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7520863 Guidewire with deflectable tip having improved torque characteristics  
A bi-directional steerable guidewire having a deflectable distal tip which comprises a longitudinal hypotube and an interlocking spring coil attached to the distal end of the hypotube and also...
7481764 Self-advancing device  
A device ( 1 ) which includes an elongate body ( 2 ) with a movable mass ( 3 ) arranged for sliding movement within the body ( 2 ), the element ( 4 ) being arranged to decelerate toward an end of...
7468057 Injection catheter with controllably extendable injection needle  
An injection catheter is provided. The injection catheter comprises a catheter body comprising a flexible tubing having proximal and distal ends and at least one lumen therethrough. A needle...
7422580 Method for guide catheter positioning  
A method of catheter manipulation involves providing a catheter comprising a flexible shaft having a distal end shaped for accessing a target vessel. The method further involves selectably moving...
RE40305 Apparatus and method for selectively positioning a device and manipulating it  
Apparatus for pulling and positioning an apparatus, e.g., a stent, in the target area of a lumen. In one embodiment, a cylindrically shaped motor has a longitudinal bore, a friction area within the...
7351214 Steerable balloon catheter  
A steerable balloon catheter including a balloon catheter supported by a steerable guidewire having a deflectable distal tip. The guidewire comprises a longitudinal hypotube and a spring coil...
7276044 System and methods for advancing a catheter  
An advancer system is described for moving an elongate medical device within a body. The system includes a drive unit having a motor. The drive unit is configured to translate movement of the motor...
7267663 Apparatus for guide catheter positioning  
The present disclosure describes a method and apparatus for guide catheterization. In one embodiment, a guiding catheter system includes a flexible shaft having a distal end shaped for accessing a...
7232422 Steerable catheter  
A catheter includes a pull wire which extends through two different lumen and attaches to the distal end of the catheter at an off-axis location. By tensioning the pull wire, the catheter can...
7179345 Inflatable balloon catheter seal and method  
An improved balloon catheter seal which may be used for attaching an inflatable balloon to a catheter body, especially when the balloon and catheter body are formed from dissimilar materials. The...
7172552 Catheter introducer system for exploration of body cavities  
A self propelling catheter introducer system for exploring a body cavity is disclosed which includes a flexible tubular catheter, an everting tube and a steering section located near the distal end...
7150741 Programmable dose control module  
The invention is directed to a dose control module for manipulating the dosage of one or more pharmaceutical solutions emanating from an implantable drug infusion pump. The dose control module has...
7104951 Endoscope apparatus with drum part to wind insertion part therearound  
According to the present invention, an endoscope system having an insertion member thereof wound about a drum comprises an electronic endoscope, a drum, an angling input unit, a motor-driven...
7101361 Steerable medical device having means for imparting curves in the device and in elongated implantable medical instruments  
A steerable elongated medical device adapted to be advanced through a tortuous pathway to a desired location in a body includes an outer tube extending between an outer tube proximal segment and an...
7087011 Gastrointestinal system with traction member  
A gastrointestinal system including a carrier including an actuator in operative communication with at least one traction member, the actuator moving the at least one traction member relative to...
7077823 Bidirectional steerable catheter with slidable mated puller wires  
An improved steerable catheter comprises an elongated tubular catheter body with a flexible tip section. A pair of slidably mated puller wires fixedly attached to each other at their distal ends...
7063682 Catheter distal assembly with pull wires  
A catheter assembly having a sheath, which includes a side wall enclosing an interior bore, and a distal region. The assembly also has a bendable catheter tube, which is carried for sliding...
7056314 Steerable obturator  
An omnidirectionally steerable obturator facilitates the delivery of the distal tip of an introducer sheath into the coronary sinus of a heart. The steerable obturator comprises an obturator body...
7044907 Steerable endoscope and improved method of insertion  
A steerable endoscope has an elongated body with a selectively steerable distal portion and an automatically controlled proximal portion. The endoscope body is inserted into a patient and the...
7037290 Multi-lumen steerable catheter  
Elongated medical devices are disclosed adapted to be inserted through an access pathway into a body vessel, organ or cavity to locate a therapeutic or diagnostic distal segment of the elongated...
7029468 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...
6991616 Steerable device for introducing diagnostic and therapeutic apparatus into the body  
An apparatus including an elongate body having a lumen extending therethrough and a steering wire, having a distal portion defining a non-circular cross-section, associated with the distal portion...
6979312 Steerable sheath catheters  
The invention is a steerable catheter having a pull wire, a central lumen and a control handle. The central lumen is maintained in a circular shape without obstructions diminishing the useful...
6945956 Steerable catheter  
A steerable catheter and methods of fabrication including a catheter body formed of a continuous wire braid formed of wires braided over a delivery lumen liner and a pull wire lumen liner distal to...
6929635 Reinforced multi-lumen medical shaft  
A medical shaft or tubing includes an elongate tubular member having a proximal end and a distal end. The shaft also includes a tubular wall extending between the proximal and distal ends to define...
6905476 Catheter with injection needle  
An injection catheter is provided. The catheter comprises a catheter body comprising a flexible tubing having proximal and distal ends and at least one lumen therethrough. The catheter further...
6869396 Steerable endoscope and improved method of insertion  
A steerable endoscope has an elongated body with a selectively steerable distal portion and an automatically controlled proximal portion. The endoscope body is inserted into a patient and the...
6837867 Steerable catheter with reinforced tip  
A steerable catheter having a reinforced distal end for improved deflection is provided. The catheter comprises an elongated, flexible tubular catheter body having proximal and distal ends and a...
6776765 Steerable stylet  
A steerable stylet for use within a lumen of an intravascular device includes a stylet assembly and a handle. The stylet assembly has a distal end portion and a proximal end portion and includes a...
6730058 Adjustable profile steerable catheter  
A catheter includes a steering system for manipulating the distal-end region of a sheath having a plurality of electrodes into direct contact with difficult-to-reach areas of the human body. The...
6702734 Self-propelled endoscopic micro-robot and system for intestinal endoscopy using the same  
A self-propelled endoscopic micro-robot, comprising a head for obtaining the errorless information of an interior of a tubular organ; an impact force generating unit connected the head generating...
6695771 Self-propelled colonoscope  
The self-propelled colonoscope ( 1 ) is self-inserted into a colon by driving endless belts ( 17 ) mounted on the outside of the bending section ( 15 ) of the insertion tube ( 9 ). The cross...
6663613 System and methods for clot dissolution  
Clot disruption and dissolution are achieved using a catheter having both an agitator and the ability to deliver a thrombolytic agent. The catheter is introduced to a target region with a blood...
6623448 Steerable drug delivery device  
A medical apparatus used to deliver a therapeutic substance. The medical apparatus provides a catheter assembly, which includes a translating body assembly and a fixed body assembly mated together...
6616628 Steerable catheter with a longitudinally adjustable curved core  
A catheter includes a steering tendon and a longitudinally adjustable core having a curved shape in the distal portion thereof. The steering tendon is attached to the distal-end region of the...
6599265 Brake assembly for a steerable cathether  
A brake assembly for a steerable catheter that allows both dynamic locking and swapping between a locked mode of operation and an unlocked mode of operation is described. Dynamic locking enables...
6554793 Flexible trocar with an upturning tube system  
A flexible trocar assembly includes an inner flexible tube and a concentric outer flexible tube. The flexible tubes are spaced apart from each other so as to form an open ended annular space in the...
6544215 Steerable device for introducing diagnostic and therapeutic apparatus into the body  
An apparatus including an elongate body having a lumen extending therethrough and a steering wire, having a distal portion defining a non-circular cross-section, associated with the distal portion...
6533783 Catheter  
In order to ensure a simple structure and precise handling in the case of a catheter, in particular a bi- or unidirectionally deflectable ablation catheter, comprising a flexible guide tube ( 3 )...
6508789 Systems and methods for coupling a drainage catheter to a patient and decoupling the drainage catheter from the patient  
Systems and methods for coupling a catheter, such as a drainage catheter, to a patient's body and decoupling the catheter from the body are disclosed. Embodiments of the present invention take...
6500167 Omni-directional steerable catheter  
A multi-directional electrode catheter comprising an elongated tubular catheter body, a catheter tip section at the distal end of the catheter body and a control handle at the proximal end of the...
6500144 Steerable catheter and self-mounting center support for use with same  
A center support including a steering member and a mounting member integral with the steering member. The center support may be mounted on an internal support member within a catheter without the...
6494894 Coated wire  
A coated wire for medical applications including a length of biocompatible wire material. The wire material can be coated along a portion of the perimeter of the wire. The deposition of the coating...
6461569 Method and apparatus for ultraviolet radiation catheter sterilization system  
Methods and apparatuses for sterlizng a catheter. In one exemplary embodiment, the apparatus comprises a UV radiation source, a catheter having a lumen which is surrounded by the catheter's wall,...
6436095 Method for monitoring revascularization treatment using pre-pmr data and post-pmr data  
A method for monitoring revascularization treatment provided to tissue, such as heart tissue, comprises the steps of identifying a location in tissue and positioning a catheter at the location....
6332865 Self-advancing endoscope  
A self-advancing endoscope (10) comprising an elongated flexible tubular member (12) and an elongated channel (14) defined by the tubular member (12) and having a distal end wall (16). Piston means...
6309346 Creeping colonoscope  
Improving upon conventional endoscope patent, the proposed design (Creeping colonoscope) has a new mechanism for movement of the conventional colonoscope in the large intestine. This method of...
6290683 Skin piercing needle assembly  
A needle assembly for passing a needle through an aperture formed in a plate placed between the needle assembly and a body to be pierced by the needle, the needle assembly including a needle having...
6284333 Medical devices made from polymer blends containing low melting temperature liquid crystal polymers  
A medical device, at least a portion of which is composed of a polymeric material in which the polymeric material is a melt blend product of at least two different thermoplastic polymers, one of...
6267746 Multi-directional steerable catheters and control handles  
A steerable catheter comprises a catheter body, a tip section mounted to the distal end of the catheter body, and a control handle mounted to the proximal end of the catheter body. The control...
Matches 1 - 50 out of 164 1 2 3 4 >