Abstract: A method and system for determining a treatment outcome prediction for a patient using electroencephalograph (EEG) are disclosed, which include analyzing a brain region mutual interaction characteristics using scalp EEG data from a patient and obtaining a set of brain region mutual interaction feature matrices, performing a feature enhancement process to the brain region mutual interaction feature matrices to extract prominent mutual interaction features and applying a treatment response predictive model to determine a treatment outcome prediction for the patient. Further disclosed is a method of generating a treatment response predictive model using EEG dataset of a group of patients under a clinical treatment. The method and system can be used for determining a treatment outcome prediction for a psychiatric disorder patient and a patient diagnosed with COVID-19 and suffering from psychiatric disorder symptom(s) originated from COVID-19.

Abstract: A surgical tray efficiency system comprising a vertical rack assembly for holding and displaying a plurality of surgical instrument trays, a sterile barrier covering the vertical rack assembly and including tray location identifiers, and a standardization software platform including a customizable interactive planogram is described. The customizable interactive planogram software helps operating room staff arrange the instrument trays on the vertical rack assembly according to a predetermined customizable location ID, and create/load/access information related to the surgical procedure/trays/instruments before, during, and after the surgery.

Abstract: A stand is for a medical imaging system. In an embodiment, the stand includes an X-ray tube; a driver to adjust the X-ray tube in at least three spatial degrees of freedom; at least one environmental sensor to acquire at least one environmental parameter; and a controller to control an adjustment movement of the X-ray tube by generating control signals for the drive unit and to adapt the adjustment movement based on the at least one environmental parameter.

Abstract: An apparatus for detecting a locating medium in tissue includes a probe, and a console. The probe includes a handle and a detector disposed on a distal end of the probe. The console is in communication and includes a display. The display has a first graphical representation and a second graphical representation. The first graphical representation is configured to depict a count real-time count based on a signal from the detector. The second graphical representation is configured to depict a target count.

Abstract: A mechanism that enhances rigidity of a casing of a radiation imaging apparatus while effectively using limited space inside the casing is provided. The rectangular casing that contains a radiation detecting panel, the radiation detecting panel detecting incident radiation, includes a front cover including an incident surface on which the radiation is incident, and a rear cover disposed in a manner to be opposite to the front cover. The rear cover includes one or more recess portions and a rib, at least one end of the rib being connected to a recess portion of the one or more recess portions, at a bottom surface opposite to the incident surface.

Abstract: An image processing apparatus removes a pattern caused by a grid from a radiation image captured by using a scattered ray removal grid. The image processing apparatus includes a grid pattern removal unit, a filtering unit, and a distortion correction unit. The grid pattern removal unit is configured to generate a grid pattern removal image by removing a grid pattern from the radiation image. The filtering unit is configured to extract a frequency component lower than a frequency of the grid pattern from the radiation image. The distortion correction unit is configured to replace a low-frequency component included in the grid pattern removal image with a frequency component obtained by the filtering unit.

Abstract: A technique for automating the identifying of a measurement point in cephalometric image analysis is provided. An automatic measurement point recognition method includes a step of detecting, from a cephalometric image 14 acquired from a subject, a plurality of peripheral partial regions 31, 32, 33, 34 for recognizing a target feature point, a step of estimating a candidate position of the feature point in each of the peripheral partial regions 31, 32, 33, 34 by the application of a regression CNN model 10, and a step of determining the position of the feature point in the cephalometric image 14 based on the distribution of the candidate positions estimated. In the step of detecting, for example, the peripheral partial region 32, a classification CNN model 13 trained with a control image 52 is applied.

Abstract: A computer-implemented method includes generating, via a processor, synthetic vessels. The method also includes performing, via the processor, three-dimensional (3D) computational fluid dynamics (CFD) on the synthetic vessels for different flow rates to generate 3D CFD data. The method further includes extracting, via the processor, 3D image patches from the synthetic vessels. The method even further includes obtaining, via the processor, pressure drops across the 3D image patches from the 3D CFD data. The method yet further includes training, via the processor, a deep neural network utilizing the 3D image patches, the pressure drops, and associated flow rates to generate a trained deep neural network.

Abstract: An image processing apparatus includes a processor programmed to obtain a first radiation image of a subject captured from a first direction, obtain a second radiation image of the subject captured from a second direction that intersects the first direction, and either correct one of the first radiation image and the second radiation image based on positional information of a device for capturing the one of the first radiation image and the second radiation image, or correct another one of the first radiation image and the second radiation image based on information on a position of a specific region of the subject obtained from the one of the first radiation image and the second radiation image.

Abstract: The invention relates to a control module for controlling an x-ray system (140) during the acquisition of step images for phase imaging. The control module comprises a step image quantity providing unit (111) for providing a step image quantity, a detector dose providing unit (112) for providing a target detector dose, an applied detector dose determination unit (113) for determining an applied detector dose absorbed by a part of the detector (144) during the acquisition of a step image, and a step image acquisition control unit (114) for controlling the x-ray imaging system (140) during the acquisition of each step image based on the applied detector dose, the target detector dose and the step image quantity. The control module allows to control the x-ray imaging system such that the target detector dose is not exceeded while at the same time ensuring a sufficient quality of the step images.

Abstract: A system and method for enhancing color flow Doppler and pulsed wave Doppler ultrasound images acquired based on clinically-specific profiles of imaging parameters is provided. The method includes presenting selectable clinical objects at a display. Each of the selectable clinical objects may be associated with color flow Doppler and pulsed wave Doppler profiles. Each of the profiles may comprise imaging parameters for the associated clinical object. The method includes receiving a selection of one of the selectable clinical objects and retrieving the color flow Doppler and pulsed wave Doppler profiles associated with the selected clinical object. The method includes acquiring and presenting color flow Doppler ultrasound data based on the imaging parameters of the retrieved color flow Doppler profile. The method includes initiating a pulsed wave Doppler imaging mode, and acquiring and presenting pulsed wave Doppler ultrasound data based on the imaging parameters of the retrieved pulsed wave Doppler profile.

Abstract: The invention relates to the technical field of surgical positioning, in particular to a puncture needle positioning system and method, and a method and device for obtaining the axis of an ultrasound probe as projected onto an ultrasound image. The puncture needle positioning system includes: an ultrasound unit including a first probe for providing an ultrasound image of a lesion, and a plurality of first positioning devices for providing coordinate information of the first probe are provided on the first probe; the needle unit includes a puncture needle. The puncture needle is provided with a plurality of second positioning devices for providing coordinate information of the puncture needle; a processing and display unit is connected to the ultrasound unit, each of the first positioning devices, and each of the second positioning devices. The puncture needle positioning system improves the accuracy of transthoracic puncture, thereby avoiding complications caused by repeated puncture.

Abstract: A method for measuring viscoelastic properties of a viscoelastic medium, the method including positioning a probe in contact with the viscoelastic medium, the probe extending along a longitudinal axis and being adapted to carry out transient elastography measurements and including a casing, at least one ultrasound a transducer arranged at a tip of the probe and adapted to generate ultrasounds, a force sensor configured to measure a force applied by the tip of the probe, and a vibrator arranged in the casing and adapted to generate a low-frequency wave, measuring a contact force by the force sensor; generating a measurement ready signal by the probe when the measured contact force is higher than a minimum measurement force threshold, and when the measurement ready signal has been generated, triggering a transient elastography measurement.

Abstract: Systems and methods for measuring changes in smart hydrogel microresonator structures positioned in an in vivo or other environment, having an acoustic resonance frequency in an ultrasound range. The system includes a smart hydrogel microresonator structure positioned within the environment configured to exhibit a change in resonance frequency in response to interaction with one or more predefined analytes in the environment. The system includes an ultrasound transducer for querying the smart hydrogel microresonator structure at or near its resonance frequency. The system also includes a computer system configured to receive ultrasound data as provided by query of the smart hydrogel microresonator structure and to determine changes in resonance frequency, amplitude or intensity of the ultrasound query wave, or mean grayscale value (MGV) associated with the ultrasound data of the smart hydrogel microresonator structure due to the change in resonance frequency.

Abstract: A method for carrying out a cardiac procedure includes a. engaging a shaft of an ultrasound catheter with an elongate member of a medical sheath; b. positioning an ultrasound tip of the ultrasound catheter outside of a lumen of the elongate member; c. intravenously advancing the elongate member of the medical sheath towards a heart of a patient, to position a distal end of the elongate member adjacent a target anatomy within the heart; d. using the medical sheath as a guide to intravenously advance the ultrasound catheter towards the heart of the patient and position the ultrasound tip proximate the target anatomy; and e. using the ultrasound tip to image the target anatomy.

Abstract: Provided is an ultrasound diagnostic apparatus including a touch panel monitor and a palm rest that supports a hand when a touch operation is performed on the touch panel monitor.

Abstract: A system and method for enhancing ultrasound images acquired at a low acoustic power to simulate an acquisition at a high acoustic power is provided. The method may include acquiring, by an ultrasound system, a first ultrasound image at a first acoustic power. The method may include processing, by at least one processor, the first ultrasound image to generate a second ultrasound image simulating a second acoustic power that is greater than the first acoustic power. The method may include presenting the second ultrasound image simulating the second acoustic power at a display system.

Abstract: A method of performing shear wave elastography in tissue includes transmitting successively a series of ultrasound push pulses in the tissue in a region of interest (ROI) using a single array transducer. The acoustic intensities of the push pulses are sinusoidally modulated with a modulation frequency, Each push pulse generates an acoustic radiation force that pushes the tissue and creates an individual shear wave propagating through the tissue. The amplitudes of the shear waves, and therefore, the displacements produced by the push pulses, are positively proportionally to the intensities of the push pulses. The successively created individual shear waves with different amplitudes sum together to form a continuous, harmonic summed shear wave with a single frequency the same as the modulation frequency of the push pulses.

Abstract: Ultrasound signal processing device including: transmitter causing transmission array composed of all or some transducer elements of ultrasound probe to transmit ultrasound; reception aperture setter designating reception array having center position corresponding to center position of transmission array; transmission time calculator calculating, for each of measurement points arranged within area of reach of ultrasound, transmission time from transmission of ultrasound until arrival of ultrasound at measurement point; reception time calculator calculating reception time from reflection of ultrasound at measurement point until arrival of ultrasound at reception transducer element; delay amount calculator calculating total propagation time being sum of transmission time and reception time, and calculating delay amount for reception transducer element based on total propagation time; delay processor specifying reception signal value corresponding to delay amount, from reception signal sequence corresponding to

Abstract: A force sensing device is provided for use with a surgical instrument shaft having a two degree-of-freedom wrist mounted end effector portion having a working surface; a housing defines an annular collar sized to snugly fit about the two degree-of-freedom wrist and defines a cap sized to snugly fit about the end effector portion; an optical fiber including a segment is embedded within the annular collar and including a segment embedded within the cap; a first fiber Bragg grating (FBG) formed in the segment of the optical fiber embedded within the cap.

Abstract: A system for visualizing an anatomical target includes an imaging device (105) configured to collect real-time images of an anatomical target. A three-dimensional model (136) is generated from pre- or intra-operative images and includes images of structures below a surface of the anatomical target not visible in the images from the scope. An image processing module (148) is configured to generate an overlay (107) registered to the real-time images and to indicate the structures below the surface and a depth of the structures below the surface. A display device (118) is configured to concurrently display the real-time images and the overlay.

Abstract: A medical marking device, consisting of a radiotransparent plate having a plurality of radiopaque elements embedded therein in a predefined pattern. The device also has a sigmoid mounting arm having a first end connected to the radiotransparent plate and a second end containing one or more fastening receptacles.

Abstract: A registration marker (40), consisting of a radiotransparent substrate (44) and a pattern (58) formed in at least two dimensions, which is disposed on the substrate and is optically visible. The registration marker also has a multiplicity of radiopaque elements (60), which are disposed in the substrate and are spatially arranged in at least two dimensions to provide a unique pattern.

Abstract: A registration marker (40), consisting of a radiotransparent substrate (44) and a pattern (58) formed in at least two dimensions, which is disposed on the substrate and is optically visible. The registration marker also has a multiplicity of radiopaque elements (60), which are disposed in the substrate and are spatially arranged in at least two dimensions to provide a unique pattern.

Abstract: A bone foundation guide system has a bone foundation guide including a body that is contoured to reversibly affix to a bone segment of a dental implant surgical site. The body is further contoured to guide the cutting of a portion of the bone segment from a dental implant surgical site and alternatively support a dental implant surgical guide. The body is further contoured to support a bone foundation guide prosthesis as an alternative to the dental implant surgical guide. The bone foundation guide prosthesis combines with the body to accommodate the bone segment portion as placed through the body prior to the bone segment portion being removed from the dental implant site through the use of the body.

Abstract: A bone foundation guide system has a bone foundation guide including a body that is contoured to reversibly affix to a bone segment of a dental implant surgical site. The body is further contoured to guide the cutting of a portion of the bone segment from a dental implant surgical site and alternatively support a dental implant surgical guide. The body is further contoured to support a bone foundation guide prosthesis as an alternative to the dental implant surgical guide. The bone foundation guide prosthesis combines with the body to accommodate the bone segment portion as placed through the body prior to the bone segment portion being removed from the dental implant site through the use of the body.

Abstract: The invention relates to a computer-implemented method for assessing a clearance between a tooth element to be provided with a dental restoration element and an antagonist of the tooth element. A 3D digital teeth model with 3D digital representations of the tooth element and of a surface area of the antagonist is received. The surface area is offset from the antagonist by adding an offset. The resulting offset surface area defines a limit for the tooth element. For the clearance it is checked, whether the tooth element violates one or more penetration criteria regarding the offset surface area. If the tooth element violates the one or more penetration criteria, the clearance is assessed to be insufficient for the tooth element to be provided with the dental restoration element. Else the clearance is assessed to be sufficient. The result of the assessment is output.

Abstract: Method for manufacturing dental prostheses, comprising the following operations: defining a layered numerical representation of a dental prosthesis (11); for a first layer of the numerical representation, prepare a corresponding layer of a light sensitive liquid substance (6); selectively solidify the layer of liquid substance (6) to obtain a first sheet (7) having a geometry corresponding to the geometry of the first layer of the numerical representation; repeat the operations of preparing a layer of liquid substance (6) and selectively solidify the layer of liquid substance (6) for each subsequent layer of the numerical representation to obtain corresponding sheets (7); cause the mutual adhesion between said sheets (7); modify the composition of the liquid substance (6) after having solidified one of the sheets (7) and before solidifying the subsequent sheet (7), so as to modify one or more optical properties of the liquid substance (6).

Abstract: A computer-implemented method includes receiving a 3D model representative of upper teeth (U1) of a patient (P) and receiving a plurality of images of a face of the patient (P). The method also includes generating a facial model (200) of the patient based on the received plurality of images and determining, based on the determined facial model (200), the received 3D model of 10 the upper teeth (U1) and the plurality of images, a spatial relationship between the upper teeth (U1) of the patient (P) and a facial skeleton of the patient (P).

Abstract: A flossing apparatus includes a handle assembly and a filament. The handle assembly includes first and second composite cores and first and second arms. The first composite core has at least one paper layer and at least one biodegradable plastic layer, and the second composite core has at least one paper layer and at least one biodegradable plastic layer. The filament is mounted to the first and second arms and captured between the first composite core and the second composite core.

Abstract: The present disclosure relates to a multifunctional visual oral cleaning instrument that includes multiple functions of: a visual dental floss, and/or visual oral forceps, and/or a visual oral irrigator, and/or a visual toothbrush, and/or a detachable visual interdental brush. The dental floss, and/or oral forceps, and/or oral irrigator, and/or toothbrush, and/or interdental brush are/is connected with an oral viewer through a connecting mechanism. In one aspect, a visual oral irrigator includes an oral irrigator, an oral viewer, and a connecting mechanism. The oral irrigator is mounted on the oral viewer through the connecting mechanism. The oral viewer further includes a housing, a power supply system, a lighting system, a viewing system, a circuit system, and a switch.

Abstract: An oral health care device is activated. The oral health care device includes a fluid reservoir and a pump to provide fluid included in the fluid reservoir to a plurality of fluid nozzles. A sensed value is used to determine whether the fluid is being provided to the plurality of fluid nozzles via the pump. A motor associated with the pump is stopped based on whether the fluid is being provided to the plurality of fluid nozzles via the pump.

Abstract: An electric toothbrush that detects plaque on the teeth, ensures accurate plaque detection, and performs cleaning of plaque. The electric toothbrush may include a body having a gripping part and a stem with a brush unit detachably coupled to the body. The electric toothbrush may include a light emitting element for emitting light onto the tooth and a light receiving element for receiving light that reflects off of the tooth. A controller may be included to determine an amount of plaque on the tooth based on the amount of reflected light detected. The electric toothbrush may also include a fluid dispensing system that dispenses fluid based on the amount of reflected light detected. In some aspects, the electric toothbrush may operate in multiple oscillation modes, and it may only dispense fluid in some of the modes but not all of the modes.

Abstract: A dental treatment appliance includes a treatment system which transmits a pulsed signal towards the oral cavity and receives a signal returned from the oral cavity. A controller actuates the treatment of the oral cavity of the user depending on the received signal.

Abstract: There is provided a personal care apparatus that is configured to connect to a display apparatus. The personal care apparatus comprises a first control unit configured to: determine a current operation mode of the personal care apparatus as a usage mode or a control mode, and detect a first predetermined user maneuver. The first predetermined user maneuver corresponds to a control operation of the personal care apparatus in the usage mode and corresponds to a control operation of the display apparatus in control mode. When the first predetermined user maneuver is detected, the first control unit is further configured to: perform the control operation of the personal care apparatus if the determined current operation mode is the usage mode, or transmit a control signal corresponding to the control operation of the display apparatus to the display apparatus if the determined current operation mode is the control mode.

Abstract: A handle for an oral-care implement for safe and hygienic use by multiple users includes an electrical motor and a detachable head. The handle has a display for displaying instructions to control functional operation of the handle, a microcontroller for controlling the motor and the display, and at least one switch to allow a user to control the functional operation of the handle, including causing the output element to vibrate in at least one oral-hygiene mode having an oral-hygiene frequency and causing the output element to vibrate in a disinfection mode when the handle is being disinfected before or after being used for the oral-hygiene routine. The disinfection mode has a modulated frequency, different from the oral-hygiene frequency, and alternating up and down between a low modulated frequency and a high modulated frequency, wherein the high modulated frequency is at least 50 percent greater than the low modulated frequency.

Abstract: Endodontic instruments are used to clean and enlarge the endodontic cavity space (ECS), also known as the root canal system, of a human tooth. This document describes novel endodontic instruments that are radially compressible, and methods for their use.

Abstract: A dental prosthetic device design method according to an aspect of the present invention is a method for designing a dental prosthetic device by a computer, the method including: acquiring scan data of maxillary and mandibular dentitions; determining a restoration site of a tooth, based on the scan data; reading out plural pieces of attrition shape data of a tooth related to the restoration site, from maxillary and mandibular tooth shape data sets having plural pieces of attrition shape data with different degrees of attrition for each tooth of the maxillary and mandibular dentitions; selecting attrition shape data from among the plural pieces of attrition shape data, in accordance with the degrees of attrition of the maxillary and mandibular dentitions; placing the selected attrition shape data at the restoration site; and creating shape data of a dental prosthetic device from the attrition shape data placed at the restoration site.

Abstract: Polymeric shell appliances are provided in which the polymeric shell appliances are configured to provide one or more activation forces to facilitate tooth movement. In many embodiments, the activation forces are arranged to provide force in a direction opposite to an intended direction of tooth movement. The polymeric shell appliances may comprise one or more tooth receiving cavities, in which each of the plurality of tooth receiving cavities is shaped and arranged to provide a counter moment of each of the plurality of teeth.

Abstract: This invention provides a measure that makes it possible to prevent more effectively, in comparison with the prior art, the invasion of germs from the gap between a dental prosthesis and the gingiva when the dental prosthesis is used in an oral cavity as well as the infection and inflammation associated therewith. There is a dental prosthesis or a component thereof, characterized in that: the dental prosthesis or the component thereof has hydroxyapatite fine particles on a surface of the dental prosthesis or the component thereof; the hydroxyapatite fine particles are sintered bodies; and the hydroxyapatite fine particles have a mean particle size of 10 to 1,000 nm.

Abstract: The invention relates to a dual fixation system for dental implant prosthesis consisting of: an intermediate abutment assembly for fixation on the implant, clip fixation device, fixation screw and cylinder that allows the prosthesis to be screwed or retained by clip as appropriate, individually or independently for each implant. This system facilitates both the immediate loading technique and the execution of the definitive prosthesis made on an intermediate abutment, since retention by clip is very advantageous in the case of implants with unfavorable emergencies, joining them to the structure as abutments and without compromising the esthetics of the case.

Abstract: Autonomously administering a pharmaceutical agent to an animal. A tag assembly is affixed to an animal. The tag assembly may be an ear tag, although other configurations can be used. The tag assembly has a reservoir that houses a pharmaceutical agent. An actuator and an application mechanism are provided. A control signal is generated responsive to an input, which may be from a sensor associated with the tag assembly or may be from an external circuit located apart from the tag assembly. Receipt of the control signal causes the actuator to apply a force to the reservoir, which in turn induces a flow of the pharmaceutical agent, via the application mechanism, to a body of the animal. The pharmaceutical agent may be topically or intravenously applied. The pharmaceutical may be an insecticide or some other agent. Multiple reservoirs can be provided to dispense the same or different pharmaceutical agents.

Abstract: Provided is a sensory substitution apparatus and method that combines two or more pieces of multi-sense sensory information to be converted into different multi-sense sensory information, in which received pieces of multiple information are combined to suit sensory characteristics of the user's body and efficiently transmitted to a different sensory organ. According to the present invention includes: receiving input sensory information; classifying the input sensory information; calculating an importance of each of individual sensory information; determining a target sense for which part or all of the individual sensory information, of which an importance is calculated, is to be converted into a new sensory signal incongruent with the corresponding individual sense; and converting the input sensory information into target sensory information to be transmitted to the determined target sense which is an organ.

Abstract: A wound closure includes one or more bandages. The one or more bandages include a first bandage and a second bandage. Each of the first bandage and the second bandage include a skin attachment portion having a skin fastener for attaching the bandages to a subject. Each of the first bandage and the second bandage include a closure portion having a closure fastener for attaching the closure portions with one another. The skin fastener and closure fastener may include an adhesive. The bandages may include a leg for folding over, and attaching to, the attached closure portions to form a secured folded closure. The secured folded closure may be folded generally flat against, and secured with, one of the skin attachment portions.

Abstract: A cylindrical bandage is held in place without using binding means such as strings tied to an upper limb. Additionally, the cylindrical bandage for a lower limb or upper limb fits the shapes and dimensions of a body part and stays on the body part and thus allows great increase in venous return. The cylindrical bandage includes a tubular knit being of a length corresponding to a length of an arm or a leg and a gutter-shaped knit extending from a lengthwise first end of the tubular knit. This gutter-shaped knit has smaller circumferential length than the first end of the tubular knit and has a cut-out section with a horseshoe or V shape.

Abstract: The present disclosure relates to taped and pant articles comprising substantially identical chassis.

Abstract: A tampon applicator system includes a body and a protective ring extending outward from the body. The body includes a pinch zone and an opening. The pinch zone is disposed on the body below the protective ring and on an opposite side of the body from the opening. The protective ring is configured to protect the pinch zone from exposure on the opposite side of the protective ring.

Abstract: A disposable absorbent article has a central body defining a first waist end region including a first end edge, a second waist end region spaced longitudinally from the first waist end region and including a second end edge, and a crotch region positioned therebetween. An absorbent core is situated between the end edges, and includes a plurality of elastics incorporated therewith such that the core is substantially lat-erally contracted in a narrowed region about the elastics. The absorbent core includes at least one end region that is sub-stantially non-elasticized and has a lateral width substantially wider than that of the narrowed region.

Abstract: A feminine product carrier is configured to hold tampons and other products within individual recesses. Sensors monitoring occupancy of the recesses cause a graphic interface on a computing device of the user, such as a smartphone, to depict which of the plurality of recesses is occupied and which is empty. A transceiver engaged to the carrier will provide a graphic depiction of a location of the carrier and initiate a warning when the carrier is determined to be not proximate to the location of the user.

Abstract: One aspect of the invention provides a three-dimensional scaffold including at least one layer of highly-aligned fibers. The at least one layer of highly-aligned fibers is curved in a direction substantially perpendicular to a general direction of the fibers. Another aspect of the invention provides a method for fabricating a three-dimensional scaffold. The method includes: electro spinning a plurality of fibers to produce at least one layer of highly-aligned fibers and forming the at least one layer of highly-aligned fibers into a three-dimensional scaffold without disturbing the alignment of the highly-aligned polymer fibers. A further aspect of the invention provides methods for using a three-dimensional scaffold to treat nerve or spinal cord injury.