgical instrument includes portions having dif... | 02/05/2008 |
| 7323006 | Rapid exchange interventional devices and methods Wire-guided interventional devices and methods are provided which enable faster and easier catheter exchanges. The interventional devices include a catheter shaft and a guidewire tube wherein the catheter shaft and the guidewire tube each have a length sufficient to... | 01/29/2008 |
| 7300415 | Balloon catheter having an external guidewire A catheter having an elongated shaft with an inflation lumen and a guidewire lumen, a balloon on a distal shaft section, and a proximal intermediate port proximal to the balloon and a distal intermediate port distal to the balloon, the intermediate ports being in co... | 11/27/2007 |
| 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 surface of the balloon in the inflated configuration. In a presently pre... | 09/25/2007 |
| 7264609 | Indwelling urinary catheter A self-retaining catheter that eliminates the problem of residual urine and also of bladder wall irritation caused by continuous contact with a spherical retention balloon which does not rely on a stylet for placement. The system may use an internal control wire tha... | 09/04/2007 |
| 7252650 | Balloon catheter The present invention relates to a balloon portion for a balloon catheter for radially expanding a vessel in the body of a mammal, which catheter comprises a tube portion with a passage therethrough and a hollow expandable balloon portion defined by a fluid impervio... | 08/07/2007 |
| 7217278 | Balloon cones and waists thinning methodology Medical balloons and balloon preforms are made by methods which include the step of selectively removing material from the proximal and/or distal ends of a segment. In the case of a thermoplastic material characterized by one or more glass transition temperatures, t... | 05/15/2007 |
| 7207972 | Device for fixing a tube member A device for fixing a tube member in a cavity of a patient. The device includes a body that surrounds the tube member and has a casing that at least partly forms an inner space. The body is expandable by supplying a fluid to the inner space in such a way that the fl... | 04/24/2007 |
| 7169161 | Guidewire having occlusive device and repeatably crimpable proximal end A tubular guidewire assembly having a distal occlusive device and an extended crimpable section proximate a proximal end that is adapted to connect to a gas inflation/evacuation system. The extended crimpable section can be selectively sealed at one of a plurality o... | 01/30/2007 |
| 7147619 | Catheter balloon having impregnated balloon skirt sections A balloon catheter and a method of making a balloon catheter, having a balloon with a first layer and a second layer, the first layer having at least one impregnated section impregnated with a polymeric material compatible with a polymeric material forming the cathe... | 12/12/2006 |
| 7052510 | Two Balloon staged stent expansion A catheter with two balloons for implanting a stent without flaring at the ends of the stent during implantation has an outer balloon overlying an inner balloon. The length of the inner balloon is shorter than the length of the outer balloon and shorter than a stent... | 05/30/2006 |
| 7048712 | Polymer blends for use in making medical devices including catheters and balloons for dilatation catheters A combination of polymeric components provides desired characteristics in forming medical instruments such as catheters and balloons for dilatation catheters. For example, a balloon material is formed from a blend of polymeric components, including a first crystalli... | 05/23/2006 |
| 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 thermoplastic polyesters such as PET, and a compatabilizer. The comp... | 04/11/2006 |
| 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 provide reinforcement thereof. The fibers may be parallel or angular... | 12/20/2005 |
| 6960186 | Balloon catheter The present invention is a balloon catheter used primarily in treatment and surgery for the purpose of dilating lesion sites such as strictures or blockages in passages in the human body. The balloon catheter of the present invention has a structure wherein a guide ... | 11/01/2005 |
| 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 set polymer. In a presently preferred embodiment, the low tensile se... | 09/20/2005 |
| 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 sheath over the coating. The sheath is expandable from a compressed state ... | 09/06/2005 |
| 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 disposed adjacent the distal end of the cannula for receiving CPG whi... | 07/05/2005 |
| 6905743 | Dimensionally stable balloons A medical balloon composed of a micro-composite material which provides for radial expansion of a balloon to a predetermined extent, but which has minimal longitudinal growing during balloon inflation. The micro-composite material includes a fibril component, a matr... | 06/14/2005 |
| 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 pressure (e.g., less than 1.0 ATM), and preferably has a com... | 09/23/2003 |
| 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 material having a reduced inside diameter which is drawn abou... | 09/02/2003 |
| 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 angioplasty balloon. The composition contains a reactive monom... | 07/22/2003 |
| 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 copolymer, which is longitudinally pre-stretched during the balloon... | 04/29/2003 |
| 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 profile as well as a stretched inflated profile which is achie... | 12/31/2002 |
| 6280411 | 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 sheath over the coating. The sheath is expandable from a compre... | 08/28/2001 |
| 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 balloon to the exterior surface of the catheter body are pr... | 03/07/2000 |
| 5868704 | Balloon catheter device Balloon catheters having the strength and maximum inflated diameter characteristics of an angioplasty balloon and having the recovery characteristics during deflation of an elastic embolectomy balloon. The balloon catheter can be made in very small sizes ... | 02/09/1999 |
| 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 copolymer, which is longitudinally prestretched during the balloon ... | 02/09/1999 |
| 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 proximal end, a distal end, and at least one lumen adapted to r... | 01/13/1998 |
| 5681343 | Balloon catheter and inflation method 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 inserts a catheter into the arterial system of a patient,... | 10/28/1997 |
| 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 expansion between an uninflated diameter DdefL and an ... | 07/15/1997 |
| 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 opening at the proximal end. A drainage opening is provide... | 03/11/1997 |
| 5556383 | Block copolymer elastomer catheter balloons Balloons for medical devices, particularly balloon angioplasty catheters, are made from particular block copolymer thermoplastic elastomers in which the block copolymer is made up of hard segments of a polyester or polyamide and soft segments of polyether... | 09/17/1996 |
| 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 introduction of fluid under a pressure within a first pressure ... | 07/09/1996 |
| 5514091 | Expandable multifunctional manipulating instruments for various medical procedures An expandable multifunctional instrument for performing various diverse operative procedures includes an elongate distensible member having a distal end for being introduced in an anatomical cavity via a relatively small size anatomical opening and being ... | 05/07/1996 |
| 5505698 | Cardioplegia catheter with elongated cuff A catheter for supplying liquid to the coronary sinus in a perfusion procedure comprising a tubular catheter body having an interior lumen, a proximal end, and a distal end; and an inflatable cuff (balloon) adjacent the distal end of the catheter. The cuf... | 04/09/1996 |
| 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 used to form the balloons, as well as the polymeric mater... | 03/19/1996 |
| 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 inserts a catheter into the arterial system of a patient,... | 02/13/1996 |
