Matches 301 - 350 out of 383 < 1 2 3 4 5 6 7 8 >


Match Document Document Title
5656029 Steerable catheter with adjustable bend location and/or radius and method  
A steerable catheter comprising a flexible elongate tubular member having proximal and distal extremities. A handle is secured to the proximal extremity. The tubular member has a lumen extending...
5624397 Catheter having a multiple durometer  
The catheter is formed by a housing having a size and shape which fits readily into the hand of the user. An elongate tube is connected to and extends from the housing. The elongate tube is formed...
5603697 Steering mechanism for catheters and methods for making same  
A medical catheter steering construction is described that is particularly well suited for steering ablation catheters that utilize coaxial transmission lines. An elongated coaxial transmission...
5520644 Flexible elongate device having steerable distal extremity and apparatus for use therewith and method  
Steerable flexible elongate device comprising a flexible elongate member having proximal distal extremities and having a centrally disposed lumen extending into the distal extremity. The flexible...
5512035 Cable compensating mechanism for an endoscope  
A cable compensating mechanism for an endoscope is shown. The endoscope has a generally elongated flexible shaft extending between a control head at a proximal end thereof and an objective...
5507725 Steerable catheter  
The invention relates to a steering system for a catheter tip. The system includes wire members that extend through a catheter wall that are used to pull a distal portion of the catheter tip...
5489269 Hard tip drainage catheter  
A hard tip drainage catheter for direct and percutaneous insertion into the cavity of a patient with the aid of a stiffening cannula and a trocar introducer stylet positioned in the passage of the...
5489270 Controlled flexible catheter  
The invention relates to a catheter having a tube-like basic body with a distal end and a proximal end provided with a connecting member, at least one continuous channel and a flexible part at the...
5487757 Multicurve deflectable catheter  
An electrophysiology catheter (20) comprises a shaft (22) having a first bending stiffness and a deflectable tip (28) secured to the distal end (24) of the shaft with a second bending stiffness...
5484407 Catheter with steerable distal end  
A catheter for introduction into blood vessels or other passages in a patient's body has an elongated flexible tubular member with a readily flexible distal end portion, a less flexible...
5480382 Steerable medical device  
A steerable guidewire for percutaneous transluminal insertion into the vascular system and controlled negotiation of branches and turns therein, comprises an elongated tubular support which...
5462527 Actuator for use with steerable catheter  
A handle/actuator for use with a steerable catheter having a tip assembly and four pull cables for bending said tip assembly, comprises a housing containing rotary and linear actuators. The rotary...
5456664 Catheter steering mechanism  
The invention provides an improved catheter steering mechanism for pulling a first catheter steering wire while simultaneously allowing a second catheter steering wire to remain static, and vice...
5437636 Steerable catheter with fiberoptic scope inserting means  
A catheter for use in body vessels or cavities has a housing of such size as to be readily held in the hand of a user and elongate tube means having one end connected to the housing and extending...
5435296 Endoscope having crimped and soldered cable terminator  
An Endoscope having at least one control cable wherein a helically wound cylindrical spring is passed over one end of the cable and is crimped into deforming contact against the cable. Melted...
5431168 Steerable open-lumen catheter  
A steerable catheter comprises an elongated catheter body and a tip portion. First and second lumens extend through the catheter body and tip portion. The first lumen is open at the distal end of...
5429604 Fiber optic catheter with twistable tip  
The present invention is a catheter with a twistable tip. The catheter having a flexible wall for use in complex twisting anatomy contains a torque wire or a torquable guide wire lumen. The torque...
5419764 Percutaneous twisting lock catheter  
A lockable drainage catheter is disclosed for percutaneous insertion into a patient and drainage of fluid therefrom. The drainage catheter includes a flexible tube that is preformed for retaining...
5399165 Lockable connector, a drainage catheter utilizing the connector, and method of use  
A drainage catheter with a distal member end that is lockable in a desired loop configuration for retaining the catheter in a body cavity such as the bladder. The lockable drainage catheter...
5395328 Steerable catheter tip having an X-shaped lumen  
A steerable catheter comprised of two parts: a catheter body proximally secured to a steerable catheter handle and a catheter tip containing an X-shaped in cross-section lumen secured to the...
5395329 Control handle for steerable catheter  
A steerable catheter comprised of an elongated catheter body containing one or more lumen; a catheter tip fixedly secured to the distal end of the catheter body and a steerable catheter handle...
5391146 Mechanism for manipulating the distal end of a biomedical device  
A mechanism for manipulating the distal end of an elongate medical device, wherein steering is accomplished by a single wire which extends from the proximal to the distal end of the device, the...
5383852 Catheter with independent proximal and distal control  
A steerable electrocardial catheter comprises an elongated flexible shaft and a flexible tip assembly connected to the distal end of the shaft. The tip assembly comprises a distal section and a...
5378234 Coil polymer composite  
A coil polymer composite tubular body is disclosed, such as for use in medical applications. The body comprises a spring coil having at least one central lumen extending axially therethrough, for...
5365928 Endorectal probe with planar moveable MRI coil  
An insertable intracavity probe for use in magnetic resonance imaging of an area of interest in a relatively inaccessible region of the body is disclosed. The probe has an internal pickup coil...
5363861 Electrode tip assembly with variable resistance to bending  
An electrode tip assembly for a catheter is bendable under the control of the user. One portion of the assembly is more resistant to bending than the remaining portions. The variable stiffness...
5359994 Proximal steering cable adjustment  
A steering control unit for a cable-actuated bending neck of an elongated probe has a cable slack adjustment mechanism disposed on the proximal end of the unit. This permits field service of the...
5358479 Multiform twistable tip deflectable catheter  
A steerable catheter including a handle and a catheter tube, the tip of which may be selectively curved by the operator to assume a pre-programmed curved shape in three dimensions. A single...
5352198 Locking catheter system  
A locking catheter system including a flexible catheter having a restraining portion such as a pigtail, malecot rib or J-curve at its distal end and a flexible filament extending therefrom to...
5346473 Oxy-hydrogen propelled torpedo for introducing angioplasty guide wire  
A torpedo device which is attached to the end of a guide wire to provide a local driving force to the end thereof. The torpedo includes a telescopic structure having a combustion chamber therein....
5334145 Torquable catheter  
A torquable catheter with a flexible elongate tubular member which has proximal and distal extremities and a longitudinal axis. The tubular member has a first portion and second portions, each...
5331948 Tip articulation mechanism for endoscopes  
A pulling wire for tip articulation mechanism of endoscope is fitted with an overload preventing spring in the middle thereof. This spring is arranged to stretch upon more than a certain amount of...
5325845 Steerable sheath for use with selected removable optical catheter  
A steerable sheath for use with one of several optical catheters is provided to be positioned in a passageway leading to a body cavity of a patient for observation and/or treatment. The apparatus...
5318525 Steerable electrode catheter  
A steerable catheter suitable for radiofrequency ablation of cardiac tissue comprises a catheter shaft with a deflectable tip at the distal end of the shaft. The tip is deflected by means of a...
5318527 Fixed wire catheter exchange device  
A system for removing an in-place intravascular device such as a catheter or guidewire from a patient's body lumen such as from a coronary artery and advancing a catheter or other similar device...
5318526 Flexible endoscope with hypotube activating wire support  
An endoscope has a handle and a bendable tube extending distally away from the handle. The tube has a selectively deflectable distal segment. An activating wire is connected to the distal segment...
5304131 Catheter  
A medical tube has at least one wire running from the proximal end to the vicinity of the distal end thereof, which wire is connected to the tube adjacent the distal end so as to allow the distal...
5299559 Endoscope with overload protective device  
This invention provides an improved endoscope having control wires for articulating a set of rings and directing a probe which further provides an overload protection device interconnecting the...
5290229 Transformable catheter and method  
A transformable catheter includes a sheath having a length which is a substantial fraction of the entire length of the transformable catheter and a bore therethrough. A preformed inner catheter...
5275151 Handle for deflectable catheter  
A handle device for an endoscope incorporates controls for adjusting the degree of curvature of the distal tip portion of the endoscope as well as the degree of extension of the surgical...
5213575 Two-piece retrievable catheter forming straight and T-shape configurations  
A retrievable two piece catheter for percutaneous insertion into the common bile duct or similar vessel or canal of a patient is disclosed. The catheter is introduced as a single unit over a...
5199950 Medical instrument  
A medical instrument consists of a relatively rigid shaft (1) and a flexible tip (3) that is attached to one end of the shaft (1) as an extension thereof. Fastened to its outer end at points...
5185004 Turn-limiting proximal adaptor for steerable catheter systems  
A turn-limiting proximal adaptor for steerable catheter systems comprising a stationary portion and a rotator portion, the rotator portion secured to a guidewire to provide rotational mobility of...
5125896 Steerable electrode catheter  
A steerable catheter comprising a hollow outer tube, a pair of coaxially aligned inner tubes disposed within a distal end portion of the outer tube, an actuating mechanism disposed at a proximal...
5114403 Catheter torque mechanism  
A torque control mechanism for a medical catheter, comprising a torque wire affixed to a tip of the catheter, and attached to a rotation control mechanism carried by a proximal end of the...
5041085 Percutaneous lockable sleeve catheter  
A lockable sleeve drainage catheter is disclosed for percutaneous insertion into a patient and drainage of fluid therefrom. The drainage catheter includes a flexible distal end that is preformed...
5037391 Steerable angioplasty device  
An elongate steerable implement is disclosed, which may be either a steerable guidewire or catheter for coronary angioplasty applications. A floppy steerable tip on a steering region at the distal...
5030204 Guiding catheter with controllable distal tip  
Guiding catheter and method of using the same in a cardiovascular procedure such as coronary angioplasty. The catheter has an elongated shaft with a deflectable distal portion. One lumen extends...
4976688 Position-adjustable thoracic catheter  
A flexible catheter having an integral curvature control mechanism is disclosed. This mechanism allows the curvature of the catheter to be changed while at least part of the catheter is in a...
4940062 Guiding member with deflectable tip  
The invention is directed to a guiding member for vascular catheters, particularly dilatation catheters for angioplasty procedures having a deflectable tip. The guiding member generally includes...

Matches 301 - 350 out of 383 < 1 2 3 4 5 6 7 8 >