| Patent application number | Description | Published |
|---|
| 20090237673 | Spectral Domain Phase Microscopy (SDPM) Dual Mode Imaging Systems and Related Methods and Computer Program Products - Some embodiments of the present invention provide optical coherence tomography systems including an OCT engine and a processor. The OCT engine is configured to provide both standard OCT imaging and spectral domain phase microscopy (SDPM) imaging. The processor is coupled to the OCT engine and is configured to use a first signal processing method when the OCT engine is configured to provide standard OCT imaging and a second signal processing method when the OCT engine is configured to provide SDPM imaging. Related methods and computer program products are also provided. | 09-24-2009 |
| 20090268020 | Optical Coherence Tomography (OCT) Imaging Systems for Use in Pediatric Ophthalmic Applications and Related Methods and Computer Program Products - Optical coherence tomography (OCT) imaging systems for imaging an eye are provided including a source having an associated source arm path and a reference arm having an associated reference arm path coupled to the source path, the reference arm path having an associated reference arm path length. A sample having an associated sample arm path coupled to the source arm and reference arm paths is provided. A reference arm path length adjustment module is coupled to the reference arm. The reference arm path length adjustment module is configured to automatically adjust the reference arm path length such that the reference arm path length is based on an eye length of the subject. Related methods and computer program products are also provided. | 10-29-2009 |
| 20090268161 | OPTICAL COHERENCE TOMOGRAPHY (OCT) IMAGING SYSTEMS HAVING ADAPTABLE LENS SYSTEMS AND RELATED METHODS AND COMPUTER PROGRAM PRODUCTS - OCT imaging systems are provided for imaging a spherical-type eye including a source having an associated source arm path and a reference arm having an associated reference arm path coupled to the source path. The reference arm path has an associated reference arm path length. A sample is also provided having an associated sample arm path coupled to the source arm and reference arm paths. A lens having a focal power optimized for a diameter of the spherical-type eye is provided along with a reference arm path length adjustment module coupled to the reference arm. The reference arm path length adjustment module is configured to automatically adjust the reference arm path length such that the reference arm path length is based on an eye diameter of the subject. | 10-29-2009 |
| 20090316160 | OPTICAL COHERENCE IMAGING SYSTEMS HAVING A REDUCED EFFECTIVE LINEWIDTH AND METHODS OF USING THE SAME - Frequency domain optical coherence imaging systems have an optical source, an optical detector and an optical transmission path between the optical source and the optical detector. The optical transmission path between the optical source and the optical detector reduces an effective linewidth of the imaging system. The optical source may be a broadband source and the optical transmission path may include a periodic optical filter. | 12-24-2009 |
| 20100014081 | Volume Phase Grating Spectrometers and Related Methods and Systems - A Spectrometer is provided including a camera and an axial symmetric camera mount configured to receive the camera and to rotate. The spectrometer furthers include an input for providing optical radiation to a spectrometer system; a diffraction grating for dispersing the optical radiation along a prescribed plane; at least one lens for focusing wavelength-dispersed light onto at least one array of a detector of optical radiation, wherein the camera has at least one linear array of elements for detecting optical radiation; a mechanical housing, wherein the axial symmetric camera mount is configured to couple the camera to the mechanical housing; and a means for rotating the camera coupled to the mechanical housing about an axis. Related systems and methods are also provided. | 01-21-2010 |
| 20100225925 | Methods, Systems and Computer Program Products for Optical Coherence Tomography (OCT) Using Automatic Dispersion Compensation - Methods, systems and computer program products for generating parameters for software dispersion compensation in optical coherence tomography (OCT) systems are provided. Raw spectral interferogram data is acquired for a given lateral position on a sample and a given reference reflection. A trial spectral phase corresponding to each wavenumber sample of the acquired spectral interferogram data is postulated. The acquired raw spectral data and the postulated trial spectral phase data are assembled into trial complex spectrum data. Trial A-scan data is computed by performing an inverse Fourier transform on the trial complex spectrum data and determining the magnitude of a result. | 09-09-2010 |
| 20100231917 | Methods and Systems for Removing Undesired Artifacts in Fourier Domain Optical Coherence Tomography (FDOCT) Systems Using Continuous Phase Modulation and Related Phase Modulators - Methods, fourier domain optical coherence tomography (FDOCT) interferometers and computer program products are provided for removing undesired artifacts in FDOCT systems using continuous phase modulation. A variable phase delay is introduced between a reference arm and a sample arm of an FDOCT interferometer using continuous phase modulation. Two or more spectral interferograms having different phase delay integration times are generated. The spectral interferograms are combined using signal processing to remove the undesired artifacts. Systems and methods for switching between stepped and continuous phase shifting Fourier domain optical coherence tomography (FDOCT) and polarization-sensitive optical coherence tomography (PSOCT) are also provided herein. | 09-16-2010 |
| 20100315592 | Optical Coherence Imaging Systems Having a Mechanism for Shifting Focus and Scanning Modality - Some embodiments of the present invention provide adapters for use in posterior imaging systems. The adapters include lens set configured to adapt the posterior imaging system to operate as an anterior imaging system. Related optical coherence tomography systems and anterior imaging systems are also provided herein. | 12-16-2010 |
| 20100321636 | Optical Coherence Imaging Systems Having a Mechanism for Shifting Focus and Scanning Modality and Related Adapters - Some embodiments of the present invention provide adapters for use in posterior imaging systems. The adapters include lens set configured to adapt the posterior imaging system to operate as an anterior imaging system. Related optical coherence tomography systems and anterior imaging systems are also provided herein. | 12-23-2010 |
| 20110001928 | Systems for Imaging Structures of a Subject and Related Methods - Systems for imaging structures of a subject are provided. The subject has an optical axis, a pupil, and a nodal point. The system includes an image capture device; a first structure including a mount for the subject to be imaged by the image capture device, the first structure providing at least two rotational degrees of freedom; a second structure including a mount for the image capture device, the second structure providing at least two translational degrees of freedom; and a means for aligning the image capture device in relation to the optical axis, the pupil, and the nodal point of the subject. | 01-06-2011 |
| 20110075946 | Methods, Systems and Computer Program Products for Analyzing Three Dimensional Data Sets Obtained from a Sample - Methods of analyzing three dimensional data sets obtained from a sample over time are provided. The methods include aligning first and second volume intensity projection (VIP) images based on at least one landmark in the first and second VIP images. The first and second VIP images are obtained from a first three dimensional data set obtained from the sample at a first time and a second three dimensional data set obtained from the sample at a second time, respectively. | 03-31-2011 |
| 20110096291 | Systems for Extended Depth Fourier Domain Optical Coherence Tomography (FDOCT) and Related Methods - Systems for extended depth frequency domain optical coherence tomography are provided including a detection system configured to sample spectral elements at substantially equal frequency intervals, wherein a spectral width associated with the sampled spectral elements is not greater than one-half of the frequency interval. Related methods are also provided herein. | 04-28-2011 |
| 20110102802 | Systems for Comprehensive Fourier Domain Optical Coherence Tomography (FDOCT) and Related Methods - Optical coherence tomography systems for imaging a whole eye are provided including a sample arm including focal optics that are configured to rapidly switch between at least two scanning modes in less than about 1.0 second. | 05-05-2011 |
| 20110150293 | Methods, Systems and Computer Program Products for Biometric Identification by Tissue Imaging Using Optical Coherence Tomography (OCT) - Optical coherence tomography (OCT) imaging systems for imaging uniquely identifiable structure are provided including a source having an associated source arm path and having an associated reference arm path coupled to the source path, the reference arm path having an associated reference arm path length. A sample having an associated sample arm path coupled to the source arm and reference arm paths is provided. Processing methods to convert the depth-dependent image data to a uniquely identifiable code are provided. Related methods and computer program products are also provided. | 06-23-2011 |
| 20110160576 | Methods, Systems and Computer Program Products for Diagnosing Conditions Using Unique Codes Generated from a Multidimensional Image of a Sample - Methods of providing a diagnosis using a digital code associated with an image are provided including collecting a multidimensional image, the multidimensional image having at least two dimensions; extracting a two dimensional subset of the multidimensional image; reducing the multidimensional image to a first code that is unique to the multidimensional image based on the extracted two dimensional image; comparing the first unique code associated with the subject to a library of reference codes, each of the reference codes in the library of reference codes being indicative of a class of objects; determining if the subject associated with the first unique code falls into at least one of the classes of objects associated with the reference codes based on a result of the comparison; and formulating a diagnostic decision based on the whether the first unique code associated with the subject falls into at least one of the classes associated with the reference code. Related systems and computer program products are also provided herein. | 06-30-2011 |
