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Class 607/103 - Electromagnetic induction


Subclass of Class 607 - Surgery: light, thermal, and electrical application
Definition: Subject matter wherein heating is accomplished by means having electric or
No. of patents: 40
Last issue date: 03/20/2012


NumberTitleIssue Date
8140169Induction heating for the delivery of thermal therapy
An induction heating apparatus includes a first interventional device and a second interventional device. The first interventional device includes an electrically conductive material. The first interventional device is adapted for implantation inside a body and for ...
03/20/2012
7920926Method and apparatus for carrying out the controlled heating of tissue in the region of dermis
Implant apparatus and method for effecting a controlled heating of tissue within the region of dermis of skin. The heater implants are configured with a thermally insulative generally flat support functioning as a thermal barrier. One surface of this thermal barrier...
04/05/2011
7729778System, method and apparatus for evaluating tissue temperature
Method, system and apparatus for monitoring target tissue temperatures wherein temperature sensors are configured as passive resonant circuits each with a unique resonating signature at monitoring temperatures extending below a select temperature setpoint. The reson...
06/01/2010
7684871System, method and apparatus for evaluating tissue temperature
Method, system and apparatus for monitoring target tissue temperatures wherein temperature sensors are configured as passive resonant circuits each with a unique resonating signature at monitoring temperatures extending below a select temperature setpoint. The reson...
03/23/2010
7613523Aesthetic thermal sculpting of skin
Method, system and apparatus for carrying out a controlled heating of dermis to achieve a percentage of linear collagen shrinkage. Implants are employed which preferably are configured as a thermal barrier defining support of an outwardly disposed support surface wh...
11/03/2009
7567843System method and apparatus for localized heating of tissue
System method and apparatus for accurately carrying out the in situ heating of a targeted tissue. Small implants are employed with the targeted tissue which exhibit an abrupt change of magnetic permeability at an elected Curie temperature. The permeability state of ...
07/28/2009
7447550System method and apparatus for localized heating of tissue
System method and apparatus for accurately carrying out the in situ heating of a targeted tissue. Small implants are employed with the targeted tissue which exhibit an abrupt change of magnetic permeability at an elected Curie temperature. The permeability state of ...
11/04/2008
7370656Method and arrangement for influencing magnetic particles and detecting interfering material
The invention relates to a method and an arrangement for influencing magnetic particles in a region of action. Methods and arrangements of this kind can be used to determine the spatial distribution of magnetic particles in the region of action or to heat up the mag...
05/13/2008
7351194Arrangement for influencing magnetic particles
An arrangement for influencing magnetic particles in a region of action with the help of an arrangement for generating magnetic fields, by which there is generated a spatially inhomogeneous magnetic field having at least one zone in which the magnetization of the pa...
04/01/2008
7342491Human body monitoring system
The present invention provides a human body monitoring system capable of monitoring a human body by checking various parameters and also reporting health impairment such as sudden illness and emergency such as a crime to a prespecified contact address. A monitoring ...
03/11/2008
7320664Reducing discomfort caused by electrical stimulation
The invention is directed to a novel method for reducing discomfort caused by transcutaneous stimulation. The novel method includes providing transcutaneous stimulation, reducing the transcutaneous stimulation at a first location, and substantially maintaining the t...
01/22/2008
7304277Resonator with adjustable capacitor for medical device
An apparatus, system and method of a resonator device with an adjustable capacitor for allowing the resonance frequency (F) of the resonator device to continue to be matched to the Larmor frequency of the MRI system. The resonator device includes an inductor coil, a...
12/04/2007
7300452Method for local heating by means of magnetic particles
The invention relates to a method as well as to a system for the local heating of a target region of an object by varying the magnetization of magnetic or magnetizable substances. A magnetic field is then generated whose magnetic field strength varies in space in su...
11/27/2007
7279664Resonator for medical device
A resonator device including an induction coil, a conductive member positioned adjacent the induction coil, and a dielectric layer between at least a portion of the induction coil and the conductive member to form a capacitor structure. In one embodiment, the conduc...
10/09/2007
7202667Anisotropic nanoparticle amplification of magnetic resonance signals
The reversible transverse susceptibility of magnetic nanoparticles is used to achieve magnetic flux amplification in magnetic resonance settings. Nanoparticles having substantially uniaxial or unidirectional magnetic anisotropy and a reversible transverse susceptibi...
04/10/2007
7153256Reducing discomfort caused by electrical stimulation
The invention is directed to a novel method for reducing discomfort caused by transcutaneous stimulation. The novel method includes providing transcutaneous stimulation, reducing the transcutaneous stimulation at a first location, and substantially maintaining the t...
12/26/2006
7147604High Q factor sensor
A sensor for wirelessly determining a physical property within a defined space comprises an electrical resonance and has a high quality factor Q. The quality factor Q is sufficiently high that a signal generated by the sensor can be received outside the defined spac...
12/12/2006
7133725Method and related composition employing nanostructures
A composition of microscopic devices utilizable in a medical diagnostic or therapeutic procedure. Each microscopic device includes a nanostructure provided with a ligand for effectively coupling the nanostructure to a predetermined chemical or molecular site. A medi...
11/07/2006
7104989RF ablation catheter including a virtual electrode assembly
A virtual ablation electrode assembly includes a non-conductive outer cap fitted over an inner electrode to form a fluid chamber between a cap inner surface and an exterior surface of the electrode. The inner electrode includes an interior fluid trunk and one or mor...
09/12/2006
6993394System method and apparatus for localized heating of tissue
System method and apparatus for accurately carrying out the in situ heating of a targeted tissue. Small implants are employed with the targeted tissue which exhibit an abrupt change of magnetic permeability at an elected Curie temperature. The permeability state of ...
01/31/2006
6895282Induction heating for the delivery of thermal therapy
An induction heating apparatus includes a first interventional device and a second interventional device. The first interventional device includes an electrically conductive material. The first interventional device is adapted for implantation inside a body and for ...
05/17/2005
6853865Apparatus for RF diathermy treatment
Systems for RF diathermy treatment are described. An apparatus includes an RF diathermy coil assembly, comprising: an elastically deformable garment; and a conductive coil assembly secured to the garment, including: a primary winding; and a secondary winding coupled...
02/08/2005
6850804System method and apparatus for localized heating of tissue
System method and apparatus for accurately carrying out the in situ heating of a targeted tissue. Small implants are employed with the targeted tissue which exhibit an abrupt change of magnetic permeability at an elected Curie temperature. The permeability state of ...
02/01/2005
6786904Method and device to treat vulnerable plaque
A method and device to treat cardiovascular vulnerable plaque is provided by heating an implanted structure placed adjacent to a vulnerable plaque tissue to conduct heat into the vulnerable plaque tissue for a period of time. In a preferred embodiment, the implanted...
09/07/2004
6635009Magnetic field applicator for heating magnetic substances in biological tissue
A magnetic field applicator to heat magnetic substances in biological tissue, having a magnetic yoke with two pole shoes across from each other and separated from each other by a distance that defines the magnetic field exposure volume produced by the app...
10/21/2003
6599234Heating of magnetic material by hysteresis effects
A magnetic material having a magnetic heating efficiency of at least 4.5×10-8 J.m/A.g in a cyclic magnetic field where the product of the amplitude and frequency of the applied field is less than or equal to 5×108 A/m.s, and the fr...
07/29/2003
6575893Magnetic field applicator for heating magnetic substances in biological tissue
A magnetic field applicator to heat magnetic substances in biological tissue, having a magnetic yoke with two pole shoes across from each other and separated from each other by a distance that defines the magnetic field exposure volume produced by the app...
06/10/2003
6577903Thermal sensor positioning in a microwave waveguide
A method of positioning on a microwave waveguide a sensor (20) including an elongate metallic element (23, 24) comprising: selecting a tubular waveguide (12); determining the general orientation of the magnetic field (3) generated during microwave transmi...
06/10/2003
6541039Nanoscale particles having an iron oxide-containing core enveloped by at least two shells
The invention relates to nanoscale particles suited especially for use in tumor therapy by hyperthermia. Said particles comprise a (preferably superparamagnetic) iron oxide-containing core and at least two shells surrounding said core. The (innermost) she...
04/01/2003
6497702Probe for skin high frequency treatment
The invention concerns a probe for applying a high frequency electromagnetic energy flux on the skin through a mixture of conductive gel and a treatment product, designed to cause the treatment product to penetrate into the skin. The probe is provided wit...
12/24/2002
6470220Diagnosis and treatment of cancers using in vivo magnetic domains
A method of detecting and treating tumors within a subject is disclosed together with a process for the non-invasive measurement of tissue temperature within a subject....
10/22/2002
6463336Active 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 skin of a patient for use in therapeutically treating soft t...
10/08/2002
6397107Apparatus for embolic treatment using high frequency induction heating
An apparatus for embolic treatment including a high frequency power source and at least one induction coil connected to the high frequency power source which is positioned around the vicinity of diseased vasculature of the body of a patient for generating...
05/28/2002
6241753Method for scar collagen formation and contraction
A method is disclosed for forming and contracting scar collagen below a tissue surface in a selected tissue site. An electromagnetic energy apparatus is provided and includes an electromagnetic energy source and a delivery device. The delivery device is p...
06/05/2001
6167313Targeted hysteresis hyperthermia as a method for treating diseased tissue
A method for site specific treatment of diseased tissue in a patient, comprising the steps of: (i) selecting at least a magnetic material which has a magnetic heating efficiency of at least about 4.5×10-8 J.m./A.g, when magnetic field conditio...
12/26/2000
5916215Inductively coupled electrosurgical trocar
In the present invention, a surgical trocar is adapted to inductively couple electrosurgical energy to specially adapted cordless electrosurgical instruments. In one embodiment of the present invention, an electrosurgical trocar includes a cannula, an ind...
06/29/1999
5782897Microwave heating apparatus for rapid tissue fixation
Microwave heating apparatus for fixating tissue comprises an electrically conductive waveguide structure having opposite first and second walls each of which has opposite first and second ends and a longitudinal centerline. A body of non-magnetic dielectr...
07/21/1998
5197940Local application tumor treatment apparatus
Disclosed is apparatus and method for treating prostate tumors. The apparatus includes a platform on which the patient may be seated. An electromagnetic coil is disposed beneath the platform and creates a field that acts on thermoseeds placed in the tumor...
03/30/1993
4887614Medical electrode device
A medical electrode device comprises a flexible bag-like member which is formed on the side in direct contact with a living body and to and from which is charged and discharged a cooling medium, and a flexible electrode secured to the bag-like member, whe...
12/19/1989
4527550Helical coil for diathermy apparatus
A deep-heating diathermy apparatus consisting of a hollow tube adapted to receive a part of the body, or other dielectric material to be treated. An rf coil coaxially surrounds the tube and is driven by an rf generator. The total wire length of the coil i...
07/09/1985
 
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