| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 604103090 | Having reinforcing means (e.g., reinforcing coil, etc.) | 34 |
| 20080249465 | FIXED WIRE DILATATION CATHETER WITH AN ELONGATEABLE DISTAL END - A fixed wire dilatation catheter for treating the vasculature of a patient. The dilatation catheter includes an elongated member that has a distal end portion which can be elongated to puncture through blockages within the blood vessels. The dilatation catheter also includes an expandable device located along the elongated member at a location proximal the distal end portion of the elongated member. | 10-09-2008 |
| 20080255512 | Balloons Having Improved Strength and Methods for Making Same - A balloon catheter assembly includes a catheter shaft, and a balloon mounted on the catheter shaft. The balloon includes a distal neck portion, a proximal neck portion, and an inflatable body portion in between the distal and proximal neck portions. The distal and proximal neck portions are connected to the catheter shaft. The balloon also includes a fiber provided on the body portion. The fiber is oriented relative to the longitudinal axis of the body portion at an angle between about 45° and about 135°, and has a diameter of less than about 10 μm. | 10-16-2008 |
| 20090069748 | PUSHABLE BALLOON CATHETER ASSEMBLY - A pushable balloon catheter assembly for use in a body vessel. The catheter includes an outer shaft having an outer wall defining an outer lumen and an inner shaft having an inner wall disposed within the outer lumen. An inflatable balloon having a balloon wall defining a balloon interior is attached at a distal tip of the assembly. The balloon wall defines a proximal aperture cooperable with a distal portion of the outer shaft at a common axial location of the catheter assembly. At least part of the outer wall is attached to at least part of the inner wall at the common axial location to define an inflation orifice in fluid communication between the outer lumen and a balloon interior for inflation of the balloon for treatment of the body vessel. | 03-12-2009 |
| 20090099517 | REINFORCED, NON-COMPLIANT ANGIOPLASTY BALLOON - An angioplasty balloon is disclosed and can include a body having a first end and a second end. An inflatable portion can be established between the first end and the second end. Moreover, a first reinforcing member can be wound around the body from the first end to the second end over the inflatable portion. Further, the first reinforcing member can be wound at a first winding angle with respect to a longitudinal axis. The first winding angle is in a range of fifteen degrees to forty-five degrees (15°-45°). | 04-16-2009 |
| 20090105642 | LOW PROFILE AGENT DELIVERY PERFUSION CATHETER HAVING REVERSIBLY EXPANDING FRAMES - An agent delivery catheter and method, configured to deliver an agent to an inner surface of a patient's body lumen by forming an agent containment pocket along the inner surface of the patient's body lumen wall between a proximal expandable frame and a distal expandable frame, while minimizing ischemic conditions during the procedure. | 04-23-2009 |
| 20090105643 | OCCLUSION BALLOON CATHETER WITH EXTERNAL INFLATION LUMEN - Catheters such as guide catheters can be configured to provide distal occlusion, while still providing sufficient interior lumen space for device delivery. Such catheters can also provide a desired level of flexibility, yet can include sufficient column support. A catheter can include an elongate shaft with a lumen, an inflatable compliant balloon disposed over the distal region of the shaft, and an external inflation component. | 04-23-2009 |
| 20090143729 | TORQUEABLE KINK-RESISTANT GUIDEWIRE - An occlusive guidewire system having an ergonomic handheld control mechanism and torqueable kink-resistant guidewire having a distally located inflatable balloon. The present invention provides convenient structure and overall mechanism for operation of a torqueable kink-resistant guidewire, including evacuation and inflation control of an occlusive balloon, and sealing and severing of a crimpable inflation tube which is in communication with an occlusive balloon. The torqueable kink-resistant guidewire includes a centrally located shaft which imparts robustness to the torqueable kink-resistant guidewire. An inflation lumen aligns within the torqueable kink-resistant guidewire for inflation of the balloon. | 06-04-2009 |
| 20090156999 | COIL MEMBER FOR A MEDICAL DEVICE - A coil for use in a medical device. The coil includes a plurality of coil windings or turns, wherein adjacent coil windings are connected together at a plurality of discrete connection locations to increase the torsional rigidity and torque transmitting properties of the coil without sacrificing the flexibility characteristics of the coil. In some embodiments the coil may be a wave wound coil, such as a nested wave wound coil or a crest-to-crest wave wound coil. | 06-18-2009 |
| 20100094213 | HIGH PERFORMANCE BALLOON CATHETER/COMPONENT - Composite fiber reinforced balloons for medical devices prepared by applying a web of fibers to the exterior of a preformed underlying balloon and encasing the web with a matrix material to form a composite balloon. The fiber web is applied to at least the cone portion of the underlying balloon form. Either the cone portion of the underlying balloon form, or the web fibers applied to said cone portion, or both, have a friction-enhancing material coated thereon. | 04-15-2010 |
| 20100130927 | LOW COMPLIANT CATHETER TUBING - combination of at least two polyamides. The catheter component can be made from a blend of the two polyamides, or a co-extrusion of the two polyamides with an inner layer and an outer layer. The first polyamide has a Shore D durometer hardness of more than seventy seven (77), and can be selected from various transparent amorphous nylons having an amorphous segment such as an aliphatic segment, an aromatic segment, or a cycloaliphatic segment. The second polyamide has a lower durometer hardness than the first polyamide, and preferably less than 73, and can be a block copolymer of nylon and polytetramethylene glycol. Both polyamides have the same amide block or segment, e.g. nylon 12. Adding small amounts of the high hardness polyamide can reinforce the low polyamide at the amorphous segments, thereby increasing the overall strength of the material. | 05-27-2010 |
| 20110213303 | Reinforced Catheter Or Sheath With Reduced Friction Surface - A reinforced catheter or sheath includes an inner tube manufactured via an extrusion process from a mixture of thermoplastic and hollow glass beads. The resultant tube exhibits an inner goose bump surface that defines a central lumen. A reinforcement, such as a braid and/or coil is attached to at least a segment of the outer surface of the inner tube. A second tube of thermoplastic is extruded over at least a portion of the reinforcement. The inner goose bump surface exhibits a net low coefficient of friction comparable to that of polytetrafluoroethylene (PTFE). | 09-01-2011 |
| 20120095397 | BALLOON CATHETER WITH IMPROVED COLUMN STRENGTH AND TORQUE TRANSMISSION - A balloon catheter capable of delivering torque and pushing through obstructions includes a relatively weak balloon segment of a catheter and rotatable asymmetric tip. A reinforcement sleeve increases column strength and torque transmission to push the balloon and rotate the tip to facilitate passage through said obstructions. The tip is preferably asymmetric around its axis, usually being beveled, and the reinforcement slide includes a slide lock mechanism which increases shaft flexibility after balloon deployment. | 04-19-2012 |
| 20120172798 | DEVICES AND METHODS FOR ACCESSING A CEREBRAL VESSEL - The present invention is directed to methods and devices for accessing a cerebral vessel. The system includes a support catheter having a balloon, which can be advanced into small and tortuous vessels. By advancing the support catheter nearer to the obstruction then can be achieved with conventional guide catheters, the support catheter reduces the likelihood vessel compression and collapse when manipulating a working catheter. The balloon may be used to temporarily stop blood flow. | 07-05-2012 |
| 20120203175 | OSTOMY SYSTEM - An illustrative system includes a catheter with a first conduit having a first distal port. The first distal port is in fluid communication with an interior of a balloon mounted to the catheter. The catheter also includes a second conduit having a second distal port, where the second distal port is configured to receive a needle. The balloon is configured to inflate responsive to a fluid received through the first distal port such that the needle is suitably positioned to penetrate an external surface of a subject. | 08-09-2012 |
| 20120226231 | BALLOON CATHETER - A balloon catheter includes a core wire and an opening control portion. The core wire is formed of a long wire disposed in an outer shaft and includes a pushing portion. The opening control portion is provided in the outer shaft and has a control hole that communicates with an inflation lumen. The opening area of the control hole in the opening control portion is partially closed when the pushing portion of the core wire comes into contact with the control hole. | 09-06-2012 |
| 20120232478 | CATHETER WITH RADIOPAQUE COIL - A balloon catheter having a radiopaque coil embedded in the catheter's body corresponding to a landmark of the balloon or other location on the catheter body. The radiopaque coil can be viewed under fluoroscopy to located the balloon or other structure of the catheter. The coil can be readily inserted in the manufacturing process by inserting it between two layers that form the catheter body, and then sealing the coil inside the catheter at the desired location. This facilitates both the manufacturing process and prevents the marker from being dislodged during the manufacturing, navigation, or inflation process. | 09-13-2012 |
| 20120232479 | BALLOON CATHETER AND METHOD OF MANUFACTURE - A tubular catheter support member comprises a plurality of annular segments stacked along a longitudinal axis of the catheter, and a plurality of beams connecting respective annular segments in the stack, wherein the beams meet the respective annular segments at oblique angles, and wherein the beams collectively form a helix around the longitudinal axis of the catheter. | 09-13-2012 |
| 20120245520 | SPIRAL PERFUSION DILATATION BALLOON FOR USE IN VALVULOPLASTY PROCEDURE - A balloon dilatation catheter for use in a valvuloplasty procedure includes a catheter shaft and a spiral perfusion balloon mounted thereon. The perfusion balloon is formed from an inflatable tube that is in fluid communication with a catheter shaft inflation lumen. The inflatable tube is coiled into a series of windings that in an inflated configuration form a cylindrical or hourglass profile. In the inflated configuration, inner surfaces of the coiled windings of the inflatable tube define a perfusion lumen to allow blood flow through the perfusion balloon. Adjacent windings may be secured together with a flexible adhesive and/or a support weave formed from one or more filaments of material that criss-crosses between the adjacent windings along substantially the entire length of the spiral perfusion balloon. | 09-27-2012 |
| 20120245521 | Reinforced Balloon Catheter - One embodiment of the present invention discloses a balloon catheter employing a reinforced, co-axial, duel lumen design. In certain embodiments, at least one of the lumens is formed of a multilayer, tubular element in which one of the layers functions, in part, to provide radial reinforcement to the tubular element. | 09-27-2012 |
| 20120271232 | CATHETER - A catheter includes an inner shaft having a tubular inner layer, a braid arranged on the tubular inner layer, and an outer layer made of resin and covering the braid. The catheter also includes a tubular tip attached to a front end of the inner shaft, the tubular tip has a portion that is thicker than the front end of the inner shaft, and an outer diameter that decreases toward a front end thereof. | 10-25-2012 |
| 20130053772 | ADJUSTABLE VARIABLE STIFFNESS TRANSLUMINAL DEVICE - A transluminal device may include an elongate section extending between a proximal end and a distal end of the device. The elongate section may be configured to be inserted into a body cavity. The device may include a balloon within the elongate section between the proximal end and the distal end. | 02-28-2013 |
| 20130184644 | BALLOON CATHETER AND METHOD OF USE - A balloon catheter includes an elongate support member defining first and second openings therein, open proximal and distal ends, and an axial lumen; and a balloon disposed on the elongate support member, the balloon defining a balloon interior through which the support member extends, where the balloon interior has a proximal end region, a middle region, and a distal end region, with the first opening located in the middle region, and the second opening located in the distal end region, such that the support member lumen is in communication with the balloon interior through each of the first and second openings, and such that a pressurized liquid introduced through the open proximal end of the support member will enter the balloon interior through the first opening, and subsequently exit the balloon interior through the second opening, back into the lumen, and out the open distal end of the support member. | 07-18-2013 |
| 20130296783 | METHOD AND APPARATUS FOR RETROPERFUSION - The present invention relates to apparatus for retroperfusion of tissues and organs. The apparatus comprises a catheter with a proximal end for engaging a supply of the fluid medium, and a distal end having an expandable-contractible chamber for installation into suitable vessels or organs. The expandable-contractible chamber comprises a conduit element having a fluid-filled hollow wall defining a lumen. The conduit element has a first deformable inner-facing section approximate a proximal end of the conduit and a second deformable inner-facing section approximate a distal end of the conduit element. Controlled application of a pressure at a proximal end of the conduit element causes deformation of the conduit into the lumen at its distal end thereby occluding the flow of fluid medium through the catheter. Controlled release of the pressure releases deformation of the fluid-filled conduit at its distal end thereby unblocking the flow of the fluid medium through the catheter. | 11-07-2013 |
| 20140100521 | BALLOON CATHETER AND METHOD FOR PRODUCING SAME - The present invention relates to a balloon catheter that includes a balloon, and a balloon inside tube which passes through an inner lumen of the balloon and includes an inner layer, an outer layer, and a support body. In the balloon catheter, the balloon, the inner layer, and the outer layer are formed of thermoplastic polymers that can be heat-welded to each other. A thermoplastic polymer forming the inner layer has a higher melting point than a thermoplastic polymer forming the outer layer. In the present invention, since the inner layer and the outer layer are formed of thermoplastic polymers that can be heat-welded to each other, delamination of the inner layer of the balloon inside tube can be prevented. | 04-10-2014 |
| 20140107575 | Balloon Catheter - This is a balloon catheter having at least two lumens. One of the lumens is a large working lumen. The balloon catheter is especially useful as a guide catheter or micro catheter and may be used in a variety of therapeutic and diagnostic procedures. In particular, it has value in treating neurovascular embolic strokes in combination with other devices which are delivered to the stroke site through that working lumen. The remainder of the lumens typically are used to inflate and to deflate the balloon. | 04-17-2014 |
| 20140142506 | BALLOON CATHETER WITH IMPROVED PUSHABILITY - Embodiments of the disclosure describe a balloon catheter. The balloon catheter may include a catheter shaft including a proximal shaft, a midshaft attached to the proximal shaft, and a distal shaft attached to the midshaft. A balloon may be coupled to the distal shaft. An inflation lumen may be defined in the catheter shaft that extends from the proximal shaft, through the midshaft, and into the distal shaft. The inflation lumen may be in fluid communication with the balloon. A core wire may be extending through a portion of the inflation lumen. A push member may be coupled to the core wire, the push member being configured to engage an inner wall surface of the catheter shaft. | 05-22-2014 |
| 20150032049 | BALLOON CATHETER SYSTEMS AND METHODS - The embodiments disclosed herein relate to balloon catheter assemblies. The balloon catheter assemblies can include a plurality of ports, a junction hub, an elongated member, and an inflation balloon. The balloon catheter assemblies can also include a reinforced tubular shaft extending through the inflation balloon. The balloon catheter assemblies can also include a retaining mechanism that can be removably attached to the junction hub. | 01-29-2015 |
| 20150088065 | CATHETER INCLUDING A BARE METAL HYPOTUBE - Catheter and methods for designing, making, and using catheters are disclosed. An example catheter is a balloon catheter. The balloon catheter may include a proximal shaft. The proximal shaft may be a bare metal hypotube having a skew value of −1.0 to −2.5. A midshaft may be attached to the proximal shaft. A distal shaft may be attached to the midshaft. A balloon may be coupled to the distal shaft. An inflation lumen may be defined that extends from the proximal shaft, through the midshaft, and into the distal shaft. The inflation lumen may be in fluid communication with the balloon. | 03-26-2015 |
| 20150297871 | NON-COMPLIANT HIGH STRENGTH MEDICAL BALLOON - A non-compliant high strength balloon ( | 10-22-2015 |
| 20150320984 | NON-COMPLIANT MEDICAL BALLOON HAVING BRAIDED OR KNITTED REINFORCEMENT - A non-compliant medical balloon comprises a base balloon including a pair of spaced-apart, generally conical end sections and a generally cylindrical center section connected therebetween. A braided fabric sleeve surrounds at least a portion of the base balloon, wherein the sleeve is formed of at least three substantially inelastic fibers intertwined in such a way that no two of the three fibers are twisted exclusively around one another. The sleeve is permanently affixed to the outer surface of the base balloon so as to prevent excessive expansion of the base balloon when the base balloon is internally pressurized. | 11-12-2015 |
| 20160015946 | BALLOON CATHETER - Provided is a balloon catheter in which a balloon can smoothly deflate even when being pulled. A balloon catheter includes a balloon that can inflate and deflate, a hollow distal shaft that communicates with the balloon and in which an inner shaft is inwardly provided, a hollow intermediate shaft that is connected to a proximal end side of the distal shaft so as to communicate therewith, a hollow proximal shaft that overlaps a proximal end side of the intermediate shaft so as to be connected thereto and that communicates with the intermediate shaft, and a reinforcement body that extends from the proximal shaft to the distal shaft and is fixed to the proximal shaft, in which the intermediate shaft is more flexible than the distal shaft, and in an overlapped portion in which the intermediate shaft and the proximal shaft overlap each other, a non-fixing portion in which the intermediate shaft and the proximal shaft overlap each other without being fixed extends to a distal end side relative to a fixing portion in which the intermediate shaft is fixed to the proximal shaft. | 01-21-2016 |
| 20160082229 | BALLOON WITH VARIABLE PITCH REINFORCING FIBERS - A medical balloon includes a generally cylindrical barrel wall having proximal and distal ends disposed between tapered cone walls and neck walls with a fiber layer comprised of circumferentially wrapped ribbon-shaped fiber embedded in a continuous matrix of polymer material defining the tapered cone walls and barrel wall, wherein the distance between the fiber wraps defines a fiber pitch or density that varies over the working length of the barrel wall in non-linear increments, for example in step-wise increments over the length of the barrel wall. | 03-24-2016 |
| 20160375228 | SEMI-COMPLIANT MEDICAL BALLOON - A semi-compliant fiber-reinforced medical balloon having a folded wall thickness of from about 0.0010 to about 0.0060 inches and a rated burst pressure of at least 15 atmospheres and exhibiting compliance in the radial direction of from 0.5% expansion per atmosphere to about 1.0% expansion per atmosphere when pressurized from a fully inflated diameter to the rated burst pressure of the balloon includes a base balloon formed from a semi-elastic polymer material having an elongation to break of from about 10% to about 20%, a fiber layer is disposed over the base balloon with fibers having an elongation to break of from about 10% to about 20% and an outer layer formed from a semi-elastic polymer material having an elongation to break of from about 10% to about 20% disposed over the fiber layer. | 12-29-2016 |
| 20170232152 | USE OF PEBA HAVING LONG BLOCKS FOR THE MANUFACTURE OF ALL OR PART OF A CATHETER | 08-17-2017 |
