Abstract: Systems, delivery devices, and methods to treat to ablate, damage, or otherwise affect tissue. The treatment systems are capable of delivering a coolable ablation assembly that ablates targeted tissue without damaging non-targeted tissue. The coolable ablation assembly damages nerve tissue to temporarily or permanently decrease nervous system input.

Abstract: In some examples, a catheter system includes an elongate shaft including a distal portion and a proximal portion and a neuromodulation element on the distal portion of the elongate shaft. The proximal portion of the shaft can include a proximal hypotube segment defining an inner lumen, and an electrically insulative tube located at least partially within the inner lumen of the proximal hypotube segment, the electrically insulative tube being attached to the proximal hypotube segment at at least one of a proximal portion or a distal portion of the proximal hypotube segment. The catheter system can also include one or more electrical leads extending distally within the inner lumen of the proximal hypotube segment and the electrically insulative tube to the neuromodulation element on the distal portion of the elongate shaft.

Abstract: The disclosure provides a cooling system for a surgical ablation device, the device having a cooling circuit comprising a device coolant supply line having a supply coupling; a coolant return line having a return coupling; coolant passageways within the device to circulate coolant within the device, the supply line and the return line being in fluid communication via the device coolant passageway(s); a coolant manifold configured to fluidly connect a cooling fluid source to at least one manifold fluid outlet port, such as to place the cooling fluid source in fluid communication with the one or more device coolant passageways. wherein the supply coupling is configured for connection to a manifold outlet port of the manifold.

Abstract: A medical device includes an elongate hollow shaft having a shaft proximal end, a shaft distal end, and a lumen extending along the elongate hollow shaft. A handle is disposed at the shaft proximal end. A connector assembly having a connector assembly proximal end and a connector assembly distal end, the connector assembly proximal and distal ends being opposite ends of the connector assembly. An expandable frame is detachably disposed at the connector assembly distal end, the expandable frame including a plurality of interconnected members formed of an electrically conductive material, wherein the interconnected members in a first portion of the expandable frame are coated with a dielectric layer, and wherein the interconnected members in a second portion of the expandable frame are uncoated and configured as an electrode region of the expandable frame.

Abstract: System and method for locating and identifying nerves innervating the wall of arteries such as the renal artery are disclosed. The present invention identifies areas on vessel walls that are innervated with nerves; provides indication on whether energy is delivered accurately to a targeted nerve; and provides immediate post-procedural assessment of the effect of energy delivered to the nerve. The method includes at least the steps to evaluate a change in physiological parameters after energy is delivered to an arterial wall; and to determine the type of nerve that the energy was directed to (none, sympathetic or parasympathetic) based on the evaluated results. The system includes at least a device for delivering energy to the wall of blood vessel; sensors for detecting physiological signals from a subject; and indicators to display results obtained using said method. Also provided are catheters for performing the mapping and ablating functions.

Abstract: A system includes a pulse waveform generator and an ablation device coupled to the pulse waveform generator. The ablation device includes at least one electrode configured for ablation pulse delivery to tissue during use. The pulse waveform generator is configured to deliver voltage pulses to the ablation device in the form of a pulsed waveform. The pulsed waveform can include multiple levels of hierarchy, and multiple sets of electrodes can be activated such that their pulsed delivery is interleaved with one another.

Abstract: A medical device including a catheter having a proximal portion and a distal portion. A plurality of electrodes is disposed along the distal portion, the plurality of electrodes including a first electrode pair having a first fixed polarity and a second electrode pair having a second fixed polarity different than the first fixed polarity. A first lumen extends through the distal portion, the first lumen includes a first conductor configured to connect to a first electrode of the first electrode pair and a second conductor configured to connect to a second electrode of the first electrode pair. A second lumen extends through the distal portion and separated from the first lumen, the second lumen includes a third conductor configured to connect to a first electrode of the second electrode pair and a fourth conductor configured to connect to a second electrode of the second electrode pair.

Abstract: A probe of a target identification system can be extended via a first lumen of a viewing instrument, such as for illuminating an area beyond a distal end of the viewing instrument via an optical path of the viewing instrument. An optical response to the illumination of the area can be received via an optical path of the probe and can be split from other optical signals of the optical path. The optical response information can be used to identify characteristics of a target and to adjust parameters of a working instrument such as a working instrument contemporaneously using the probe.

Abstract: Provided is a skin procedure guidance and feedback system that derives displacements of points before and after formation of a coagulation spot at each point on the skin surface based on an energy-based medical device, and calculates and feeds back a minimum distance that prevents coagulation zones from overlapping when coagulation spots are generated several times based thereon, including a photographing unit that photographs skin before and after the procedure, a displacement calculator that derives landmark displacement data from landmark location data of the skin photographed by the photographing unit, and derives location data of a contraction center based on the landmark displacement data, a boundary deriver that derives a boundary of a contraction zone from the contraction center in the skin procedure, and a procedure feedback unit that takes result data derived by the boundary deriver as input to feed back optimal parameter information for the procedure.

Abstract: One described aspect is an optical fiber comprising: a fiber core that extends along a fiber axis, is configured to transmit a laser energy along the fiber axis, and terminates at a distal end; a first cladding that extends along the fiber axis, is adjacent to the fiber core, and terminates at a distal end; a coating that extends along the fiber axis and terminates at a distal end, wherein the coating is a gold coating; a second cladding that surrounds a portion of the gold coating along the fiber axis, and terminates at a distal end; an outer jacket that extends along the fiber axis and terminates at a distal end; and a fiber tip. Associated laser systems are also disclosed.

Abstract: A catheter system for treating stenosis in a body lumen includes a first energy source, a second energy source, and a catheter. The catheter includes an elongate member that is navigable through the body lumen, a first acoustic energy emitter connected to the first energy source and configured to emit acoustic energy when energy is received from the first energy source, and a second acoustic energy emitter connected to the second energy source and configured to emit acoustic energy when energy is received from the second energy source.

Abstract: The application provides a virtual reality system (200) and a method for simulating a virtual robotic surgery environment for providing training to medical professionals and diagnosis of any anomalies in the diagnostic scan of one or more patients.

Abstract: A system comprises a processor, a display, and a memory having computer readable instructions stored thereon that, when executed by the processor, cause the system to receive intra-operative three-dimensional image data from an imaging system. A portion of the intra-operative three-dimensional image data corresponds to an instrument disposed in a patient anatomy. The computer readable instructions, when executed by the processor, further cause the system to generate two-dimensional projection image data from the intra-operative three-dimensional image data, display the two-dimensional projection image data on the display, and identify, within the two-dimensional projection image data, a three-dimensional location of a portion of the instrument.

Abstract: Systems and methods for guiding a blood flow restoration procedure (e.g., thrombectomy) are disclosed herein. In some variations in accordance with the present technology, a method for guiding removal of a thrombus includes receiving image data indicative of positions of marker elements on a thrombectomy device positioned proximate the thrombus in a patient, and predicting at least one characteristic of the thrombus by applying a trained machine learning algorithm to the image data.

Abstract: Provided is a method for determining a separating plane for separating aneurysm from a parent artery to obtain precise size information of an aneurysm. The method includes generating an aneurysm region including: generating a vessel mesh; generating a centerline based on the vessel mesh; generating a parent artery mesh based on the centerline; and generating a separating plane based on the parent artery mesh to obtain the aneurysm region.

Abstract: Provided is a method for determining a plane in three-dimensional shape to obtain precise size information of an aneurysm. The method includes generating an aneurysm region including: generating a vessel mesh; obtaining at least one input point; generating a separating plane based on the at least one input point; and generating the aneurysm region based on the separating plane.

Abstract: A system may be configured to facilitate a medical procedure. Some embodiments may: acquire a scan corresponding to a region of interest (ROI); capture an image of a patient in real-time; identify, via a trained machine learning (ML) model using the acquired scan and the captured image, a Kambin's triangle; and overlay, on the captured image, a representation of the identified Kambin's triangle.

Abstract: A system and device (110) for determining bone laxity. For example, the system includes a tracked probe (300) comprising at least one probe marker (310) and a computer assisted surgical (CAS) system (100). The CAS system includes a navigation system (130) and a processing device (110) operably connected to the navigation system and a computer readable medium configured to store one or more instructions that, when executed, cause the processing device to receive location information from the navigation system, generate (820) a surgical plan comprising a post-operative laxity assumption (720), collect (850) first motion information related to movement of the joint through a first range of motion, collect (860) second motion information related to movement of the joint through a second range of motion, determine (870) a post-operative laxity (710), and compare the post-operative laxity and the post-operative laxity assumption to determine laxity results.

Abstract: Systems, methods, and apparatus are described herein for real-time tracking and monitoring of arrays and bones during a surgical procedure. For example, a tracking array (e.g., a surveillance marker) may be affixed to an implant to be inserted in a patient. The implant may be, for example, a pedicle screw or a cage. Affixing the tracking array to the implant may allow the surgeon to monitor the patient array location without an additional incision and/or a second imaging (e.g., additional patient radiation exposure).

Abstract: The augmented reality system includes a needle, a camera, an ultrasound generator, a memory, and a processor. The needle includes a location code, a first marking area, and a second marking area. The processor is used to perform following steps: capturing the location code, the first marking area, and the second marking area of the needle to perform positioning or a marking pose estimation by the camera; obtaining a feature points number according to the first marking area and the second marking area; obtaining a range prediction interval of the ultrasound field of view according to the feature points number of the needle; increasing or decreasing the range prediction interval according to the feature points number and a feature points number threshold; and when it is determined that the feature points number is greater than the feature points number threshold, the range prediction interval is reduced.

Abstract: Various examples relate to techniques for recording, in association with surgery carried out on a patient, measurement data with depth resolution, such that, on the basis thereof, it is possible to determine a transformation specification which mediates between images captured by means of a robotic visualization system, e.g. a surgical microscope, and preoperative volume image data.

Abstract: A system for performing a surgical procedure includes a catheter with a camera configured to capture images of a patient's anatomy, a biopsy tool, and a workstation operably coupled to the catheter and the biopsy tool, the workstation including a memory and a processor, the memory storing instructions, which when executed by the processor cause the processor to receive a plurality of images captured by the camera at a plurality of locations in a patient's anatomy, identify coordinates of the catheter at each respective location at which each received image of the plurality of images was captured, identify coordinates of the biopsy tool within the patient's anatomy, identify an image of the plurality of received images having coordinates corresponding to the identified coordinates of the biopsy tool, and display the identified image on a user interface.

Abstract: A robotically assisted surgical system includes a robot and various control systems for facilitating assistance with a medical procedure. A predictive maintenance module obtains various operational data associated with the robot and applies a machine learning model trained to predict failures or degradations, classify a health state of the robot, and/or detect anomalous conditions that may be indicative of a future failure. The predictive maintenance module may invoke various actions in response to inferences generated by the machine learning model, such as generating notifications, generating messages to a connected software platform, and/or initiating automated actions associated with the operation of the robot.

Abstract: The present embodiments relate to operator control in a master-slave robotic system, including, but not limited to, wherein an operator uses a master control input device to guide the position and orientation of a tool that is driven by the robotic system. Embodiments described herein provide devices and methods of increasing precision control for complex motions by, for example, decoupling operator control of rotational and translational movement.

Abstract: Provided herein is a robot apparatus, system and method of use. The robot system may comprise a bendable body having a plurality of steerable segments and a controller, where the controller controls actuation of the steerable segments based on an input data. In some embodiments, the input data is at least one of: a target bend, or a data representation of target bend. In some embodiments, the input data of operation mode may be the selection of a Distributed bending mode, wherein the controller is configured to move the at least one proximal drive wire and the at least one distal drive wire simultaneously.

Abstract: A medical robot system includes a robot with a movable robot arm connected to a robot base and a robot head connected to the robot arm. An end effector can be on the robot head or serve as a robot head. A control device can execute an action of the robot, in particular to control a movement of the robot and execute the movement as an action. The robot system further includes at least one touch display with a control unit. An activation button is visually displayed on the touch display. When the activation button is pressed as an input by a user, a control signal is sent to the robot control device via a signal connection to activate an action of the robot, such as a movement of the robot. The robot system can be implemented with an activation method, a computer-readable storage medium, and a computer program.

Abstract: Devices, systems, and methods for providing a degree of freedom to a guide tube associated with a robotic surgical system. The surgical robot system may be configured to have six degrees of freedom associated with a vertical lift, rotation about a shoulder, rotation about an elbow, roll of a forearm, pitch of the end-effector, and rotation of a guide tube independent from the end-effector. The robotic surgical system allows for the proper orientation of an instrument in the guide tube along a trajectory to the operational site of a patient.

Abstract: Systems and methods for minimally invasive computer-assisted telesurgery are described. A computer-assisted teleoperated surgery system includes a teleoperated instrument actuation pod. The surgical instrument actuation pod includes a plurality of linear actuators arranged around a surgical instrument. The linear actuators engage with actuator engagement members on the instrument and so drive movable parts on the instrument. The actuation pod is mounted on a teleoperated manipulator. Instrument pod mass is close to the teleoperated manipulator to minimize the pod's inertia, momentum, and gravity effects on the manipulator.

Abstract: A doctor-controlled platform base, comprising a base, synchronous pedal assemblies arranged at bottom of the base, a control pedal assembly and a brake assembly; the control pedal assembly is connected under the base, and is connected to the synchronous pedal assemblies; a walking device is arranged below the base; one end of the brake assembly is hingedly connected to the control pedal assembly, and the other end is connected to the walking device; when at least one synchronous pedal assembly is subjected to an external force, the two synchronous pedal assemblies ascend and descend synchronously, driving the control pedal assembly to ascend and descend in the same direction; when ascending and descending, the control pedal assembly can drive the brake assembly to move to lock or loosen the walking device. The synchronous pedal assemblies can be stabilized at the highest stable point or the lowest stable point.

Abstract: A system for performing robotic surgery at a surgical site on a patient includes a control tool configured for manipulation by an operator, one or more displays, and a processor configured to cause a robotic arm, which holds a surgical tool, to manipulate the surgical tool correspondingly to the manipulation of the control tool, such that the operator controls the surgical tool via the control tool, to cause the displays to display a real-time video of the surgical site, in which the surgical site is magnified, to the operator while the operator controls the surgical tool, and to cause the displays to display at least one three-dimensional (3D) image of the surgical site, in which the surgical site is shown with less magnification relative to the video. Other embodiments are also described.

Abstract: There is provided a robotic surgical instrument comprising an end effector, a shaft component, a supporting body, a pulley, and a protrusion. The supporting body is connected to a distal end of the shaft component at a first end and to the end effector at a second end. The supporting body comprises first and second flanges extending from the first end into the shaft component. The pulley faces an outer surface of the first flange. The protrusion is coupled to the distal end of the shaft component and extends towards the end effector. The protrusion is configured to interface with an interfacing surface of one of the first or second flanges when the supporting body is moved towards the pulley. The separation between the outer surface of the first flange and the pulley is greater than the separation between said interfacing surface of one of the first or second flanges and the protrusion.

Abstract: A miniature device is provided for facilitating performing a therapeutic activity at a target site in a patient. The miniature device comprises a body defining a longitudinal axis extending along a longitudinal direction, and is configured to be maneuvered to move in the longitudinal direction by a linear magnetic field aligned along the longitudinal axis, and to be rotated about the longitudinal axis by a rotating magnetic field rotating about the longitudinal axis.

Abstract: Described herein is a system for surgical procedures. The system can include a tray and a wireless remote. The tray may include a magnetically attractive layer. The wireless remote is configured to control one or more aspects associated with operations of a surgical console and includes one or more magnets configured to magnetically interact with the magnetically attractive layer and couple the wireless remote to the tray.

Abstract: A sealing device for at least one surgical instrument, with a sealing element which is designed to seal an interface between a working element and at least one instrument, with a locking element which can be connected to the working element or is formed on the latter. The locking element is designed to fix the sealing element and has at least one latching portion. The sealing element is designed to engage in the latching portion and to be held automatically on the locking element in a position sealing the interface. A method is provided for assembling the sealing device.

Abstract: A retractor assembly may include a retractor removably coupled with a retractor handle. The retractor may include a handle connection feature, a retractor shaft, an arcuate projection having a convex retractor surface and a cutting shield surface, and a guide projection having an aperture shaped to receive at least a portion of a femoral condyle therein to position the retractor relative to a tibial plateau. The retractor handle may include a handle portion and a retractor connection feature. The retractor may be placed on a lateral side of a medial collateral ligament of a knee joint to retract the medial collateral ligament away from a tibial plateau of the knee joint and protect the medial collateral ligament during a tibial plateau resection procedure.

Abstract: Various embodiments of a placement tool for an apparatus to be fastened to a cranium with a fastener around a burr hole formed through the cranium are disclosed. The placement tool includes a receptacle adapted to hold the fastener, where the receptacle includes a channel extending between an upper opening of the receptacle and a lower opening of the receptacle along a channel axis. The placement tool further includes a retainer disposed within the channel of the receptacle, where the retainer includes a recess or a protrusion adapted to restrain the fastener against movement. The fastener opening of the apparatus is configured to align with the channel axis of the channel of the receptacle when the placement tool is engaged with the apparatus.

Abstract: Examples relate to a head-mounted display system, to a surgical microscope comprising a head-mounted display system, and to a corresponding method and computer program. The head-mounted display system comprises one or more displays, one or more storage devices and a control system. The control system is configured to receive an image stream from an external device. The control system is configured to record the image stream using the one or more storage devices upon request of a user of the head-mounted display system. The control system is configured to generate a display signal based on the image stream. The control system is configured to provide the display signal to the one or more displays.

Abstract: A force sensing toothbrush takes the form of a conventional hand-held toothbrush with an integrated capability to determine and alert a user that a proper, effective brushing force is employed. Irrespective of any abrasive medium such as toothpaste and rinse, an often overlooked aspect of brushing is simply the agitation of the brush against the tooth surface and to gingival and sulcus depth for removal of plaque and other soft tooth borne substances. The force sensing toothbrush requires a force of the brush material (typically an array of bristles) against the tooth and gum for determining a range that is effective in dislodging surface and gum lodged contaminants.

Abstract: The present invention is a dental material carrier and a dispenser gun thereof configured to mark the amount of a dental material used or remained in the dental material carrier. The dental material carrier comprises a body with opaque scratchable colored markings and to be pre-loaded with a predetermined amount of a dental filling material. The dispenser gun having a housing configured to receive the dental material carrier and a piston with an extended metal bar attached to the piston. The metal bar having a pin to scratch the markings on the dental material carrier. In one embodiment the dispenser gun further has a locking mechanism to provide a one way advancement of the piston and lock the piston at the point of usage of the dental material used inside the carrier. In another embodiment the marking element is an O-ring.

Abstract: Proposed is a manufacturing method of a retainer provided with a body part having a first surface being in contact with a teeth surface of a plurality of teeth forming a teeth arrangement so as to support the teeth arrangement. The manufacturing method includes a process of acquiring three-dimensional scanning data of the teeth arrangement, a data processing process in which processing line data for manufacturing the body part are generated, and a laser cutting process in which a body forming part is manufactured from a base material formed of a shape memory alloy material. In the data processing process, tangential lines that extend along the teeth surface of the teeth arrangement are formed and collected, and a first processing line formed by connecting, to each other, tangential line portions in a tangential line group body and a second processing line spaced apart from the first processing line are generated.

Abstract: Drilling an infected tooth root canal can leave some infected material behind. Heat delivered from within the tooth can be used to disrupt biofilm, disinfect, and/or seal. A cone-shaped flexible device can be inserted into or toward the root canal. The device can include a heating transducer, such as a DC resistive heating element, or an RF heating transducer that can generate heat in a dielectric or semiconductor or polymer active substrate, with a locus of the heat generation controllable by adjusting a frequency of an electrical input signal driving the heating transducer. Thermally conductive fluid can be introduced into the root canal to help distribute heat from the heating transducer to nearby portions of the root canal for heat disinfecting treatment of infected tissue. The active substrate can be heat-softenable, such as to help seal a target region of the tooth.

Abstract: Disclosed are a dental crown of a dental implant and a dental implant thereof. The dental crown of the dental implant includes a dental crown body. An occlusal side groove is reserved in the top of the dental crown body, an interocclusal space is reserved between a groove bottom adjacent wall of the occlusal side groove and an opposing tooth, the reserved occlusal side groove is used for the filling of photosensitive resin, and the photosensitive resin is used for making contact with the opposing tooth.

Abstract: A method comprises receiving, by a processing device, clinical data of a first state of one or more dental arches of a patient. The method further comprises determining, by the processing device, one or more stages of an orthodontic treatment plan for correcting the one or more dental arches based on processing of the clinical data. Determining a stage of the orthodontic treatment plan comprises determining one or more actions to be performed with respect to the one or more dental arches and determining a target state of the one or more dental arches that is predicted to result at least in part from the one or more actions.

Abstract: Systems and methods for treatment planning using patient facial images are provided. In some embodiments, a method includes receiving a 2D image of a patient's face, generating at least one smile line based on the 2D image, receiving a 3D digital representation of the patient's arch, determining a correspondence between the 2D image and the 3D digital representation, generating a 3D projection of the at least one smile line based on the correspondence, and determining a target arrangement for the patient's teeth based on the 3D projection of the at least one smile line.

Abstract: An apparatus (1) for thermoforming dental aligners provides a support structure (10) on which a rotary table (11) is mounted on which a plurality of operating modules (20) are mounted at an equidistant angle, each comprising a moulding support (21) suitable to house a dental arch (I) and a mounting support (22) suitable to house a disc of thermoformable material (F). The rotation of the table (11) brings the operating modules (20) in succession, at a heating device (30) in which the disc (F) is heated and softened and then at a moulding device (40) in which the mounting support is lowered into a lowered position (PA) to realize a moulding chamber (41) in which by means of an overpressure the disc (F) goes to copy the shape of the dental arch (I) to realize an aligner. An operator can load all the operating modules (20) and start the apparatus (1) in an automatic cycle, which sequentially produces all the aligners without the apparatus needing to be manned by the operator.

Abstract: An axially-extended, dental adjustment abutment screw having a frustoconical cap with a radiused transition from the bottom of the cap to the upper end of the threaded portion. The radiused shape applies pressure axially in an apical direction when tightened to adjust the height of the prosthetic. The cap also has a centrally-located recess with a multilobed recess that allows secure gripping by an insertion tool for installation in an abutment base at angles within the range of 0-25 degrees.

Abstract: A dental scanning system may include an intraoral scanner and an extraoral imaging device including a color imaging camera couplable in electronic communication with the intraoral scanner. The system may include non-transitory computer readable medium with instructions that, when executed by a processor, cause the system to carry out a method. The method may include capturing 2D image data of a patient's face and teeth with the extraoral imaging device, capturing intraoral 3D image data of a dentition of the patient with the intraoral scanner, generating a 3D model of the patient's teeth based on the intraoral 3D image data, and associating the 2D image data of the patient's face with the 3D model.

Abstract: A method includes obtaining first data of a dental arch having one or more first properties. The method further includes processing the first data using one or more trained machine learning models. The one or more trained machine learning models generate a dimensionally reduced representation of the dental arch based on the first data. The one or more trained machine learning models generate second data of the dental arch that has one or more second properties. The method further includes obtaining, from the one or more trained machine learning models, the second data of the dental arch that has the one or more second properties. The second data is based on the dimensionally reduced representation. The one or more second properties are different from the one or more first properties. The method further includes causing a representation of the dental arch to be displayed based on the second data.

Abstract: A system to build a three-dimensional model of a user's teeth and adjoining tissues which comprises at least one intraoral device to be arranged in the oral cavity of the user; at least one set of cameras arranged in the intraoral device to capture at least one stereo image of the oral cavity of the at least one user; and at least one processing medium which receives the at least one stereo image; wherein at least the one processing medium comprises at least one trained neural network which analyzes the at least one stereo image to estimate at least one depth map; and wherein the at least one processing medium also comprises at least one block of location and mapping which sequentially integrates the at least one stereo image and the at least one depth map to the generated three-dimensional model.

Abstract: The present application proposes an operating method of a water flosser and a water flosser. The operating method of the water flosser includes a spot spraying mode and a pause mode; the spot spraying mode and the pause mode are switchable by an operation of a user; in the spot spraying mode, the water flosser does not perform water flossing by default after being powered on, and performing operations by the user enables the water flosser to perform or pause the water flossing; and in the pause mode, the water flosser directly performs the water flossing by default after being powered on, and performing operations by the user enables the water flosser to pause or resume the water flossing.