Abstract: A catheter treatment apparatus comprises an elongate tubular member and an expandable support. The expandable support comprises a radioactive substance to treat cancerous tissue and is configured to expand from a narrow profile for insertion to a wide profile to engage and treat tissue remaining after resection. The expandable support can be sized to fit within a volume of removed tissue to place the radioactive substance in proximity to the capsule and remaining tissue, to spare the capsule and proximate nerves and vessels to treat tissue in proximity to the capsule. The elongate tubular member may comprise a channel such as a lumen to pass a bodily fluid such as urine when the expandable support engages the tissue to treat the patient for a plurality of days. The treatment apparatus can be used to resect and diagnose tissue concurrently. Based on the diagnosis, targeted segmental treatment may be given.

Abstract: A control system having one or more controllers configured to determine physical or psychophysiological (3P) changes of an operator of a vehicle. First and second imaging devices take real-time images of an operator of a vehicle. Then, based on the physical, physiological and/or psychological features extracted from the imaging device data, and a 3P model from historical data the one or more processors also configured to, responsive to the physical, physiological and/or psychological changes of the operator of the vehicle, alert the operator and control the operation of the vehicle.

Abstract: An endoscope system according to the present invention includes: a second illumination unit that emits second illumination light; a first illumination unit that emits, simultaneously with the second illumination light, first illumination light that is light of a different wavelength band from the second illumination light and is for imaging two sets of image information about a subject different depths; an imaging unit that simultaneously images a first illumination image of the subject illuminated with the first illumination light and a second illumination image of the subject illuminated with the second illumination light; a separation processing unit that separates the two sets of image information from the first illumination image; and a separated-image creating unit that processes the second illumination image using the two sets of image information to create separated images.

Abstract: The present invention relates to an imaging device (100) for generating an image of a patient (P), the imaging system (100) comprising: a camera arrangement (10), which is configured to provide a first image information (I1) of the patient (P) using a first wavelength band, and which is configured to provide a second image information (I2) of the patient (P) using a second wavelength band. The first wavelength band and the second set of wavelength band are different; and the first and/or second image information comprises landmark information of landmarks (M) of a patient (P). The landmark information is derived by at least one wavelength band outside the visible spectrum. Further, a data processor (30) is provided, which is configured to generate a fused image (IE) based on the first image information (I1) and the second image information (I2), and which is configured to detect the landmarks (M) in the fused image (IE).

Abstract: Disclosed is an apparatus for observing a tear film on a persons or animals eye. The apparatus comprises an infrared sensitive camera that includes a camera lens system and a computer configured to receive data from the camera, process the data using software and represent the processed data on a display. The camera is configured to measure temporal and spatial changes of thermal radiation from a surface of the eye at a frame rate, a spatial resolution, and a thermal sensitivity that allows the dynamics of the tear film to be visualised. Also disclosed is a method of observing a tear film on an eye of a person or an animal using an apparatus, such as that described above, where the method includes the step of viewing the dynamics of the tear film using the apparatus.

Abstract: The system is configured to locate, track and/or analyze activities of living beings in an environment. The system does not require the input of personal biometric data. The sensor system detects infrared (IR) energy from a living being moving in an environment, determines a temperature of the living being based on IR energy data of the IR energy, projects the temperature onto a grid having sequential pixels, determines serial changes of the temperature in the sequential pixels and determines a trajectory of the living being based on the serial changes of the temperature in the sequential pixels.

Abstract: An eye tracking-based concealed information testing, which includes: presenting images of objects at certain coordinates on a computer display; operating a camera to track eye movements of a human subject observing the display; computing one or more gaze parameters for each of the objects, based on the tracked eye movements and the certain coordinates; and determining that a certain one of the objects is familiar to the human subject based on the gaze parameter. The eye tracking-based concealed information testing is optionally integrated with a short-term memory task, to enhance detection of concealed information.

Abstract: An electronic device, such as a watch, has a housing to which a carrier is attached. The carrier has a first surface interior to the electronic device, and a second surface exterior to the electronic device. A set of electrodes is deposited on the exterior surface of the carrier. An additional electrode is operable to be contacted by a finger of a user of the electronic device while the first electrode is positioned against skin of the user. The additional electrode may be positioned on a user-rotatable crown of the electronic device, on a button of the electronic device, or on another surface of the housing of the electronic device. A processor of the electronic device is operable to determine a biological parameter of the user based on voltages at the electrodes. The biological parameter may be an electrocardiogram.

Abstract: The invention discloses a NIR method for fatty acid content of oilseeds, including: selection of oilseed samples, and analyzing the oilseed samples by an near infrared spectrometer to obtain NIR spectra; preprocessing of NIR spectra and establishment of a NIR spectral database of oilseeds; establishment of a fatty acid database of oilseeds based on gas chromatography; establishment of prediction model of fatty acids in oilseeds; acquiring NIR spectrum of a sample to be tested by the near infrared spectrometer, and importing the preprocessed NIR spectrum into the prediction model of fatty acids to obtain the predicted fatty acid content of the tested sample. The method is simple and rapid to operate and is non-destructive, and the detection time of the sample is greatly shortened and the detection cost is reduced.

Abstract: A method is described for determining a degree of damage to hair, which includes: registering light which is radiated by the hair sample while a hair sample is illuminated with light; based on the registered light, determining first regions of the hair sample which reflect the light with higher interference, and second regions of the hair sample which reflect the light with lower interference; and determining a degree of damage to the hair sample based on the extents of the first regions and of the second regions.

Abstract: A method for displaying information, including receiving measurements, with respect to an invasive probe inside a body of a subject, of probe parameters consisting of a force exerted by the probe on tissue of the subject and temperatures measured by sensors of the probe. The method further includes, responsively to the measurements, displaying in a single map on a display screen a graphical representation of a distribution of the temperatures in a vicinity of the probe and superimposing thereon a vector representation of the force.

Abstract: A system for collecting cannabis and the psychoactive component tetrahydrocannabinol from a sample of exhaled breath is disclosed. Single or multiple exhaled breaths are conditioned by removing contaminants, and regulating flow rate and/or pressure to collect a sample of tetrahydrocannabinol for timely local or remote analysis. The cannabis detection system comprises a containment trap for removing interfering materials from the breath of the subject and a collection component for sampling components of breath introduced into the system through the containment trap for analysis to determine a presence of THC in the breath.

Abstract: The invention relates to a device and an according method for hybrid optoacoustic and ultrasonographic imaging of an object (1), comprising an irradiation unit (2, 3) for irradiating the object (1) with electromagnetic radiation, in particular light, and a transducer unit (4) comprising a plurality of transducer elements (5), the transducer elements (5) being configured to emit ultrasound waves impinging on the object (1) and to detect ultrasound waves which are reflected and/or transmitted by the object (1) upon impinging on the object (1), and to detect ultrasound waves which are generated in the object (1) upon irradiation with electromagnetic radiation, wherein the transducer elements (1) are arranged along a curved line, in particular a concave line, or a curved surface, in particular a concave surface.

Abstract: A fluctuation-based fluorescence microscopy method, comprising influencing a point-spread function of the imaging of a sample emitting fluorescence radiation using an optical device in dependence on a parameter such that a point emitter is imaged into a representation with two image lobes. The relative positions of the lobes depend on the position of the point emitter relative to the focal plane. Synthetic pixels, smaller than detector pixels, are generated; for each synthetic pixel, pairs of pixel groups are defined among pixels of the detector based on the influencing of the point spread function. Each pair is assigned to an individual value of the parameter. In each frame and for each synthetic pixel, a signal correlation is ascertained and allocated as image brightness to the synthetic pixel for the parameter specification. Subframes for each frame are produced from the synthetic pixels, and a high-resolution sample image is produced from the subframes.

Abstract: A method includes generating spectral image data reproducible as one or more spectral images of a plurality of regions of interest in a sample. The method also includes analyzing the spectral image data to identify a plurality of scattering components in the spectral image data, each of the plurality of scattering components being associated with one or more biological properties of the sample. The method also includes identifying a feature of interest in the sample based at least in part on one or more the identified plurality of scattering components.

Abstract: Systems and methods for time-resolved spectroscopy. Exemplary methods include: providing first, second, and third light using an excitation source; receiving first scattered light from a material responsive to the providing the first light; signaling the detector, after a delay, to provide a first spectrum of the received first scattered light; receiving second scattered light from the material responsive to the providing the second light; signaling the detector, after the delay, to provide a second spectrum of the received second scattered light; receiving third scattered light from the material responsive to the providing the third light; signaling the detector, after the delay, to provide a third spectrum of the received third scattered light; recovering a spectrum of the material using the first spectrum, second spectrum, and third spectrum; and identifying at least one molecule of the material using the recovered spectrum and a database of identified spectra.

Abstract: A surgical system used to determine a size of a vessel within a region proximate to a working end of a surgical instrument includes at least one light emitter disposed at the working end of the surgical instrument, and at least one light sensor disposed at the working end of the surgical instrument opposite the at least one light emitter, the at least one light sensor adapted to generate a signal comprising a first pulsatile component and a second non-pulsatile component. The system also includes a controller coupled to the at least one light sensor, the controller comprising a splitter to separate the first pulsatile component from the second non-pulsatile component and an analyzer to quantify the size of the vessel within the region proximate to the working end of the surgical instrument based on the first pulsatile component.

Abstract: The present disclosure is directed towards a medical instrument. The medical instrument includes a housing and an end effector assembly operably connected to the housing. The end effector assembly includes first and second jaw members each having a tissue contacting surface, at least one of the first and second jaw members movable between a first, spaced-apart position and a second proximate position, wherein in the second position, the jaw members cooperate to define a cavity configured to receive tissue between the jaw members. The end effector also includes at least one light-emitting element coupled to at least one of the first and second jaw members, the at least one light-emitting element adapted to deliver light energy to tissue grasped between the first and second jaw members to treat the tissue.

Abstract: A method is disclosed for analyzing image data from a patient after a minimally invasive intervention on a lesion, in particular after a tumor ablation on a tumor, wherein a pre-intervention image dataset showing the lesion and an intra- and/or post-intervention, second image dataset showing the intervention region are analyzed. In at least one embodiment of the method, the method includes deriving attribute data describing attributes of the image data from the image datasets at least in part automatically, the attribute data being usable as input data to an artificial intelligence analysis algorithm trained using training data from other patients, and the training data being associated with a ground truth. The method further includes determining, from the attribute data, change information that describes the change in the lesion and/or in the intervention region as a result of the intervention.

Abstract: Image data representing an image captured by a video endoscopic device is converted from a first color space to a second color space. The image data in the second color space is used to determine the location of features in the image.

Abstract: Methods and systems for characterizing tissue of a subject are disclosed. The method includes receiving a time series of fluorescence images of the tissue of the subject wherein the images define a plurality of calculation regions, generating a plurality of time-intensity curves for the plurality of calculation regions, creating a set of parameter values for each calculation region, generating a total rank value for each calculation region by comparing the sets of parameter values, and converting the total rank value into a ranking map image. Also disclosed are methods and systems for characterizing a wound in tissue by generating a wound index value.

Abstract: A medical image processing apparatus includes: a medical image acquisition unit that acquires a medical image; a medical image analysis result acquisition unit that acquires an analysis result of the medical image; a display unit that displays the medical image and the analysis result; a correspondence relationship setting unit that sets a correspondence relationship between a first analysis result of a first medical image and a second analysis result of a second medical image having different imaging conditions from the first medical image; and a display control unit that sets a display form in case of displaying the second analysis result on the first medical image using the set correspondence relationship or sets a display form in case of displaying the first analysis result on the second medical image using the set correspondence relationship.

Abstract: A device and method is described for electronic human prosthetics, and specifically a body-machine interface (BMI) device where the input, output and on-board computing are combined into a single unit to form a compact ECG, respiratory sensing, temperature-sensing-prosthetics device. The devices (BMIs) can also communicate with other body-machine interface devices (BMI) and/or with external controllers wirelessly. The compact device has ultrasonic battery charging system. One or more BMI can be wirelessly connected so that a closed loop of BMIs, or a BMI and an external controller, can wirelessly send trigger pulses to the stimulator over the heart, glossopharyngeal nerve(s) or diaphragm.

Abstract: A furniture system includes an office productivity structure (OPS). The furniture system also includes a sensor coupled to the OPS, the sensor operable to detect a parameter of the OPS and generate an output signal indicative of the parameter; and a processor coupled to the sensor. The processor is operable to receive the output signal generated by the sensor, determine, based on the output signal, an operation condition of the OPS, when the operation condition is determined to be within a satisfactory range, determine an estimated time before servicing is needed, and when the operation condition is determined to be outside a satisfactory range, send a service alert.

Abstract: An optical measurement device includes a light source, a first detector, and a second detector. The light source emits light to a measurement site of a patient and one or more detectors detect the light from the light source. At least a portion of a detector is translucent and the light passes through the translucent portion prior to reaching the measurement site. A detector receives the light after attenuation and/or reflection or refraction by the measurement site. A processor determines a light intensity of the light source, a light intensity through a tissue site, or a light intensity of reflected or refracted light based on light detected by the one or more detectors. The processor can estimate a concentration of an analyte at the measurement site or an absorption or reflection at the measurement site.

Abstract: A pattern recognition system receives an image captured by an image capture device, of an operator and the operator is identified. Operator information is accessed, based upon the identified operator, and a control signal is generated to control a mobile machine, based upon the operator information.

Abstract: A medical imaging device includes: a spectroscopic unit that separates light into a first light component of a wavelength band and a second light component; a first imaging element that includes a plurality of first pixels configured to receive the first light component and convert the first light component into electric signals; and a second imaging element that includes a plurality of second pixels and includes a first color filter on which first filters configured to transmit the light component of the wavelength band of one color in the light components of the wavelength bands of two colors that are contained in the second light component and second filters configured to transmit light components of a plurality of wavelength bands including at least the wavelength band of another color in the light components of the wavelength bands of the two colors are arranged.

Abstract: An endoscopic system having a light source that can operate in two modes is provided. The first mode provides a white light to an endoscope to transmit the light to a surgical site or other object, the reflection of which can be received by the endoscope and for the process. The second mode of the light source provides infrared excitation light and light in the blue and green wavelength spectra to an endoscope to transmit the light to an object such as a surgical site. The blue and green reflected light, as well as light from excitation markers, which is an infrared light at a different wavelength than the excitation infrared light, is received by the endoscope and further processed.

Abstract: A medical image viewing device for navigation in X-ray imaging includes a processor. The processor is configured to perform a 3D-2D registration of a preoperative three-dimensional volume based on geometry parameters of an image data provider, which provides fluoroscopy images of an object of interest and a plurality of structures with interfering motions to be removed, for creating digitally reconstructed radiograph images of these structures for each fluoroscopy image. These are subtracted from the respective fluoroscopy images to generate structure-suppressed fluoroscopy images free from interfering motions. Based on these structure-suppressed fluoroscopy images, an angiographic image sequence is generated performing a motion estimation of the structures.

Abstract: Systems and methods are disclosed to measure a PPG signal. In some embodiments, a method may include capturing a plurality of frames of a subject; tracking the position of a region of interest of the subject in each of the plurality of frames; creating a first time series signal, a second time series signal, and third time series signal corresponding with respective color channels of the plurality of frames; normalizing the first, second, and third time series signals, combining the normalized first time series signal, the normalized first time series signal, and the normalized first time series signal into a combined signal; creating a spectral signal from the combined signal; and extracting the PPG signal from the spectral signal.

Abstract: Disclosed herein is a ladar system that includes a ladar transmitter, ladar receiver, and camera, where the camera that is co-bore sited with the ladar receiver, the camera configured to generate image data corresponding to a field of view for the ladar receiver. In an example embodiment, a mirror can be included in the optical path between a lens and photodetector in the ladar receiver, where the mirror (1) directs light within the light from the lens that corresponds to a first light spectrum in a first direction for reception by the camera and (2) directs light within the light from the lens that corresponds to a second light spectrum in a second direction for reception by the photodetector, wherein the second light spectrum includes ladar pulse reflections for processing by the ladar system.

Abstract: Sample handling, processing and analysis methods and apparatus are described. According to one aspect, a sample processing method includes providing a sample, providing a reference frame which comprises a plurality of markers arranged in a predefined pattern, wherein individual ones of the markers are uniquely identifiable from others of the markers, and associating the reference frame comprising the markers with the sample. The markers are amenable to human or machine reading and for computational manipulation in some examples.

Abstract: A light sensing method applied to a light sensing system comprising a first light sensor and at least one light source. The first light sensor comprises a plurality of light sensing units. The light sensing method comprises: (a) respectively controlling an exposure condition for each of the light sensing units according distances between each one of the light sensing units and the light source; and (b) controlling the light sensing units to sense the light from the light source according to the exposure condition. The light sensing system can have a better SNR via adjusting the exposure condition for each one of the light sensing units. Such light sensing method can be applied to compute physiological parameters.

Abstract: The present disclosure relates to a cabinet x-ray and ultrasound system and method for obtaining x-ray images and ultrasound images of a specimen and more specifically, a system and method including a cabinet defining an interior chamber, a display, an x-ray system and an ultrasound system.

Abstract: An example method for estimating a disease state for a patient can include: capturing physiological data including images from the patient over time; processing the physiological data to detect a variability; comparing the variability to a baseline or a range; and estimating the disease state for the patient based upon the comparing of the variability to the baseline or the limit.

Abstract: A radiotherapy system including a radiotherapy component, a structural imaging component, a functional imaging component, and a workstation coupled to the radiotherapy component, the structural imaging component, and the functional imaging component. The workstation includes a processor which combines the structural imaging data and the functional imaging data to produce a fused model for a least a portion of the region of interest, to generate a plan for radiotherapy treatment of the region of interest based on the fused model, and apply, via the radiotherapy component, the radiotherapy treatment.

Abstract: Disclosed herein is a method for regenerating retinal tissue which includes preparing a luminescent scaffold, implanting the luminescent scaffold in a portion of retina, for example subretinal area, emitting a green light from the luminescent nanoparticles in a luminescence phenomenon, and absorbing the emitted light by retinal cells for regenerating retinal tissue by stimulating the retinal cells. Moreover, preparing a luminescent scaffold may comprise synthesizing a plurality of luminescent particles, dispersing the luminescent particles in a polymeric matrix to form a luminescent composite, and electrospinning the luminescent composite to form the luminescent scaffold.

Abstract: A dual-mode optical molecular imaging navigation apparatus with a switchable field of view, and an imaging method thereof, are provided in the embodiments of the disclosure, the apparatus including: a camera module configured to perform a color imaging and a fluorescence imaging; a switching module configured to switch between an open imaging mode and an endoscopic imaging mode as per imaging requirements; an open imaging module configured to perform observation and imaging with a large field of view; an endoscopic imaging module configured to perform observation and imaging with a deep field of view; a data processing module configured to provide a camera control software and image capturing, processing and display method; and a support module configured to support and connect the navigation apparatus.

Abstract: A probe (1) is used in an optical coherence tomography device which irradiates measurement light to a subject and collects scattered light that has returned from the subject after being reflected. The probe (1) is provided with a scanning means (70) composed of galvanometer mirrors (72, 73) that change an irradiation direction of the measurement light. The scanning means (70) is provided with actuators (72b, 73b) which switch reflecting mirrors (72a, 73a) that reflect the measurement light between a state where the measurement light is reflected by the subject and returns as the scattered light, and a state where the measurement light is diffusely reflected within the probe (1).

Abstract: A method for high resolution photoacoustic imaging in scattering media using structured illumination may include illuminating a sample of an absorption object with structured illumination, including illuminating the sample with multiple different speckle patterns at different times. The method may also include detecting multiple photoacoustic signals generated by the absorption object in response to illumination with the different speckle patterns to generate multiple photoacoustic responses. The method may also include reconstructing an absorber distribution of the absorption object by exploiting joint sparsity of sound sources in the plurality of photoacoustic responses.

Abstract: A variety of techniques are used automate the collection and classification of workout data gathered by a wearable physiological monitor. The classification process is staged in order to correctly and efficiently characterize a workout type. Initially, a generalized workout event is detected using motion and heart rate data. Then a location of the monitor on a user is determined. An artificial intelligence engine can then be conditionally applied (if a workout is occurring and a suitable device location is detected) to identify the type of workout. In addition to improved speed and accuracy, a workout detection process implemented in this manner can be realized with a sufficiently small computational footprint for deployment on a wearable physiological monitor.

Abstract: The present invention relates to a method for determining a state of tissue sealing during a tissue sealing process. According to the disclosed method, an optical probe beam is used to irradiate a tissue region. A signal indicative of optical scattering in the tissue region is generated from a portion of the optical probe beam that has passed through or been returned by the tissue region. The onset of tissue sealing is indicated by the successive occurrence in time of a turning point and a point of inflection in the optical scattering signal. An energy-based tissue sealing or tissue-cutting device for use in accordance with the method is also disclosed.

Abstract: An image processing apparatus includes: an acquisition unit configured to acquire band images of an object, using filters of which transmission center wavelengths are different from each another; a detection unit configured to select a first band image from the band images, and detect a target region that is to be improved with respect to visibility; a selection unit configured to select a second band image, which includes information, originated from a structure of the object, within the target region, from among the band images other than the first band image; and a generation unit configured to generate a spectral image from a band image. The generation unit uses at least a band image that has been captured using a same filter as the second band image, upon generating a spectral image of the object.

Abstract: An image processing apparatus includes an image input that receives input of image data of a captured human being, a region detector that detects a specific color region of the image data, a filter that smooths a pixel value in the specific color region detected by the region detector by using a frame of the image data input into the image input and each of previous and subsequent frames of the image data of the inputting into the image input, a coder that codes an output image of the filter, and an output that outputs the output image of the filter coded by the coder.

Abstract: A computer-implemented method for providing a personalized evaluation of assessment of atherosclerotic plaques for a patient acquiring patient data comprising non-invasive patient data, medical images of the patient, and blood biomarkers. Features of interest are extracted from the patient data and one or more machine learning models are applied to the features of interest to predict one or more measures of interest related to atherosclerotic plaque.

Abstract: In implementations of photography lighting control, a camera device includes a camera to capture an image of a subject in an environment. The camera device implements an image exposure module that can determine ambient lighting conditions of the environment, and discover fixed light sources that are usable to illuminate the subject for image capture in the environment. The image exposure module can determine optimal lighting for the image capture of the subject in the environment, as well as control one or more of the fixed light sources used to adjust the ambient lighting conditions of the environment for the optimal lighting and the image capture of the subject. The image exposure module can then initiate use of the controlled fixed light sources to capture the image of the subject.

Abstract: The present invention relates to subcutaneously implanted graft-port systems, devices and methods for establishing access to the vascular system of a patient requiring multiple blood treatments over an extended period of time. The systems, devices and methods disclosed herein reduce miscannulation, promote intra-session hemostasis, and decrease the incidence of bacteremia and sepsis among other improvements and advantages. The devices include a port with a flattened plateau-like surface for receiving an access tube. The flat surface may include a tactile or visual guide to assist with placement of the access tube into the tapered seat. Optional valve mechanisms reduce the size and form factor of the implantable graft-port device and seals the conduit of the port closed to physiologic pressures until the valve is opened upon percutaneous insertion of the access tube. The access tube does not pass into the conduit.

Abstract: A method for storing data of photoelectrically synchronous brain activity recording, said method comprising: generating data when a photoelectrically synchronous brain activity detection system is operating; generating from said data a data storage file comprising a basic information data segment, a near-infrared spectrum data segment and a brain electrical activity data segment, and sequentially storing said data segments into a .neg file in binary form according to the above order. The method can store comprehensive test information, flexibly configure the near-infrared and brain electrical measurement information, and realize synchronous storage of near-infrared data and brain electrical data and maintain file version compatibility.

Abstract: The method of detecting bone fractures using backscattered light makes use of backscattered near infrared (NIR) light to determine if a body part of a patient is healthy, has a bone fracture, or has an edema. An incident beam of near infrared light is generated by a light source, and has both an incident amplitude and an incident phase. The incident beam of NIR light is directed toward the patient's body part, and a backscattered beam of NIR light is received from the body part. The backscattered beam of NIR light has a backscattered amplitude and a backscattered phase. The determination of whether the body part is healthy, has a bone fracture or has an edema is made based on the level of absorption of the incident beam of NIR light and/or based on the amount of scattering, based on the phase difference, of the incident beam of NIR light.

Abstract: There is a need for a compact instrument and microscope that maps the vibration fingerprints of biomolecules and chemicals in a sample such as brain, breast, cervix, and arteries. One can use spontaneous Raman scattering to accomplish this; however, the problem is low scattering efficiency to 10?5. With the availability of continuous wave diode laser at numerous wavelengths from 375 nm-1800 nm for parametric nonlinear difference vibrational mixing to enhance Stimulated Raman process within materials. A seed beam at Raman frequency is used with pump laser beam. In this way one can map in 2D and 3D images of the vibrations associate with disease changes. Scanning a pair of laser beams can map the location of vibrations within cells, smears, membranes, arteries, and tissues of animal and human.