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8142443 |
Surgical retrieval device radially deployable from a collapsed position to a snare or cauterization loop
A surgical instrument featuring a combination cauterizing and surgical capture component. The instrument is deployable from a distal end of a lumen to a first position partially exposing a...
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8133236 |
Ultrasound catheter having protective feature against breakage
An ultrasound catheter has an elongate flexible catheter body having a lumen extending longitudinally therethrough, and an ultrasound transmission member extending longitudinally through the lumen...
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8092470 |
Calculus crushing apparatus and medical procedure using endoscope
An apparatus includes a crushing part which rotates and crushes the calculus, wherein a radius of rotation of the crushing part with respect to a rotation axis thereof increases or decreases in...
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8043324 |
Intravascular filter device with piezoelectric transducer
An intravascular filter assembly is disclosed for fragmenting a thrombotic or atherosclerotic occlusion and capturing thrombotic or atherosclerotic debris within a blood vessel. The intravascular...
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8021379 |
Obstruction removal system
An obstruction removal system for percutaneous removal of clots or obstructions within the vascular system is disclosed. The obstruction removal system includes a multi-lumen catheter with a...
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8021380 |
Obstruction removal system
An obstruction removal system for percutaneous removal of clots or obstructions within the vascular system is disclosed. The obstruction removal system includes a multi-lumen catheter with a...
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8016839 |
Intra-abdominal medical procedures and device
Improvements in intra-abdominal surgery include a method for removing large chunks of organic or inorganic material from the abdomen through a natural body opening such as the urethra. The...
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8012158 |
Device for fragmenting substances
A device for fragmenting substances comprises a probe having an elongate probe shaft on the distal end of which a probe head is arranged, said probe head comprising an electro-hydraulic converter...
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7993329 |
ERCP catheter with a removable handle for lithotriptor compatible basket
An ERCP catheter having a removable handle for a lithotriptor compatible basket is disclosed. The removable handle allows the catheter and handle assembly to be removed, leaving the basket in place...
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7972343 |
Retrieval device made of precursor alloy cable
A medical retrieval device for retrieving foreign objects from a patient and the method of constructing the device are disclosed. The device incorporates a wire cable composed of a precursor alloy...
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7963944 |
Immobilizing objects in the body
Stabilizing an object in the body of a patient involves the injection of a lower critical solution temperature (LCST) material or other flowable material into the body of the patient so that the...
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7949386 |
Computer-aided osteoplasty surgery system
A method for performing computer-assisted orthopaedic surgery includes the steps of: (1) producing and displaying three-dimensional geometrical models of first and second bones, the first and...
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7914540 |
Material retrieval device and method of using
A medical device configured to be inserted into a patient's body to retrieve material from the patient's body includes a basket assembly. The basket assembly is configured to transition between...
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7883516 |
Methods for removing kidney stones from the ureter
Occluding structures may be created within a body lumen by advancing a length of material distally through the body lumen. By drawing a distal location on the advanced length of material in a...
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7803168 |
Aortic valve repair
The present invention provides devices and methods for decalcifying an aortic valve. The methods and devices of the present invention break up or obliterate calcific deposits in and around the...
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7785276 |
System and method for a lithotripter
A system and method for a lithotripter is provided. The system can include a shockwave generator and an ultrasonic transmitting/receiving unit, which are in communication with an evaluating unit....
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7785259 |
Detection of motion in vibro-acoustography
Harmonic motion is produced in a subject using vibro-acoustography. An ultrasonic imaging system repetitively interrogates the subject and the Doppler shift in the reflected echo signals is...
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7785344 |
Perfusion guidewire in combination with a distal filter
The present invention relates generally to perfusion catheters and distal protection devices. According to an embodiment, the present invention includes a distal protection filter comprising an...
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7771435 |
Fragmentation and extraction basket
A surgical instrument for fragmenting and extracting stones includes an outer sheath having a proximal end and a distal end and an inner core longitudinally extending through the core and...
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7740578 |
Direct reading endoscopic measuring instrument and method
The invention relates to a direct reading endoscopic measuring instrument and, more specifically, to a manually operated measuring instrument that is placed in close proximity to an internal...
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7713201 |
Method and apparatus for shear property characterization from resonance induced by oscillatory radiation force
A method for determining a shear elasticity and shear viscosity of a material based on resonance characteristics. A focused ultrasound wave is directed at the material to induce oscillations in the...
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7708753 |
Balloon catheter with extendable dilation wire
A balloon catheter is provided which may be used to dilate hardened regions of stenosis. The balloon catheter is provided with dilation wires that may be extended so that the dilation wires are...
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7695443 |
Device for generating shock waves
The invention relates to a device for generating shock waves for medical therapy comprising two electrodes of a spark discharge section, wherein the device is filled with a liquid medium, and...
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7682366 |
Calculus manipulation apparatus
An ultrasonic lithotripter comprising a first transmission probe which has a hollow portion in the form of a through hole and transmits ultrasonic vibration and a superfine second transmission...
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7678119 |
Medical retrieval device with frangible basket
An embodiment of a medical retrieval device includes a sheath having a proximal end and a distal end, a handle at the proximal end of the sheath, and a basket. The basket has a collapsed position...
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7601127 |
Therapeutic stimulation of genital tissue or reproductive organ of an infertility or impotence diagnosed patient
The method of stimulation for a genital tissue or reproductive organ of an infertility or impotence diagnosed patient is disclosed. The stimulation has the steps of activating an acoustic shock...
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7578796 |
Method of shockwave treating fish and shellfish
The method of stimulating an aquatic life form is disclosed. The method has the steps of activating a pressure pulse or an acoustic shock wave generator or source to emit pressure pulse or acoustic...
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7470274 |
Single-blow shockwave generation device
The invention relates to a single-blow mechanical shockwave generation device used in urological surgery for disintegration of urinary duct stones, comprising a striking device which strikes a...
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7377925 |
Fragmentation and extraction basket
A surgical instrument for fragmenting and extracting stones includes an outer sheath having a proximal end and a distal end and an inner core longitudinally extending through the core and...
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7374551 |
Minimally invasive fat cavitation method
A method of fat cavitation including infiltrating adipose tissue with a liquid, creating a puncture in a patient's skin, providing a wire, the wire being generally uniform in diameter and having a...
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7282055 |
Medical retrieval instrument
A medical retrieval instrument of the present invention includes a plurality of filaments for holding an object and a hollow section through which a first end of each of said plurality of filaments...
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7229455 |
Ultrasonic calculus treatment apparatus
An ultrasonic calculus treatment apparatus includes a longitudinal-vibration piezoelectric oscillator for vibrating in the axial direction of an ultrasonic transmitting member and a...
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7137966 |
Immobilizing objects in the body
Stabilizing an object in the body of a patient involves the injection of a lower critical solution temperature (LCST) material or other flowable material into the body of the patient so that the...
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7041108 |
Grasper mechanism with biased fixed flexure elements
An expansible and retractable mechanism of the type disclosed in U.S. Pat. No. 5,924,175 and/or a medical grasper of the type disclosed in U.S. Pat. No. 5,906,622 in which (1) the fixed flexure...
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6945977 |
Systems and methods for clot disruption and retrieval
Thrombectomy and other treatments are achieved using a catheter having a positioning cage and a macerator within the positioning cage. The catheter is introduced to a target body lumen, typically a...
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6814740 |
Retrieval device made of precursor alloy cable
A medical retrieval device for retrieving foreign objects from a patient and the method of constructing the device are disclosed. The device incorporates a wire cable composed of a precursor alloy...
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6773446 |
Delivery apparatus for a self-expanding stent
A delivery apparatus for a self-expanding stent is disclosed. The apparatus has an outer sheath forming an elongated tubular member having distal and proximal ends and an inside and outside...
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6757582 |
Methods and systems to control a shaping tool
A method and system for providing control that include providing a workpiece that includes a target shape, providing a cutting tool, providing a 3-D image associated with the workpiece, identifying...
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6755779 |
Apparatus and method for delivery of cardiac constraint jacket
A cardiac constraint jacket is formed of flexible material defining a volume between an open upper end and a lower end. The jacket is dimensioned for an apex of a patient's heart to be inserted...
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6755853 |
Methods and kits for the inhibition of hyperplasia in vascular fistulas and grafts
A method for inhibiting hyperplasia at an anastomotic junction of a vascular fistula or vascular graft comprises exposing the anastomotic junction to vibrational energy at a mechanical index and...
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6752801 |
Metal probe for intracorporeal calculi crushing
A metal probe for intracorporeal calculi crushing has a point at its distal end with one or several lateral notches next to the probe end. These notches secure a calculus laterally against an...
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6736784 |
Medical instrument for treating biological tissue and method for transmitting pressure waves
A medical instrument for treating biological tissue comprises a housing (2), a pressure wave generation means (4) and a transmission means (8) for coupling the unfocused pressure waves into the...
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6695834 |
Apparatus and method for stone removal from a body
A device for treating material in a body of a patient includes an expandable basket having a projection for securing material within the basket. The projection has a distal end joined to a distal...
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6689086 |
Method of using a catheter for delivery of ultrasonic energy and medicament
An ultrasound delivery catheter equipped and configured for concurrent delivery of drugs or therapeutic agents. The catheter comprises an elongate pliable catheter body having an ultrasound...
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6660013 |
Apparatus for removing plaque from blood vessels using ultrasonic energy
A method and apparatus for removing plaque, fatty deposits, and other occlusions from blood vessels using ultrasonic energy. The method and apparatus has particular application in removing plaque...
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6620172 |
Entraining biological calculi
A medical device for entraining biological stones during medical procedures for the fragmentation of urinary, biliary, pancreatic, and other biological calculi and safely removing them from the...
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6613056 |
Ultrasonic probe with low-friction bushings
An ultrasonic probe assembly is provided. The probe assembly includes a cannula and an ultrasonic probe disposed within the cannula. The probe assembly further includes a low-friction bushing...
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6589253 |
Ultrasonic angioplasty transmission wire
The ultrasonic angioplasty transmission wire for use in an ultrasonic angioplasty device comprises an inner layer of a first ultrasound transmitting material, and at least one outer coaxial shell...
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6582440 |
Non-clogging catheter for lithotrity
An improved rigid catheter is provided for lithotripsy. The catheter includes a rigid tube adapted to engage a lithotripsy transducer and power supply, with a restriction in an internal diameter of...
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6558366 |
Thrombectomy method
A method of and apparatus for removing a thrombus deposit from the cardiovascular system of a patient without the need to surgically access the location of the thrombus deposit via a cut-down or...
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