Matches 101 - 150 out of 383 < 1 2 3 4 5 6 7 8 >


Match Document Document Title
8376991 Device for reducing axial shortening of catheter or sheath due to repeated deflection  
A deflectable medical device incorporates a strut that is configured to reduce or eliminate axial shortening of the deflectable portion of the medical device, for example, the deflectable distal...
8353894 Catheter platform and method of manufacture  
A catheter shaft design facilitates allows for simultaneous stringing of wires and maintains a desired spacing and separation of the wires. In one implementation, a catheter shaft (504) and a core...
8348888 Steering mechanism for bi-directional catheter  
The present invention provides a bi-directional catheter with nearly double the throw in its catheter tip deflection. In particular, the travel path of each the puller wire includes a U-turn or...
8343096 Robotic catheter system  
A robotic catheter system including one or more robotic catheter manipulator assemblies supported on a manipulator support structure. The robotic catheter manipulator assembly may include one or...
8337455 Steerable device and system  
A system includes a steerable device, such as a sheath or shaft, having proximal and distal ends. The steerable device includes an elongated body having a proximal section, a steering section, and...
8323241 Steerable medical delivery devices and methods of use  
Steerable medical delivery devices and their methods of use.
8317745 Robotic catheter rotatable device cartridge  
A robotic catheter rotatable device cartridge may include a housing member attachable to a drive mechanism for rotating the cartridge and a catheter attached to the cartridge along an axial...
8317744 Robotic catheter manipulator assembly  
A robotic catheter manipulator assembly may include a support member including a catheter manipulation base and a sheath manipulation base movable relative to each other and to the support member....
8317746 Automated alignment  
Systems and method are disclosed whereby elongate medical instruments may be registered to adjacent tissue structures and other structures, and may be navigated and operated in a coordinated...
8308659 Bi-directional sheath deflection mechanism  
A deflectable sheath for use in medical procedures in the vasculature is described. The sheath includes a handle supporting the sheath. Two pull wires run along opposite sides of the sheath to...
8277375 Flexible segment system  
A flexible segment system including: a first link; a first flexible hinge integral to the first link; and a second link integral to and continuing from the first flexible hinge.
8273054 System and method for arterial access  
A system for arterial access for delivery of treatment devices is provided. In one embodiment, the system comprises a guidewire and a catheter. The catheter comprises a handle and a shaft. The...
8273016 Esophagus isolation device  
An esophagus isolation catheter for deflecting an esophagus of a patient away from an ablation site in the left atrium of the patient's heart is provided. The catheter comprises an elongated...
8257303 Robotic catheter system and methods  
The apparatus of one embodiment of the present invention is comprised of a flexible sheath instrument, a flexible guide instrument, and a tool. The flexible sheath instrument comprises a first...
8246575 Flexible hollow spine with locking feature and manipulation structure  
An apparatus is disclosed for introducing surgical instruments into a body cavity. The apparatus includes a series of interconnected segments configured to pivot relative to one another allowing...
8231569 Torque-limiting catheter handle  
A catheter includes a handle that advantageously limits the amount of torque that can be imparted to the body of the catheter. This advantageously reduces the likelihood of catheter failure,...
8216210 Controlling movement of distal portion of medical device  
A medical device allows movement control of a distal end portion of the medical device and is adapted for one-handed operation. The medical device is capable of omni-directional control of the...
8211025 Four-way steerable catheter system and method of use  
Certain embodiments provide systems and methods for catheter positioning. Certain embodiments provide a catheter for use in at least intravenous and intracardiac spaces. The catheter includes a...
8206343 Reinforced catheter with articulated distal tip  
A reinforced medical catheter (10) includes an elongated tubular outer wall reinforced by an internal helical coil spring (36). Successive loops of the coil spring adjoining the distal end are...
8206344 Catheter assembly with side wall exit lumen and method therefor  
A catheter assembly includes a catheter body that extends from a distal end to a proximal end. The catheter body includes a delivery lumen, and an actuator lumen, where the actuator lumen extends...
8206384 Electrophysiology catheter for mapping and/or ablation  
The present invention encompasses apparatus and methods for mapping electrical activity within the heart. The present invention also encompasses methods and apparatus for creating lesions in the...
8197464 Deflecting guide catheter for use in a minimally invasive medical procedure for the treatment of mitral valve regurgitation  
A deflecting guide catheter for use in minimally invasive medical procedures such as the treatment of mitral valve regurgitation by reshaping the mitral valve annulus using one or more plications...
8182467 Deflectable variable radius catheters  
The invention provides a deflectable catheter capable of forming many variable radius spiral forms from a single, flexible, distal end section. In one aspect, the catheter employs a variable...
8177711 Bi-directional handle for a catheter  
A steerable catheter or sheath control handle for steering a distal end of a tubular catheter body or sheath body having first and second actuation wires extending from a proximal end of the body...
8162934 Medical catheter assembly with deflection pull ring and distal tip interlock  
A medical catheter assembly includes a deflectable catheter shaft, a distal tip with tip element and a mounting shaft, and a pull ring assembly, the distal tip defining guide channels through...
8152757 Intra-ventricular substance delivery catheter system  
A guide catheter and a needle catheter are disclosed. The guide catheter construction provides for maximum articulation of the deflectable tip and maximum torque response during rotation. The...
8137336 Steerable medical device  
A steerable medical device is used to controllably introduce a guidewire or other medical instrument into a body of a patient and direct placement of the guidewire or other medical instrument in...
8137308 Catheter with adjustable deflection sensitivity  
A catheter that provides bi-directional steering and allows for deflection sensitivity adjustment includes a catheter body, a deflectable tip section and a control handle, wherein the control...
8123721 Catheter having independently-deflectable segments and method of its manufacture  
A catheter shaft includes a wall defining a lumen, a distal segment, and a proximal segment. At least one distal segment deflection wire extends through the proximal segment and terminates in the...
8122594 Method of manufacturing a deflectable electrophysiological catheter  
A method of manufacturing a deflectable electrophysiological catheter includes constructing a shaft having a distal end and at least one lumen. The method further includes inserting a component...
8118775 Deflectable catheter with bonded center strut and method of manufacture for same  
A catheter for diagnosing or treating the vessels found within a body or body space includes a center strut that is bonded, preferably thermally, along its longitudinal axis with the thermoplastic...
8118774 Toposcopic access and delivery devices  
Disclosed herein are elongate flexible medical devices which are capable of axial elongation through the mechanism of eversion or toposcopic expansion. In general, this may be accomplished by...
8100860 Device and method for treating vulnerable plaque  
A device and method is provided for localized agent delivery through a coronary vessel. In one configuration, the device includes an elongated member having a first and second end with a tip and...
8083879 Non-metallic, multi-strand control cable for steerable instruments  
Embodiments of the invention provide methods for inserting a non-metallic multi-strand braid through a coil tube. Techniques for bonding one end of a lead line to one end of a multi-strand...
8083713 Catheter with controllable stiffness and method for operating a selective stiffening catheter  
A method and device for treating a Chronic Total Occlusion provides a controllable stiffness catheter with a shaft having a stiffness sheath and an access lumen. The device has a stiffness device...
8075518 Controlling shaft bending moment and whipping in a tendon deflection or other tendon system  
A tendon deflection system including a shaft, a plurality of tendons movably disposed within the shaft, and a force-balancing element coupled to the tendons. In a first section, the plurality of...
8070685 Connectorized probe for transesophageal echocardiography  
A connectorized ultrasound probe includes a distal section that is configured for insertion into a patient's body and a proximal section configured to interface the distal section with an...
8066664 Tri-directional articulating catheter  
A catheter capable of articulating in two and three directions is provided. Articulation at the distal tip of the catheter is facilitated by applying selective tension on a steering wire disposed...
8052636 Robotic catheter system and methods  
The apparatus of one embodiment of the present invention is comprised of a flexible sheath instrument, a flexible guide instrument, and a tool. The flexible sheath instrument comprises a first...
8048024 Steering mechanism  
A hand-holdable steering mechanism is used as part of a medical device such as a catheter or an endoscope to allow movement of a steerable distal portion of the catheter or endoscope. The...
8048026 Deflectable catheter steering and locking system  
A deflectable catheter includes a catheter shaft having a deflectable distal tip. A support member is coupled around a proximal portion of the catheter shaft, and the support member includes a...
8048025 Multi-plane motion control mechanism  
A hand-holdable steering mechanism is used as part of a medical device such as a catheter or an endoscope to allow movement of a steerable distal portion of the catheter or endoscope. The...
8029495 Intrathecal catheter having a stylet with a curved tip and method of use  
An apparatus includes a catheter for an intrathecal drug delivery system and a stylet having a curved forward end. Preferably, the curved forward end has a shape in the form of a ā€œJā€ or a ā€œC.ā€...
8029461 Closable loop access guide catheter  
The Access guide catheter provides passage for therapeutic and diagnostic devices through vessels or conduits that return substantially in a direction from which they originated. One application...
8021326 Instrument driver for robotic catheter system  
A robotic medical system comprises an operator control station having a master input device, a catheter instrument, and an instrument driver in communication with the operator control station. The...
8021327 Steering mechanism for bi-directional catheter  
A bi-directional catheter with nearly double the throw in its catheter tip deflection defines a puller wire travel path having a U-turn a pulley which minimizes the offset angle between the puller...
8007462 Articulated catheter  
Methods and apparatuses for manipulating an elongated flexible shaft of a catheter provide case and reliability of positioning electrodes against or near tissue. Dual-bend flexible distal tips...
8007463 Bi-directional catheter assembly and method therefor  
A catheter assembly includes a catheter body extending from a deflectable distal end to a proximal end, and the catheter body includes an actuator lumen. A housing is engaged to the proximal end...
8002739 Deflectable microimplant delivery system  
The present invention provides a deflectable catheter-based system for assisting in the delivery of therapeutic agents, cellular materials and the like to one or more sites in a target body...
7998112 Deflectable catheter assembly and method of making same  
A deflectable catheter assembly is disclosed. The assembly comprises a catheter shaft having a catheter proximal section and a catheter distal section, and at least one lumen extending...

Matches 101 - 150 out of 383 < 1 2 3 4 5 6 7 8 >