Abstract: The portable blood pressure measuring device includes a body part in which a controller for calculating blood pressure information, a display for outputting blood pressure information, and a power supply are built; a wrist strap coupled to the body part; a fastening unit for fastening the wrist strap to the wrist; a first pressure sensor coupled to a first position of the wrist strap; and a second pressure sensor coupled to a second position of the wrist strap, in which the first pressure sensor is disposed to be adjacent to a position under which the user's radial artery passes, and the second pressure sensor is disposed to be adjacent to a position under which the user's ulnar artery passes, in which the controller calculates a blood pressure based on a first pressure, a second pressure and an interference constant determined by the wrist strap.

Abstract: Methods and systems of optically measuring systolic and/or diastolic blood pressure of a mammal having biological tissue are disclosed herein. In some embodiments, the system comprises an optical blood motion sensor, a gas-sealable inflatable cushion having a flexible and transparent (FOT) barrier section, and an optical blood motion sensor comprising a laser. When pressure (e.g. at least systolic pressure) illuminates the tissue, laser light may pass en route to the tissue through the FOT sealing barrier section of the gas-sealable inflatable cushion as well as cushion interior. In some embodiments, a rigid restrictor comprising an optically transparent section is provided, and laser light also passes through the optically transparent section of the rigid restrictor en route to the biological tissue.

Abstract: A pulse rate detection device includes: a moving image obtaining device configured to obtain a moving image captured by photographing a body surface of a subject, a pulse rate obtaining device configured to obtain a pulse rate of the subject on the basis of change of a pixel value of the body surface in the moving image, a reliability obtaining device configured to obtain reliability of the obtained pulse rate, and an output device configured to output the obtained pulse rate, if the obtained reliability is equal to or greater than predetermined reliable criteria and, if the obtained reliability is less than reliable criteria and change of the obtained pulse rate is within a predetermined appropriate range.

Abstract: Persons with sleep disordered breathing (SDB) may, or may not, recognize that they have symptoms of SDB, and/or that they may be at-risk of, or suffering certain health problems associated with SDB, including death. The disclosed Energy Conversion Monitor (ECM) sensor, when embodied, for example, in a wearable upper-armband format, has been demonstrated to be more sensitive and responsive than pulse oximetry monitoring of blood oxygen saturation as an indication of hypoxic stress induced by SDB, and is compatible with: (1) inclusion in sleep laboratory polysomnograph (PSG) testing instrumentation, (2) home-based diagnostic testing for SDB, (3) control of home-use airway therapy devices, (4) continuous remote surveillance and refinement of airway therapy, and (5) spot-check and continuous surveillance of sleep quality in the general population. The disclosed ECM also provides new measurements of physiologic stress during and following exercise.

Abstract: The present invention relates to the field of medical monitoring, and in particular non-contact monitoring of one or more physiological parameters in a region of a patient during surgery. Systems, methods, and computer readable media are described for generating a pulsation field and/or a pulsation strength field of a region of interest (ROI) in a patient across a field of view of an image capture device, such as a video camera. The pulsation field and/or the pulsation strength field can be generated from changes in light intensities and/or colors of pixels in a video sequence captured by the image capture device. The pulsation field and/or the pulsation strength field can be combined with indocyanine green (ICG) information regarding ICG dye injected into the patient to identify sites where blood flow has decreased and/or ceased and that are at risk of hypoxia.

Abstract: Systems and methods relating to a smart elastic fabric tape are disclosed. For example, a method may include interrogating a sensing mesh using an electrical impedance tomography (EIT) device, wherein the sensing mesh is affixed onto skin nearby a musculoskeletal (MSK) region of interest, wherein the sensing mesh comprises a nanocomposite thin film disposed on elastic fabric tape, and wherein the sensing mesh forms a geometrical pattern on the skin; generating, in real-time, EIT conductivity maps from interrogating the sensing mesh; and generating, in real time, strain distribution and strain directionality data of the MSK region of interest based on the EIT conductivity maps.

Abstract: A method of analyzing a multidimensional image tensor containing a plurality of images comprises: performing imaging scans of a subject imaging data; generating the multidimensional image tensor from the imaging data; determining a spatial basis tensor containing basis images based on the multidimensional image tensor; determining a temporal basis tensor containing basis functions for a temporal dimension based on the multidimensional image tensor; determining a core tensor that relates the spatial basis tensor to the temporal basis tensor; pre-multiplying the core tensor and the temporal basis tensor to produce a modified temporal basis tensor; storing the spatial basis tensor and the modified temporal basis tensor; and generating an image by multiplying at least (i) at least a portion of the spatial basis tensor and (ii) at least a portion of the modified temporal basis tensor.

Abstract: Provided is a cough recognition method and device, which can detect cough sounds from an audio signal, and not only can detect coughs but also can track the location at which the cough sounds are generated by calculating the location of a sound source.

Abstract: Systems and methods for performing body scans to ascertain body measurements of a subject. A radar based scanner may be used to generate a three dimensional image of a subject as a point cloud map of electromagnetic radiation reflected from a target region. The point cloud may be mapped to a parametric model of a standard human shape. The mapping may be optimized by adjusting parameters of the parametric model. The resulting parameters of the optimized model may be used to indicate the body measurements of the scanned subject.

Abstract: A human body detection device including line-shaped piezoelectric substrates respectively provided in each of a plurality of regions in a plate material intersecting a direction of pressure received from a human body, and provided such that an axial direction of each of the piezoelectric substrates runs along the plate material so as to detect pressure applied in a radial direction of the piezoelectric substrate, memory, and a processor coupled to the memory. The processor is configured to be capable of detecting an output signal from each of the piezoelectric substrates.

Abstract: A notification system is provided that provides notification of patient events such as movement and/or incontinence. The notification system provides for a plurality of different pressure sensor pads as well as an incontinence pad to be used in association with a single monitor.

Abstract: A method is provided which includes providing a sensor operable to measure movement over time on a user. The sensor includes an alert unit. The sensor is configured with a threshold to activate the alert unit when the measured movement over time is below the threshold. The measurements of movement over time are obtained, and it is determined whether the measured movement over time is below the threshold. When the measured movement is below the threshold, the alert unit at the sensor is activated to alert the user.

Abstract: The present disclosure includes a connector assembly that is a part of a sensor assembly for collecting patient physiological data. The connector assembly can include a first connector tab with catches, a second connector tab with openings, a retainer with pins, and a circuit board coupled to a cable. Each of the pins of the retainer can include a detent that can engage one of the catches of the first connector tab. The pins can extend through the openings of the second connector tab so that the retainer is coupled to the first connector tab by the detents engaging the catches. The first and second connector tabs can thereby be coupled together to support the circuit board and the cable between the first and second connector tabs.

Abstract: A tissue profile wellness monitor measures a physiological parameter, generates a tissue profile, defines limits and indicates when the tissue profile exceeds the defined limits. The physiological parameter is responsive to multiple wavelengths of optical radiation after attenuation by constituents of pulsatile blood flowing within a tissue site. The tissue profile is responsive to the physiological parameter. The limits are defined for at least a portion of the tissue profile.

Abstract: A sensor insertion device comprises a lower case and an upper case. A base holder and a needle holder are disposed in the lower case. A needle holder raising mechanism is disposed above the needle holder. A sensor base having a sensor unit is held by the base holder. When the upper case is pushed down, the base holder and the needle holder move toward an opening on the lower surface side of the lower case, and the needle holder is raised by the needle holder raising mechanism. A protrusion that holds the upper case on the lower case is provided to the upper case in a state in which the upper case has been pushed down until the opening on the lower surface side comes into contact with the skin.

Abstract: A method, a system, an apparatus and a computer program product, for detecting and monitoring cognitive capabilities pertain to driving. The method comprises applying a series of stimuli on a driver while is driving a vehicle. The series of stimuli comprises a first portion matching a pattern and a second portion deviating from the pattern, and configured to induce an ocular response from eyes of the driver. The method further comprises obtaining a set of images of the eyes of the driver, that are captured during the application of the series of stimuli. The method further comprises analyzing the set of images to determine a set of ocular features corresponding each image; and determining, based thereon, a cognitive state of the driver. Based on the cognitive state of the driver, a determination whether the driver is capable of operating the vehicle safely may be performed.

Abstract: A medical apparatus includes a probe configured for insertion into a body of a patient. The probe includes electrodes configured to contact tissue of a region within the body. The apparatus further includes a display screen a position-tracking system, and a processor. The processor is configured to acquire electrophysiological signals from the electrodes, to extract electrophysiological parameters from the signals, to compute a measure of consistency of the electrophysiological parameters at each of the locations with respect to a weighted median of the parameters extracted at neighboring locations, and to render to the display screen a map of the tissue while overlaying on the map a visual indication of the extracted electrophysiological parameters for which the measure of consistency satisfied a predefined consistency criterion, and automatically omitting from the map the electrophysiological parameters for which the measure of consistency did not satisfy the criterion.

Abstract: Systems and methods are disclosed for linking a point-list to a three-dimensional anatomy of the heart. Techniques disclosed include recording a point-list, where each entry in the point-list comprises data elements, and is associated with a location in the heart and a measurement. The associated measurement is acquired by an electrode of a catheter that is placed at the associated location in the heart. Techniques disclosed further include selecting one or more anchor points associated with a region of interest in the heart, then, for each entry in the recorded point-list, computing a data element of distance between the entry's associated location in the heart and the selected one or more anchor points, and manipulating entries in the point-list based on their respective data elements.

Abstract: A multimodal human-robot interaction system for upper limb rehabilitation, including an electroencephalography signal acquisition and processing module, a robot module, a comprehensive affected upper limb muscle signal acquisition and processing module, a rehabilitation training evaluation module, and a virtual reality module. The electroencephalography signal acquisition and processing module captures a motion intention of a patient by means of electroencephalography signals to trigger rehabilitation training. The robot module assists an affected upper limb with rehabilitation exercise. The comprehensive affected upper limb muscle signal acquisition and processing module acquires and obtains a comprehensive assessment of the affected upper limb. The rehabilitation training evaluation module is used for processing and analyzing the comprehensive assessment of the affected upper limb, so as to obtain a quantitative evaluation of the affected upper limb during rehabilitation training.

Abstract: Methods and systems are provided for evaluating injection sites on a body of a patient. The methods/systems may instruct a patient to place one or more capacitance sensors in contact with a potential injection site on the body of the patient. The methods/systems may also comprise using a processing circuit to receive data indicative of a capacitance of body tissue at the potential injection site, as measured by the one or more capacitance sensors. The methods/systems may also comprise generating, using the processing circuit, an indication of a level of pain that would be expected to be experienced by the patient from a potential injection at the potential injection site based on the received capacitance.

Abstract: Provided is a transparent orthodontic appliance remote monitoring system that includes a clear aligner worn on teeth for orthodontic treatment; a contact sensor module installed inside the clear aligner to detect wearing of the clear aligner on teeth through contact therewith; a user terminal that receives a signal from the contact sensor module and calculates a wearing time of the clear aligner from the received signal using an application; and a server computer for sharing information calculated in the user terminal to a clinic in charge, wherein the clear aligner has a tooth insertion groove into which the teeth are inserted, wherein a mounting groove for mounting the contact sensor module is formed on an inner surface of the tooth insertion groove, wherein the mounting groove is formed to correspond to a tooth of the teeth with the least displacement between before and after the orthodontic treatment.

Abstract: A system for demonstrating an effect of opioid compounds to a user. The system includes an eyewear device including at least one lens having an overlay affixed to at least a portion of the at least one lens, the overlay including a pattern that at least partially obscures a peripheral region of the at least one lens, and the at least one lens including a plurality of independently-controllable regions configured to be switched between different levels of opacity; a processor in communication with the eyewear device; and a memory in communication with the processor having stored thereon a set of instructions which, when executed by the processor, cause the processor to: transmit a plurality of signals to the eyewear device to switch at least one of the plurality of independently-controllable regions of the lens between the different levels of opacity.

Abstract: An illustrative hearing system may be configured to receive, from an inertial sensor included in a hearing device configured to be worn by a user, inertial sensor data representative of at least one of motion of the hearing device or orientation of the hearing device. The hearing system may further be configured to determine, based on the inertial sensor data, an activity state of the user and to determine, based on the activity state, a cardiorespiratory quality index representative of a quality level of a measurement of a cardiorespiratory property of the user.

Abstract: The invention provides a body-worn vital sign monitor that measures a patient's vital signs (e.g. blood pressure, SpO2, heart rate, respiratory rate, and temperature) while simultaneously characterizing their activity state (e.g. resting, walking, convulsing, falling) and posture (upright, supine). The monitor processes this information to minimize corruption of the vital signs and associated alarms/alerts by motion-related artifacts. It also features a graphical user interface (GUI) rendered on a touchpanel display that facilitates a number of features to simplify and improve patient monitoring and safety in both the hospital and home.

Abstract: A sensor device and method for tightening and positioning the sensor device with a wristband or strap (62) for a range of wrist sizes and shapes or other body portions, such that the optimal sensor position is obtained and maintained during ambulatory use, which provides two-sided fastening of the strap (62). The strap (62) has a marker (67) that is positioned by the wearer at a predetermined measuring position, e.g., on the middle of the volar side of the wrist. The wrist is then put on the table to fix its position, and the strap (62) is tightened on both sides of the wrist. This ensures a precision of at least 5 mm of the position of the sensors (66) in the strap.

Abstract: A method of detecting hypertension in a patient having an implantable blood pump, the method includes operating the implantable blood pump at a first pump set speed during a first period of time. A first flow rate minimum during a cardiac cycle of the patient is measured during the first period of time. The first pump set speed is reduced by at least 200 rpm during a second period of time after the first period of time to a second pump set speed, the second period of time being less than the first period of time. A second flow rate minimum is measured during a cardiac cycle during the second period of time. If the second flow rate minimum decreases during the second period of time at the second pump set speed by more than a predetermined amount, an alert is generated indicating a presence of hypertension.

Abstract: A sensing device can be used for ambulatory urodynamics. The sensing device can include an elongated outer housing constructed of flexible material that can curve within a patient's bladder. At least a portion of the outer housing can be filled with a non-compressible fluid. A flexible printed circuit board can be disposed within the outer housing to curve with the outer housing. The printed circuit board can include a pressure sensor, comprising a diaphragm, to collect pressure data; a microcontroller running control software; and a wireless transmitter to transmit the pressure data. A battery can be disposed within the outer housing and coupled to the printed circuit board. The flexible material of the outer housing is configured to be displaced by a pressure within the patient's bladder, the displacement is transmitted through the non-compressible fluid to the pressure sensor that provides the pressure data based on the displacement.

Abstract: Various methods and systems are provided for a table support for a mobile imaging system. In one example, a table support for a mobile imaging system includes a fixture comprising a frame and a plurality of posts coupled to the frame, a table interface comprising a set of table flanges configured to be attached to a patient table of the mobile imaging system and a set of complementary table flange acceptors coupled to a top surface of the frame of the fixture, and a floor interface including a set of floor brackets removably coupleable to a set of floor panels configured to be attached to a floor of a unit configured to house the mobile imaging system, each floor bracket coupled to two respective posts of the plurality of posts.

Abstract: A wirelessly powered implantable stimulator device includes one or more antenna configured to receive an input signal non-inductively from an external antenna, the input signal containing (i) electrical energy to operate the implantable stimulator device and (ii) configuration data according to which a pulse-density modulation (PDM) encoded stimulus waveform signal is retrieved to synthesize a desired stimulation waveform; a circuit coupled to the one or more antenna; and one or more electrodes coupled to the circuit and configured to apply the desired stimulation waveform to neural tissue, wherein the circuit is configured to: rectify the input signal received at the one or more antennas non-inductively; extract the electrical energy and the configuration data from the input signal; and in accordance with the extracted configuration data, retrieve the pulse-density modulation (PDM) signal to synthesize the desired stimulation waveform therefrom.

Abstract: A method including receiving input indicative of a parameter related to an operating environment of an implantable portion of a prosthesis and adjusting an adjustable system of the prosthesis based on the received input.

Abstract: A system and method of deploying a portable monitoring device. The method comprises inferring a rate of motion associated with the portable monitoring device; initiating, at a display screen of the portable monitoring device when the rate of motion is above a predetermined threshold, an image capture request; determining, responsive to the image capture request, a violation; and reporting the violation to a remote server communicatively coupled to the portable monitoring device.

Abstract: A biosensor obtains at least a first photoplethysmography (PPG) signal at a first wavelength from a user and a second PPG signal obtained at a second wavelength from the user. The biosensor determines a first R value of the user using the first PPG signal and the second PPG signal and compares the first R value of the user to a normal range of R values for a blood type of the user. The biosensor determines a color of blood of the user using the first, second or another PPG signal and determines an abnormal condition that affects red blood cells of the user in response to the color of the blood and/or in response to the comparison or the first R value of the user to a normal range of R values for a blood type of the user.

Abstract: Various methods and systems are provided for computed tomography imaging. In one embodiment, a method includes acquiring, with an x-ray detector and an x-ray source coupled to a gantry, a three-dimensional image volume of a subject while the subject moves through a bore of the gantry and the gantry rotates the x-ray detector and the x-ray source around the subject, inputting the three-dimensional image volume to a trained deep neural network to generate a corrected three-dimensional image volume with a reduction in aliasing artifacts present in the three-dimensional image volume, and outputting the corrected three-dimensional image volume. In this way, aliasing artifacts caused by sub-sampling may be removed from computed tomography images while preserving details, texture, and sharpness in the computed tomography images.

Abstract: A method of generating images of a specimen that includes triggering a source of electromagnetic radiation to emit a beam of electromagnetic radiation along an axis through a tissue specimen and towards an imaging detector, generating at least one image with the received beam at the imaging detector, and superimposing, into or adjacent the at least one image by a system controller, a set of graphical indications that convey portions of a patient's body from which respective portions of the specimen were assumed to have been excised.

Abstract: A radiation shield assembly is described, configured to block radiation emanating from a radiation source from reaching a user. Two shields are supported by a support arm, and are configured to rotate and translate relative to one another about the support arm's longitudinal axis. This allows the shield to be easily configured and reconfigured as necessary to visualize various parts of a patient's body via radiography.

Abstract: For position sensors, e.g., a fiber-based system, that build a shape of an elongated member, such as a catheter, using a sequence of small orientation measurements, a small error in orientation at the proximal end of the sensor will cause large error in position at distal points on the fiber. Exemplary methods and systems are disclosed, which may provide full or partial registration along the length of the sensor to reduce the influence of the measurement error. Additional examples are directed to applying selective filtering at a proximal end of the elongated member to provide a more stable base for distal measurements and thereby reducing the influence of measurement errors.

Abstract: The present invention relates to matching a field of view for mobile 3D imaging, for example mobile C-arm 3D imaging In order to provide image data that is improved for comparing purposes, for example when using a mobile X-ray imaging system, first location information of a first reconstruction volume based on a first sequence of X-ray images of a region of interest of a subject acquired along a first trajectory in a first position of an X-ray imaging device is received. Further, a planned second trajectory for acquiring a second sequence of X-ray images in a second position of the X-ray imaging device is received and a resulting second reconstruction volume for the second sequence of X-ray images is calculated. Then, second location information for the second reconstruction volume is determined. Further, a degree of comparability for the first reconstruction volume and the second reconstruction volume is determined based on the first location information and the second location information.

Abstract: In the rotation mechanism for an X-ray inspection apparatus, a plurality of adjustment members configured to adjust the shape of an outer race of a bearing by deforming the outer race are arranged in a circumferential direction of the bearing. The adjustment members are movable relative to an adjustment member holder in a diameter direction of the bearing and contactable with an outer circumferential surface of the outer race. A gap S configured to allow deformation of the outer race is formed between the outer circumferential surface of the outer race and the adjustment member holder in the diameter direction of the bearing.

Abstract: A method is for actuating a medical imaging device for generating an image data set of a patient's measurement region affected by respiratory movement. In an embodiment, the method includes provisioning a respiratory curve of the patient describing the respiratory movement of the patient over a respiratory cycle; automatically deriving a measurement parameter based upon the respiratory curve, the measurement parameter derived determining a temporal resolution of the at least one slice image data set; and actuating the medical imaging device to generate the image data set based upon the measurement parameter. For a z position, a plurality of projection data sets from various projection angles are acquired with relative rotational movements between a radiation source of the medical device and the patient. The at least one slice image data set of the image data set is generated based upon the plurality of projection data sets acquired.

Abstract: The disclosure herein relates to systems, methods, and devices for medical image analysis, diagnosis, risk stratification, decision making and/or disease tracking. In some embodiments, the systems, devices, and methods described herein are configured to analyze non-invasive medical images of a subject to automatically and/or dynamically identify one or more features, such as plaque and vessels, and/or derive one or more quantified plaque parameters, such as radiodensity, radiodensity composition, volume, radiodensity heterogeneity, geometry, location, and/or the like. In some embodiments, the systems, devices, and methods described herein are further configured to generate one or more assessments of plaque-based diseases from raw medical images using one or more of the identified features and/or quantified parameters.

Abstract: Systems and techniques for reliably predicting a motion phase for non-invasive treatment of the heart. The system and methods may account for both respiratory and cardiac cycles in characterizing the motion of the heart relative to the irradiation source. The system and methods may also include a heartbeat sensor that provides an independent reference indication of the cardiac phase to provide real-time or near real-time quality assurance of a current predicted phase indication. The disclosed system and methods may be configured for use in one of two modes: “beam-gating” and “beam-tracking”. For beam-gating, the predicted cardiac phase is compared to the desired gating window, based on the patient-specific treatment plan, to determine if a gate ON or gate OFF signal should be set. For beam-tracking, the predicted cardiac phase is used to load the appropriate beam parameters based on the patient-specific and motion phase-dependent treatment plans.

Abstract: The systems and methods perform Bayesian anatomically-driven, artificial-intelligence based intracardiac echocardiography object detection and prediction. The system proposes hypotheses for what features and objects are in view based on prior knowledge informed by previously acquired or generated models. During a cardiac interventional procedure, the system uses a per-frame object identification artificial intelligence (AI); the gathered data is analyzed within a Bayesian framework to create updated posterior prediction(s) of what feature(s) may be predicted (with a computed confidence level) to be in view and their respective location(s). Inferences that pass an accept/reject threshold for object identification and meet minimum threshold settings for temporal stability and spatial location are used to display labels and boundaries. The system predicts what features and objects are in-frame, where out-of-frame objects/features may be located, and how to navigate to them.

Abstract: Ultrasound devices are described. The ultrasound devices may be flexibly configured to output a certain number of multilines per channel of ultrasound data and to process certain channels of ultrasound data per processing cycle. The ultrasound device may then be configured to either output more multilines per channel and process fewer channels per processing cycle, or output fewer multilines per channel and process more channels per processing cycle. In other words, the circuitry may be configured to change to a configuration with increased resolution and increased processing time or to a configuration with decreased resolution and decreased processing time.

Abstract: An ultrasound system including: a scanner module including a housing including a first fastener element, an ultrasound transducer, a rotational actuator, and an electronics module; and a positioner module including a second fastener element; operable between a first mode, wherein the first and second fastener elements cooperatively couple the scanner module to the positioner module, and a second mode, wherein the scanner module and positioner modules are separate. An ultrasound system including: a housing including a handle region and a membrane; an ultrasound transducer; a reservoir; a rotational actuator; and an electronics module.

Abstract: An ultrasound transducer may include: a plurality of capacitive ultrasound transducer elements; and a base having a largest dimension sized and shaped to be disposed with an external ear canal, wherein the plurality of capacitive ultrasound transducers is mounted on the base. Each capacitive ultrasound transducer element and the ultrasound transducer are specifically constructed to achieve select desired performance characteristics. The ultrasound transducer may have an angular beam spread through a gaseous medium of greater than 15 degrees and an attenuation loss through the gaseous medium of greater than 10 dB measured at a distance 12.5 mm to 25 mm along a primary transmission axis of the ultrasound transducer. The ultrasound transducer may be particularly useful for characterizing fluid behind an ear drum to diagnose otitis media.

Abstract: A device for measuring reflected ultrasound and optical signals may include: an optical source; an optical assembly comprising at least one lens, configured to focus reflected optical illumination from a target onto a detector; and an ultrasound transducer aligned to transmit and receive ultrasound radiation co-axially with the reflected optical illumination and wherein the ultrasound transducer at least partially obstructs a path of the reflected optical illumination. An obstruction may be distant from a focal spot of the optical assembly. The device for measuring reflected ultrasound and optical signals may be particularly useful for characterizing fluid behind an ear drum to diagnose otitis media.

Abstract: A transducer array for ultrasound applications includes a plurality of transducer elements that are provided with self-aligned connections to a flexible cable. The array is easy to manufacture and suited for wearable, wireless, and other small ultrasound devices. A simple and efficient method of producing a robust transducer array involves at least partially separating the transducer elements after their connection to their respective conductors.

Abstract: An ultrasound diagnostic apparatus wirelessly connected to a displayer includes: an image data generator that generates ultrasound image data based on a reception signal received from an ultrasound probe that transmits and receives ultrasound waves to and from a subject; and a hardware processor that wirelessly transmits the generated ultrasound image data to the displayer to display the ultrasound image data on the displayer, acquires refresh rate information of the ultrasound image data displayed on the displayer from the displayer, determines whether or not the refresh rate information is equal to or less than a first threshold value, and causes a notifier to notify of notification information indicating that display of the ultrasound image data on the displayer is poor due to deterioration of the wireless communication state when the refresh rate information is equal to or less than the first threshold value.

Abstract: Exemplary head stabilization devices or head fixation devices (HFDs) include a central head support for providing subjacent support to a head of a patient, and multiple lateral head supports for providing lateral support to the head of the patient. The central head support includes a cushion with one or more chambers that are fillable with a material. Similarly, the lateral head supports include respective pads with chambers that are fillable with a material. In some instances, the cushion and the pads used with the HFDs can include ports that permit pressure control by way of controlling a fluid volume within specific chambers of the cushion and/or pads.

Abstract: Examples relate to a surgical microscope system and a corresponding apparatus, method and computer program. The surgical microscope system comprises one or more sensors for providing sensor information about a balance of the surgical microscope system. The surgical microscope system comprises one or more brakes for holding at least one component of the surgical microscope system in place. The surgical microscope system comprises a surgical microscope. The surgical microscope system comprises a processing module, configured to process the sensor information. The processing module is configured to determine an information about the balance of the surgical microscope system. In some embodiments, the processing module is configured to provide a warning to a user of the surgical microscope system based on the information about the balance of the surgical microscope system. The warning indicates danger of imbalance in the surgical microscope system.