Abstract: A robotic cleaning apparatus can include a body and at least one antenna extending from a periphery of the body. The at least one antenna can be configured to rotate about an axis that extends substantially parallel to a surface to be cleaned.

Abstract: An autonomous vacuum cleaner operable to navigate about a surrounding environment to perform a surface cleaning operation without continuous human input. The vacuum cleaner includes a suction nozzle and a suction motor and a fan assembly operable to generate an airflow through the vacuum cleaner from the suction nozzle through a debris separator to a clean air exhaust. The suction motor and the fan assembly having an axis of rotation and a fan of the fan assembly rotatable about the axis of rotation. The axis of rotation is orientated horizontally. The debris separator includes a cyclonic separator operable to separate debris from the airflow and the cyclonic separator includes a cylindrical wall along a longitudinal axis, the longitudinal axis of the cyclonic separator being orientated horizontally.

Abstract: A vacuum cleaner includes a first cyclone configured to separate dust from air introduced together with foreign objects from a lower side thereof and discharge the separated dust to a first dust storage chamber through an outlet provided at an upper portion thereof, a plurality of second cyclones arranged on an inner circumferential surface of the case and configured to separate fine dust from air which has passed through the first cyclone and discharge the separated fine dust to a second dust storage chamber differentiated from the first dust storage chamber, and a lower configured to form bottom surfaces of the first dust storage chamber and the second dust storage chamber.

Abstract: A cyclone assembly for a surface cleaning apparatus has an openable lower end, a first cyclonic cleaning stage, a second cyclonic cleaning stage, and an airflow passage from the first cyclonic cleaning stage to the second cyclonic cleaning stage. The lower end is moveable to an open position in which at least a portion of the air flow passage is opened.

Abstract: A dust collector includes a housing configured to form an outer appearance of the dust collector; a cyclone formed inside the housing to cause a swirling flow to separate dust from air introduced into the housing; axial inlet type swirl tubes configured to receive air and fine dust that have passed through the cyclone, and cause a swirling flow to separate the fine dust from the air; and a mesh configured to surround an outside of the axial inlet type swirl tubes to form a boundary between the cyclone and the axial inlet type swirl tubes, wherein the axial inlet type swirl tubes are stacked in multiple stages, and the axial inlet type swirl tubes in each stage are radially arranged such that the inlet faces an inner surface of the mesh and the outlet faces the center of a region defined by the housing.

Abstract: A vacuum cleaner that includes a suction source configured to generate a suction airflow, a dirt collector in fluid communication with the suction source and configured to separate debris from the suction airflow and the dirt collector is configured to store the debris separated from the suction airflow. The vacuum further includes an infrared sensor operable to output a signal corresponding to a distance to an amount of debris stored in the dirt collector, a controller that receives the signal, and the controller is operable to determine a fill level stored in the dirt collector based on the signal. A visual display displays the fill level stored in the dirt collector.

Abstract: A robot cleaner using artificial intelligence may include a traveling unit configured to move a main body; a cleaning unit configured to perform a cleaning function; a sensing unit configured to sense a surrounding user; and a controller configured to recognize location of a user based on information sensed through the sensing unit, and control to follow the user to perform cleaning. A method of controlling the robot cleaner using artificial intelligence may include recognizing location of a user; and a follow-up cleaning step of following the user to clean a surrounding area of the user.

Abstract: The moving robot using artificial intelligence includes: a traveling unit to move a main body; an operation unit to perform a specific operation while generating noise; a sensing unit to sense an ambient situation during traveling; and a controller to determine whether a specific activation condition is satisfied, based on situation information sensed by the sensing unit, and, when the activation condition is determined to be satisfied during traveling, perform a control action to activate a low noise mode so that the operation unit performs the specific operation with relatively reducing the noise. The control method using artificial intelligence includes: determining whether a specific activation condition is satisfied, based on situation information acquired by sensing an ambient situation during traveling; and, when the activation condition is determined to be satisfied, performing a specific operation in an activated state of a low noise mode in which noise is relatively reduced.

Abstract: A gas-assisted scraping tool includes a housing having a blade support with a cavity that is connectable to a source of a pressurized gas; a blade attached to and extending forwardly of the blade support; and a diffuser attached to the blade support and spacing the blade from the cavity, the diffuser shaped to direct a stream of the pressurized gas from within the cavity lengthwise along the blade and distribute the pressurized gas transversely across a width of the blade, whereby material loosened by the blade is blown away from an end of the blade by the stream of the pressurized gas.

Abstract: The present invention provides a cleaning tool, comprising a hand-push sweeper, wherein the hand-push sweeper comprising a case with a garbage storage space and a garbage inlet; a sweeping roller that rotates with the hand-push sweeper; garbage can be swept into the case when the sweeping roller rotates; and a push rod that connects the case; a shovel blade at the opening of the garbage storage space; the shovel blade comprises a flexible scraper and a mounting base, and the flexible scraper is fixed with the mounting base Connecting, the mounting base is integrated onto the case, and the flexible scraper forms an obtuse angle with the ground on the forward side; the cleaning tool further comprising a mop plate that is removably connected to the hand-push sweeper, the lower portion of the mop plate is connected with the mop cloth; when the mop plate is connected to the hand-push sweeper, the mop plate disengages the sweep roller from the ground; when the mop plate is separated from the hand-push sweeper, the

Abstract: A textile applicator for application of a sanitizing and/or disinfecting solution to a surface. The applicator incorporates a plurality of direct spun polyester microfiber yarns to define a textile surface which does not bind or inactivate quaternary ammonium compounds, chlorine-based or peracetic and/or other peroxygen based sanitizing and/or disinfecting agents. Thus, the sanitizing and/or disinfecting agent is readily released to the surface being treated without any requirement of pre-loading surface binding sites or applying a charge-modifying surface treatment.

Abstract: A window washer's bucket includes a proximate section open at a top end thereof, a rear panel, a front panel, a pair of opposing side panels, a bottom panel, and at least one divider for defining a plurality of compartments each configured for holding a squeegee. A distal section of the bucket has a front panel, a rear panel, a pair of opposing side panels, and a bottom panel. The distal section is fixed to the front panel of the proximate section and is configured for holding the mop and the cleaning solution therein. The rear panel includes a belt attachment mechanism for connecting with a strap that attaches to a belt worn by the person, the strap including a top loop configured for attachment with the belt, and a length adjustment buckle for adjusting the height of the bucket while worn by the person.

Abstract: A method of operating an appliance including determining user satisfaction with an operation cycle, adjusting at least one operational parameter of the cycle based on the user satisfaction, and incorporating the adjusted operational parameter into a subsequent cycle.

Abstract: The present invention relates to a pan cleaner system. The pan cleaner system comprises a main frame adapted to house a supply system, an inverting system and a cleaning system. The supply system, the inverting system and the cleaning system are configured to form a synchronized continuous functional line beginning by the supply system receiving a pan to be cleaned and ending by the cleaning system releasing a clean pan. The supply system comprises a first conveyor adapted to guide the pans towards the inverting and the cleaning systems. In one embodiment, the inverting system comprises a second conveyor adapted to magnetically hold the pans during the transport and the cleaning process. The pan cleaner system further comprises a releasing system adapted to release the pans from the magnetic conveyor once the cleaning process has been completed.

Abstract: A scent-releasing device and related method, said device to be attached onto an inner side of the door of a dishwasher, including a storage chamber for accommodating a fragrance oil and a release chamber having a membrane through which a gas phase of the fragrance oil is able to pass. Wherein, in a first position of the scent-releasing device, the storage chamber and the release chamber are separated from one another, such that no fragrance oil reaches from the storage chamber into the release chamber. Wherein, in a second position of the scent-releasing device, the storage chamber and the scent-releasing device are connected such that fragrance oil reaches from the storage chamber into the release chamber. Wherein, when there is a change in position from the second position to the first position a defined amount of fragrance oil remains in the release chamber.

Abstract: A manufacturing method of an optical unit for endoscope includes: a process of fabricating a plurality of element wafers each including an optical element having an optical path portion and a spacer portion; a first adhesion process of fabricating a laminated wafer by adhering the element wafers with a first adhesive portion composed of a solid first adhesive disposed in a gap between the spacer portions; a second adhesion process of fabricating a bonded wafer by injecting a liquid second adhesive in the gap between the spacer portions; a curing process of performing curing treatment on the second adhesive; and a process of cutting the bonded wafer.

Abstract: A receiving apparatus includes: an antenna configured to receive, by a radio wave, an image signal acquired by a capsule-type endoscope; a memory configured to store a determination table or a determination function, each being used for determining an interference level of the radio wave; and a processor comprising hardware, the processor is configured to: acquire a received signal strength of the image signal received by the antenna; generate determination information used for determining the interference level of the radio wave based on one or more synchronization signals included in the image signal; determine the interference level of the radio wave based on the received signal strength and the determination information by using the determination table or the determination function; and control to output information indicating that electromagnetic interference occurs, when the determined interference level of the radio wave is greater than a preset interference level.

Abstract: When a bendable medical instrument is used, the present invention reduces a risk that a body of the medical instrument is damaged. The present invention provides a medical instrument which includes: a deformable portion; a wire configured to deform the deformable portion; and a driving unit configured to transmit driving force to the wire, wherein: the medical instrument includes a load detecting unit configured to detect load applied to the deformable portion; and when the load detected by the load detecting unit exceeds a threshold value, the driving unit breaks connection between the wire and the driving force.

Abstract: An endoscope of the invention has a first surface constituting a distal end surface of the insertion part, a second surface formed on a projecting part projecting from the first surface to a front side, and an observation window provided on the second surface. The first surface has a fluid jetting nozzle, a first protective projection, and a second protective projection. The projecting part has an extending part extending from the observation window toward a side opposite to the fluid jetting nozzle. In all combinations of imaginary planes capable of coming into contact with, from the front side, at least two of the fluid jetting nozzle, the first protective projection, the second protective projection, and the extending part, the imaginary planes are disposed forward of the observation window.

Abstract: A medical appliance for use in medical procedures to controllably advance a medical device through a sheath. The medical appliance features pneumatic action and connecting structures adapted to couple the appliance to a variety of types of catheters, tools, and instruments.

Abstract: A cap for a container comprises an annular collar with a longitudinal axis and a diameter perpendicular thereto. A seal includes two seal elements which cooperate to form a generally cylindrical seal member locatable in the collar with the seal elements in contact with each other in a plane parallel to the longitudinal axis. At least one of the seal elements has at least one opening therethrough. The openings are configured to receive the tubes of a medical tube set and the cap can be constructed with different combinations of seal members to provide a different number of openings into the container.

Abstract: Disclosed is an optical device. The optical device includes: a first WDM filter for dividing an optical signal transmitted through and reflected from a measured subject into an optical signal of an infrared band and a first optical signal through wavelength division multiplexing; a first LC tunable wavelength filter disposed at an output end of the first WDM filter, and selectively filtering the optical signal of the infrared band; a second WDM filter for dividing the first optical signal into an optical signal of a first visible light band and a second optical signal through wavelength division multiplexing; and a second LC tunable wavelength filter disposed at an output end of the second WDM filter, and selectively filtering the optical signal of the first visible light band.

Abstract: An endoscope including an insertion tube, a working, channel located within the insertion tube, and a protecting feature disposed within at least a portion, of the working channel The protecting feature may be adapted to protect the working-channel from thermal damage and/or from mechanical damage caused by a medical instrument located in the working channel.

Abstract: A visualization system includes an observation apparatus having a first image recording device to observe an operation region with a first observation plane, and an endoscope having a probe and a second image recording device to observe the operation region with a second observation plane. A display device represents a first image recorded by the first image recording device in a first orientation and a second image recorded by the second image recording device in a second orientation. The endoscope includes a motion sensor connected to a control unit to determine an angular position of the probe of the endoscope in space. The control unit determines an angular position of the probe of the endoscope relative to a first viewing axis to permit the second orientation of the second image to be alignable depending on an angular position of the probe relative to the first viewing axis.

Abstract: An endoscope includes a distal end surface provided at a distal end of an insertion part; an observation window provided on the distal end surface; a fluid jetting nozzle; and a first protective projection, a second protective projection, and a third protective projection disposed at an outer peripheral part of the distal end surface and provided to project forward of the observation window. In all combinations of imaginary planes capable of coming into contact with the first protective projection, the second protective projection, and the third protective projection from a front side, the imaginary planes are disposed forward of the observation window, the imaginary planes are disposed at the same height as or forward of the fluid jetting nozzle, and the observation window and a portion of the fluid jetting nozzle are included within an outer ring region surrounded by the first protective projection, the second protective projection, and the third protective projection.

Abstract: An apparatus includes a power source, a pulse generator, a light source, a guidewire, an optical fiber, and a connector. The pulse generator is in electrical communication with the power source. The pulse generator is also capable of generating an electric pulse. The light source is in electrical communication with the pulse generator in such a way that the light source turns on and off in response to the electric pulse received from the pulse generator. The guidewire includes a proximal end and a distal end. The optical fiber extends through the guidewire from the proximal end of the guidewire towards the distal end of the guidewire. The connector couples with the guidewire while allowing the light source to communicate with the optical fiber.

Abstract: A cleaning tool is attachable to a dental air-water syringe tip. The tool has a frame which supports a mirrored surface. tool grip is attached to the frame, and includes a resilient body and a channel extending through the body. The channel is sized smaller than a diameter of the syringe tip. A support arm connects the frame and the tool grip, and the frame and the tool grip are each connected to the support arm at a predetermined angle which causes there to be a predetermined angle between a longitudinal axis of the channel, and thus the output of the tool tip, and the mirror surface.

Abstract: An ophthalmic apparatus of an exemplary embodiment includes a storage and a difference processor. The storage stores a plurality of pieces of angiographic image data acquired by applying optical coherence tomography (OCT) angiography to the fundus of a subject's eye a plurality of times. The difference processor generates difference data between the first angiographic image data and the second angiographic image data both read out from the storage.

Abstract: In accordance with one aspect of the present invention, an optical coherence tomography-based ophthalmic testing center system includes an optical coherence tomography instrument comprising an eyepiece for receiving at least one eye of a user or subject; a light source that outputs light that is directed through the eyepiece into the user's or subject's eye, an interferometer configured to produce optical interference using light reflected from the user's/subject's eye, an optical detector disposed so as to detect said optical interference; and a processing unit coupled to the detector.

Abstract: An ultrasonic transducer includes a piezoelectric element in round shape, an acoustic lens, and an acoustic matching layer. The piezoelectric element generates an ultrasonic sound wave. The acoustic matching layer decreases a reflection of the ultrasonic sound wave from a subject. The piezoelectric element has a center having a hole through which an optical fiber that guides a light of a light source passes. The ultrasonic transducer transmits and receives the ultrasonic sound wave while emitting the light. The acoustic lens has a material using a resin with a withstand voltage, mainly polymethylpentene. The acoustic matching layer has a thickness set to ?/4 by not applying a polyparaxylylene coating for ensuring the withstand voltage on the acoustic matching layer. The optical fiber has a distal end configured not to pass through the acoustic lens. The piezoelectric element and the acoustic matching layer have shapes in a planar surface.

Abstract: An ophthalmic apparatus of an exemplary embodiment is capable of applying OCT to the fundus of a subject's eye, and includes an optical system, an optical scanner, an optical path length changing device, and a controller. The optical system splits light output front a light source into measurement light and reference light, projects the measurement light onto the fundus, generates interference light by superposing returning light of the measurement light from the subject's eye on the reference light, and detects the interference light. The optical scanner deflects the measurement light for scanning the fundus. The optical path length changing device changes at least one of an optical path length of the measurement light and an optical path length of the reference light. The controller controls the optical scanner based on at least the optical path length.

Abstract: To provide an ophthalmologic device and a pupil state measuring method capable of securing accuracy of a measurement result of objective measurement and effective for investigating the cause of an error during objective measurement. A pupil state measuring method according to the present invention includes: an ocular characteristic measuring step of objectively measuring an ocular characteristic of a subject eye of a subject; an imaging step of substantially simultaneously imaging an anterior ocular segment of the subject eye from different directions using at least two imaging units in measuring the ocular characteristic; a measuring step of analyzing at least one image of images taken by the at least two imaging units to measure a pupil state of the subject eye; and a step of performing the imaging step and the measuring step in measuring the ocular characteristic.

Abstract: An ophthalmic lens having an electronic system is described herein for monitoring the medical condition of the wearer using at least one sensor and at least one problem template. In a further embodiment, the problem template includes a pattern and/or a threshold. In at least one embodiment, the lens works in conjunction with a second lens and/or an external device to monitor for a medical condition or to perform a test protocol of the wearer. Examples of the at least one sensor include an eyelid position sensor system, an eye movement sensor system, a biosensor, a bioimpedance sensor, a temperature sensor, and a pulse oximeter.

Abstract: Systems and methods for non-invasive brain stimulation using focused ultrasound are provided. An exemplary method of non-invasive brain stimulation in the brain of a subject can include securing the subject in a fixed position relative to an ultrasound source and providing a focused ultrasound having one or more ultrasound parameters to a location in the brain of the subject, the location and the one or more ultrasound parameters selected to evoke a physical response of the subject, and measuring the physical response of the subject.

Abstract: An ophthalmic device having a single or dual compartment configuration selectively emits infrared and visible light beams onto one or a pair of target eyes. The device performs eye fundus imaging and aids in the detection of ailments as indicated by anomalies in the pupillary reflex.

Abstract: A system and method for a portable eye examination camera is described herein. The system and method may include: a light source disposed within said portable camera at a set distance away from an eye of a patient; a first lens within said portable camera for focusing the light from said light source onto a retina of the eye and providing a wide field retinal image; a second lens for receiving said retinal image and causing a magnification of said retinal image; and a digital camera within a mobile computing device for recording said retinal image.

Abstract: A vital signs sensor includes an identifier storage device that stores an identifier of a subject, and a signal processing device that acquires a vital sign from the subject, and that wirelessly transmits the vital sign and the identifier that is stored in the identifier storage device, with correlating the vital sign with the identifier, wherein the identifier storage device has a structure where the identifier storage device is attachable to and detachable from the signal processing device.

Abstract: An embodiment of a sensor device includes a base substrate, a circuit pattern formed overlying the interior surface of the substrate, a physiological characteristic sensor element on the exterior surface of the substrate, conductive plug elements located in vias formed through the substrate, each conductive plug element having one end coupled to a sensor electrode, and having another end coupled to the circuit pattern, a multilayer component stack carried on the substrate and connected to the circuit pattern, the stack including features and components to provide processing and wireless communication functionality for sensor data obtained in association with operation of the sensor device, and an enclosure structure coupled to the substrate to enclose the interior surface of the substrate, the circuit pattern, and the stack.

Abstract: Processes for fabricating physiological characteristic sensor devices are disclosed here. An embodiment of the fabrication process forms a circuit pattern on a base substrate, where the circuit pattern includes circuit layouts for multiple die locations. Component stacks are mounted to the circuit layouts. Each stack has features and components to provide processing and wireless communication functionality for obtained sensor data. An enclosure structure is formed overlying the base substrate to individually cover and enclose each of the component stacks. Sensor elements are fabricated on another surface of the substrate such that each sensor element has electrodes coupled to conductive plug elements formed through the substrate, and such that each sensor element corresponds to one die location. Next, the substrate is separated into physically discrete sensor device components.

Abstract: A connected healthcare environment comprising: (a) an electronic central data storage communicatively coupled to at least one database comprising at least one of a statistical anatomical atlas and a kinematic database; (b) a computer running software configured to generate instructions for displaying an anatomical model of a patient's anatomy on a visual display; (c) a motion tracking device communicatively coupled to the computer and configured to transmit motion tracking data of a patient's anatomy as the anatomy is repositioned, where the software is configured to process the motion tracking data and generate instructions for displaying the anatomical model in a position that mimics the position of the patient anatomy in real time.

Abstract: A pulse photometry probe which is to be attached to a living tissue of a subject includes a light emitter that emits a light beam toward the living tissue of the patient, a light detector that receives the light beam emitted from the light emitter and passing through the living tissue, to produce a vital signal, a vital data acquiring section that acquires vital data of the patient based on the vital signal, and a wireless communicating section that wirelessly transmit the vital data.

Abstract: Disclosed are various examples and embodiments of systems, devices, components and methods configured to detect a location of a source of at least one cardiac rhythm disorder in a patient's heart. In some embodiments, electrogram signals are acquired from inside a patient's heart, and subsequently normalized, adjusted and/or filtered, followed by generating a two-dimensional spatial map, grid or representation of the electrode positions, processing the amplitude-adjusted and filtered electrogram signals across the 2D representation to generate a plurality of three-dimensional electrogram surfaces, one surface being generated for each or selected discrete times, and processing the plurality of three-dimensional electrogram surfaces across the 2D map through time to generate a velocity vector map. The resulting velocity vector map is configured to reveal the location of the source of the at least one cardiac rhythm disorder, which may be, by way of example, an active rotor in a patient's myocardium and atrium.

Abstract: Systems and apparatus for monitoring physiological electrical activity of an individual include a first electrode unit for receiving a first signal indicative of electrical activity at a first location on a body of the individual and a second electrode unit for receiving a second signal indicative of electrical activity at a second location on the body of the individual. Each of the first and second electrode units may be operated in a field-sensing mode wherein the electrode unit is placed on or in proximity to the individual's skin. The first and second electrode units comprise a capacitive sensor element, and the capacitive sensor element of each of the electrode units comprising an electrodynamic sensor which is sensitive to electromagnetic waves; and an antenna comprising an electrically conductive radiating element for receiving electromagnetic waves.

Abstract: A sensor interface is configured to receive a sensor signal. A transmitter generates a transmit signal. A receiver receives the signal corresponding to the transmit signal. Further, a monitor interface is configured to communicate a waveform to the monitor so that measurements derived by the monitor from the waveform are generally equivalent to measurements derivable from the sensor signal.

Abstract: A method for determining a target location for a therapeutic intervention in a subject with a neurological disorder is disclosed that includes selecting the target location within at least one resting state network (RSN) map according to a predetermined criterion for the neurological disorder. Each of the at least one RSN maps includes a plurality of functional voxels within a brain of the subject, and each functional voxel of the plurality of functional voxels is associated with a probability of membership in an RSN. A method for monitoring an efficacy of a therapeutic intervention in a subject with a neurological disorder is also disclosed that includes comparing at least a portion of at least one pre-treatment RSN map of the subject prior to the therapeutic intervention, at least one post-treatment RSN map of the subject after the therapeutic intervention to determine changes in the at least one post-treatment RSN map.

Abstract: Described herein is a multiplex platform that uses ultrasmall nanoparticles (e.g., C dots and C? dots) to graphically differentiate specific nerves (e.g., sensory nerves vs. motor nerves) for nerve transplants and other surgeries. Also described herein is a multiplex platform that uses ultrasmall nanoparticles (e.g., C dots and C? dots) to graphically differentiate between different types of lymph nodes and/or lymphatic pathways, e.g., to safely and effectively perform vascularized lymph node transplantation in the treatment of lymphedema. Also described herein is a multiplex platform that uses ultrasmall nanoparticles (e.g., C dots and C? dots) to graphically differentiate parathyroid tissue.

Abstract: A multispectral imaging device in accordance with one embodiment comprises: an illumination unit for emitting LED lighting to the skin for skin illumination; and a detection unit for causing light reflected from the skin to be incident on a camera, wherein the illumination unit is arranged on the outer side of the detection unit, so that a path of the LED lighting emitted from the illumination unit is formed on the outer side of the detection unit, and a path of the light reflected from the skin is formed on the inner side of the detection unit.

Abstract: The instrument according to the invention for electrosurgically impacting biological tissue comprises an electrode (18) as well as a light guide (21), which is connected to a light inlet window (19), which is formed by means of a fluid body (27). The light guide is connected to a light analysis device (13), so as to absorb the light, which is generated at the electrode (18) in response to the HF surgery and so as to supply it to the light analysis device (13). The light inlet window (19) is arranged at the point of origin of the light, namely immediately at the electrode, that is, at the spark, which is generated. An adulteration of the absorbed light by means of smoke or particle deposition on the light inlet window (19) can virtually be avoided.

Abstract: A system, device, and accompanying software for the remote, three-dimensional, and high-throughput imaging and analysis of human lesions, across a range of wavelengths, lens radii and imaging sensors. This system, device, and software generates and analyses of tumor images at infrared wavelengths through the use of miniaturized, liquid lenses. It has a number of clinical, diagnostic, research, and other imaging applications, including the remote, three-dimensional, and high-throughput imaging and analysis of human cancer tumors.

Abstract: Apparatus for managing animals such as but not limited to livestock. In some embodiments, a tag assembly is configured for attachment to an outer ear of an animal. The tag assembly has a main body and a shaft that extends through an aperture extending through the outer ear to attach the main body to a facing surface of the outer ear. A primary temperature sensor of the tag assembly is configured to obtain outer ear temperature data indicative of an outer ear temperature of the outer ear. A control circuit is configured to receive the outer ear temperature data via a wireless communication link with the tag assembly. The control circuit determines a health state of the animal in response to a localized change in a magnitude of the outer ear temperature data in relation to a set of ambient temperature data over a selected time interval.