Abstract: In one example, a cardiac monitoring system, comprises a processor to receive a segment of an electrocardiogram (ECG) signal of a patient, and a memory to store the segment of the ECG. The processor is configured to identify QRS complexes in the segment of the ECG signal, compare the QRS complexes in the segment to the other QRS complexes in the segment to identify a main template QRS complex, identify the QRS complexes in the segment that are similar to the main template, determine RR intervals between consecutive similar QRS complexes to calculate RR variability in the RR intervals, and detect atrial fibrillation (AF) in the segment when RR variability is greater than a threshold value. Other examples and related methods are also disclosed herein.

Abstract: A head mountable device for detecting a functional disorder of a brain in a patient, includes: an opaque visor unit for positioning over eyes of the patient, a plurality of reference sensors adapted to detect a reference electrical potential for the patient during exposure to the visual stimulus, and a sensor housing including at least one electroencephalogram (EEG) electrode for measuring electrical potential generated by the brain of the patient. The visor unit includes an arrangement of a plurality of LEDs positioned on an inside surface of said visor unit to which, during use, the eyes of the patient are exposed, and an LED driver, said LED driver being configured to control each of said LEDs independently to display a visual stimulus.

Abstract: Aspects of this invention relate to a system and method of neural stimulation for intraoperative nerve monitoring for a living subject. The system includes an optical source configured to generate light; a delivering means coupled to the optical source to deliver the generated light to a target nerve of the living subject for stimulating the target nerve; and a detector coupled to the target nerve to record evoked signals responsive to the stimulation for intraoperatively monitoring of the target nerve.

Abstract: Aspects of this disclosure describe methods and systems for evaluating phrenic nerve integrity of a patient and a ramp-up pulse string for nerve stimulation. Integrity of a nerve may be assessed and therapy may be slowly introduced to the patient. To determine integrity, a nerve is electrically stimulated and a return signal is evaluated. For example, a time lapse and a band width of the return signal may provide information about nerve damage and a location of the nerve damage. In addition to assessing nerve integrity of a patient, a stimulation burst (e.g., an electrical stimulation) may be delivered as a ramped-up pulse string (e.g., a series of pulses with increasing voltages) to achieve smooth breathing. The voltages of a stimulation burst may be increased based on a target tidal volume for the patient. The stimulation burst may be delivered during an inhalation phase of a breath.

Abstract: A system for displaying an artificial horizon in an enclosed space. The system includes a first plurality of visual effect sources located in the enclosed space and configured to generate a first visual effect of the artificial horizon consistent with an orientation detected by an orientation sensor. The system further includes a second plurality of visual effect sources separate from the first plurality of visual effect sources and located in the enclosed space and configured to generate a second visual effect of the artificial horizon different from the first visual effect consistent with the orientation detected by the orientation sensor.

Abstract: A system and method are disclosed including receiving, from a sensor, motion data captured from a human, the motion data representative of involuntary human motions. In one embodiment, the method includes storing, in a memory, the motion data captured from the human. In one embodiment, the method includes processing the motion data captured by the human to determine a cycle bandwidth of the involuntary human motions across the motion data. In one embodiment, the method includes outputting the cycle bandwidth of the involuntary human motions across the motion data.

Abstract: Three artificial intelligence (AI) linguistic processing architectures are proposed for early detection of Alzheimer's Disease based entirely on a patient's language abilities. Three C-Attention network architectures are presented: one that uses only PoS features, one that uses only the latent features (e.g., language embeddings) and a unified architecture, which uses both features. (FIG. 3).

Abstract: A computer-implemented method (1) of detecting cognitive impairment comprising: receiving audio data (21) representing recorded utterances of a patient; processing the audio data using a speech-to-text engine (30) to produce a text transcription (301) of the recorded utterances; processing the text transcription to calculate (41) a plurality of test variables (411) associated with a neuropsychological test; calculating, by applying a trained detection model (51) on the plurality of test variables, an impairment probability (511) indicating a likelihood that the patient suffers from the cognitive impairment; and indicating that the patient suffers from the cognitive impairment if a final impairment probability based on the impairment probability is above a predetermined threshold, and indicating that the patient does not suffer from the cognitive impairment if the final impairment probability is below the predetermined threshold.

Abstract: A method of predicting therapeutic effects of a treatment for cognitive impairment for an individual using the individual's predicted age difference (PAD), the method comprising scanning the individual's brain with a scanning device so as to acquire at least one medical brain image at the beginning of the treatment; processing the medical brain image to obtain at least one feature of the image; generating a PAD value of the individual based on the at least one feature of the image; comparing the PAD value with a reference value; and predicting the therapeutic effects of the treatment for cognitive impairment using the comparison result of the PAD value and the reference value.

Abstract: The invention relates to a method for training a model for predicting occurrence of an epileptic seizure, the method comprising performing a supervised training over a training dataset of a nonlinear binary classification model configured to receive as input the evaluation, by a patient, of the intensity of each prodromal symptom among a predefined set of prodromal symptoms, and to output a classification of said patient belonging either to a pre-ictal or inter-ictal state, and the training dataset comprises data inputs obtained from a plurality of epileptic patients, each data input comprising an evaluation, by a patient, of the intensity of each of the predefined set of prodromal symptoms, each data input being further associated to an indication of said patient belonging to a pre-ictal or inter-ictal state at the time of the evaluation. The invention also relates to a prediction model obtained accordingly, and a computing device for implementing said prediction model.

Abstract: Some implementations of the disclosure relate to a wearable biosensor device including an iontophoresis module configured to stimulate production of a sweat sample from skin of a user, the sweat sample including biomarkers; a microfluidic module configured to collect the sweat sample, mix the sweat sample with labeled detection reagents to obtain a mixture including the biomarkers bound to the labeled detection reagents, and route the mixture to a detection reservoir of the microfluidic module; and a sensor assembly including a bioaffinity sensor configured to quantify the biomarkers of the mixture in the detection reservoir to determine a concentration of the biomarkers present in the sweat sample. The bioaffinity sensor includes an electrode functionalized to bind to the biomarkers of the mixture. The bioaffinity sensor can quantify the biomarkers to determine their concentration with a sensitivity on the order nanomoles or picomoles.

Abstract: The present invention is medical diagnostic system providing an output scan to the skin surface of a patient and an input of information subsequent to set up a skin we're by the input information is processed and utilized for medical diagnosis.

Abstract: This invention relates to a soft, battery-free, flexible, non-invasive, reusable hydration sensor adherable to even small-areas and curvilinear surfaces of a body. The hydration sensor measures volumetric water content in skin as a function of depth, and wirelessly transmits data to a portable smart device. The hydration sensor includes a top layer for thermal, chemical and mechanical isolation of the hydration sensor from an environment; a bottom layer operably placed on a target area of interest on the skin; and a flexible printed circuit board (f-PCB) disposed between the top layer and the bottom layer. The f-PCB contains electronics for sensing and wireless communication. The bottom layer operably serves as a direct interface between the f-PCB and the skin and comprises a flexible adhesive for attaching the hydration sensor to the skin.

Abstract: The present invention relates to methods and devices for measuring the musculature of animal. In some embodiments, the musculature of the animal is measured using by generating traces of the animal using a flexicurve ruler and comparing the traces to a reference and/or previous traces of the animal. The methods can be used to improve an animal's musculature by evaluating the muscle development of the animal and changing the animal's diet or exercise regime based on the results of the evaluation.

Abstract: Disclosed are a non-contact fatigue detection method and system. The method comprises: sending a millimeter-wave (mmWave) radar signal to a person being detected, receiving an echo signal reflected from the person, and determining a time-frequency domain feature, a non-linear feature and a time-series feature of a vital sign signal; acquiring a facial video image of the person, and performing facial detection and alignment on the basis of the facial video image, for extracting a time domain feature and a spatial domain feature of the person's face; fusing the determined vital sign signal with the time domain feature and the spatial domain feature of the person's face, for obtaining a fused feature; and determining whether the person is in a fatigued state by the fused feature. By fusing the two detection techniques, the method effectively suppressing the interference of subjective and objective factors, and improving the accuracy of fatigue detection.

Abstract: A method and apparatus for the treatment of Sleep Apnea events and Hypopnea episodes wherein one embodiment comprises a wearable, belt like apparatus containing a microphone and a plethysmograph. The microphone and plethysmograph generate signals that are representative of physiological aspects of respiration, and the signals are transferred to an imbedded computer. The embedded computer extracts the sound of breathing and the sound of the heart beat by Digital Signal Processing techniques. The embedded computer has elements for determining when respiration parameters falls out of defined boundaries for said respiration parameters. This exemplary method provides real-time detection of the onset of a Sleep Apnea event or Hypopnea episode and supplies stimulation signals upon the determination of a Sleep Apnea event or Hypopnea episode to initiate an inhalation. In one embodiment, the stimulus is applied to the patient by a cutaneous rumble effects actuator and/or audio effects broadcasting.

Abstract: A noninvasive method and system for sleep apnea detection. The noninvasive method for sleep apnea detection comprises: collecting vital sign signals of a sleeping user; performing structured processing on the vital sign signals of the sleeping user to remove invalid signals to obtain a set of valid vital sign signals; extracting multi-dimensional morphological features from a sleep respiratory signal and performing feature training on multiple initial models of a classifier by means of the multi-dimensional morphological features to obtain a sleep breathing detection model; and inputting the set of valid vital sign signals into the sleep breathing detection model and performing signal processing to obtain probability data of the sleeping user experiencing sleep apnea; inputting the set of valid vital sign signals into a sleep breathing detection model and performing signal processing to obtain predicted probability of the sleeping user suffering from sleep apnea.

Abstract: The present disclosure discloses an ultrasound pupil change-based anesthesia depth monitoring system, including: an ultrasound monitoring apparatus, which includes a head-mounted mounting member and two miniature ultrasonic probes, the two miniature ultrasonic probes being symmetrically arranged at both sides of the head-mounted mounting member, and the miniature ultrasonic probes abutting against the face and obtaining ultrasonic pupil images by means of ultrasonic waves; an ultrasound host, which includes a display, the ultrasonic pupil images obtained by the miniature ultrasonic probes being transmitted to the ultrasound host, and the ultrasound host processing the ultrasonic pupil images and displaying pupil images, real-time change values of diameters of pupils, and the like by means of the display; and a shading patch, which is applied to the eyelids. The present disclosure further discloses a detection method of an ultrasound pupil change-based anesthesia depth monitoring system.

Abstract: A system and method for identifying and treating a disease in a patient collects one or more data streams from sensors configured to detect biological signals generated within a patient's tissue over time. Patient data elements including one or more of demographic, clinical, laboratory, pathology, chemical, image, historical, genetic, and activity data for the patient is collected and processed with the data streams to generate a personalized digital phenotype (PDP). The PDP is compared to a digital taxonomy comprising prior data to classify the patient into one or more quantitative disease classifications to guide personalized intervention for treating the patient.

Abstract: A surgical system includes at least one light emitter and an array of light sensors disposed at the working end of the surgical instrument, individual light sensors in the array of light sensors adapted to generate a signal comprising a non-pulsatile component. The system also includes a controller coupled to the array of light sensors, the controller including an analyzer configured to determine a curve of the non-pulsatile components of the signals of each of the individual light sensors in the array of light sensors, to identify a plurality of regions of interest along the curve, to determine one or more regions of interest of the plurality of regions of interest to consider further based on one or more measures of closeness between the plurality of regions of interest, and to determine if one or more of the one or more regions of interest are more likely to be associated with a vessel or a tissue based on one or more parameters.

Abstract: One embodiment includes a method for monitoring nerve tissue which includes inserting a dilator into muscle, the dilator including first and second electrodes at the distal tip. While the dilator is in muscle, a system may communicate (a) a first series of unequal current amplitude applications (e.g., a series including 0.5, 7, 3, 5 mA applications) to the first electrode to produce at least a first evoked potential (e.g., a MAP or NAP), and (b) a second series of unequal current amplitude applications to the second electrode to produce at least a second evoked potential. The method further includes sensing the first and second evoked potentials and determining a relative location of a nerve based on the sensing of at least one of the first and second evoked potentials.

Abstract: The present invention relates to a wearable apparatus for continuous monitoring of physiological parameters. The invention relates to the field of physiological parameters monitoring technology. The wearable apparatus for the continuous monitoring of physiological parameters comprises an earring body and a monitoring device; wherein the monitoring device comprises a sensor module, the sensor module being arranged at the earring body for obtaining a biological signal at an auricle; the biological signal is to be inputted to a pre-built physiological system model or a deep machine learning model to obtain a physiological parameter; the physiological parameter comprising tonoarteriogram (TAG) signals. The invention realizes the convenience of wearing by a user without affecting normal activities of the user, further allows performing of a long-term monitoring of the user and improving monitoring accuracy while reducing damages to the skin of the ear.

Abstract: A method and system for detecting bioelectrical signals from a user, including establishing bioelectrical contact between a user and one or more sensors of a biomonitoring neuroheadset; collecting one or more reference signal datasets; collecting, at the one or more sensors, one or more bioelectrical signal datasets referenced to a combined reference signal dataset; and extracting one or more bioparameters from the one or more bioelectrical signal datasets.

Abstract: A system and method for training a classification module of nonverbal audio events and a classification module for use in a variety of nonverbal audio event monitoring, detection and command systems. The method comprises capturing an in-ear audio signal from an occluded ear and defining at least one nonverbal audio event associated to the captured in-ear audio signal. Then sampling and extracting features from the in-ear audio signal. Once the extracted features are validated, associating the extracted features to the at least one nonverbal audio event and updating the classification module with the association.

Abstract: This disclosure generally relates to medical devices that include a sensor transmitter assembly that includes a sensor assembly including a sensor module where a first sensor including a first sensor head having at least one first sensor contact pad is combined with a second sensor including a second sensor head having at least one second sensor contact pad. The sensor transmitter assembly also includes a transmitter assembly positioned on a top of the sensor assembly to form a single unit, the transmitter assembly having at least one transmitter contact disposed on a base of the transmitter assembly, where the first sensor contact pad(s) and the second sensor form a connection path with the transmitter contact(s).

Abstract: Systems, devices, and methods are provided for a non-rigid wearable device comprising electrical circuitry and a support structure supporting the electrical circuitry. The support structure having rigid sections that rigidly support components of the electrical circuitry to protect components and/or solder joints from stress due to deflection and having non-rigid or flexible sections where there are no solder connections present on the electrical circuitry and/or where there are interconnecting traces present on the electrical circuitry that can tolerate stress due to deflection.

Abstract: A stent delivery system that obtains biological-related information or stent state information in a stent using a signal from a sensor after the stent indwells in a living body and then removing the sensor from the living body. A stent delivery system includes a sheath in which a stent is accommodated, a stent extrusion member, and a sensor device. The sensor device includes a sensor unit and a pressing portion configured to bring the sensor unit into contact with an inner surface of the stent indwelling into the living body. The sensor device can move the sensor unit in a rear end direction of the stent by movement of the stent extrusion member toward a rear end side or withdrawal of the sensor device. The sensor device can be taken out from the living body by removing the stent delivery system or the sensor device from the living body.

Abstract: A method for providing a thermal feedback, performed by a feedback device. The feedback device outputs the thermal feedback, by transmitting a heat generated by a thermoelectric element, to a user via a contact surface contacting with a body part of the user. The method may include obtaining a feedback start message including a type of the thermal feedback, and when the type of the thermal feedback is a thermal grill feedback, outputting the thermal grill feedback by performing a thermal grill operation in which a heat generating operation and a heat absorbing operation is combined. The outputting of the thermal grill feedback may include applying a forward power to the thermoelectric element to perform the heat generating operation, applying a reverse power of which a current direction is opposite to the forward power to the thermoelectric element to perform the heat absorbing operation, and repeating the applying the forward power and the applying the reverse power alternatively.

Abstract: Disclosed are methods for determining physiological parameters of an individual including blood pressure, arterial compliance, flow velocity, and pressure wave velocity. A noninvasive method for determining the blood pressure of a patient is based on measurements of flow velocity, pulse wave velocity and arterial compliance. A noninvasive method for determining the arterial compliance of a patient is based on measurements of blood pressure, flow velocity, and pulse wave velocity.

Abstract: A method of restoring a high-frequency biosignal includes the steps of loading a first biosignal by a processor and converting the first biosignal that is a low-frequency signal into a second biosignal that is a high-frequency signal on the basis of a first neural network model.

Abstract: The present disclosure provides a talking glove to aid communication between a medical practitioner and a patient while the patient is undergoing a dental/medical treatment. The talking glove may be a dental glove worn by the patient and/or a dental practitioner and includes a plurality of contact sensors, where each contact sensor is located on a different finger position of the talking dental glove; a suction button; a pulse rate sensor configured to generate pulse rate signals; an LCD screen; a speaker; a power source; and a microcontroller connected to the power source, the plurality of contact sensors, the pulse rate sensor, the LCD screen, and the speaker. Each of these components is disposed on an outer surface of the talking dental glove.

Abstract: There is a need for techniques to avoid or reduce motion artifacts in medical images. According to the invention, there is provided control circuitry for a medical imaging system. The control circuitry is configured to control the medical imaging system to provide synchronized display and nudging to provide a patient with information on the progress of a scan. In this way, patient anxiety may be reduced by providing the patient with a sense of time during the scan, leading to a reduction in motion artifacts.

Abstract: A method of modeling a cyclic anatomical motion comprises receiving a pose dataset for an identified point on an interventional instrument retained within and in compliant movement with a cyclically moving patient anatomy for a plurality of time parameters. The method also includes determining a set of pose differentials for the identified point with respect to a reference point at each of the plurality of time parameters and identifying a periodic signal for the cyclic anatomical motion from the set of pose differentials.

Abstract: Devices, systems, and methods directed to evaluating a vessel of a patient are provided. The method includes outputting, to a display, a screen display including: a visual representation of a pressure ratio of pressure measurements obtained by first and second instruments positioned within a vessel while the second instrument is moved longitudinally through the vessel and the first instrument remains stationary within the vessel; and a visual representation of the vessel; receiving a user input to modify one of the visual representations of the pressure ratio and the vessel to simulate a therapeutic procedure; and updating the screen display, in response to the user input, including: modifying the selected one of the visual representation of the pressure ratio and the vessel based on the received user input; and correspondingly modifying the unselected one of the visual representation of the pressure ratio and the vessel.

Abstract: An athletic information processing system includes: a reception unit configured to be capable of receiving subject information that identifies a subject, data about an objective individual-part fatigue-degree that is a degree of fatigue of the subject determined by measuring a muscle at an individual part determined in advance, and data about a subjective individual-part fatigue-degree that is a degree of fatigue in the muscle that is subjectively felt by the subject; an injury occurrence risk information database storing in association with one another the subject information, information about the muscle, and information indicating a risk of occurrence of injury to the subject, and a determination unit configured to be capable of determining a risk of occurrence of injury to the subject, based on the data about the objective individual-part fatigue-degree and the data about the subjective individual-part fatigue-degree in the injury occurrence risk information database.

Abstract: A display system for sensing a user body portion, including a display panel configured to form an image for viewing by the user, an optical reflector having a plurality of polymeric layers, and at least one optical sensor for sensing a visible light having at least one visible wavelength and an infrared light having at least one infrared wavelength. The optical sensor senses the visible and infrared lights after the visible and infrared lights are transmitted by the optical reflector. The optical reflector has an average optical reflectance greater than 80% in the visible wavelength range, an optical transmittance greater than about 50% at the infrared wavelength, an optical transmittance of greater than about 2% and less than about 10% at the visible wavelength, and an optical transmittance versus wavelength with a bandpass segment having a full width at half maximum that includes the visible wavelength.

Abstract: Methods, devices, systems, and kits are provided that buffer the time spaced glucose signals in a memory, and when a request for real time glucose level information is detected, transmit the buffered glucose signals and real time monitored glucose level information to a remotely located device, process a subset of the received glucose signals to identify a predetermined number of consecutive glucose data points indicating an adverse condition such as an impending hypoglycemic condition, confirm the adverse condition based on comparison of the predetermined number of consecutive glucose data points to a stored glucose data profile associated with the adverse condition, where confirming the adverse condition includes generating a notification signal when the impending hypoglycemic condition is confirmed, and activate a radio frequency (RF) communication module to wirelessly transmit the generated notification signal to the remotely located device only when the notification signal is generated.

Abstract: The present invention relates to a body-attachable device attached to the body to continuously measure biometric data and, more particularly, to a body-attachable device capable of: accurately providing an alarm to a user by deciding upon an alarm mode on the basis of the state of communication establishment between a receiver and the body-attachable device and providing the alarm to the user; and protecting the health of the user or accurately measuring biometric data in an emergency by providing an alarm in an alarm mode which the user can promptly become aware of in accordance with the state of communication establishment with the receiver or the importance of the alarm.

Abstract: The present invention relates to a method for generating an alarm pertaining to continuous biometric data and, more specifically, to an alarm generation method in which, if an alarm condition is satisfied, an alarm is output to a user while maintaining the alarm in an activated state during a set alarm period, and changing the alarm type selected by the user during the alarm period, thereby enabling the user to be prompted to input information or take an action in response to the alarm without ignoring the alarm, while not causing inconvenience to the user due to frequent alarms; and when the alarm condition is satisfied, an operating mode of a receiver is determined and the alarm type, which has been set in accordance with the alarm condition, is changed to an alarm type corresponding to the operating mode of the receiver, thereby making it possible to prevent an alarm from being generated against the user's wishes.

Abstract: The present disclosure provides systems, devices, and methods for scanning parameter determination. The systems may display, via a user terminal, a user interface including one or more input items for a user to input clinical information relating to a target subject. The clinical information may at least include symptom information. The systems may receive, from the user terminal, the clinical information relating to the target subject. The systems may further determine, based on the clinical information using a scanning parameter determination model, recommended values of scanning parameters to be used in a scan of the target subject. The scanning parameter determination model may be a trained machine learning model.

Abstract: The present invention relates to an X-ray imaging device for minimally invasive surgery, the device including: a rod having a clamp module disposed at a first end of the rod and including a first clamp body, a second clamp body, and a clamp support; an X-ray emission module; an X-ray sensing module; and a manipulation module, in which the rod is inserted into the human body, X-rays are emitted from the X-ray emission module with the first end of the first clamp body and the first end of the second clamp body open with a lesion positioned therebetween in the human body, and the X-rays travel through the lesion and is then sensed by the X-ray sensing module.

Abstract: A method is provided for count loss correction based on detector dead time in a radiation diagnosis apparatus. The method includes acquiring scan data from a scan of a patient performed using the radiation diagnosis apparatus; determining, from the acquired scan data, a first count rate occurring in a first energy window spanning a first energy range; determining, from the acquired scan data, a second count rate occurring in a second window spanning a second energy range, the second energy range being different from the first energy range; calculating a particular count loss correction factor based on the determined first count rate and the determined second count rate; and reconstructing an image based on the acquired scan data and the calculated particular count loss correction factor.

Abstract: To provide a radiation imaging device which, even when a subpixel fails during operation of the photon counting detector, can correct an output signal of the pixel including the failed subpixel. A radiation imaging device that has a photon counting detector to count radiation photons and can correct an output signal of a pixel including a failed subpixel even if the subpixel fails during operation of the photon counting detector. The photon counting detector comprises: a pixel comprised of a plurality of subpixels; a data processing section that calculates an output signal of the pixel according to the number of radiation photons counted in each of the subpixels; and a failure detection section that detects a failure of the subpixel according to the number of radiation photons counted in the subpixel and outputs the position of the failed subpixel.

Abstract: A control apparatus, that controls a radiation imaging apparatus in a radiation imaging system. where the radiation imaging apparatus includes a plurality of antennas for wireless local area network (LAN) communication used in transmitting a radiation image obtained by radiation imaging, obtains information about the radiation imaging system, determines at least one antenna from among the plurality of antennas as an antenna to be used for the wireless LAN communication based on the obtained information, and transmits information about the antenna to be used to the radiation imaging apparatus.

Abstract: A setting unit configured to set a reference orientation for calculating the orientation of a radiation detector and a reference orientation for calculating the orientation of the radiation generator sets the reference orientations of the radiation detector and the radiation generator in response to determining that a mobile radiography unit equipped with the radiation generator stands still, with the radiation detector housed, to determine whether the radiation generator and the radiation detector are arranged according to the imaging procedure.

Abstract: A cover for a mini C-arm machine having a detector is designed to maintain a sterile field for a detector screen. The cover includes a panel having at least three integral sides, two being spaced-apart parallel to each other. The cover includes a pair of straps. One of the straps has an end portion fixed to one of the two parallel sides. The other strap has an end portion fixed to the other of the two parallel sides. The cover includes a hook-and-loop closure mechanism having a hooked portion and a looped portion. Each strap has a fixed end portion and a free, opposite end portion. The free end portion of one strap includes the hooked portion and the free end portion of the other strap includes the looped portion. Each closure portion is sized, when the closure portions are engaged, to retain the panel against the detector.

Abstract: A method of imaging a breast of a patient using an imaging system includes applying, with a first component of the imaging system, a compressive force to the breast. A second component of the imaging system is positioned in a start position. The imaging system sends a first guidance signal to the patient. An imaging procedure of the breast is performed with the second component of the imaging system. Subsequent to performing the imaging procedure, a second guidance signal is sent to the patient.

Abstract: Methods of respiration compensation including detecting a position of a catheter proximate a target within a patient, performing a local registration to update a displayed relative position and orientation of the catheter and the target in a three-dimensional model, detecting movement of a plurality of sensors, determining a respiration waveform from the detected movement of the plurality of sensors, and indicating on a user-interface a period during which advancement of a biopsy or therapy tool from the catheter is most likely to intersect the target, wherein the period corresponds to a portion of the respiration waveform during which the movement of the plurality of sensors is within a desired range.

Abstract: A method for characterization of coronary plaque tissue data and perivascular tissue data using image data gathered from a computed tomography (CT) scan along a blood vessel, the image information including radiodensity values of coronary plaque and perivascular tissue located adjacent to the coronary plaque, the method comprising quantifying radiodensity in regions of coronary plaque, quantifying, radiodensity in at least one region of corresponding perivascular tissue adjacent to the coronary plaque, determining gradients of the quantified radiodensity values within the coronary plaque and the quantified radiodensity values within the corresponding perivascular tissue, and determining a ratio of the quantified radiodensity values within the coronary plaque and the corresponding perivascular tissue; and characterizing the coronary plaque by analyzing a gradient of the quantified radiodensity values in the coronary plaque and the corresponding perivascular, and/or the ratio of the coronary plaque radiodensity

Abstract: A processor acquires a first radiation image and a second radiation image, which are acquired by imaging a subject with radiation having different energy distributions, derives a body thickness of the subject based on at least one of the first radiation image or the second radiation image, specifies a soft region of the subject in the first radiation image and the second radiation image, derives a first attenuation coefficient and a second attenuation coefficient, which correspond to the body thickness in the soft region, for each of the first radiation image and the second radiation image, and derives an attenuation ratio, which is a ratio according to the body thickness between the first attenuation coefficient and the second attenuation coefficient, as an indicator representing a quality of the radiation.