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5558092 |
Methods and apparatus for performing diagnostic and therapeutic ultrasound simultaneously
Methods and apparatus for performing diagnostic ultrasound simultaneously with the application of therapeutic ultrasonic waves are disclosed. The methods and apparatus are particularly advantageous...
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5546949 |
Method and apparatus of logicalizing and determining orientation of an insertion end of a probe within a biotic structure
A method and apparatus is provided for localizing and determining orientation of an insertion end of a probe have diagnostic or therapeutic utility within a biotic structure. The apparatus includes...
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5526815 |
Therapy apparatus for locating and treating a zone located in the body of a life form with acoustic waves
A therapy apparatus for locating and treating a zone situated in the body of a subject life form with ultrasound includes an ultrasound transducer which can be optionally operated in a therapy mode...
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5524620 |
Ablation of blood thrombi by means of acoustic energy
A method and device for selective in vivo ablation of fresh blood thrombi by means of non-invasive focused high power acoustic energy. The method comprises applying a plurality of pulses of high...
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5524625 |
Shock wave generating system capable of forming wide concretion-disintegrating region by energizing ring-shaped transducers, and hyperthermia curing system
In a shock wave generating system, a width of a focused region synthesized from a plurality of focal points formed by a plurality of shock waves is varied by properly controlling delay times and/or...
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5524624 |
Apparatus and method for stimulating tissue growth with ultrasound
A device (10, 18) stimulates with an ultrasound the growth of a tissue or produces an image at a site within a patient. A housing (12, 20, 22) may be subcutaneously implanted within the patient...
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5520612 |
Acoustic system for bone-fracture therapy
A transducer for non-invasive transcutaneous transmission of pulsed ultrahigh-frequency acoustic radiation, in body tissue and/or fluids adjacent a bone fracture is "on target" when a fraction of...
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5507743 |
Coiled RF electrode treatment apparatus
An RF treatment apparatus provides multi-modality treatment for tumors and other desired tissue masses, and includes an RF indifferent electrode and an RF active electrode. The RF indifferent...
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5501655 |
Apparatus and method for acoustic heat generation and hyperthermia
An ultrasound hyperthermia applicator suitable for medical hyperthermia treatment, and method for using the same, includes two ultrasound sources producing focused ultrasound beams of frequencies...
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5495851 |
Use of endoscopic ultrasound and stimulated bilary drainage in the diagnosis of cholecystitis and microlithiasis
The combined endoscopic ultrasound and stimulated biliary drainage method involves the following steps: inserting an endoscopic ultrasound device within the antrum of a stomach; positioning the...
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5492126 |
Probe for medical imaging and therapy using ultrasound
A probe for inspecting and treating an internal organ of a patient. The probe includes a tube having a proximal end and a distal end. The tube has a flexible portion near the distal end. A head is...
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5490840 |
Targeted thermal release of drug-polymer conjugates
Thermal drug treatment of tumor tissue is obtained by attaching a thermally active drug to carrier molecules which have an affinity to tumor tissue. Localized heating is performed on the tumor...
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5485840 |
Method of precise guidance for directional atherectomy using ultrasound
An improved method of performing atherectomy on plaque material at a site within a vessel utilizing a directional atherectomy catheter with a cutter which has a marker such as a cutter window which...
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5480422 |
Apparatus for treating cardiac arrhythmias
This invention concerns an apparatus and method for the treatment of cardiac arrhythmias. More particularly, this invention is directed to a method for ablating a portion of an organ or bodily...
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5471988 |
Ultrasonic diagnosis and therapy system in which focusing point of therapeutic ultrasonic wave is locked at predetermined position within observation ultrasonic scanning range
Provided on the side of a distal end of an insertion part are an observation ultrasonic transducer for acquiring an ultrasonic image and a therapeutic ultrasonic transducer for outputting a...
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5472405 |
Therapy apparatus for the treatment of pathological tissue with a catheter
A therapy apparatus for the treatment of pathological tissue with focused ultrasound waves, has a catheter introducible into the body of a living subject to be treated and having at least one...
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5470350 |
System for the treatment of pathological tissue having a catheter with a pressure sensor
A therapy system for treating pathological tissue with heating radiation includes an ultrasound locating system and a catheter introducible into the body of a patient to be treated, the catheter...
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5470302 |
Medical apparatus having an adjustable apparatus part for application to the body surface of a patient
A medical apparatus has an apparatus part which is provided for application against the body surface of a patient, and a patient support mechanism and a system for adjusting the apparatus part and...
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5468214 |
Therapy apparatus for treatment with acoustic waves
A therapy apparatus for treating a subject with acoustic waves has a source of acoustic waves which is adjustable in at least one degree of freedom. The apparatus includes at least one further...
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5454809 |
Electrosurgical catheter and method for resolving atherosclerotic plaque by radio frequency sparking
A method, and device utilized to practice it, for the resolution of tissue by radio frequency sparking. The device of the present invention having a distal end which is insertable within and along...
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5450848 |
Shockwave generating system capable of displaying shockwave effective region
In a shockwave generating apparatus, a shockwave effective region pattern is displayed on a B-mode ultrasonic tomographic image of a biological body under superimposition state. The shockwave...
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5448994 |
Apparatus for performing medical treatment by using electroacoustic transducer element
An acoustic medical treatment apparatus using electroacoustic transducer elements. The apparatus includes a concave transducer for causing divided partial transducers to generate strong ultrasonic...
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5443069 |
Therapeutic ultrasound applicator for the urogenital region
An ultrasound applicator for the urogenital region, particularly for treating benign prostate hyperplasia, emits ultrasound waves focused onto a working region lying on the working axis of the...
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5435304 |
Method and apparatus for therapeutic treatment with focussed acoustic waves switchable between a locating mode and a therapy mode
A therapy apparatus for treatment with focused acoustic waves which has a source of focused acoustic waves, an acoustic receiver for the reception of parts of the acoustic waves reflected from a...
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5435311 |
Ultrasound therapeutic system
In an ultrasound therapeutic system provided with an ultrasound transmitter having a focusing mechanism and a plurality of groups of ultrasound transmitters/receivers, each of which has a...
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5431621 |
Process and device of an anatomic anomaly by means of elastic waves, with tracking of the target and automatic triggering of the shootings
A Process and device of location and destruction of an anatomic target includes the periodic emission of a focused treatment beam of elastic waves and an echographic image of the target formed in...
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5429136 |
Imaging atherectomy apparatus
An atherectomy catheter having ultrasound imaging capability provided by an acoustic transducer disposed within a catheter housing which includes a circular cutting edge for removal of stenotic...
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5423838 |
Atherectomy catheter and related components
An atherectomy catheter includes a catheter shaft having three lumens. The central lumen supports a central wire on which is mounted a shell-shaped cutter. The cutter is exposed to the exterior of...
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RE34964 |
Shock wave treatment apparatus
A shock wave treatment apparatus has a shock wave applicator including a shock wave transducer for forming a focusing region of a shock wave for destroying an object to be destroyed in an object to...
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5419335 |
Acoustic lens
An acoustic lens having a variable focal length for employment in an acoustic propagation medium has two lens walls, namely an entry wall and an exit wall at least one lens wall being deformable...
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5419327 |
Acoustic therapy means
A therapy system for treatment of a subject with focused acoustic waves has a source of focused acoustic waves, equipment for displacing the focus none of the focused acoustic waves and the subject...
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5411026 |
Method and apparatus for lesion position verification
A method and apparatus for verifying the position of a lesion in a patient's body compares the location of the lesion in CT slices with the position of the lesion in ultrasound images taken while...
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5411027 |
Equipment and method for treating circulatory arrest
Apparatus for treatment of circulatory arrest includes a manually operated ultrasound probe (1) for localizing and puncture of a superficial artery (2) with a cannula (8) by which, subsequently, a...
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5409002 |
Treatment system with localization
A system having improved localization and wave generation apparatus for treatment of an area in the body of a patient. The system comprises a prelocation system allowing for initial localization of...
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5401237 |
Blood processing for treating blood disease
A method and an apparatus for an effective chemical treatment of a blood disease apply a drug of a wider range with a smaller dose or lower concentration to the blood outside the patient's body....
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5398690 |
Slaved biopsy device, analysis apparatus, and process
A computer controlled rectal biopsy probe is employed to receive an ultrasonic signal from an ultrasonic transmitter which may be carried by a prior art urethral examination and mapping probe. The...
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5391140 |
Therapy apparatus for locating and treating a zone in the body of a life form with acoustic waves
A therapy apparatus for locating and treating a zone in the body of a living subject with focused, therapeutic ultrasound waves having a first frequency includes an ultrasound locating system which...
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5390678 |
Method and device for measuring ultrasonic activity in an ultrasound delivery system
A device for measuring ultrasonic activity in an ultrasound delivery system has a sensor for providing an output representative of a sensed ultrasound vibration level, an indicator for receiving...
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5388581 |
Extracorporeal therapy apparatus
The therapy apparatus described for treating concretions and tissue in the body of a patient by means of sound waves comprises a sound wave generator and an available X-ray device for locating an...
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5385148 |
Cardiac imaging and ablation catheter
Method and apparatus for ablation of cardiac tissue includes a catheter (2, 60) having an elongated flexible body (6, 64), a tissue characterization assembly including a transducer (34) at the...
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5383455 |
Apparatus for the generation of focussed acoustic pressure or shock waves for therapeutical applications with an x-ray locating device
An apparatus for destroying a concretion in a patient with focussed pressure waves includes a pressure wave source for generating focussed pressure waves focussed at a pressure wave focal point for...
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5383459 |
Ultrasonic therapy apparatus
An ultrasonic treatment apparatus has an applicator for generating ultrasound for an object to be treated, an ultrasonic probe arranged in the applicator for acquiring tomographic image information...
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5381792 |
Shock wave curing apparatus capable of correcting phase shifts contained in echo signals
In a shock wave generating apparatus, phase shifts contained in echo signals reflected from a calculus are corrected in order to clearly judge whether or not such a calculus is actually present at...
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5377683 |
Ultrasound-laser surgery apparatus and method
A catheter having an ultrasound transducer and associated electrically wiring conducted through a sidewall thereof and a plurality of optical fibers provided in the lumen of the catheter for...
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5374236 |
Electromagnetic pressure pulse source
An electromagnetic pressure pulse source for generating focused pressure pulses as an electrically conductive membrane and a coil system which drives the membrane by rapidly displacing the membrane...
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5370120 |
Ultrasound imaging apparatus
An ultrasound imaging apparatus employs an ultrasound sensor arrangement formed by an at least two-dimensional sensor matrix and an imaging lens to generate signals which are used to calculate a...
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5368034 |
Method and apparatus for thrombolytic therapy
A method and system for facilitating thrombolytic therapy includes a perfusion tube, in the form of an infusion guidewire or catheter, for delivering a lytic agent at a thrombosis. The perfusion...
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5358466 |
Apparatus for destroying a calculus
An apparatus for destroying a calculus includes an ultrasonic wave generating unit capable of setting a plurality of piezo-electric devices in a drive/reception mode by phase control, a peak value...
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5357805 |
Pressure measurement apparatus for inspecting therapeutic energy waves
This invention relates to a pressure measurement apparatus for inspecting therapentic energy waves, e.g. shock waves or ultrasonic waves. The pressure measurement apparatus for inspecting focal...
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5353796 |
Non-invasive device and method for grading meat
A non-invasive apparatus and method for measuring fat thickness or content and muscle depth or area parameters grading meat and animals are disclosed. The device includes an ultrasonic transducer...
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