Abstract: A method for cleaning the lens of a visualization device integrated into a ventilation tube positioned inside a patient, wherein the tube comprises a ventilation lumen and the lens is positioned proximal to the distal end of the ventilation lumen, the method comprising providing a suction catheter comprising a brush at its distal end; positioning the catheter inside the ventilation lumen such that the brush protrudes from the distal end of the ventilation lumen; and manipulating the catheter at its proximal end to cause the brush to make contact with the lens in order to clean the lens.

Abstract: A stable dental mirror assembly that is used by dentists during the treatment of patients is described. The mirror is fixed on a rubber dam frame that is placed in the patient's mouth during treatment. The dental mirror includes a handle on which the mirror slides. The handle includes an elbow curve. In further aspects, a method for using a dental mirror assembly and a dental mirror assembly kit are described. The dental mirror may be moved through 360 degrees and does not need to be held, thus freeing the dentist's hands. Additionally, the dental mirror assembly provides a stable visual field and allows easy movement and adjustment of the mirror.

Abstract: A stable dental mirror assembly that is used by dentists during the treatment of patients is described. The mirror is fixed on a rubber dam frame that is placed in the patient's mouth during treatment. The dental mirror includes a handle on which the mirror slides. The handle includes an elbow curve. In further aspects, a method for using a dental mirror assembly and a dental mirror assembly kit are described. The dental mirror may be moved through 360 degrees and does not need to be held, thus freeing the dentist's hands. Additionally, the dental mirror assembly provides a stable visual field and allows easy movement and adjustment of the mirror.

Abstract: A vaginal speculum and side wall retractor allows clinicians to visualize the cervix and upper vagina by retracting vaginal walls simultaneously. This device is comprised of a handle, a mobile introducer allowing the device to comfortably be inserted vaginally, and a lower blade capable of stabilizing the cervix and a body containing the side wall retractor. This retractor is comprised of a rolled-up sheet of transparent plastic which can be opened through a rotating shaft countersunk in the body of the base. A friction or sprocket gear allows the rotating shaft to open and close the plastic side wall retractor as well as completely unwinding the transparent plastic sheet so that the device can be removed while leaving surgical instruments in the vagina. The rotating shaft serves as a light guide and brings light from the knob, which contains an LED, into the rolled-up sheet during examinations.

Abstract: A method of determining tear film lipid layer thickness. The method includes the steps of measuring a tear film aqueous plus lipid layer relative reflectance spectrum using a wavelength-dependent optical interferometer; converting the measured tear film aqueous plus lipid layer relative reflectance spectrum to a calculated absolute reflectance spectrum; and comparing the calculated absolute reflectance spectrum to a theoretical absolute lipid reflectance spectrum to determine a tear film lipid layer thickness.

Abstract: Various examples of methods, systems and devices are provided for ophthalmic examination. In one example, a handheld system includes an optical imaging assembly coupled to a user device that includes a camera aligned with optics of the optical imaging assembly. The user device can obtain ocular imaging data of at least a portion of an eye via the optics of the optical imaging assembly and provide ophthalmic evaluation results based at least in part upon the ocular imaging data. In another example, a method includes receiving ocular imaging data of at least a portion of an eye; analyzing the ocular imaging data to determine at least one ophthalmic characteristic of the eye; and determining a condition based at least in part upon the at least one ophthalmic characteristic.

Abstract: An operating microscope (2, 48) for observing an eye (77) is provided. The operating microscope (2, 48) comprises a main objective (5) and a fundus imaging system (71) that is positionable in the beam path (7) between the eye (77) and the main objective (5), said fundus imaging system having an ophthalmoscopy magnifier (73). The main objective (5) of the operating microscope (2, 48) has a focal length in the range between 90 mm and 160 mm. The fundus imaging system (71) also can comprise an optics group (81), the dispersion properties of which are matched to the dispersion properties of the ophthalmoscopy magnifier (73) in such a way that the optics group (81) compensates a chromatic aberration of the ophthalmoscopy magnifier (73).

Abstract: An ophthalmologic apparatus includes an image sensor that acquires first and second images of an anterior segment of a subject's eye at different timings, and processing circuitry that calculates a rotational movement amount between a partial image in the second image and a corresponding partial image in the first image. The processing circuitry performs registration between the partial images in a rotation direction based on the rotational movement amount and performs a phase only correlation processing to calculate a parallel movement amount. The processing circuitry controls an actuator that moves the subject's eye and the optical system relative to each other based on at least one of the rotational movement amount and the parallel movement amount, specifies the partial image in the second image based on the first image and the second image, and calculates the rotational movement amount between the corresponding partial image and the specified partial image.

Abstract: An apparatus for at least one of diagnosing or treating an eye condition can include a goggle enclosure, sized and shaped to be seated on an eye socket of an eye to provide one or more cavities within the enclosure that extend about an entire exposed anterior portion of the eye, a pump, in fluidic communication with the one or more cavities to apply a fluid pressure to the one or more cavities, the pump configured to adjust a fluid pressure within the one or more cavities of the goggle enclosure, and a control circuit, including a data interface to receive data directly or indirectly indicating at least one of an intraorbital pressure, ICP, IOP, or a relationship between ICP and IOP, and based on processing the received data as a feedback control variable, controlling the pump to adjust the fluid pressure within the one or more cavities, the controlling including using further monitoring of the received data to control the pump.

Abstract: A method comprising generating a mechanical signal in a mammal, the mechanical signal having a frequency no more than 50,000 Hz, transmitting the mechanical signal through the musculoskeletal system in the mammal, and sensing the mechanical signal from the musculoskeletal system. A method of triggering an internal event comprising generating a mechanical signal internal or external to a mammal, transmitting the signal through the musculoskeletal system of the mammal, detecting the mechanical signal, and triggering an event in response to the mechanical signal. A method of drug delivery comprising generating a mechanical signal internal or external to a mammal, transmitting the signal through the musculoskeletal system of the mammal, detecting the mechanical signal, and delivering the drug in response to the mechanical signal.

Abstract: A web server based digital healthcare practice system to provide digital transformation of physician practice to twenty first century. Physician can provide in home remote patient examination using a smart pocketable integrated multi function device to perform all head to toe examination similar to his office. And can perform computer assisted cardio and pulmonary, abdominal sound diagnosis, ear, nose, throat analysis, and skin analysis from remote to pin point accurate ailment and write prescription to pharmacy, and bill insurance companies. Invention allows patients seek health care 24/7 in state, out of state, out of country and use in state insurance company to pay for the services. A virtual reality model of physician is available for normal everyday ailments.

Abstract: A system and method for multi-modality fusion for 3D printing of a patient-specific organ model is disclosed. A plurality of medical images of a target organ of a patient from different medical imaging modalities are fused. A holistic mesh model of the target organ is generated by segmenting the target organ in the fused medical images from the different medical imaging modalities. One or more spatially varying physiological parameter is estimated from the fused medical images and the estimated one or more spatially varying physiological parameter is mapped to the holistic mesh model of the target organ. The holistic mesh model of the target organ is 3D printed including a representation of the estimated one or more spatially varying physiological parameter mapped to the holistic mesh model. The estimated one or more spatially varying physiological parameter can be represented in the 3D printed model using a spatially material property (e.g.

Abstract: Methods and apparatuses for 3D imaging to measure the shape of orthodontic aligners, teeth, and other oral structures simultaneously, in-vivo or in-vitro. These methods and apparatuses may be used to determine contact locations of aligners with teeth and/or teeth with other teeth with very high precision, including determining the size of gaps where they are not in contact. These measurements may be used design, modify or replace an aligner and/or to verify aligner fit. 3D models of the whole aligner and teeth may be generated.

Abstract: A spectroscopic system may include: a probe having a probe tip and an optical coupler, the optical coupler including an emitting fiber group and first and second receiving fiber groups, each fiber group having a first end and a second end, wherein the first ends of the fiber groups are formed into a bundle and optically exposed through the probe tip; a light source optically coupled to the second end of the emitting fiber group, the light source emitting light in at least a first waveband and a second waveband, the second waveband being different from the first waveband; a first spectrometer optically coupled to the second end of the first receiving fiber group and configured to process light in the first waveband; and a second spectrometer optically coupled to the second end of the second receiving fiber group and configured to process light in the second waveband.

Abstract: A contact-type endoscope surface enhanced Raman scattering (SERS) probe includes a gradient-index (GRIN) lens, a transparent substrate adhered to the GRIN lens, and a rough metallic layer adhered to an opposite side of the transparent substrate from the GRIN lens. The GRIN lens focuses light from a Raman spectrometer onto the rough metallic layer, and the rough metallic layer is positioned at the distal end of the contact-type endoscope SERS probe.

Abstract: The dental health assessment assisting apparatus includes a gray scale converter configured to convert a fluorescence image obtained by imaging fluorescence of a tooth irradiated with excitation light into a gray scale image, a gray scale value acquiring unit configured to acquire gray scale values of a reference point and a plurality of evaluation points in an image of the tooth in the gray scale image, a normalization unit configured to normalize the gray scale values of the plurality of evaluation points by the gray scale value of the reference point, and a dental health assessment data generator configured to generate dental health assessment data visually representing the gray scale value of the reference point and the gray scale values of the plurality of evaluation points which have been normalized.

Abstract: In one embodiment, a temperature sensor includes an optical waveguide having a distal tip and a thermochromic sensing element mounted to the distal tip of the optical waveguide, wherein light transmitted through the optical waveguide to the distal tip is reflected back from the thermochromic sensing element and wherein the reflected light provides an indication of a local temperature at a location of the thermochromic sensing element.

Abstract: A vascular impedance measuring device may comprise a processing component capable of processing raw pressure and flow wave data and a pressure measuring component capable of providing pressure wave data from a specified point in a vessel and forwarding the pressure wave data to the processing component. The device may further include a flow measuring component capable of providing flow wave data from the specified point or a point near the specified point in the vessel and forwarding the flow wave data to the processing component. The processing component processes the raw pressure and flow wave data to produce an estimation of vascular impedance of the vessel from the specified point of measure and may provide data to a feedback system for therapy.

Abstract: A method of processing a signal pertaining to at least one electrical property of an organ of a subject is disclosed. The method comprises determining a physiological condition of the subject, selecting a frequency band, filtering the signal according to the frequency band, and dynamically adapting the frequency band in response to a change in the physiological condition.

Abstract: Monitoring apparatus and methods are provided for assessing a physiological condition of a subject. At least two types of physiological information are detected from a subject via a portable monitoring device associated with the subject, and an assessment of a physiological condition of the subject is made using the at least two types of physiological information, wherein each type of physiological information is individually insufficient to make the physiological condition assessment. Environmental information from a vicinity of a subject also may be detected, and an assessment of a physiological condition of the subject may be made using the environmental information in combination with the physiological information. Exemplary physiological information may include subject heart rate, subject activity level, subject tympanic membrane temperature, and subject breathing rate. Exemplary environmental information may include humidity level information in the vicinity of the subject.

Abstract: Materials and devices are provided for the sensing and manipulation of biomechanical and physiochemical properties of tissues or tissue surfaces. Examples of use include soft tissues such as skin or adipose tissues or more dense tissues such as muscle or heart or dense tissues such as bone. The materials and devices provide for in vivo measurements of biomechanical properties at the tissue surface, e.g. near surface regions of the epidermis or dermis or underlying structures. The devices can be non-invasive and/or non-destructive to the material and, especially for the biomaterials, can be biocompatible and/or biodegradable. The materials and devices can use ultrathin, stretchable networks of mechanical actuators and sensors constructed with nanoribbons of piezoelectric materials.

Abstract: A wearable audio device includes a housing configured to be positioned at an ear of a subject, a speaker and a chipset within the housing. The chipset includes a plurality of sensor elements, at least one signal processor, at least one digital bus, power regulating circuitry, and at least one wireless transmitter. The sensor elements include at least one optical emitter, at least one optical detector, and at least one noise source. The chipset is positioned within the housing such that the at least one optical emitter and at least one optical detector are in optical communication with the ear via a window in the housing. The at least one signal processor includes sensor signal conditioning algorithms configured to process signals from the sensor elements to generate physiological assessment information about the subject. The at least one wireless transmitter is configured to communicate the physiological assessment information to a remote device.

Abstract: The present invention includes systems and methods directed towards a wearable device (100, 200) that can measure health parameters in two levels. The wearable device can measure a health parameter of a user using an attached sensor (112). This sensor measurement is checked against a threshold database (126, 146, 156) that details an action to be taken if the sensor measurement satisfies a health threshold. The health can be predetermined by the user or by a professional. This action can be a request to the user of the wearable device to move the wearable device to another part of his/her body so that the wearable device can gather a second sensor measurement that can provide more detail or context for the first sensor measurement. The wearable device can thus provide two levels of sensor data measurement, which it can store and synchronize to storage on a network/cloud service (104) or to another electronic device (102).

Abstract: Systems, methods and devices for reducing noise in health monitoring including monitoring systems, methods and/or devices receiving a health signal and/or having at least one electrode or sensor for health monitoring.

Abstract: The invention provides a body-worn patch sensor for simultaneously measuring a blood pressure (BP), pulse oximetry (SpO2), and other vital signs and hemodynamic parameters from a patient. The patch sensor features a sensing portion having a flexible housing that is worn entirely on the patient's chest and encloses a battery, wireless transmitter, and all the sensor's sensing and electronic components. It measures electrocardiogram (ECG), impedance plethysmogram (IPG), photoplethysmogram (PPG), and phonocardiogram (PCG) waveforms, and collectively processes these to determine the vital signs and hemodynamic parameters. The sensor that measures PPG waveforms also includes a heating element to increase perfusion of tissue on the chest.

Abstract: A biological information detection apparatus includes: a light source which projects a pattern of near-infrared light onto an object including a living body; an imaging system which includes first photodetector cells detecting light in a near-infrared wavelength range and second photodetector cells detecting light in a visible wavelength range, and generates a first image signal representing a first image, which is an image taken in the near-infrared wavelength range, of the object on which the pattern is projected, and a second image signal representing a second image of the object taken in the visible wavelength range; and a calculator which calculates biological information concerning the living body using at least one selected from the group consisting of the first and second image signals.

Abstract: A wearable computing device includes one or more processors, memory and a physiological metric sensor system, including a light source configured to direct light into tissue of a user wearing the wearable computing device, a light detector implemented a distance away from the light source and configured to detect light from the light source that reflects back from the user, and a light-blocking portion implemented between the light source and the light detector. The wearable computing device may further include an audio port directed towards an ear canal of the user and control circuitry configured to activate the light source during a period of time and generate a light detector signal indicating an amount of light detected by the light detector during the period of time.

Abstract: Apparatus for monitoring arterial pulse waves includes at least one separator ring receivable on at least one digit of a limb effective to tether a feed tube supplying a measuring device to a digit. Each separator ring is of a compliant material, of a non-interrupted tubular configuration, designed to avoid interference of blood supply to or from the digit to which it is applied, and of sufficient resilience and thickness to enable it to distance each adjacent digit from a digit mounted tubular socket probe so as to prevent contact between the tubular socket probe and adjacent digits, without interference to blood circulation, irrespective of the thickness of the digit on which the separator ring is received.

Abstract: In an embodiment, a sensor module 10 includes a piezoelectric element 30 placed on the principal face of a board 20, which piezoelectric element is surrounded by a vibration ring 40 and installed in an appropriate position on a person's arm, neck, etc., using a medical fixing tape, etc., with the vibration ring 40 contacting the person's skin. When a pulse wave is transmitted to the vibration ring 40 from the skin, the board 20 also vibrates and this vibration is transmitted to the piezoelectric element 30. Then, the piezoelectric element 30 is displaced and the pulse wave vibration is converted to an electrical signal. The resulting electrical signal is amplified by an amplifier on the board 20 and input to the vibration analysis device 100, where prescribed calculations are run to perform waveform analysis. The vascular state, etc., can be known from pulse waveforms.

Abstract: A flexible sensor used for touch detection and an application thereof. The flexible sensor having a flexible substrate, at least two conductive layers and a plurality of electrodes, the conductive layers respectively covering two surfaces of the flexible substrate, the electrodes being arranged at two ends of the conductive layers, the conductive layers having a matrix and first conductive particles dispersed within the matrix. The sensor has stable output characteristics and good consistency between individuals, is easy to install, low-cost and highly sensitive, and can replace PVDF piezoelectric thin film sensors for monitoring human heartbeat and breathing state data.

Abstract: Wireless intracranial monitors are provided. The wireless intracranial monitors comprise a main body, a wireless transceiver, a processing module, and a sensing module, in which the sensing module contains a catheter. On the catheter, a pressure sensor is configured to detect deformation of the catheter or a diaphragm connected to the pressure sensor. The detected deformation is then transmitted to the processing module through an in-catheter wire.

Abstract: An ECG data management system is disclosed which includes a first memory portion configured to store ECG data having values corresponding to electrical signals of a heart acquired over time via a plurality of electrodes disposed at different areas of the heart. The system also includes a second memory portion configured to store the ECG data and a processing device configured to manage mapping of the ECG data by performing a mapping procedure including generating map data and one or more maps from the ECG data for display; concurrently storing the ECG data in the first memory portion and the second memory portion; and in response to a request to export the ECG data, stopping the storing of the ECG data in the second memory portion and synchronizing the ECG data stored in the second memory portion with the map data while continuing to perform the mapping procedure.

Abstract: A method includes receiving an input mesh representation of a cardiac chamber, a set of measured locations on a wall tissue of the cardiac chamber, and a respective set of local activation times (LATs) measured at the locations. The input mesh is re-meshed into a regular mesh including regularized polygons. The set of measured locations and respective LATs is data fitted to the regularized polygons. Respective LAT values, and respective probabilities that the wall tissue includes scar tissue, are iteratively calculated for the regularized polygons, so as to obtain an electrophysiological (EP) activation wave over the regular mesh that indicates scar tissue. An electroanatomical map overlaid on the regular mesh, the map including the EP activation wave and the scar tissue, is presented.

Abstract: A computer-implemented method for non-invasively identifying ablation locations in atrial tissue, can include: receiving three-dimensional imaging data representing atrial tissue of a left atrial flutter (LAFL) subject; generating a subject-specific model of the at least one of the atrial tissue from the three-dimensional imaging data; estimating tissue fiber orientations in the atrial tissue; assigning the estimated tissue fiber orientations to the subject-specific model of the atrial tissue; conducting simulations of LAFL using the subject-specific model to identify regions of slow conduction of a propagating wave within an atrial tissue region of the atrial tissue; a critical isthmus of a rotational wavefront within the atrial tissue region; or a region based on a minimum cut in a flow network; and identifying at least one ablation location in the atrial tissue region based on the identified regions of slow conduction, the critical isthmus, or the minimum cut.

Abstract: A determination system includes a head electrode that is located on a left head portion of a user when an intention of the user to move a portion on a right side of a body of the user is detected and that is located on a right head portion of the user when an intention of the user to move a portion on a left side of the body of the user is detected; an ear hole electrode that is located in an ear hole of the user; an electroencephalogram signal measurer that obtains a voltage between the head electrode and the ear hole electrode; and a determiner that determines whether or not a change in the voltage includes the intention to move the portion on the right side of the body or the intention to move the portion on the left side of the body.

Abstract: Example methods are disclosed herein that include obtaining electroencephalographic (EEG) data from a subject via a device comprising two or more independently adjustable bands, each of the bands having a plurality of electrodes to detect the electroencephalographic data from a brain of the subject, each band selectively rotatable relative to an adjacent band and each band selectively compressible to increase a force of the electrodes against a head of the subject. The example method also includes converting the EEG data into digital EEG signals and conditioning the digital EEG signals. In addition, the example method includes analyzing the digital EEG signals using one or more analysis protocols to determine a mental characteristic of the subject and transmitting the mental characteristic to an output device.

Abstract: An electrode for acquiring electroencephalogram signals of a user includes a base and a plurality of legs extending from the base at first extremity. The legs include a second extremity covered with an electrically conductive material. The second extremity includes a smaller cross-section than the first extremity of the legs so the legs can penetrate through hair of the user. The legs elastically flex such that, when the electrode is applied on a user's head, the electrically conductive material of the second extremity contacts a scalp of the user, wherein the base is of cuboid shape having two side faces, the legs being directly attached to the side faces of the base, the legs being symmetrically attached to the base with respect to a longitudinal axis and the legs attached to a side face of the base facing the legs attached to the other side face of the base.

Abstract: Provided herein is a device, a system, and a method of using the device and system to deliver non-contact thermal stimulation to the skin of a person and, by detecting evoked potentials in that person's central nervous system, to determine a neurological condition of the person.

Abstract: Computerized systems, methods, and computer-readable storage media storing code for implementing the methods are provided for training an inference model used to generate a musculoskeletal representation. One such system includes a processor programmed to: determine, based on information obtained from at least one image, position information describing a spatial relationship between two or more connected musculoskeletal segments of a user; determine, based on a plurality of neuromuscular signals, force information; associate the position information with the force information; train an inference model to output a musculoskeletal representation consistent with the position information and/or the force information when neuromuscular input signals provided to the inference model have at least one predetermined characteristic, to produce an updated inference model; and cause the updated inference model to be stored in a memory.

Abstract: The position detector disclosed may include: a diamond with nitrogen vacancy centers; an activator configured to activate the nitrogen vacancy centers in the diamond to emit fluorescence signals; a sensor configured to detect the fluorescence signals emitted from the diamond, and a controller configured to control components of the position detector. The controller may be configured to: control the activator to activate the nitrogen vacancy centers in the diamond; control a first EM radiation source to generate one or more EM signals; receive via the sensor one or more first indications of one or more first fluorescence signals; control a second EM radiation source to generate one or more EM signals; receive via the sensor one or more second indications of one or more second fluorescence signals; and calculate the position of the diamond based on the received indications. The position detector has utility in detecting a medical tool in the body of a subject, for example.

Abstract: The invention relates to a position determining apparatus (6) for determining the position of an interventional instrument (1) within a subject (4). A spatial relation between positions of a second part (3) of the interventional instrument outside the subject and a first part (2) of the interventional instrument within the subject is determined based on an actual image of the interventional instrument within the subject being preferentially an x-ray image and a provided position of the second part. Once the spatial relation has been determined, the position of the interventional instrument within the subject can be determined, while the interventional instrument is moved within the subject, based on the determined spatial relation and a determined actual position of the second part outside the subject, without necessarily acquiring a further actual image. This can allow for a reduction of a radiation dose, if rays are used for acquiring the actual image.

Abstract: An electrophysiology mapping system utilizes multiple surface electrodes on a body of a patient for visualization of internal bodily structures, and especially cardiac structures. Some such systems can further utilize a magnetic field source adjacent to the patient for internal bodily structure visualization. In place of an intra-cardiac electrode or other intra-cardiac sensor, an echo probe is utilized external to the body. The electrode or other sensor on the echo probe is spaced a known distance from a sound wave detector, such as a piezoelectric crystal which also generates sound waves, the sensor assisting in correlating echo probe sensed patient structural data with patient structural data otherwise gathered by the EP mapping system. This data is integrated together for visualization on the EP mapping display without requiring an intra-cardiac electrode or other intra-cardiac sensor.

Abstract: A method includes obtaining a first physiological parameter indicative of a non-invasively measured airway pressure of a subject, obtaining a second physiological parameter indicative of a non-invasively measured air flow into the lungs of the subject, and estimating a third physiological parameter indicative of an intra-pleural pressure of the subject based on the first and second physiological parameters and generating a signal indicative thereof. An other method includes obtaining a first physiological parameter indicative of a non-invasively estimated intra-pleural pressure of a subject, determining a second physiological parameter indicative of a lung volume of the subject that is based on a third physiological parameter indicative of a non-invasively measured air flow into the lungs of the subject, and determining a work of breathing based on the first and second physiological parameters and generating a signal indicative thereof.

Abstract: Systems and methods use a three-dimensional snapshot of an infant, child, adolescent, or adult where the subject may have bent legs and an unaligned head position, to provide an estimate of human length. The system identifies anatomical features from the digital information and generates a virtual skeleton. The cumulative distances between pseudo-joints of the virtual skeleton provide an estimate of human length. Comparing length estimates from multiple three-dimensional snapshots of the same individual acquired over time provide an indication of growth of the infant, child, or adolescent. Daily estimates of length can detect growth faltering sooner than less frequent estimates of length, which can lead to timely intervention.

Abstract: A piezoelectric patch sensor for measuring muscle movement of contraction and extension is disclosed. The sensor is elongated and directly attached to a skin site of a user for the measuring via an interface circuit connected to a host processor. The piezoelectric patch sensor has an adhesive layer with an adhesive bottom surface for firmly attaching to the skin site. An elastic sheet is integrated on top of the adhesive layer. A piezoelectric thread is further integrated on top of the elastic sheet and has a bundle of aligned piezoelectric fibers. The thread is electrically coupled to the interface circuit via a pair of conductive wires, forming a piezoelectric measurement circuitry. Muscle movement under the skin site shrinks or extends the piezoelectric patch sensor in its entirety along the direction of muscle movement due to a corresponding shrinking or extending movement of the skin firmly attached to the adhesive layer.

Abstract: The present disclosure relates to an information processing device, an information processing method, a program, and a watching system that enable determination of a specific region, such as the region occupied by a bed, in accordance with a captured image. An information processing device as an aspect of the present disclosure includes: a moving object detection unit that detects a moving object in a captured image; a stay area information holding unit that holds stay area information indicating the position of the moving object detected in the captured image; a stay frequency map generation unit that extracts the stay area information corresponding to a predetermined time period from time-series stay area information being held, and generates a stay frequency map by combining the extracted stay area information; and a specific region determination unit that determines a specific region having a high stay frequency regarding the moving object, in accordance with the generated stay frequency map.

Abstract: A method for assessing movement of a body portion includes, via one or more machine learning models, analyzing a sensor signal indicative of movement of the body portion to determine a movement of the body portion; determining a sensor confidence level based, at least in part, on a characteristic of the sensor signal; receiving a series of images indicative of movement of the body portion; measuring an angle of movement of the body portion; determining a vision confidence level based, at least in part, on a quality of an identification the body portion; selecting the sensor signal, the measured angle of movement, or a combination thereof as an input into a machine learning model based on the sensor confidence level and the vision confidence level, respectively; analyzing the input to determine a movement pattern of the body portion; and outputting the movement pattern to a user.

Abstract: A method of monitoring respiration with an acoustic measurement device, the acoustic measurement device having a sound transducer, the sound transducer configured to measure sound associated with airflow through a mammalian trachea, the method includes correlating the measured sound into a measurement of tidal volume and generating at least one from the group consisting of an alert and an alarm if the measured tidal volume falls outside of a predetermined range.

Abstract: An audiologic test probe with locking mechanism, and a component for the test probe is disclosed. The probe for conducting an audiologic test comprises the locking mechanism, the probe comprising a probe body with a first probe opening to a first probe channel in the probe body, the probe comprising the locking mechanism for connecting a component with a first component opening to a first component channel.

Abstract: A system for psychoacoustic evaluation of tinnitus synthesizes a test sound that is customized for a patient using the patient's audiogram, a model of the tinnitus related to the patient's audiogram, a psychoacoustic loudness model, and various test-sound parameters. In various embodiments, the system automatically adjusts the intensity and spectral level of the test sound such that the intensity of the test sound as perceived by the patient remains approximately constant across various frequencies and/or sound types used in the psychoacoustic evaluation of tinnitus.