Abstract: The disclosed technology is directed to an endoscope processor used in an endoscope system which comprises a receptacle configured to receive a plug of an endoscope. The plug includes an illumination plug terminal, an electric plug terminal, and a light-receiving plug terminal. The receptacle includes an illumination receptacle terminal that is displaceable within a predetermined range in a housing for the receptacle and is to be connected to the illumination plug terminal. An electric receptacle terminal is displaceable within a predetermined range in the housing and is to be connected to the electric plug terminal. A light-receiving receptacle terminal that is arranged between the illumination receptacle terminal and the electric receptacle terminal, is attached relative to the housing and is to be connected to the light-receiving plug terminal.

Abstract: An example medical device is disclosed. The example medical device includes an elongate member having proximal end region and a distal end region. The medical device also includes an end effector having a proximal end region and a distal end region. Additionally, the medical device includes a connection member coupled to the distal end region of the elongate member and the proximal end region of the end effector, the connection member having a first outer surface and a first outer diameter. The medical device also includes a first bushing positioned adjacent to the connection member, the first bushing having a second outer surface and a second outer diameter larger than the first outer diameter.

Abstract: Systems and methods employing a small gauge steerable catheter including a locatable guide with a sheath, particularly as an enhancement to a bronchoscope. A typical procedure is as follows. The location of a target in a reference coordinate system is detected or imported. The catheter is navigated to the target which tracking the distal tip of the guide in the reference coordinate system. Insertion of the catheter is typically via a working channel of a convention bronchoscope. Once the tip of the catheter is positioned at the target, the guide is withdrawn, leaving the sheath secured in place. The sheath is then used as a guide channel to direct a medical tool to target.

Abstract: An applicator instrument for dispensing surgical fasteners includes a housing, a firing system moveable along a first axis, a handle extending upwardly from the housing along a second axis that defines an acute angle with the first axis, the handle having an upper free end that defines a top of the applicator instrument, a trigger coupled with the housing for activating the firing system, and an elongated shaft extending from the distal end of the housing, the elongated shaft having a proximal shaft section extending along the first axis and a distal shaft section that is oriented at an angle relative to the proximal shaft section for extending upwardly toward the top of the applicator instrument. The trigger is squeezed for dispensing surgical fasteners from the distal end of the elongated shaft. The applicator instrument has at least one visual indicator for indicating a proper orientation for the applicator instrument in which the upper free end of the handle is positioned above the housing.

Abstract: The present disclosure relates generally to fluorescent imaging devices, systems, and methods for an endoscopic procedure, and in particular, indocyanine green (ICG) fluorescence. In some embodiments, a device for fluorescent imaging during an endoscopic procedure may include an attachment connectable to a distal end of an endoscope. The attachment may include a first filter alignable with a light source of the endoscope, and a second filter alignable with an imaging device of the endoscope. The first filter may be positionable such that in a first position the first filter is aligned with the light source, and in a second position the first filter is out of alignment with the light source. The second filter may be positionable such that in a first position the second filter is aligned with the imaging device, and in a second position the second filter is out of alignment with the imaging device.

Abstract: Fluorescent imaging systems for performing an endoscopic procedure, such as a retrograde cholangiopancreatography (ERCP) procedure may include a first light source for emitting light in the visible spectrum, or light in the near infrared (NIR) spectrum, or both. A light source bandpass filter may block the emitted light in the visible spectrum, or in the NIR spectrum, or both. A first sensor may be capable of detecting the light in the visible spectrum, or the light in the NIR spectrum, or both. A sensor bandpass filter may block the detected light in the visible spectrum, or in the NIR spectrum, or both. The first or a second light source, or the first or a second sensor, or combinations thereof, may be removably disposed on a duodenoscope.

Abstract: This application presents to an endoscope having a compact distal tip, and to a method for constructing same. In some embodiments one or more optical and sensing elements are mounted directly on an internal surface of a lumen within an external housing, which housing comprises an outer wall of the endoscope tip. Space saved by eliminating intervening containing elements can be used to enhance endoscope performance and/or reduce endoscope size.

Abstract: An endoscope has an improved chip-on-tip configuration that includes both a first configuration of source illumination fibers and a second plurality of source illumination fibers, along with a camera chip. The combination of the camera chip and the source illumination fibers on the tip of the endoscope results in endoscopes with reduced size and weight.

Abstract: An otoscope provides a disposable speculum sleeve that conducts light to a narrow tip holding an electronic camera. By removing the light source from the tip, the diameter of the tip may be further reduced to allow the space of the ear canal to be shared between the otoscope and a tool such as a curette for removing foreign objects or to permit the tip to navigate around ear obstructions. The sleeve may provide for multidirectional illumination of the ear structure for improved visualization. The tip and sleeve may be flexible for increased patient comfort when using a compact tip design.

Abstract: The present invention is directed at minimally invasive systems in which the proximal end portion of the working channel has either zero or a limited range of movement in the lateral direction. A first embodiment has a slidable collar attached to a pair of flanges, wherein movement of the collar is bounded by an annular frame. A second embodiment has a substantially spherical element attached to the tube. A third embodiment has a plurality of caps. A fourth embodiment is adapted for a larger working channel.

Abstract: Disclosed are implementations, including a method for video presentation to cause controllable stimulation of a subject's eyes, that includes preparing a video presentation comprising successive frames of moving images, and, for one or more of the successive frames, selecting a target feature(s) represented in the moving images, with the moving images further comprising one or more background features, the target feature causing stimulation of one of a first eye or a second eye of the subject. For at least some of the frames in which the target feature(s) appears, the method also includes controlling a first contrast characteristic of the target feature(s) to form a first portion of the moving images, and controlling a second contrast characteristic of the one or more background features to form a second portion of the moving images. The method further includes providing the prepared video presentation.

Abstract: To realize highly reliable examination by means of an apparatus free of troublesome adjustment of which structure as a whole is simple. The examination contributes to early discovery of glaucoma in particular. Light emitted from a matrix-type light-emitting diose unit 12 is projected onto an eye to be examined through a liquid crystal shutter 16 and a main optical system 14. The matrix-type light-emitting diode unit 12 includes a plurality of light-emitting diodes devices 12b, 12b, . . . , 12b, of the same specifications arranged in a matrix array. The light-emitting diode devices 12b, 12b, . . . , 12b are independently controlled to form an image for use in the examination. The image includes a circular visual target 100a and a background 100b which is a remaining portion of the image. The visual target 100a flickers generally sinusoidally at a frequency between 1 Hz and 200 Hz. With this arrangement, highly reliable examination contributing to early discovery of glaucoma is realized.

Abstract: An apparatus for assisting in establishing a correction for correcting heterotropia or heterophoria is disclosed. The apparatus tests a prescription for correcting the heterotropia or heterophoria before the prescription is actually realized. The apparatus includes a simulation device with an input interface, a generator unit, and a viewing device. The input interface receives diagnostic data, classification data, and magnitude data concerning the heterotropia or heterophoria, and prescription data indicating a suitable prism. The generator unit generates a right simulation image for the right eye and a left simulation image for the left eye, wherein the right and left simulation images each represent the same object or scene looked at by the respective viewing angles of the eyes. The viewing device has separate displays or display sections for displaying the simulation image to the right eye and the left eye of the patient.

Abstract: In some embodiments, images of a cornea may be obtained, and the images of the cornea may be segmented to detect a tear film layer of the cornea and an epithelium layer of the cornea. Thickness of the tear film layer and thickness of the epithelium layer may be determined based on the segmentation of the images of the cornea. A thickness map may be generated based on the thickness of the tear film layer and the thickness of the epithelium layer. As an example, the thickness map may comprise visual differences in thickness across the tear film layer and the epithelium layer. In some embodiments, the foregoing may be performed with respect to one or more other microlayers of the cornea in addition to or alternatively to the tear film layer or the epithelium layer.

Abstract: Wearable medical devices and systems comprising the devices are provided. The devices and systems find use in monitoring and/or modulating the health of a wearer. The wearable devices may be personalized to conform to the external surface anatomy of the wearer and comprise one or more functional elements. The functional elements are positioned within the wearable device so as to maximize alignment or interaction with functional elements in one or more implanted medical devices or one or more internal anatomical features. The devices and systems find use in the delivery of health care.

Abstract: A hospital bed is programmable with new firmware that is downloaded to the bed over a network. The firmware is downloaded to the bed automatically from a remote computer device. The remote computer device receives a message from the hospital bed which includes data regarding the version number of the bed's current firmware, and if the version number indicates that the firmware is an outdated version, the remote computer device downloads a new version of the firmware to the bed.

Abstract: An integrated system for the monitoring and treating diabetes is provided, including an integrated receiver/hand-held medicament injection pen, including electronics, for use with a continuous glucose sensor. In some embodiments, the receiver is configured to receive continuous glucose sensor data, to calculate a medicament therapy (e.g., via the integrated system electronics) and to automatically set a bolus dose of the integrated hand-held medicament injection pen, whereby the user can manually inject the bolus dose of medicament into the host. In some embodiments, the integrated receiver and hand-held medicament injection pen are integrally formed, while in other embodiments they are detachably connected and communicated via mutually engaging electrical contacts and/or via wireless communication.

Abstract: Devices, systems, and methods for remotely monitoring physiologic cardiovascular data are disclosed. At least some of the embodiments disclosed herein provide access to the external surface of the heart through the pericardial space for the delivery of the sensor to the epicardial surface of the heart. In addition, various disclosed embodiments provide for a memory device capable of receiving the physiologic cardiovascular data collected by the sensors and transmitting such data wirelessly to a remote location.

Abstract: A method of diagnosing and treating a sacroiliac joint of a patient involving delivering a first member into the ilium via a first posterior approach, delivering a second member into the sacrum via a second posterior approach, coupling the first and second members to a pliers, and manipulating the first member relative to the second member via the pliers to determine an ailment of the sacroiliac joint.

Abstract: A biological measurement device includes a probe including a contact surface that includes a plurality of light input portions that input light to a measurement target part and a plurality of light receiving portions that receive measurement light output from the measurement target part, the contact surface being pressed against the measurement target part, and a calculation unit that calculates internal information on the basis of a result of detecting the measurement light obtained for each combination of the light input portion and the light receiving portion, wherein the plurality of light input portions and the plurality of light receiving portions constitute lattices having an interval d in a first direction and a second direction orthogonal to each other on the contact surface.

Abstract: Methods are provided for the highlighting of features in composite images through the alternating of images having complementary colors. An image having a feature of interest is used to generate one or more pseudo color images. A series of a pseudo color images and one or more additional pseudo color or original color images are then alternately displayed so that the differently colored regions among the series of images are easily recognizable to an operator. The differently colored regions differ in having hues that are complementary to one another. The methods are particularly useful for the display of information using two or more imaging modalities and channels, such as is the case for some medical applications in which a natural-light image of pink or light-red tissue with deeper red or blue vasculature is overlaid with another functional image.

Abstract: Eyelid illumination systems and methods for imaging meibomian glands for meibomian gland analysis are disclosed. In one embodiment, a patient's eyelid is IR trans-illuminated with an infrared (IR) light. A trans-illumination image of the patient's eyelid is captured showing meibomian glands in dark outlined areas, whereas non-gland material is shown in light areas. This provides a high contrast image of the meibomian glands that is X-ray like. The lid trans-illumination image of the meibomian glands can be analyzed to determine to diagnose the meibomian glands in the patient's eyelid. The eyelid may be trans-illuminated by a lid-flipping device configured to grasp and flip the eyelid for imaging the interior surface of the eyelid. Also, an IR surface meibography image of the meibomian glands may also be captured and combined with the trans-illumination image of the meibomian glands to provide a higher contrast image of the meibomian glands.

Abstract: A low-cost, ultra-compact multichannel micro-endoscope system is described that includes fiber bundles that can be implanted directly into the target tissue. In one example, the system includes one or more fiber bundles, where a first end of one fiber bundle is shaped as a non-flat surface for insertion into a target, allowing direct contact with a region of interest within the target. The light that travels back from varying depths of the region of interest are received at second end of the fiber bundle, is captured and the corresponding signals are processed to produce high-resolution images of the region of interest. Multiple imaging probes can be implanted into the target to simultaneously monitor neural activities in different regions and at different depths.

Abstract: Vision systems on catheters, cannulas, or similar devices with guiding lumens include receptors distributed in annular areas around respective lumens. Each of the receptors has a field of view covering only a portion of an object environment, and the field of view of each of the receptors overlaps with at least one of the fields of view of the other receptors. A processing system can receive image data from the receptors of the vision systems and combine the image data to construct a visual representation of the object environment.

Abstract: Provided is a photoacoustic measurement device including: an ultrasound image generation unit that generates an ultrasound image on the basis of a detection signal of reflected ultrasonic waves generated by the transmission of ultrasonic waves; a puncture needle detection unit that detects a length direction of a puncture needle on the basis of the ultrasound image; and a controller that controls a steering direction of a region of interest which is a color Doppler measurement target on the basis of the length direction of the puncture needle such that an angle ? formed between a straight line extending in the length direction of the puncture needle and a straight line extending in the steering direction of the region of interest satisfies 0°??<90°.

Abstract: A photoacoustic image generation apparatus includes: a puncture needle that generates photoacoustic waves; an ultrasound probe that detects the photoacoustic waves and reflected ultrasonic waves reflected by the transmission of ultrasonic waves; a processor that generates a color Doppler signal of a region of interest as a color Doppler measurement target, generates a photoacoustic image on the basis of the photoacoustic waves, and detects the position of a tip portion of the puncture needle on the basis of the photoacoustic image; and a controller that sets the region of interest such that the position of the tip portion of the puncture needle and a center position of the region of interest are separated from each other by a predetermined distance and sets the region of interest, following the movement of the tip portion of the puncture needle, in a state in which the distance is maintained.

Abstract: A thermographic sensing device for measuring temperatures at one or more regions of the human body, particularly the breast, utilizes a thermographic composition deposited into linear arrays of recesses formed in the lobes of a conformable medium which is disposable against the skin. The thermographic composition includes a binary solvent system and at least one colorant, wherein the compositions in each array are formulated to melt at precise temperatures, within a diagnostically temperature relevant range, to change from a first visible color to a second visible color.

Abstract: A method of monitoring sleep comprises simultaneously recording a person's electrocardiogram (ECG) and photoplethysmogram (PPG), deriving a plurality of parameters from the recorded data, and providing an output indicative of a sleep characteristic based upon an analysis of the parameters. The ECG and PPG may be recorded using an apparatus which is a combination of a Holter monitor and a pulse oximeter, which is wearable in ambulatory manner.

Abstract: A breath monitoring device including a flow sensor that may measure a respiration rate of a patient and to identify apnea events in the patient's breathing; a CO2 sensor that may operate at low power and to measure a CO2 concentration in the patient's breath; and a processor that may integrate the measurements obtained from the flow sensor and the CO2 sensor and to determine the respiratory status of the patient based on the integration.

Abstract: A wearable electronic device, a system and methods of monitoring with a wearable electronic device. The device includes a hybrid wireless communication module with wireless communication sub-modules to selectively acquire location data from both indoor and outdoor sources, as well as a wireless communication sub-module to selectively transmit an LPWAN signal to provide location information based on the acquired data. The device may also include one or more sensors to collect one or more of environmental data, activity data and physiological data. The device may transmit some or all of its acquired data to a larger system, including a cloud-based server to, in addition to providing location-based data, be used as a part of a predictive health care protocol to correlate changes in acquired data to salient indicators of the health of a wearer of the device. In one form, the predictive health care protocol uses a machine learning model.

Abstract: An exercise device includes an ear piece insertable within the ear canal along an ear canal axis, a plurality of light emitters located about a periphery of the ear piece and spaced apart at 120° intervals for emitting light signals perpendicular to the ear canal axis into different areas of tissue surrounding the ear canal, a plurality of light detectors located about the periphery of the ear piece for detecting reflected light signals from the different areas of tissue surrounding the ear canal, an audio speaker, an audio player for sending audio signals to the audio speaker, and a vital sign monitor for determining at least one of heart rate, blood oxygen level, and body temperature from signals of the emitters and detectors.

Abstract: A system is provided that furnishes expert procedural guidance based upon patient-specific data gained from surgical instruments incorporating sensors on the instrument's working surface, one or more reference sensors placed about the patient, sensors implanted before, during or after the procedure, the patient's personal medical history, and patient status monitoring equipment. Embodiments include a system having a surgical instrument with a sensor for generating a signal indicative of a property of a subject tissue of the patient, which signal is converted into a current dataset and stored. A processor compares the current dataset with other previously stored datasets, and uses the comparison to assess a physical condition of the subject tissue and/or to guide a procedure being performed on the tissue.

Abstract: As placement of a physiological monitoring sensor is typically at a sensor site located at an extremity of the body, the state of microcirculation, such as whether vessels are blocked or open, can have a significant effect on the readings at the sensor site. It is therefore desirable to provide a patient monitor and/or physiological monitoring sensor capable of distinguishing the microcirculation state of blood vessels. In some embodiments, the patient monitor and/or sensor provide a warning and/or compensates a measurement based on the microcirculation state. In some embodiments, a microcirculation determination process implementable by the patient monitor and/or sensor is used to determine the state of microcirculation of the patient.

Abstract: A microcirculation detection system including a heating device, a photosensitive array and a processing unit is provided. The heating device is used to heat a skin area. The photosensitive array is used to detect outgoing light from the skin area, and output a plurality of brightness variation signals respectively at different time points within a heating period. The processing unit is used to calculate a change of an array energy distribution varied within the heating period according to the plurality of brightness variation signals to accordingly identify a microcirculation state.

Abstract: There is provided an information processing apparatus which is capable of encouraging behaviors that have an effect appropriate for the body of a measured person in accordance with the physical condition of the measured person. The information processing apparatus includes: a comparing section configured to perform a comparison using a blood flow velocity of a measured person in a predetermined state and a blood flow velocity of the measured person in a state other than the predetermined state; and an information presenting section configured to present information corresponding to a comparison result of the comparing section.

Abstract: Discussed generally herein are methods and devices for sensing biological function using a flexible, stretchable patch. In one or more embodiments, a device can include a stretchable, flexible first substrate material mechanically coupled to and on the stretchable, flexible fabric, and first metallization mechanically coupled to and on the first substrate material, the first metallization including first pads, meandering traces, and at least one of electrocardiogram (ECG) electrodes, a stretch sensor, and at least one stretch limiting patch.

Abstract: A grip-type pulse wave measuring device includes a main body that has a substantially spheroid shape, and a stopper that projects along an axial direction of the main body and abuts against a side surface of a thumb to restrict a position of the thumb when a user grips the main body portion. Moreover, a light shielding cover is provided that is formed into a substantially semi-cylindrical shape and is mounted so as to be swingable about, as a swing shaft, a shaft that is provided in parallel to the axial direction of the main body. A photoplethysmographic sensor is disposed at a position offset from the swing shaft of the light shielding cover along a peripheral direction of the main body and is configured to acquire a photoplethysmographic signal.

Abstract: A blood pressure status measuring apparatus includes a first photoplethysmographic sensor that includes a light emitting element) outputting near-infrared light and acquires a photoplethysmographic signal of a carotid artery, a second photoplethysmographic sensor that includes a light emitting element outputting blue to yellow-green light and acquires a photoplethysmographic signal of an arteriole or a capillary near the carotid artery, a pulse wave propagation time measuring unit that acquires a pulse wave propagation time on the basis of the photoplethysmographic signal of the carotid artery and the photoplethysmographic signal of the arteriole or the capillary near the carotid artery, a pulse wave propagation time change acquisition unit that acquires a temporal change of the pulse wave propagation time after measurement is started, and a blood pressure status measuring unit that measures circulatory dynamics including a blood pressure status on the basis of the temporal change of the pulse wave propagatio

Abstract: This blood pressure measuring device includes: first and second electrodes which contact the body surface near an artery; an electrocardiogram measuring means which measures a potential difference between the first electrode and the second electrode and obtains a first time at which at least a prescribed portion is generated in an electrocardiogram; a pulse wave detecting means which detects pulse wave information from the body surface near the artery; a pulse wave measuring means which obtains, from the pulse wave information, a second time at which a prescribed portion is generated in the pulse wave; and a blood pressure estimating means which calculates a pulse wave propagation time from the first time and the second time, and calculates an estimated blood pressure on the basis of a relationship between the pulse wave propagation time, a predefined pulse wave propagation time, and a blood pressure value.

Abstract: A non-invasive blood pressure (NIBP) measurement system that includes a blood pressure cuff and a non-invasive blood pressure monitor. The blood pressure cuff including an inner portion that is selectively inflatable and an outer portion that is rigid or semi-rigid. The outer portion reducing external stimuli on the inner portion. The inner portion connected to a sensor coupled to the NIBP monitor, the sensor sensing a pressure of the inner portion. The NIBP monitor receiving the sensor data and processing the sensor data to determine a blood pressure of a patient about which the blood pressure cuff has been placed.

Abstract: Described is an apparatus which comprises: a current source to generate a current having AC and DC components; a current-to-voltage converter to convert the current or a copy of the current to a voltage proportional to a resistance, the voltage having AC and DC components that correspond to the AC and DC components of the current; a first sample-and-hold circuit to sample and filter the AC component from the voltage and to provide an output voltage with the DC component; a second sample-and-hold circuit to sample the output voltage; a voltage-to-current converter to convert the sampled output voltage to a corresponding current; and an amplifier to receive the output voltage.

Abstract: Electrophysiological signals from a graphical representation of an electrophysiology map including a plurality of electrophysiology data points can be sorted by receiving user inputs specifying a number of virtual electrodes for a virtual catheter and defining a pathway of the virtual catheter. A corresponding number of virtual electrodes can be defined on the pathway of the virtual catheter, and one or more electrophysiology data points relevant to electrical activity at the virtual electrodes can be identified, allowing output of a graphical representation of electrophysiological signals corresponding to the identified electrophysiology data points. Relevant electrophysiology data points can be identified by applying one or more relevance criterion, such as a distance criterion, a bipole orientation criterion, a time criterion, and/or a morphology criterion.

Abstract: The present invention discloses a method for noninvasive imaging of cardiac electrophysiological based on low rank and sparse constraints. This method decomposes the spatio-temporal distribution of endocardial and epicardial potentials into a low-rank matrix representing smooth potential components and a sparse matrix representing the details of potential salience according to the prior condition of spatio-temporal correlation of the endocardial and epicardial potential distribution of the heart. By introducing low rank and sparse constraints, the solution of the ill-conditioned inverse problem of ECG is constrained to the unique optimal solution. The invention combines the individualized three-dimensional heart model of the subject to obtain a three-dimensional dynamic distribution image of the cardiac endocardial and epicardial potential of the subject, which has important practical application value.

Abstract: A computation apparatus, a cardiac arrhythmia assessment method thereof and a non-transitory computer-readable recording medium are provided. In the method, electrocardiography (ECG) signal is obtained. Whether the ECG signal is conformed to a first abnormal rhythm symptom is determined. Then, whether the ECG signal is conformed to a second abnormal rhythm symptom different from the first abnormal rhythm symptom is determined based on the determined result of the first abnormal rhythm symptom. Accordingly, multiple abnormal rhythm assessments are integrated, the subsequent assessment is speeded-up and optimized according to the determined result of a previous assessment, so as to enable to implement on a handheld apparatus.

Abstract: An implantable device for monitoring of a patient's electrocardiogram, has a detection element for determining electrocardiogram signals of a heart of the patient. The signals are indicative of the electrocardiogram of the patient. The implantable device includes a processor that is configured to determine from the signals at least one parameter of the electrocardiogram. The at least one parameter is an R:S ratio defined as the ratio between the absolute value of the R complex and the absolute value of the S complex.

Abstract: An in-ear EEG device is provided. The in-ear EEG device comprises an over-ear support arm coupled to an enclosure, and an earpiece coupled to the enclosure. The enclosure has a power switch, an analog output, a power input, and a processor. The processor is configured to receive EEG data and generate output data for the analog output. The earpiece collects the EEG data and transmits the EEG data to the processor.

Abstract: An electromagnetic (EM) probe for monitoring at least one biological tissue. The EM probe comprises a spiral antenna conductor (not shown) and an EM radiation absorbing layer (92) mounted along the antenna. The EM radiation absorbing layer has a plurality of substantially concentric frame shaped regions (93A-C) corresponding to portions of said spiral antenna having equal surface of antenna conductor, any of said plurality of concentric frame shaped regions has an EM radiation absorption coefficient different than any other of said neighboring concentric frame shaped regions.

Abstract: Methods to obtain three-dimensional models and images for diagnosis of Thoracic Outlet Syndrome are described.

Abstract: A sensor is for measuring skin conductance. An amplifier is used to convert the skin conductance into an analog output voltage which is then converted into the digital domain, so that the increase in tonic skin conductance and the phasic skin conductance response are obtained in the digital domain. The amplifier has a non-linear logarithmic gain, with a decreasing gain for increasing skin conductance values. The sensor enables detection of both increase in tonic and phasic signals and over a wide range of skin conductance. It provides optimal use of the analog to digital converter so that a lower resolution and therefore lower cost convener can be used.

Abstract: A system includes a patient support including an elongate patient support surface; a pair of locating tracks, each locating track having an inward facing surface, and an outward facing surface in which a series of spaced grooves are defined, the locating tracks being arranged such that a space for a locating bar is defined between the inward facing surfaces, and respective grooves of the outward facing surfaces of the pair of locating tracks are aligned with each other; and a locating bar. The locating bar comprises: a substantially rigid bar structure dimensioned to fit between the inward facing surfaces of the locating tracks; and an end fitting provided at each of opposing ends of the bar structure, each end fitting including an abutment surface, and a resilient locking formation configured to engage in one of the grooves of the respective locating track.