Abstract: Devices and systems as described herein is configured to sense a signal, such as a signal from an individual. In some embodiments, a signal is a magnetic field. In some embodiments, a source of a signal is an individual's organ, such as a heart muscle. A device or system, in some embodiments, comprises one or more sensors, such as an array of sensors configured to sense the signal. A device or system, in some embodiments, comprises a shield or portion thereof to reduce noise and enhance signal collection.

Abstract: A system and method for imaging tissue including an endoscope capable of illuminating tissue with white and near infrared light. The method includes detecting the fluorescence and displaying the detected fluorescence in combination with white light images.

Abstract: Provided are a medical image displaying apparatus and a medical image displaying method for registering an ultrasound image with a previously obtained medical image and outputting a result of the registration, the medical image displaying method including: transmitting ultrasound signals to an object and receiving ultrasound echo signals from the object via an ultrasound probe of the medical image displaying apparatus; obtaining a first ultrasound image based on the ultrasound echo signals; performing image registration between the first ultrasound image and a first medical image that is previously obtained; obtaining a second ultrasound image of the object via the ultrasound probe; obtaining a second medical image by transforming the first medical image to correspond to the second ultrasound image; and displaying the second medical image together with the second ultrasound image.

Abstract: An optical measurement system comprising an optical source configured for delivering sample light in an anatomical structure, such that the sample light is scattered by the anatomical structure, resulting in physiological-encoded signal light that exits the anatomical structure, an optical detector configured for detecting the physiological-encoded signal light, and a processor configured for acquiring a TOF profile derived from the physiological-encoded signal light, the initial TOF profile having an initial contrast-to-noise ratio (CNR) between a plurality of states of a physiological activity in the anatomical structure. The processor is further configured for applying one or more weighting functions to the initial TOF profile to generate a weighted TOF profile having a subsequent CNR greater than the initial CNR between the plurality of states of the physiological activity.

Abstract: An apparatus for estimating cardiovascular information includes: a main body; and a strap connected to the main body and formed to be flexible to be wrapped around an object, wherein the main body may include: a pulse wave measurer configured to measure, from the subject, a first pulse wave signal by using a first light of a first wavelength, and a second pulse wave signal by using a second light of a second wavelength, the first wavelength being different from the second wavelength; a contact pressure measurer configured to measure a contact pressure between the object and the pulse wave measurer; and a processor configured to extract a cardiovascular characteristic value based on the first pulse wave signal, the second pulse wave signal, and change in the contact pressure, and estimate cardiovascular information based on the extracted cardiovascular characteristic value.

Abstract: In accordance with a method for characterization of particles in a fluid-filled hollow structure, an ultrasound signal with a frequency spectrum, which exhibits a local maximum at a variable measurement frequency, is emitted in the direction of a part area of the hollow structure and reflected components are detected. The measurement frequency is tuned in a predetermined measurement interval, and depending on the detected reflected components, a spectral response curve is acquired as a function of the measurement frequency. Depending on the response curve, at least one characteristic property for a part of the particles located in the part area of the hollow structure is determined. The characteristic property includes a measure for an adhesion of the particles of the part of the particles located in the part area of the hollow structure.

Abstract: Acoustic immittance and other characteristics of ears may be determined by measuring eardrum displacements resulting from application of pressure to the eardrum. For example, optical coherence tomography may be applied to monitor eardrum displacements responsive to a sound. The pressure corresponding to the sound is measured by a suitable instrument such as a microphone. The measured displacements and pressures may be processed to obtain a measure of immitance.

Abstract: An ultrasound imaging system includes receive circuitry (110) configured to receive electrical signals from ultrasound transducer elements wherein the electrical signals are indicative of sensed ultrasound echo signals. The system further includes an image process (114) configured to process the electrical signals and generate a 2-D image. The system further includes a vessel wall identifier (116) configured to identify at least a proximal wall and a distal wall of a vessel in the B-mode image from the B-image employing a signal mirroring technique. The system further includes a rendering engine (124) configured to display the 2-D image on a display (126) with graphical indicia corresponding to the identified proximal wall and distal wall superimposed over the vessel in the 2-D image.

Abstract: An ultrasonic diagnostic apparatus according to an embodiment includes a processing circuitry. The processing circuitry is configured to display, as a live image, an image that data output from an ultrasonic probe represents; recognize an image type of the live image; extract, out of past data collected before the live image, data at least a part of which is in common to the image type of the live image; and display an image that the extracted data represents on the same screen as that of the live image.

Abstract: A diffuse optical tomography (DOT) system for generating a functional image of a lesion region of a subject is described. The DOT system includes a source subsystem configured to generate optical waves, a probe coupled to the source subsystem and configured to emit the optical waves generated by the source subsystem toward the lesion region and to detect optical waves reflected by the lesion region, a detection subsystem configured to convert the optical waves detected by the probe to digital signals, and a computing device including a processor and a memory. The memory includes instructions that program the processor to receive the digital signals sent from the detection subsystem and perform reconstruction using a depth-regularized reconstruction algorithm combined with a semi-automated interactive convolutional neural network (CNN) for depth-dependent reconstruction of absorption distribution.

Abstract: Systems and methods for medical object tracking are provided. The system may include a plurality of radio frequency transceivers that each emit a radio frequency signal at a first respective frequency. The system may further include a radio frequency beacon that is attachable to the medical object and that emits a second radio frequency signal at a second respective frequency different than the first respective frequency in response to receiving the radio frequency signal. The system may also include a control device in communication with the plurality of radio frequency transceivers, the control device including processing circuitry that determines a location of the medical object in three-dimensional space based at least in part on the second radio frequency signal. The beacon may include a platform, a first fixation element that extends from the platform; and a second fixation element that is tilted relative to the first fixation element.

Abstract: A system and method for acquiring standard ultrasound scan plane views is provided. The method includes acquiring a scan plane by an ultrasound probe positioned at a scan position over a region of interest. The method includes identifying the scan plane as a first standard view. The method includes automatically adjusting a scan acquisition angle until a second standard view is determined. The adjusting the scan acquisition angle includes rotating and/or tilting the scan acquisition angle. The method includes acquiring, by the ultrasound probe positioned at the scan position, an additional scan plane at the adjusted scan acquisition angle until the second standard view is determined. The method includes automatically determining whether the additional scan plane is the second standard view. The method includes presenting the additional scan plane having the second standard view at a display system.

Abstract: Apparatus and methods are described which guide a surgeon in performing a reconstructive or cosmetic procedure. The apparatus and methods utilize three-dimensional presentations of the target surgical site incorporating one or more virtual surgical guides which help attain proper alignment and orientation of the post-surgical outcome.

Abstract: The invention generally relates to intravascular imaging system and particularly to processing in multimodal systems. The invention provides an imaging system that splits incoming image data into two signals and performs the same processing step on each of the split signals. The system can then send the two signals down two processing pathways. Methods include receiving an analog image signal, transmitting the received signal to a processing system, splitting the signal to produce a first image signal and a second image signal, and performing a processing operation on the first image signal and the second image signal. The first and second signal include substantially the same information as one another.

Abstract: According to one embodiment, an ultrasound diagnostic apparatus includes at least one circuitry, and control circuitry. The at least one circuitry is used for an ultrasound scan. The control circuitry is configured to reset the at least one circuitry upon receipt of a stop instruction to stop the ultrasound scan and to stop supply of a clock to the at least one circuitry.

Abstract: Systems, devices, and methods are provided to determine and visualize landmarks with an intraluminal imaging system for lesion assessment and treatment. An intraluminal imaging system may be configured to receive imaging data from an intraluminal imaging device, generate a set of image frames using received imaging data, and automatically calculate a luminal area associated with the body lumen for each of the image frames. The calculated luminal area and a longitudinal view of the body lumen may be displayed to a user on a display device.

Abstract: An ultrasound probe according to an embodiment includes a base material, a first organic layer, and a second organic layer. The base material contain polyolefin. The first organic layer is formed on the outer surface of the base material and contains epoxy resin and silicate oligomer. The second organic layer is formed on the outer surface of the first organic layer and has hydrophilicity.

Abstract: A system, method, and apparatus for performing intraocular lens implantation using real-time surgical reference indicium are disclosed. An example method includes recording a patient specific pre-operative still image of an eye prior to cyclorotation of the eye when a patient lies down for surgery and generating at least one real-time multidimensional visualization of at least a portion of the eye for display. The method further includes using the patient specific pre-operative still image to at least produce at least one virtual surgical reference indicium including an ocular natural vertical axis of the eye and align the at least one virtual surgical reference indicium to the eye in conjunction with the real-time multidimensional visualization of at least a portion of the eye. The patient specific pre-operative still image is captured under a dilation condition selected from the group consisting of natural dilation, chemical dilation, and no dilation.

Abstract: Intravascular devices, systems, and methods are disclosed. In some embodiments, a medical imaging system for imaging vasculature of a patient is provided. The imaging system includes a console that has one or more processors with a medical imaging system interface running thereon, an acquisition card in communication with the one or more processors and in communication with a patient interface module (PIM), and an intravascular imaging component in communication with the PIM and disposed on a distal end of a flexible elongate member. The medical imaging system interface provides a plurality of settings groups for selection by a user, each of the settings groups having pre-acquisition parameters and post-acquisition parameters that are optimal for imaging a desired viewing target within the vasculature. Associated methods and computer-readable media are provided.

Abstract: A system for reviewing results of ultrasound examinations provides enhanced control over reviewed images. A review and imaging system receives additional data comprising one or more of additional ultrasound images generated using parameter settings different from those selected by and sonographer and earlier stage ultrasound data. An ultrasound machine may be configured to acquire and make the additional data available to the review and imaging system. The review and imaging system may provide a wide range of control options for obtaining optimized display of images based on the additional data.