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7367939 |
Rotational, translational and torqueing control members for an endoscopic instrument
A flexible endoscopic dip applier includes a flexible coil with a manual actuator coupled to one end and a jaw assembly coupled to the other end. A store of clips is arranged adjacent to the jaw...
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7331922 |
Method and device for the intermittent occlusion of the coronary sinus
A method and apparatus are provided for the intermittent occlusion of a coronary sinus. The method includes occluding the coronary sinus with an occlusion device, continuously measuring the fluid...
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7294102 |
Method and apparatus for providing depth control or z-actuation
A position control apparatus for controlling position along an axis, comprising: an extensible member that can be extended and contracted along said axis, comprising shape memory alloy locatable to...
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7261686 |
Universal, programmable guide catheter
A guide catheter apparatus that comprises the following: (a) a guide catheter portion that includes a plurality of electroactive polymer actuators disposed along its axial length and (b) a control...
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7052473 |
Body insert configuring device having tip portion with expandable joints
A device for configuring a body insert, such as an electrode lead for a stimulation device, has a wire arrangement adapted to be inserted into the interior of the body insert for stiffening and...
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6770027 |
Robotic endoscope with wireless interface
An endoscope apparatus and method of operating the same. The endoscope apparatus comprises an endoscope portion and a control and display unit. The endoscope portion preferably comprises: (i) a...
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6764441 |
Peristaltically self-propelled endoscopic device
Expandable actuators surround a central conduit. Each actuator comprises a bladder that, when fluid is introduced, expands laterally while contracting longitudinally. A restorative spring can be...
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6612982 |
Fully-swallowable endoscopic system
A fully-swallowable endoscopic system includes a rod-shaped endoscope body which can be swallowed entirely by a patient to be examined so as to be placed in a body cavity, at least part of the...
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6595914 |
Electric bending endoscope device operating during power failures
The electric bending endoscope device according to the present invention comprises: an endoscope having a bending portion; a bending control mechanism for electrically driving the bending portion...
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6569086 |
Controllable bending endoscope
An operational remote controller integrates a joystick for bending a bending portion of an inserted portion in an endoscope. A bending lever stands on the joystick. For every automatically...
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6468041 |
Magnetically levitated apparatus
There is provided a magnetically levitated apparatus wherein an impeller has one side supported by an electromagnet and the other side supported and magnetically levitated by an attractive force...
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6450950 |
Endoscope having stereo-lateral-view optics
An endoscope having an endoscope shaft at the distal end of which a solid state image-recording system is disposed which is designed in the manner of lateral-view optics. The image-recording...
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6447478 |
Thin-film shape memory alloy actuators and processing methods
A shape memory alloy actuator array comprising a plurality of individually trained shape memory alloy actuators to provide relative movement of different actuator array portions and a thin-film...
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6036636 |
Endoscope with tip portion disposed on distal side of insertion portion
In an endoscope, an elastic member made of a super elastic alloy, for instance, bridges the distal end portion of an insertion portion and the proximal end portion of a tip portion so that a space...
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5897488 |
Bending insertion instrument to be inserted into a body cavity through an endoscope
An endoscope apparatus includes an endoscope having a distal end, a port at the distal end, and a channel extending through the endoscope to the distal end and communicating with the port; and a...
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5873817 |
Endoscope with resilient deflectable section
I An endoscope having a deflection control and a shaft connected to the deflection control. The shaft has a deflectable section operably connected to the deflection control by drive cables. The...
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5860914 |
Bendable portion of endoscope
A bendable portion for an endoscope includes a bending mechanism which minimizes the bendable portion diameter and allows a large degree of bending. A bending mechanism embodiment uses a shape...
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5810717 |
Bending mechanism and stereoscope using same
A bending mechanism for use with a stereoscope, comprises a tubular body or linear body having a bending part, a movable part which can move in the lengthwise direction of the tubular body or...
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5665050 |
Apparatus for medical endoscopy with a superelastic element and method of making the same
A medical endoscope has a superelastic-alloy force-transmitting element having at least one recess in its surface at a coupling site and being positively connected to a load-receiving component,...
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5658238 |
Endoscope apparatus capable of being switched to a mode in which a curvature operating lever is returned and to a mode in which the curvature operating lever is not returned
A curvature section provided in an insertable section is curved in response to a curving instructing signal output by the operation of a curving operating switch. In case the curving operating...
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5645520 |
Shape memory alloy actuated rod for endoscopic instruments
A construction element that contains a shape memory element which changes shape in response to a change in the temperature of the memory element. The temperature is varied by a fluid which flows...
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5624380 |
Multi-degree of freedom manipulator
A multi-degree-of-freedom manipulator includes a flexible tube having a plurality of flex portions provided therealong, a plurality of actuators made of shape memory alloy and respectively provided...
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5607435 |
Instrument for endoscopic-type procedures
The present invention is an instrument (10) which includes a tubular section (12) having a wall (13) made of a material exhibiting superelastic characteristics and a delivery tube (14) having a...
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5531664 |
Bending actuator having a coil sheath with a fixed distal end and a free proximal end
A bending drive member to bend a bending member is arranged to extend in the direction of length of an elongate tube having flexibility, and attached to near the distal end of the tube with the...
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5370109 |
Deformable endoscopic surgical retractor
The invention described herein provides a surgical apparatus for use in endoscopic or laparoscopic procedures having a tubular body which includes a first substantially tractable section having a...
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5243967 |
Endoscope system providing mutual operative communication between the drive control means and the video signal control means
The principal object of the present invention is to provide an endoscope system for making endoscope system operating information easily available and ensuring improved operability. The endoscope...
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5018509 |
Endoscope insertion controlling apparatus
An endoscope insertion controlling apparatus includes a region extracting apparatus for extracting a plurality of regions corresponding to brightness from an endoscope image, for example, by...
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4987314 |
Actuator apparatus utilizing a shape-memory alloy
An actuator apparatus includes a plurality of actuators each having a shape-memory alloy, a power supply line unit for supplying power to the actuators, power supply control unit connected in...
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4977886 |
Position controlling apparatus
The position controlling apparatus of this invention is to curve an endoscope insertable part or a catheter and is provided with an actuator having a shape memorizing alloy body. The shape...
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4969709 |
Mechanism for bending elongated body
A mechanism for bending an elongated body such as the tube of an endoscope without the use of electric elements, thereby eliminating a shock hazard. A shape-memorizing alloy is inserted into the...
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4934340 |
Device for guiding medical catheters and scopes
Disclosed is a "bending assembly" which, when positioned with a flexible catheter, cannula, scope, or the like, is operative to cause periodic bending of the catheter, cannula, scope, or the like...
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4930494 |
Apparatus for bending an insertion section of an endoscope using a shape memory alloy
The distal end of an insertion section of an endoscope is divided into a plurality of segments each including a pair of SMA coils which are arranged symmetrically with respect to an axis and...
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4924852 |
Endoscope
An endoscope, which has an insertion section with a moving part, comprises a stator for generating a surface wave as a combination of a transverse wave and a longitudinal wave; a rotor rotatably...
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4899731 |
Endoscope
An endoscope disclosed herein is provided with an operating section and an insertion section having a bending section. Bending members, which are formed of a shape memorizable alloy and are for...
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4884557 |
Endoscope for automatically adjusting an angle with a shape memory alloy
An endoscope includes a bending member having a shape memory alloy. A pair of heating current supplying wires and a pair of resistance detecting wires are connected at one end to the ends of the...
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4815450 |
Endoscope having variable flexibility
An improved endoscope of the variety which includes an endoscope slideably nested inside of a guiding tube, including an improvement that renders on demand either the guiding tube more flexible...
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4799474 |
Medical tube to be inserted in body cavity
A medical tube is used in an insertion portion of an endoscope and is inserted in a body cavity. The medical tube includes an outer tube having a front section, and a drive member arranged at the...
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4790624 |
Method and apparatus for spatially orienting movable members using shape memory effect alloy actuator
A method and apparatus for spatially orienting a remote flexible member such as the tip of a borescope to point in a desired direction employs heating to its transition temperature a shape memory...
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4776844 |
Medical tube
A medical tube used as an insertion section of a catheter for angiography or of an endoscope. The medical tube has a flexible tube, and an elastic member embedded in the peripheral wall of the...
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4758222 |
Steerable and aimable catheter
A catheter or the like is steerable through cavities within a body and aimable toward organ or tissue within the body. The catheter includes an elongated tubular member having a distal end for...
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4753223 |
System for controlling shape and direction of a catheter, cannula, electrode, endoscope or similar article
A steerable medical probe device, such as a catheter, comprises a flexible, inner tubular body, a plurality of electrical conductors wrapped about the inner tubular body; and an insulating layer...
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4742817 |
Endoscopic apparatus having a bendable insertion section
An endoscopic apparatus includes an insertion section extending from an operating section and having a channel extending from the operating section to the distal end of the insertion section. The...
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4737142 |
Instrument for examination and treatment of bodily passages
An instrument for detection, examination and treatment of constrictions in bodily passages or vessels comprises a continuous-wall shaft in the form of a catheter having a small cross-section of up...
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4601283 |
Endoscope with a memory shape alloy to control tube bending
Disclosed is an endoscope having a long flexible image guide, such as a colon endoscope, in which a shape memory alloy is built in a flexible tube in which the image guide is inserted. When the...
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4176662 |
Apparatus for endoscopic examination
An endoscope is disclosed having a propulsion mechanism and at least one transmitter at the distal end transmitting bursts of energy waves (radio frequency or ultrasonic) for tracking the position...
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