MAUNA KEA TECHNOLOGIES Patent applications |
Patent application number | Title | Published |
20150265153 | APPARATUS AND METHOD FOR BRAIN FIBER BUNDLE MICROSCOPY - An intracranial implant to position a fiber bundle to a specified region of a brain of an animal. The implant may include a base support to be fixed to a skull of the animal over an orifice drilled in the skull, a hollow conduit arranged through the base support to guide the fiber bundle to the brain of the animal through the drilled orifice and a first locking member arranged on the base support, to cooperate with a ferrule of the fiber bundle, the first locking member configured to lock the fiber bundle to the specified region of the brain of the animal. | 09-24-2015 |
20150057499 | MINIATURIZED SCANNING SYSTEM - A miniaturized scanning system to generate movement of a flexible device positioned at a distal part of a medical tool. The miniaturized scanning system includes an inner shaft with a longitudinal axis, adapted to guide said flexible device along the longitudinal axis, an abutment comprising an external surface and adapted to maintain said device, and a pusher mechanism adapted to engage with said abutment. The miniaturized scanning system includes at least one end portion adapted to contact said external surface of the abutment at a contact point, wherein said end portion is configured to translate along said longitudinal axis of the inner shaft and wherein the translation of said end portion results in a bending of the device in a bending plane defined by the longitudinal axis of the inner shaft and said contact point. | 02-26-2015 |
20140207150 | ENDOSCOPIC INSTRUMENT WITH SUPPORT FOOT - The invention relates to an endoscopic instrument ( | 07-24-2014 |
20140117207 | CONTINUOUS AND REAL-TIME CALIBRATION OF FIBER-BASED MICROSCOPIC IMAGES - According to a first aspect, the invention relates to a method for processing images acquired by means image detectors with non-uniform transfer functions and irregular spatial locations, comprising: accumulating data from multiple images; defining an affinity graph linking individual detectors that measure related signal; performing statistical analysis on the accumulated data from the linked detectors; and solving a system constructed from the results of the statistical analysis to estimate each detector transfer function, the set of which compose a calibration of an imaging system. | 05-01-2014 |
20120184842 | METHOD, AN OPTICAL PROBE AND A CONFOCAL MICROSCOPY SYSTEM FOR INSPECTING A SOLID ORGAN - A method to inspect a solid organ in a subject includes introducing a needle in a predetermined area of the solid organ, inserting an optical probe through a lumen of the needle, and imaging the predetermined area using the optical probe. An optical probe to inspect a solid organ in a subject, the optical probe being intended to be positioned in the solid organ through a needle, the optical probe includes an optical fiber bundle, a ferule to protect the distal tip of the optical fiber bundle, the ferule comprising a shank and a head, and a sheath wrapping the fiber bundle and the shank, wherein the head of the ferule has a length adapted for the optical probe to image the solid organ while keeping the sheath inside the needle. | 07-19-2012 |
20120123236 | APPARATUS AND METHOD FOR BRAIN FIBER BUNDLE MICROSCOPY - An intracranial implant to position a fiber bundle to a specified region of a brain of an animal. The implant may include a base support to be fixed to a skull of the animal over an orifice drilled in the skull, a hollow conduit arranged through the base support to guide the fiber bundle to the brain of the animal through the drilled orifice and a first locking member arranged on the base support, to cooperate with a ferrule of the fiber bundle, the first locking member configured to lock the fiber bundle to the specified region of the brain of the animal. | 05-17-2012 |
20120035484 | USE OF A SYSTEM FOR IMAGING BY FIBER-OPTIC CONFOCAL FLUORESCENCE IN VIVO IN SITU, SYSTEM AND METHOD FOR IMAGING BY FIBER-OPTIC CONFOCAL FLUORESCENCE IN VIVO IN SITU - A method for imaging a tissue includes collecting a light signal from at least part of said tissue, using a fiber optic probe for fluorescence imaging, wherein the fiber optic probe comprises a plurality of optic fibers, and wherein a distal tip of the fiber optic probe is placed at a distance from said tissue, said imaging being made confocal at a proximal tip of said fiber optic probe. A fluorescence imaging system includes an endoscope equipped with a working channel, in which a fiber optic probe has been inserted, wherein the fiber optic probe is movable between a retracted position and at least one position of extension, said fiber optic probe comprising a plurality of optic fibers for performing imaging of a tissue, said imaging being confocal via a processor located at a proximal tip of said fiber optic probe. | 02-09-2012 |
20110317963 | CONNECTOR FOR A FIBER PROBE AND A FIBER PROBE ADAPTED TO SAID CONNECTOR - A connector to connect a fiber bundle probe to a light injection module including a tightening cam having an opening of a specified shape adapted to receive the fiber bundle probe, a cam driving coupled to the tightening cam, wherein the tightening cam is configured to translate in response to rotation of the cam driving until the tightening cam is blocked, at least one spring extending between the tightening cam and the cam driving, wherein the at least one spring is configured to resist when the cam driving is actuated by rotation and the tightening cam is blocked, and a locking mechanism to lock the cam driving into a selected position. | 12-29-2011 |
20110274325 | METHOD AND SYSTEM FOR PROCESSING IMAGES ACQUIRED IN REAL TIME THROUGH A MEDICAL DEVICE - A method for processing images acquired in real time through a medical device, said images being loaded into a buffer, comprising the steps of: stopping the loading of the images into the buffer, processing loaded images using an incremental algorithm, displaying successively intermediate results of the processing, resuming the loading and stopping the processing based on an evaluation of said intermediate results. | 11-10-2011 |
20110261262 | ROBUST MOSAICING METHOD, NOTABLY WITH CORRECTION OF MOTION DISTORTIONS AND TISSUE DEFORMATIONS FOR A VIVO FIBERED MICROSCOPY - The present invention concerns a mosaicing method taking into account motion distortions, irregularly sampled frames and non-rigid deformations of the imaged tissue. The invention relates to a method for mosaicing frames from a video sequence acquired from a scanning device such as a scanning microscope, the method comprising the steps of:
| 10-27-2011 |
20110254980 | IMAGE PROCESSING METHOD AND APPARATUS - A method to process an image acquired through an optical-fiber guide includes acquiring a first reference image through the optical-fiber guide, acquiring a second calibration image through the optical-fiber guide, spatially identifying each fiber of the optical-fiber guide of the second calibration image in a first detection map, acquiring a recalibration image through the optical-fiber guide, determining a geometrical transformation to make the recalibration image coincide with the first reference image, deriving a new detection map spatially identifying each fiber of the optical-fiber guide of the recalibration image, wherein the new detection map is derived using the geometrical transformation and the first detection map, and individually processing zones of an acquired image corresponding to each fiber of the optical-fiber guide using the new detection map. | 10-20-2011 |
20110133101 | MODULAR IMAGING SYSTEM, MODULES FOR THIS SYSTEM AND METHOD IMPLEMENTED USING THIS SYSTEM - An imaging device including an illumination module including at least one emitter for emitting at least one excitation beam, a scanning and injection module including an image guide, a proximal end and a distal end of which are linked by a plurality of optical fibers, and a scanning and injection optical system configured to alternately inject the at least one excitation beam into an optical fiber of the image guide from the proximal end of the image guide, and a detection module including at least one detector for detecting at least one luminous flux collected at the distal end of the image guide. At least one of the illumination module and the detection module is optically conjugated with the scanning and injection module by a conjugating optical fiber. | 06-09-2011 |
20110015529 | METHYLENE BLUE BASED FIBRED FLUORESCENCE MICROSCOPY - The invention relates to a method for the fabric using an acquisition system that includes at acquisition of in-vivo fluorescence imaging from a least one optical fibre exciting the fabric by scanning light beam. According to the invention, the system is used to detect fluorescence signals emitted by the Methylene Blue present in the fabric. | 01-20-2011 |
20100234686 | ENDOSCOPY DEVICE AND METHOD FOR SIMULTANEOUS OBSERVATION OF SEVERAL ZONES OF INTEREST - An endoscopy device includes several light guides ( | 09-16-2010 |
20100168610 | MULTI-PURPOSE BIOPSY FORCEPS - A method to perform an endoscopic biopsy includes deploying a mechanical forceps through an accessory channel of an endoscope assembly, deploying an optical probe through the accessory channel to an area of investigation, optically evaluating tissue at the area of investigation, actuating the mechanical forceps to grasp a sample of the tissue, and retrieving the mechanical forceps and the optical probe through the accessory channel of the endoscope assembly. A biopsy apparatus includes a delivery conduit, an optical probe configured to investigate the tissue upon a distal end of an optical conduit extending through the delivery conduit, and a forceps assembly slidably engaged over the optical conduit, the forceps assembly comprising jaws configured to operate between a closed position and at least one open position, wherein the jaws of the forceps are urged into the closed position as the forceps are retracted within the delivery conduit. | 07-01-2010 |
20090240143 | METHOD AND AN OPTICAL PROBE FOR IN VIVO IMAGING OF A MUCOSA IN A BILIARY OR PANCREATIC SYSTEM AND A METHOD FOR SELECTIVELY OPERATING A TISSUE SAMPLING OF A MUCOSA IN A BILIARY OR PANCREATIC SYSTEM - A method for observing a mucosa of a biliary or pancreatic system in a subject includes positioning a optical probe in contact with said mucosa, wherein the optical probe accesses the biliary or pancreatic system using a working channel of an endoscope inserted orally in the subject. An optical probe to be used with a fiber optic microscope for in vivo observation includes an optical fiber bundle, a miniaturized objective connected coaxially at a distal tip of the optical fiber bundle, wherein the optical fiber bundle and the miniaturized objective each have a diameter of less than 1.2 mm such that said optical probe can access a biliary or pancreatic system using a working channel of an endoscope inserted orally. | 09-24-2009 |
20090097806 | MODULAR IMAGING SYSTEM, MODULES FOR THIS SYSTEM AND METHOD IMPLEMENTED USING THIS SYSTEM - An imaging device includes an illumination module comprising at least one emitter for emitting at least one excitation beam; a scanning and injection module comprising an image guide, a proximal end and a distal end of which are linked by a plurality of optical fibers; a scanning and injection optical system configured to alternately inject the at least one excitation beam into an optical fiber of the image guide from the proximal end of the image guide; a detection module comprising a detector for detecting a luminous flux collected at the distal end of the image guide, wherein at least one of the illumination module and the detection module is optically conjugated with the scanning and injection module using a conjugating optical fiber. | 04-16-2009 |
20090023999 | Miniature optical head with integrated scanning for producing a homogeneous image and confocal imaging system using said head - A miniature confocal optical head ( | 01-22-2009 |