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7611508 |
Floating sleeve microwave antenna for tumor ablation
An antenna for microwave tumor ablation provides coaxial antenna conductors surrounded by an insulated sleeve of length and size promoting destructive interference of axial microwave energy passing...
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7594913 |
Radio-frequency based catheter system and method for ablating biological tissues
A radio-frequency based catheter system and method for ablating biological tissues within the body vessel of a patient comprises a radio-frequency (“RF”) generator for selectively generating a...
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7565207 |
Apparatus for creating hyperthermia in tissue
A system and corresponding method for creating hyperthermia in a selected position in target tissue using the application of electromagnetic radiation (EMR) in the HF, VHF and UHF microwave region...
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7492165 |
Position detecting device with a microwave antenna arrangement
A position detecting device finds the position of a specimen arranged in a conductive structure on the basis of microwaves and includes an electrical circuit for the production and/or reception of...
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7467015 |
Segmented catheter for tissue ablation
A near-field antenna structure is described that is an effective delivery tool for radiofrequency (RF) and microwave power to achieve coagulative necrosis in metastatic tumors while reducing or...
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7454242 |
Tissue sensing adaptive radar imaging for breast tumor detection
A tissue-sensing adaptive radar method of detecting tumours in breast tissue uses microwave backscattering to detect tumours which have different electrical properties than healthy breast tissue....
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7410485 |
Directional microwave applicator and methods
A miniature microwave antenna is disclosed which may be utilized for biomedical applications such as, for example, radiation induced hyperthermia through catheter systems. One feature of the...
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7346399 |
Monopole tip for ablation catheter
An ablation catheter apparatus with a monopole antenna that is arranged to provide a relatively uniform electric field and a method for using such an ablation catheter apparatus are disclosed....
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7317946 |
Telemetry antenna for an implantable medical device
A telemetry antenna for an implantable medical device includes one or more portions having a non-linear configuration. In some embodiments, the non-linear configuration provides an antenna having a...
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7311702 |
Ablation technology for catheter based delivery systems
A catheter based delivery system may be used for both therapeutic and diagnostic applications. The catheter based delivery system includes a catheter having a distal end. The distal end of the...
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7289855 |
Implantable medical device package antenna
A wireless communication system is provided that includes an antenna structure adapted for coupling to a medical device antenna when the medical device is not implanted in a patient's body. The...
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7272445 |
Medical device programmer with faceplate
In general, the invention is directed to a patient programmer for an implantable medical device. The patient programmer may include one or more of a variety of features that may enhance...
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7250589 |
Microwave hyperthermia treatment apparatus and treatment system
Microwave hyperthermia treatment device includes a microwave generation unit, a power supply unit, and a control unit including an exposure-time actuation timer, an intermittent actuation timer, a...
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7244254 |
Air-core microwave ablation antennas
A method and device delivers microwave power to an antenna through a coaxial cable utilizing air or other gases as its dielectric core. The cable includes supports made of low-loss materials to...
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7197363 |
Microwave antenna having a curved configuration
A microwave antenna having a curved configuration is described herein. The antenna portion is formed into various shapes whereby the antenna substantially encloses, by a partial or complete loop or...
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7195626 |
Electrode device for microwave surgery
Disclosed is an electrode device for microwave surgery which is provided with a marker securely fixed to the central electrode, which marker can provide a magnetic susceptibility artifact of a...
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7156841 |
Electrode arrangement for use in a medical instrument
A medical instrument is disclosed. The medical instrument includes a pair of spaced apart and electrically isolated elongated wire electrodes positioned adjacent one another on a working member....
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7113832 |
Interstitial microwave antenna with miniaturized choke hyperthermia in medicine and surgery
The present invention relates to minimally invasive surgery techniques. It provides a method for manufacturing an antenna for percutaneous acute hyperthermia microwave applications of the monopole...
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7101369 |
Triaxial antenna for microwave tissue ablation
An improved antenna for microwave ablation uses a triaxial design which reduces reflected energy allowing higher power ablation and/or a smaller diameter feeder line to the antenna.
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7092762 |
Low-power, high-modulation-index amplifier for use in battery-powered device
An external transmitter circuit drives an implantable neural stimulator having an implanted coil from a primary coil driven by a power amplifier. For efficient power consumption, the transmitter...
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6962586 |
Microwave ablation instrument with insertion probe
A microwave ablation assembly and method including a relatively thin, elongated probe ( 21 ) having a proximal access end ( 22 ) and an opposite distal penetration end ( 23 ) adapted to penetrate...
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6944504 |
Microwave medical treatment apparatus and method
Methods, simulations, and apparatus are provided that may be utilized for medical treatments which are especially suitable for treatment of benign prostatic hyperplasia (BPH). In a preferred...
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6839589 |
Method and apparatus for treatment of living matter using pulsed radio frequency electromagnetic radiation
A method of electrotherapy for living matter such as humans, animals and plants is provided. The method involves providing a transmitter for generating a radiofrequency electromagnetic transmission...
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6823218 |
Monopole tip for ablation catheter and methods for using same
An ablation catheter apparatus with a monopole antenna that is arranged to provide a relatively uniform electric field and a method for using such an ablation catheter apparatus are disclosed....
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6807446 |
Monopole phased array thermotherapy applicator for deep tumor therapy
A monopole phased array thermotherapy applicator radiating radiofrequency energy for inducing a temperature rise in a target within a body includes a plurality of monopole elements each for...
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6699241 |
Wide-aperture catheter-based microwave cardiac ablation antenna
A catheter-based microwave antenna cardiac ablation applicator has been developed which unlike previously-developed ablation catheters, forms a wide aperture that produces a large heating pattern....
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6675050 |
Computer program for microwave antenna
A method, simulation, and apparatus are provided that are highly suitable for treatment of benign prostatic hyperplasia (BPH). A catheter is disclosed that includes a small diameter disk loaded...
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6635055 |
Microwave applicator for endometrial ablation
A microwave applicator for applying electromagnetic radiation at microwave frequency includes a coaxial input for a microwave signal input and a waveguide for receiving and propagating the...
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RE38143 |
Organ separation for thermal therapy
A method of providing thermal therapy to prostate tissue of a patient. The method includes: inserting a mechanical separator or infusing a fluid to separate human tissue to be treated from...
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6512956 |
Method of constructing a microwave antenna
A method, simulation, and apparatus are provided that are highly suitable for treatment of benign prostatic hyperplasia (BPH). A catheter is disclosed that includes a small diameter disk loaded...
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6496736 |
Endothelium preserving microwave treatment for atherosclerosis
Method and apparatus are provided to treat atherosclerosis wherein the artery is partially closed by dilating the artery while preserving the vital and sensitive endothelial layer thereof....
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6463336 |
Active bandage suitable for applying pulsed radio-frequencies or microwaves to the skin for medical purposes
An active RF or microwave bandage, that incorporates any of various disclosed configurations of pliable planar microstrip or slotline antenna structures, is conformable to a selected area of the...
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6424869 |
Dual mode transurethral microwave warming apparatus
A dual mode transurethral warming apparatus particularly adapted to treat benign prostatic hyperplasia includes a urethral catheter dimensioned for insertia through the urethra. The catheter...
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6383182 |
Directional microwave ablation instrument with off-set energy delivery portion
A directional ablation instrument for ablation of a targeted tissue. The instrument includes a transmission line having a proximal portion suitable for connection to an electromagnetic energy...
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6366818 |
Method and device for combined heat treatment of body tissue
The invention relates to a method and a device for heat treatment of prostatic tissue. The device comprises a treatment catheter with an expandable fluid reservoir and first heating means which is...
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6330479 |
Microwave garment for heating and/or monitoring tissue
A flexible microwave applicator and method of use thereof. The applicator includes a flexible, dielectric-containing compartment (e.g. temperature regulated water or oil) having a variable contour,...
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6312427 |
Directional reflector shield assembly for a microwave ablation instrument
A directional reflective shield assembly (25) is provided for a microwave ablation instrument (20) having an antenna (23) coupled to a transmission line (21). The antenna (23) is formed to generate...
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6289249 |
Transcatheter microwave antenna
A method, simulation, and apparatus are provided that are highly suitable for treatment of benign prostatic hyperplasia (BPH). A catheter is disclosed that includes a small diameter disk loaded...
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6233490 |
Microwave antennas for medical hyperthermia, thermotherapy and diagnosis
A medical treatment system includes an antenna for radiating energy from a source of electromagnetic energy and including a first radiating element and a second radiating element having a conductor...
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6230060 |
Single integrated structural unit for catheter incorporating a microwave antenna
The catheter constitutes a single integrated structural unit comprising a first tubular balloon-supporting structure having a given outer diameter and a second structure inserted therein comprising...
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6223085 |
Device and method for preventing restenosis
A method and apparatus for reducing restenosis of a stenotic region of a blood vessel after performing a dilatation angioplasty treatment is disclosed. The method includes radiating microwave...
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6221094 |
Resonant frequency therapy device
A generator of a complex energy wave, having audio, radio and light components, including an audio frequency oscillator, a radio frequency transmitter, a radio frequency amplifier, an antenna...
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6208903 |
Microwave applicator
An apparatus and method for non-invasive removal of target tissues is disclosed. The apparatus includes a microwave applicator antenna element array for introducing a plurality of cylindrical,...
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6198963 |
Position confirmation with learn and test functions
Verification apparatus (32), for verifying the location of an object (22) in a patient's body (20), the apparatus having learn and test modes and including a receiver (76), which receives signals...
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6188930 |
Method and apparatus for providing localized heating of the preoptic anterior hypothalamus
A method and system to provide for the controlled heating of the preoptic anterior hypothalamus (POAH) for patients receiving such treatment. The system employs a catheter device which may be...
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6163726 |
Selective ablation of glandular tissue
The invention features a method for selectively ablating tumor-forming, glandular tissue in a breast by exposing the breast to microwave radiation that ablates glandular tissue while avoiding...
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6148236 |
Cancer treatment system employing supplemented thermal therapy
A system for treatment of a target volume of cancerous tissue comprises a probe carrying a microwave antenna positioned in a body cavity proximate the target volume. At least one energy-emitting...
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6138681 |
Alignment of external medical device relative to implanted medical device
The alignment and positioning of an external device relative to an internal device is indicated on a display and/or by an acoustical signal. In the disclosed application, the external device...
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6134476 |
Transcatheter antenna for microwave treatment
Method and apparatus are provided for propagating microwave energy into heart tissues to produce a desired temperature profile therein at tissue depths sufficient for thermally ablating...
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6119045 |
Device for maintaining a passage for urine through the prostate
A device for maintaining a passage through the prostate gland (13) after treatment of a catheter (10) inserted through the urethra into the prostate gland, the catheter (10) being provided with...
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