Patent application number | Description | Published |
20080214887 | Brachytherapy apparatus and method using off-center radiation source - A brachytherapy applicator and method of use involve source guides that assume a desired curving, non-linear configuration. A flexible source catheter follows the shape of the source guides when inserted therein. Radiation dose received in various tissue areas can be better controlled using the invention, and the ratio of cavity surface dose to prescription depth dose can be lowered. With sequential manipulation of the source via movement of the catheter, the applicator can deliver radiotherapy to a treatment plan with local variation to prevent overdose, through either stepped or continuous movement of the source. Source guides can be fixed in position and arranged in bowed configuration around a generally central balloon axis, either attached to the balloon wall or not, and the series of off-center guides can be used to shape the dose delivered. | 09-04-2008 |
20090112046 | Brachytherapy Apparatus and Method Using Rotating Radiation Source - A brachytherapy applicator and method of use involve a source guide that assumes a desired curving, non-linear configuration when inserted into an inflated balloon of the applicator. A flexible source catheter follows the shape of the source guide when inserted into the balloon. Radiation dose received in various tissue areas can be better controlled using the invention, and the ratio of cavity surface dose to prescription depth dose can be lowered. With rotation of the curving source guide coupled with translation of the source via longitudinal movement of the catheter, the applicator can approximate a spherical source, through either stepped or continuous movement of the source and source guide. | 04-30-2009 |
20090154646 | DELIVERY SYSTEM FOR RADIATION THERAPY - A small tabletop stationary five-degree of freedom device such as a “robot” is used to define the treatment region by tracing the region under direct visualization and then to precisely deliver the treatment plan created by an automatic planning system by positioning a single low energy radiation source, or a plurality of low energy sources connected to each other in a predetermined parallel or similar geometry, each source equipped with blocking and attenuation mechanisms, at a plurality of positions in a planar fashion across or through a selected treatment field, thereby delivering a plurality of parallel overlapping beams indexed on a millimeter or submillimeter grid such that a concentration of dose is achieved at a variable depth in tissue relative to the dose where the radiation first enters the tissue and can be used to treat regions on or below the surface of tissue, in a cavity and underlying region created following a surgical resection, on or below the surface of an internal cavity, hollow viscus, or lumen, or deep in tissue adjacent to an inserted probe or conduit or catheter. By generating a plurality of overlapping beams indexed on a millimeter or submillimeter grid that converge on a target volume loaded with gold nanoparticles, a tumorcidal dose of radiation can be delivered in as little as a single session to tumor cells but not to normal cells within or outside the treatment volume. This approach also makes it possible to deliver serial radiosurgical treatments. | 06-18-2009 |
20090306498 | Systems and Methods for Improving Follicular Unit Harvesting - Tools and methods are provided for dissecting and/or removing biological units, such as hair follicles, from the body surface based on the images both above and below a body surface to reduce potential damage to the removed biological unit. The invention may be used in fully automated systems and also in a hand-held devices and systems. A system may produce a series of three-dimensional images of the body surface indicating follicular unit size, shape, position, and orientation both above and below the skin surface. The images may be utilized by an automated follicular unit harvesting tool, or maybe stored for later use. Imaging techniques include devices that sense light in the visible or infrared spectrums, optical coherence tomography, and ultrahigh frequency ultrasound. | 12-10-2009 |
20120323109 | Photon Measurement Method and Apparatus - A system and method for measuring photons utilizing a low-power light source modulated with a code sequence to interrogate a sample of interest. Preferably a portion of the scattered light from the sample is detected by a photo-detector. A correlation of the photo-detector signal and the code sequence produces an estimate of the distribution of flight times for photons traveling from the source to the detector. | 12-20-2012 |
20140121479 | SYSTEM AND METHOD FOR PREVENTION OF DIABETIC FOOT ULCERS - The present invention pertains to a device and method for imaging of a human foot including a transmissive sheet with an upper surface configured to accommodate a sole of the foot, a light source positioned below the sheet for emitting light toward the sheet, and an optical path controller in the sheet or coupled to the sheet for altering a path of the light causing internal reflection of the light toward a predetermined region of the foot. The image can be analyzed for a predetermined characteristic associated with a human patient, and determination made whether the characteristic in the image matches the patient. Brightness in the image can be analyzed for tissue moisture information. | 05-01-2014 |
20140121532 | SYSTEM AND METHOD FOR PREVENTION OF DIABETIC FOOT ULCERS - The present invention pertains to a device and method for monitoring of human feet including a transmissive sheet configured to bear at least 90 kg supported at a height of no more than 23 cm and having a foot image capture system below the sheet wherein an optical image sensor can capture a field of view including at least 250 cm | 05-01-2014 |
Patent application number | Description | Published |
20110066014 | METHOD AND APPARATUS FOR CEREBRAL OXIMETRY - The present invention pertains to a method and apparatus for cerebral oximetry. A modulated optical signal based on a digital code sequence is transmitted to the human brain. A temporal transfer characteristic is derived from the modulated optical signal. Oxygen level in the brain is determined based on the temporal transfer characteristic. | 03-17-2011 |
20110118572 | METHOD AND APPARATUS FOR TOTAL HEMOGLOBIN MEASUREMENT - The present invention pertains to a method and apparatus for total hemoglobin measurement. A modulated optical signal based on a digital code sequence is transmitted to human tissue. A temporal transfer characteristic is derived from the modulated optical signal. Total hemoglobin is determined based on the temporal transfer characteristic. | 05-19-2011 |
20110118575 | METHOD AND APPARATUS FOR PRESSURE SORE DETECTION - The present invention pertains to a method and apparatus for pressure sore detection. A modulated optical signal based on a digital code sequence is transmitted to human tissue. A temporal transfer characteristic is derived from the modulated optical signal. Tissue characteristics is determined based on the temporal transfer characteristic. | 05-19-2011 |
20110228898 | INVERSE GEOMETRY VOLUME COMPUTED TOMOGRAPHY SYSTEMS - The present invention pertains to an apparatus and method for inverse geometry volume computed tomography medical imaging of a human patient. A plurality of x-ray sources for producing x-ray radiation are used. The gaps between the x-ray sources is less than 20 cm. A collimator located between the plurality of x-ray sources and the human patient is also used. A detector is also used. | 09-22-2011 |
20110228899 | INVERSE GEOMETRY VOLUME COMPUTED TOMOGRAPHY SYSTEMS - The present invention pertains to an apparatus and method for inverse geometry volume computed tomography medical imaging of a human patient. A plurality of stationary x-ray sources for producing x-ray radiation are used. A rotating collimator located between the plurality of x-ray sources and the human patient is also used. A rotating detector can also be used. | 09-22-2011 |
20120014501 | REAL-TIME TOMOSYNTHESIS GUIDANCE FOR RADIATION THERAPY - The present invention pertains to an apparatus and method for delivering radiation to a human patient or other mammal. A scanning electron beam x-ray source is used and the detector can be a photon counting detector. The area of the detector is less than the area of field of view in the patient. Tomosynthesis can be used to generate images and images can be produced rapidly in real time. | 01-19-2012 |
20120033790 | METHOD AND APPARATUS FOR RADIATION RESISTANT IMAGING - The present invention pertains to an apparatus and method for radiation resistant medical imaging. A scanning beam x-ray source and x-ray detector are used. A detector shield is utilized to shield the x-ray detector from radiation. | 02-09-2012 |
20120093293 | DELIVERY SYSTEM FOR RADIATION THERAPY - A device is used to precisely deliver the treatment plan created by an automatic planning system by positioning a single low energy radiation source, or a plurality of low energy sources connected to each other, in a predetermined parallel, planar, or similar geometry, each source equipped with blocking and attenuation mechanisms, thereby delivering a plurality of parallel overlapping beams indexed on a millimeter or submillimeter grid such that a concentration of dose is achieved at a variable depth in tissue relative to the dose where the radiation first enters the tissue. A plurality of overlapping beams indexed on a millimeter or submillimeter grid can converge on a target volume loaded with gold nanoparticles to deliver a tumorcidal dose of radiation in as little as a single session to tumor cells but not to normal cells or to deliver serial radiosurgical treatments. | 04-19-2012 |
20120130257 | METHOD AND APPARATUS FOR TISSUE MEASUREMENT POSITION TRACKING AND DEPTH ADJUSTMENT - The present invention pertains to a method and apparatus for pressure sore detection. A modulated optical signal based on a digital code sequence is transmitted to human tissue. A temporal transfer characteristic is derived from the modulated optical signal. Tissue characteristics is determined based on the temporal transfer characteristic. | 05-24-2012 |
20130003931 | METHOD AND APPARATUS FOR LOCALIZED X-RAY RADIATION TREATMENT - The present invention pertains to a system for electronic brachytherapy wherein a layer of target material can produce reflection and transmission X-rays when struck by electrons from a cathode. An alternative system can have a fixed-size containment structure around a miniature X-ray source, with X-ray attenuating coolant fluid between the source and containment structure. A balloon can be around the fixed-size containment structure and can be inflated with an X-ray inert gas. | 01-03-2013 |
20130035569 | METHOD AND APPARATUS FOR HEMOMETRY - The present invention pertains to a method and apparatus for hemometry in humans. Pressure is applied proximal to a target area in human tissue. A modulated optical signal based on a digital code sequence is transmitted to the target area. A temporal transfer characteristic is derived from the modulated optical signal. Concentration of an analyte is determined based on the temporal transfer characteristic. | 02-07-2013 |
20130338458 | METHOD AND APPARATUS FOR TOTAL HEMOGLOBIN MEASUREMENT - The present invention pertains to a method and apparatus for total hemoglobin measurement. A modulated optical signal based on a digital code sequence is transmitted to human tissue. A temporal transfer characteristic is determined from the modulated optical signal. Total hemoglobin is determined based on the temporal transfer characteristic. | 12-19-2013 |
20140079181 | INVERSE GEOMETRY VOLUME COMPUTED TOMOGRAPHY SYSTEMS - The present invention pertains to an apparatus and method for inverse geometry volume computed tomography medical imaging of a human patient. A plurality of stationary x-ray sources for producing x-ray radiation are used. A rotating collimator located between the plurality of x-ray sources and the human patient is also used. A rotating detector can also be used. | 03-20-2014 |
20140148662 | Tissue Oximetry Probe with Tissue Marking Feature - An intraoperative tissue oximetry device includes a tissue marker that includes one or more pens or one or more similar ink sources, such that the tissue marker can mark tissue according to oxygen saturation measurements made by the tissue oximetry device, thereby visually delineating regions of potentially viable tissue from regions of potentially nonviable tissue. | 05-29-2014 |
20140205067 | DELIVERY SYSTEM FOR RADIATION THERAPY - A device is used to precisely deliver the treatment plan created by an automatic planning system by positioning a single low energy radiation source, or a plurality of low energy sources connected to each other, in a predetermined parallel, planar, or similar geometry, each source equipped with blocking and attenuation mechanisms, thereby delivering a plurality of parallel overlapping beams indexed on a millimeter or submillimeter grid such that a concentration of dose is achieved at a variable depth in tissue relative to the dose where the radiation first enters the tissue. A plurality of overlapping beams indexed on a millimeter or submillimeter grid can converge on a target volume loaded with gold nanoparticles to deliver a tumorcidal dose of radiation in as little as a single session to tumor cells but not to normal cells or to deliver serial radiosurgical treatments. | 07-24-2014 |
20140276775 | IDENTIFICATION OF SURGICAL SMOKE - A method includes assessing tumor margins and discriminating between tumor and non-tumor tissues by analyzing the compositional make-up of smoke produced during cautery resection of tissues. | 09-18-2014 |
20150049855 | METHOD AND APPARATUS FOR TOMOGRAPHIC X-RAY IMAGING AND SOURCE CONFIGURATION - The present invention pertains to an apparatus and method for inverse geometry volume computed tomography medical imaging of a human patient. A plurality of stationary x-ray sources for producing x-ray radiation are used. A rotating collimator located between the plurality of x-ray sources and the human patient is also used. A rotating detector can also be used. | 02-19-2015 |
20150055751 | METHOD AND APPARATUS FOR REDUCING X-RAY EXPOSURE - The present invention pertains to an apparatus and method for adaptive exposure in imaging systems. An x-ray source for producing x-ray radiation and an x-ray detector for measuring amount of x-ray radiation passing through the human patient and striking the detector can be used. A tomographic image of the human patient or a tomosynthetic image of the human patient can be generated. Region of interest filtering and equalization filtering can be utilized. Filtering can be accomplished with a mechanical shield or shutter or with electronic control of the x-ray source. | 02-26-2015 |
20150102214 | IDENTIFICATION OF SURGICAL SMOKE - A method includes assessing tumor margins and discriminating between tumor and non-tumor tissues by analyzing the compositional make-up of smoke produced during cautery resection of tissues. | 04-16-2015 |
20150313538 | IDENTIFICATION OF SURGICAL SMOKE - A method includes assessing tumor margins and discriminating between tumor and non-tumor tissues by analyzing the compositional make-up of smoke produced during cautery resection of tissues. | 11-05-2015 |
Patent application number | Description | Published |
20090054912 | Systems and Methods for Treating Septal Defects - A system for treating a septal defect having an implantable treatment apparatus and devices for delivering the implantable treatment apparatus, devices for controlling delivery of the treatment apparatus and methods for treating a septal defect are provided. The implantable treatment apparatus is preferably implantable through a septal wall or portion thereof. The treatment system can include a flexible elongate body member, a delivery device configured to deliver the implantable apparatus, and a proximal control device for controlling delivery of the implantable apparatus, among others. | 02-26-2009 |
20090318956 | Wire-Like And Other Devices For Treating Septal Defects And Systems And Methods For Delivering The Same - Systems, devices and methods for treating internal tissue defects, such as septal defects, with implantable devices are provided. In some exemplary embodiments, these devices include one or more wires coupled together. The device can include deflectable anchors for engaging the septal tissue. | 12-24-2009 |
20110093007 | SYSTEMS AND METHODS FOR TREATING SEPTAL DEFECTS - A system for treating a septal defect having an implantable treatment apparatus and devices for delivering the implantable treatment apparatus, devices for controlling delivery of the treatment apparatus and methods for treating a septal defect are provided. The implantable treatment apparatus is preferably implantable through a septal wall or portion thereof. The treatment system can include a flexible elongate body member, a delivery device configured to deliver the implantable apparatus, and a proximal control device for controlling delivery of the implantable apparatus, among others. | 04-21-2011 |
20120123468 | Wire-Like and Other Devices for Treating Septal Defects and Systems and Methods for Delivering the Same - Systems, devices and methods for treating internal tissue defects, such as septal defects, with implantable devices are provided. In some exemplary embodiments, these devices include one or more wires coupled together. The device can include deflectable anchors for engaging the septal tissue. | 05-17-2012 |
20120150220 | Systems and Methods for Treating Septal Defects - A system for treating a septal defect having an implantable treatment apparatus and devices for delivering the implantable treatment apparatus, devices for controlling delivery of the treatment apparatus and methods for treating a septal defect are provided. The implantable treatment apparatus is preferably implantable through a septal wall or portion thereof. The treatment system can include a flexible elongate body member, a delivery device configured to deliver the implantable apparatus, and a proximal control device for controlling delivery of the implantable apparatus, among others. | 06-14-2012 |