Abstract: The apparatus of one embodiment of the present invention is comprised of a flexible sheath instrument, a flexible guide instrument, and a tool. The flexible sheath instrument comprises a first instrument base removably coupleable to an instrument driver and defines a sheath instrument working lumen. The flexible guide instrument comprises a second instrument base removably coupleable to the instrument driver and is threaded through the sheath instrument working lumen. The guide instrument also defines a guide instrument working lumen. The tool is threaded through the guide instrument working lumen. For this embodiment of the apparatus, the sheath instrument and guide instrument are independently controllable relative to each other.

Abstract: Systems, methods, and instruments for tracking localized movement of an anatomic structure at a surgical site are provided that can, for example, detect and identify movement of the anatomic structure not otherwise tracked by a global navigation system. One embodiment can include a cannula with a localized navigation sensor coupled to a distal end thereof. The cannula can be coupled to a robot arm and the localized navigation sensor can detect movement of an anatomic structure relative to the cannula. The localized navigation sensor can include one or more tines that selectively extend from the cannula to contact the anatomic structure. A controller can receive data from the localized navigation sensor and a global navigation system, and determine if movement detected by the localized navigation sensor is tracked by the global navigation system. Systems, methods, and instruments of the present disclosure can be used independently of a global navigation system.

Abstract: Systems and methods for treating target tissue include generating a priming sequence of sonication pulses for delivering acoustic energy to the target tissue; pausing generation of the sonication pulses for a delay interval; and generating a series of treatment sequences of sonication pulses for delivering acoustic energy to the target tissue, the treatment sequences having sonication intervals therebetween and the delay interval being larger than the largest sonication interval by a predetermined factor.

Abstract: A blood vessel harvesting system, which harvests blood vessels in a state of being covered by surrounding tissue, includes a separating device and a display device. The separating device includes a rod portion that is inserted into a living body, an optically transparent taper-shaped separating portion that is disposed at a distal end part of the rod portion, an endoscope portion that is disposed inside the rod portion and captures an endoscope image of an interior of the living body via the separating portion, and an ultrasound transceiver portion that is disposed on an outer peripheral surface of the rod portion, irradiates the interior of the living body with an ultrasonic wave, and receives a reflected wave from the interior of the living body.

Abstract: A surgical system is disclosed including an end effector comprising a clamp arm, a tissue contacting surface, and a circuit defining a plurality of segmented sections. The plurality of segmented sections comprises a first segmented section comprising a first impedance sensor configured to sense a parameter associated with tissue positioned in the first segmented section and deliver electrosurgical energy to the tissue. A motor is configured to move the clamp arm. A current sensor is configured to sense a current draw of the motor. A control system is configured to interrogate the first impedance sensor to determine a value of the parameter, interrogate the current sensor to determine the current draw, compare the value of the parameter to a threshold value, compare the current draw to a threshold current draw, and divert the electrosurgical energy away from the first segmented section based on the comparisons.

Abstract: An instrument holder system comprises a guide body comprising first and second ends, and a passage extending between the first and second ends along an axis to receive an instrument, and a mechanical or electro-mechanical measuring device comprising an attachment body for coupling to the guide body, a probe to extend into a trajectory of the passage to contact the instrument and generate positional data, and, optionally, a control device coupled to the probe to receive the positional data. A method of determining a position of an instrument relative to an instrument holder comprises inserting the instrument into a passage of the instrument holder, moving the instrument into contact with a sensing element, moving a tip of the instrument out of the instrument holder to cause movement of the sensing element, and correlating movements of the sensing element to distances the tip extends out of the instrument holder.

Abstract: The invention relates to a modular electrosurgical system for using electromagnetic (EM) radiation, such as radio frequency (RF) or microwave EM radiation, to treat biological tissue. In one example, control of the modules is centralised in a remote computing device which can communicate wirelessly with the modules of the system. In one example, different optional modules may be combined together with core modules to provide the system with different electrosurgical capabilities.

Abstract: An ultrasound imaging system include a console with transmit circuitry configured to generate an excitation electrical pulse that excites transducer elements of a probe to produce an ultrasound pressure field and configured to receive an echo signal generated in response to the ultrasound pressure field interacting with tissue. The console further includes receive circuitry configured to convert the echo signal into an electrical signal, and an echo processor configured to generate a live ultrasound image based on the electrical signal into. The console further includes a tracking processor configured to extract, in real-time, a feature common to both the live ultrasound image and previously generated volumetric image data from at least the live ultrasound image, and register, in real-time, the live ultrasound image with previously generated volumetric image data based on the common feature extracted in real-time to create the fused image. A display displays the fused image.

Abstract: The present discussion relates to the delivery of ultrasonic therapy energy to a target region in conjunction with a clear path determination that may assess one or more of: (1) presence of non-soft tissue regions within the therapy beam path (e.g., bone or bone-like structures, gas-filled cavities, and so forth), (2) partial “lift-off” of the probe head; or (3) sufficiency of acoustic coupling. Upon determination or confirmation of at least a partial clear path with respect to some or all of these factors, the therapy beam may be delivered to the target region.

Abstract: A method for measuring parameters in an ultrasonic image, includes: obtaining an ultrasound image by receiving ultrasound echoes from a target tissue with an ultrasound probe and contains an area representing the target tissue; displaying the ultrasound image; obtaining multiple measurement items to be measured; determining multiple anatomical feature items whose positions are to be determined during a measurement of the multiple measurement items according to a relevance among the multiple measurement items, to obtain a feature set that comprises the multiple anatomical feature items and whose anatomical feature items are different from each other; determining positions of the anatomical feature items in the feature set in the ultrasound image; calculating values of the multiple measurement items according to the positions of the anatomical feature items in the feature set; and outputting the values of the multiple measurement items.

Abstract: The focused ultrasound device according to an embodiment comprises: an ultrasound probe structure including a treatment transducer for transmitting a focused ultrasound signal and an image transducer for transmitting and receiving an ultrasonic image signal; a reception switch for selecting a plurality of first elements among elements of the image transducer as protection areas and deactivating same, and selecting a plurality of second other elements among the elements of the image transducer as reception areas and activating same; an image beamformer for forming a reception beam signal by focusing ultrasonic echo signals received from the plurality of second elements; an image generation unit for generating an image for a target area in an object on the basis of the reception beam signal; and a control unit for controlling the selection of the protection areas and reception areas by means of a reception switch.

Abstract: A system for processing patient data associated with a joint of a patient. The system comprising a computing device executing instructions to generate a 3D patient bone model of the joint in a non-weighted pose. The instructions rearrange 3D first and second bone models in order to mimic a weighted pose of the joint of the patient from a 2D image of the joint of the patient in a weighted pose by performing the steps of: generating a plurality of 2D projections of poses of the 3D patient bone model; comparing the plurality of 2D projections to contour lines of the first bone and the second bone in the 2D image; identifying particular 2D projections that best-fit a shape and size of the contour lines; and arranging the 3D first and second bone models relative to each other according to orientations represented by the particular 2D projections that were identified.

Abstract: A biopsy device includes a lateral member; a gun mount configured to support a biopsy gun, the gun mount being connected to the lateral member and movable along a first axis with respect to the lateral member, and a sensor which detects a position of the gun mount along the first axis with respect to the lateral member and generates positional data which is provided to an interface module. The gun mount can also be reconfigured in orientations which are offset in a dimension which is orthogonal to the first axis, orientations rotationally offset about the first axis or an axis parallel to the first axis. The lateral member can be in right hand and left hand orientations. Various sensors detect these reconfigurations and provide corresponding data to the interface module for additional calculations and display.

Abstract: A method for adapting, per cardiac cycle, the parameters governing interpolation of varying and non-interpolation of fixed fractions of each individual cardiac cycle is provided. A time series of data values associated with a cardiac cycle is received, and the time series is scaled to a reference cardiac cycle, wherein the scaling includes applying a model to the time series to generate a scaled time series of data values associated with the first cardiac cycle. The model is trained using the scaled time series.

Abstract: Embodiments of a dermatological cosmetic treatment and/or imaging system and method adapted to alter placement and position of multiple cosmetic treatment zones in tissue from ultrasound beams from a transducer, simultaneous multi-focus therapy at multiple depths, and/or dithering ultrasound beams from a transducer to alter placement and position of multiple cosmetic treatment zones in tissue. The system can include a hand wand, a removable transducer module, and a control module. In some embodiments, the cosmetic treatment system may be used in various cosmetic procedures.

Abstract: Devices, systems, and methods for evaluating a vessel and tracking progression of an intravascular procedure are disclosed. In an embodiment, a medical system is disclosed. One embodiment of the medical system comprises a medical processing unit in communication with an intravascular device configured to obtain intravascular ultrasound (IVUS) data and with an external ultrasound device configured to obtain external ultrasound data. The medical processing unit is configured to receive the IVUS data from the intravascular device, wherein the intravascular device is positioned proximate to an aneurysm, receive the external ultrasound data from the external ultrasound device, wherein the external ultrasound device is positioned to image the aneurysm, and track progression of a coil embolization of the aneurysm based on the IVUS data and the external ultrasound data.

Abstract: A mobile phone cover is provided comprising: a holder 120, 1120, 2120, 3120 for receiving and retaining a mobile phone 108, the mobile phone comprising an energy supply; a portable charging device 106, 1106, 2106, 3106 having two or more charging stations 110, 1110, 2110, 3110, each charging station 110, 1110, 2110, 3110 being configured and arranged for receiving and retaining a rechargeable instrument 104, the rechargeable instrument 104 comprising an energy storage; the portable charging device 106, 1106, 2106, 3106 being further configured and arranged: to transfer energy, in use, from the energy supply of the mobile phone 108, placed in the holder, to the two or more charging stations 110, 1110, 2110, 3110; and to transfer energy, in use, from the charging stations 110, 1110, 2110, 3110 to the energy storage of the rechargeable instrument 104 placed in the respective charging station 110, 1110, 2110, 3110.

Abstract: A medical handling device comprises an instrument holder for holding an observation instrument that is equipped with an image capturing unit for capturing an image section of an object plane. The handling device further comprises a robotic handling unit that supports the instrument holder and a control device that comprises a handling control unit for controlling the robotic handling unit and an instrument control unit for controlling the observation instrument. An input device is coupled to the control device for selecting an image section to be reproduced. The control device is adapted to detect a present orientation of the observation instrument and to control the robotic handling unit, while taking into account the present orientation of the observation instrument, in response to user inputs at the input device. The observation instrument is movable with respect to a pivot point in the object plane at a defined object distance along a curved path.

Abstract: A system including a diagnostic-quality CT scanner for imaging a patient, the diagnostic-quality CT scanner having an imaging isocenter and a radiation therapy device positioned adjacent the diagnostic-quality CT scanner, the radiation therapy device including a gantry carrying a radiation therapy beam source and having a radiation therapy isocenter separate from the imaging isocenter of the diagnostic-quality CT scanner. The system including a couch configured to position the patient for imaging and for radiation therapy by translating the patient between the diagnostic quality CT scanner and the radiation therapy device.

Abstract: The present embodiments relate generally to a probe, system, and method for generating a predictive model for moving the probe. The probe can include a movable element that move according to the suggestion of the predictive model. The system can include the probe, a user device, an administrator processor, and a server. The predictive model calculates an image score based on the quality, then the processor can move the movable element based on the score.

Abstract: Intraluminal ultrasound devices, systems and methods are provided. In one embodiment, an intravascular ultrasound device includes a flexible elongate member configured to be positioned within a body lumen of a patient, the flexible elongate member including a distal portion and a longitudinal axis; a first ultrasound transducer array configured to obtain ultrasound imaging data of the body lumen; and a second ultrasound transducer array configured to apply an ultrasound therapy within the body lumen. Both the first and second ultrasound transducer arrays are disposed at the distal portion of the flexible elongate member and circumferentially positioned around the longitudinal axis of the flexible elongate member.

Abstract: Devices and methods for ultrasound image-guided percutaneous, cardiac valve implantation and repair comprise, in combination, a plurality of devices including but not limited to an ultrasound-image guided catheter, a pericardial sheath, a cardiac-valve delivery system and an ascending aortic filter. An image-guided catheter is utilized to introduce via an introducer needle and a guide wire a pericardium portal for permitting entry from the chest wall to inside the pericardial space between the pericardial outer lining and inner lining. The pericardium portal permits the use of ultrasound vision to locate a site proximate the left ventricular apex, for introduction of a sheath via a .myocardium needle into the left ventricular space at an angle and avoiding any coronaries or vessels. A first delivery system permits placement of at least one aortic filter which collects any emboli, particulate matter, plaque and prevents such matter travelling via the ascending aorta to the brain, causing a stroke.

Abstract: Apparatus and methods are provided for applying ultrasound pulses into tissue or a medium in which the peak negative pressure (P?) of one or more negative half cycle(s) of the ultrasound pulses exceed(s) an intrinsic threshold of the tissue or medium, to directly form a dense bubble cloud in the tissue or medium without shock-scattering. In one embodiment, a microtripsy method of Histotripsy therapy comprises delivering an ultrasound pulse from an ultrasound therapy transducer into tissue, the ultrasound pulse having at least a portion of a peak negative pressure half-cycle that exceeds an intrinsic threshold in the tissue to produce a bubble cloud of at least one bubble in the tissue, and generating a lesion in the tissue with the bubble cloud. The intrinsic threshold can vary depending on the type of tissue to be treated. In some embodiments, the intrinsic threshold in tissue can range from 15-30 MPa.

Abstract: A therapeutic apparatus for therapeutic ultrasonic treatment of a tissue region that contains a flowing liquid has at least one ultrasonic source and a control unit for activating the ultrasonic source in order to radiate ultrasonic pulses according to a pulse parameter set into the tissue region. The therapeutic apparatus has a measuring system configured to determine a flow velocity of the liquid and a focus control system configured to move a focus region of the ultrasonic pulse relative to the tissue region over a longitudinal portion. A movement direction of the focus region therein corresponds to a flow direction of the liquid and a movement velocity of the focus region corresponds to the flow velocity.

Abstract: The present invention discloses a surgical stapler instrument. The surgical stapler instrument comprises a handle assembly having a proximal end and a distal end. A bottom jaw is detachably coupled to the distal end of the handle assembly. The bottom jaw having a staple cartridge surface, configured to eject one or more staples. Further, a top jaw is detachably coupled to the bottom jaw toward the distal end of the handle assembly. The top jaw comprises a staple pocket disposed over an anvil surface of the top jaw and configured to bend the ejected one or more staples and deliver into targeted tissues. An effective friction coefficient (?e) of the staple pocket of the top jaw is lower than the staple cartridge surface of the bottom jaw to achieve optimized stapling.

Abstract: An apparatus for operating on tissue comprises a shaft, an acoustic waveguide, and an end effector. The acoustic waveguide extends along the shaft and is configured to transmit ultrasonic vibration. The end effector comprises an ultrasonic blade and a clamp arm. The ultrasonic blade is in acoustic communication with the acoustic waveguide. The clamp arm is pivotable toward the ultrasonic blade. The end effector defines a first longitudinal region and a second longitudinal region. The end effector is configured to clamp tissue between the clamp arm and the ultrasonic blade in the first longitudinal region. The end effector is configured to sever tissue with the ultrasonic blade in the second longitudinal region.

Abstract: A catheter for facilitating re-entry of a re-entry wire into a true lumen or into any desired region of a blood vessel may have an elongate shaft with a first lumen. A distal port and a first proximal port are fluidly coupled with the first lumen. A wire re-entry port is adjacent the distal end of the elongate shaft. The wire re-entry port has a re-entry axis. An ultrasound transducer on the catheter is configured to produce an image the blood vessel, and has a central axis that allows visualization of the re-entry wire as it exits the re-entry port and re-enters the true lumen. This allows the operator to ensure that the re-entry wire re-enters the true lumen in a desired location and does not damage the vessel.

Abstract: The present disclosure is directed to an ultrasonic catheter assembly. More specifically, the catheter assembly includes a catheter and one or more piezoelectric or echogenic components. The catheter has a side wall that extends from a proximal end and a distal end that defines a lumen extending from the proximal end to the distal end. Thus, the lumen is configured to deliver a treatment fluid from the proximal end to the distal end. In addition, the piezoelectric component(s) are configured with the side wall of the catheter and/or embedded at least partially within the side wall of the catheter. As such, the piezoelectric component(s) are configured to enhance ultrasonic imaging of the catheter, e.g. when activated by a stimulator assembly.

Abstract: Provided in accordance with the present disclosure are systems, devices, and methods for displaying medical images based on a location of a camera. In an exemplary embodiment, a method includes receiving image data of a patient's body, identifying an organ in the image data, generating a three-dimensional (3D) model of at least a portion of the patient's body based on the image data, registering the 3D model with the patient's body, determining a location of a camera inside the patient's body, identifying a 2D slice image from the image data based on the determined location of the camera inside the patient's body, and displaying the 2D slice image.

Abstract: A device and a method, which is individual to a patient, treat malignant diseases by using selectively acting tumor-destructive mechanical pulses (TMI). The tumor-destructive pulse shapes are determined using physical cell properties, which are individual to each patient. The device is controlled in such that lethal pulse fields are applied in the tumor area.

Abstract: Embodiments of a robotic medical system comprise a steerable instrument that includes a bendable body and a connector assembly configured to detachably connect the bendable body to an actuation unit. A controller is configured to control the actuation unit. The connector assembly comprises a connection receptor coupled to the actuation unit and a connecting shaft coupled to the bendable body. The connecting shaft includes a plurality of driving rods that are attached in a one-to-one correspondence to a plurality of driving wires and that detachably attach to the connection receptor. In a connected state where the bendable body is connected to the actuation unit via the connector assembly, the controller causes the actuation unit to transmit an actuating force from an actuator to a driving rod, and the driving rod actuates or moves a driving wire in a same direction as the actuating force applied by the actuator.

Abstract: Techniques for performing therapy using an internal anatomy therapy delivery system are described herein. The internal anatomy therapy delivery system calculates a treatment location from sensor data received from an internal anatomy therapy delivery device, determines an appropriate therapy, and moves the internal anatomy therapy delivery device to a location on the anatomical surface corresponding to the therapy. Once at the location, the internal anatomy therapy delivery device determines treatment parameters based on local measurements, delivers the treatment, and makes additional measurements to determine whether the treatment was successful.

Abstract: A framework for image-based probe positioning is disclosed herein. The framework receives a current image from a probe. The current image is acquired by the probe within a structure of interest. The framework predicts a position of the probe and generates a recommendation of a next maneuver to be performed using the probe by applying the current image to a trained classifier. The framework then outputs the predicted position and the recommendation of the next maneuver.

Abstract: Manipulators and cartridges for robotic-assisted vascular access are described herein. In some embodiments, an apparatus includes a cartridge including a guidewire, a needle, and a catheter that are coaxially disposed with respect to each other; and a plurality of guides coupled to the guidewire, the needle, and the catheter; a manipulation device including a plurality of actuators each configured to couple to a different guide member of the plurality of guides, the plurality of actuators being configured to linearly advance and retract the plurality of guides to move the needle, the guidewire, and the catheter; and a control unit operatively coupled to the manipulation device, the control unit configured to control the plurality of actuators to selectively move the needle, the guidewire, and the catheter to gain access via the catheter to a target vessel of a patient.

Abstract: A monitoring device for monitoring of vital signs of a living organism comprises at least two electrode pins for receiving an electrical activity of the living organism and an optical sensor for sensing a pulse of the living organism, wherein the monitoring device has a compact form and the at least two electrode pins and the optical sensor are integrated in the monitoring device.

Abstract: An ultrasound diagnostic apparatus generates and displays an ultrasound image corresponding to reflected ultrasound reflected inside a subject. The ultrasound diagnostic apparatus includes a hardware processor that generates a B-mode image based on a reception signal corresponding to the reflected ultrasound, analyzes the B-mode image and determines an operation status of a treatment instrument used for treatment, and based on a result of the determination, displays a first display image including a current B-mode image and a second display image including a B-mode image obtained when the treatment instrument is in a non-operating state in such a manner that the first display image and second display image are aligned.

Abstract: An apparatus for treating vascular thrombosis with ultrasound, includes a therapeutic ultrasonic transducer, suitable for generating focused ultrasonic waves that propagate along an emission axis; an imaging ultrasonic transducer associated with the therapeutic transducer; a means for moving the focal spot of the therapeutic ultrasonic transducer along the emission axis with respect to the imaging transducer; a motorized mechanical system for translating the transducers along at least a first axis parallel to the emission axis and a second axis perpendicular to the first; and an electronic control system for driving the motorized mechanical system and the means for moving the focal spot of the therapeutic transducer.

Abstract: The subject matter of the present disclosure generally relates to techniques for neuromodulation that include applying energy (e.g., ultrasound energy) into an internal tissue to cause tissue displacement and identifying that the tissue displacement has occurred. In one embodiment, the presence of tissue displacement is associated with a desired therapeutic or physiological outcome, such as a change in a molecule of interest.

Abstract: A method for tissue characterization by ultrasound wave attenuation measurements is provided that comprises: a) transmitting at least an ultrasound pulse in a target body; b) receiving ultrasound pulses reflected by the target body and transforming the reflected ultrasound pulses into RF reception signals; c) extracting an envelope of the received RF signals; d) carrying out a logarithmic compression of the extracted envelope and e) computing a propagation depth dependent attenuation coefficient of the tissues crossed by the ultrasound pulse in the target body as the slope of the line fitting the logarithmic compressed envelope data along the penetration depth of the ultrasound pulse in the target body. The disclosure relates also to an ultrasound system for carrying out the method.

Abstract: Systems and methods for camera control within surgical robotic systems are provided. One system includes a computing device, multiple robot assemblies, and a surgeon console. Each robot assembly among the multiple robot assemblies includes a robotic arm. A robotic arm of a first robot assembly is coupled to an image capture device. Robotic arms of at least a subset of robot assemblies, different from the first robot assembly, are coupled to surgical instruments. The surgeon console includes multiple handles, each communicatively coupled to a robot assembly coupled to a surgical instrument. The surgeon console is configured to transmit to the computing device one or more packets that include data related to a movement of at least one handle. The computing device configured to calculate a new position of the image capture device and transmit instructions to the first robot assembly to move the image capture device to the new position.

Abstract: In accordance with the present disclosure, deep-learning techniques are employed to find anomalies corresponding to bleed events. By way of example, a deep convolutional neural network or combination of such networks may be trained to determine the location of a bleed event, such as an internal bleed event, based on ultrasound data acquired at one or more locations on a patient anatomy. Such a technique may be useful in non-clinical settings.

Abstract: An ultrasound probe positioning system (100) comprises a positioning unit (102) for holding an ultrasound probe unit (104) and for moving the ultrasound probe unit and positioning it at a target position and a positioning control unit (106) configured to provide target positioning data indicative of a target position that establishes a mechanical contact of the ultrasound probe unit with an external object (110) and to control the mechanical positioning unit in moving and positioning the ultrasound probe at the target position. The positioning unit comprises a force actuation unit (108) configured to adapt a pressing force amount of a mechanical pressing force exerted on the object in response to a variation of a counterforce amount so as to maintain a predetermined net pressing force amount exerted by the mechanical pressing force against the counterforce.

Abstract: An ultrasonic transmitter unit includes: a sheath that forms a cylindrical shape and is having a proximal end and a distal end; an ultrasonic transmitter configured to be inserted into the sheath; and a cover member that covers a part of the ultrasonic transmitter and has an inner surface and an outer surface. The ultrasonic transmitter includes: a first area surrounded by the sheath; a second area protruding from the distal end of the sheath; and a distal-end treatment portion provided in a distal end of the second area. The cover member covers the second area of the ultrasonic transmitter, and exposes the distal-end treatment portion of the ultrasonic transmitter to an outside, and is made of fluorine-based resin.

Abstract: An ultrasound system including: a scanner module including a housing including a first fastener element, an ultrasound transducer, a rotational actuator, and an electronics module; and a positioner module including a second fastener element; operable between a first mode, wherein the first and second fastener elements cooperatively couple the scanner module to the positioner module, and a second mode, wherein the scanner module and positioner modules are separate. An ultrasound system including: a housing including a handle region and a membrane; an ultrasound transducer; a reservoir; a rotational actuator; and an electronics module.

Abstract: A method for adjusting the operation of a surgical instrument using machine learning in a surgical suite is disclosed. The method comprises the steps of gathering data during surgical procedures, wherein the surgical procedures include the use of a surgical instrument, analyzing the gathered data to determine an appropriate operational adjustment of the surgical instrument, and adjusting the operation of the surgical instrument to improve the operation of the surgical instrument.

Abstract: An ultrasound imaging and therapy device includes an array of concentric annular ultrasound transducers, and an ultrasound imaging device situated inside an innermost transducer of the plurality of concentric annular ultrasound transducers, wherein it further comprises a mechanical linkage allowing a tilting movement of the array of concentric annular ultrasound transducers with respect to the ultrasound imaging device and in that the ultrasound imaging device protrudes in an axial direction from the array of concentric annular ultrasound transducers; whereby the ultrasound imaging device can be kept stationary and in direct or indirect contact with a patient's skin while the array of concentric annular ultrasound transducers is tilted so as to move a focal point of ultrasound waves generated by the concentric annular ultrasound transducers within an imaging region of the ultrasound imaging device.

Abstract: An ultrasonic endoscope includes: an ultrasonic transducer having an ultrasonic vibrator; a distal end portion body disposed continuously with a proximal end side of the ultrasonic transducer; an erecting base housing portion that is disposed in the distal end portion body and has an opening which opens toward one side in a direction perpendicular to the axial direction of the distal end portion body; a treatment tool lead-out port that communicates with the inside of the erecting base housing portion, an erecting base that is disposed in the inside of the erecting base housing portion and changes a lead out direction of a treatment tool led out from the treatment tool lead-out port; and a cleaning communication hole that is formed in a wall surface on a side opposite to a side where the opening of the erecting base housing portion is disposed and communicates with an outside.

Abstract: An interventional therapy system may include at least one catheter configured for insertion within an object of interest (OOI); and at least one controller which configured to: obtain a reference image dataset including a plurality of image slices which form a three-dimensional image of the OOI; define restricted areas (RAs) within the reference image dataset; determine location constraints for the at least one catheter in accordance with at least one of planned catheter intersection points, a peripheral boundary of the OOI and the RAs defined in the reference dataset; determine at least one of a position and an orientation of the distal end of the at least one catheter; and/or determine a planned trajectory for the at least one catheter in accordance with the determined at least one position and orientation for the at least one catheter and the location constraints.

Abstract: A method for planning a scan path for intraoperative radiation therapy may comprise acquiring a plurality of images of a region of interest through an auxiliary scanning component, establishing a 3D model of the region of interest based on the plurality of images of the region of interest, determining a radiation therapy volume based on the 3D model of the region of interest, and planning a scan path for a radiation therapy component to scan the radiation therapy volume.

Abstract: The present disclosure discloses a method and an apparatus for acquiring motion information. A frequency domain transformation is performed on a detection signal of a vibration propagating in a medium to obtain a frequency domain signal, then a signal that is outside of a defined vibration velocity range is removed from the frequency domain signal, that is, only a vibration signal is retained, and then a position-time diagram is obtained along a defined vibration propagation direction. It is not necessary to perform motion estimation on propagation of the vibration by a complicated calculation, and it is only necessary to determine the presence or absence of the vibration by processing in the frequency domain, and then the position-time diagram is obtained, which is a highly efficient method for acquiring motion information.