Abstract: An integrated sheath assembly for inserting a medical device such as a percutaneous pump into a vessel can include a first sheath having a first lumen defining a first opening between proximal and distal ends of the first sheath for passage of a portion of the pump and a second sheath having a second lumen defining a second opening between proximal and distal ends of the second sheath. The second lumen is expandable to allow passage of the first sheath containing the portion of the pump. The first sheath fills a space between the second sheath and the portion of the percutaneous pump when the first sheath containing the percutaneous pump is inserted into the second lumen. The first sheath has a first hub, and the second sheath has a second hub. In some embodiments, a single sheath and a movable connector can be integrated on the medical device.

Abstract: A talar repair jig includes an elongate base extending along a longitudinal axis. The base has a front face, a first side opening through the front face, wherein the first opening supports a first rod assembly, a second side opening through the front face, distal from the first side opening, wherein the second side opening supports a second rod assembly, and a central opening extending through the front face, wherein the central opening supports a pair of rear alignment guides.

Abstract: A photocurable device injection system for creating in situ polymerization via light or free-radical to enable fractured bone fixation. The system comprises a photosensitive polymeric resin sensitive to light, temperature, oxygen, enzymes, or a combination thereof. The photosensitive polymeric resin may be configured to cure at room temperature or physiological temperature with a light source. The photosensitive polymeric resin may be configured to depolymerize with ultrasonication, sonication, or a combination thereof. The system further comprises an implantable 3-dimensional biocompatible pouch comprising an optical light guide. The system further comprises one or more micro-sized ultrasonication probes configured to contact a three-dimensional pouch by one or more openings. The one or more probes may be configured to enable polymer outflow.

Abstract: A spinal implant comprises a collar, and a collet including an outer surface and an inner surface. The collet is connectable with a shaft. A crown includes a surface configured for disposal of a spinal rod. The collet is disposed with the collar such that the inner surface frictionally engages the spinal rod to capture the spinal rod with the crown. In some embodiments, implants, systems, instruments and methods are disclosed.

Abstract: A modular apparatus for extending a rod in an existing spinal construct comprises a modular rod connector for attachment to the existing rod and a modular rod extender that may be selectively attached to the rod connector. Each rod connector includes a spherical head that is formed to have the same size and configuration such that any selected modular rod extender may be attached to a selected rod connector. Each rod connector comprises an attachment portion having an opening for receipt of a portion of the rod of an existing spinal construct. Each modular rod extender comprises an extender body including a common modular attachment feature at one end for receipt of the spherical head of the selected rod connector, and an extension rod extending from an opposite end to extend the existing spinal rod.

Abstract: This disclosure discloses a line coupled to a spine of a user at two points such that the line can be movable relative to those two points. The line can be encased by a protective member between those two points. The line can be covered by a compound between those two points. The line can be guided between those two points.

Abstract: Surgical instruments, methods, and systems are provided for securing spinal fixation elements to bone. For example, a spinal fixation system is provided that has a receiver with proximal and distal ends. The proximal end of the receiver is configured to receive various fixation members, such as spinal rods and set screws, therein. The distal end of the receiver has a hook member that is operably coupled thereto and has an opening that is configured to receive bone therein. The hook member is configured to be secured to bone without penetrating the bone.

Abstract: Implant systems and methods treatment of a joint include a distal portion, a middle portion, and a proximal portion. The distal portion may include a thread having a first thread minor, a first thread major, and a first pitch. The distal portion also may have a reverse cut, helical fenestration formed through the thread. The middle portion may be devoid of threads and may include a porous outer surface structure to promote bony integration, the porous outer surface structure having a leading end and a trailing end, with the leading end having a diameter larger than the first thread minor. The proximal portion may include a proximal thread having a second thread minor, a second thread major, and a second pitch. The second thread minor may be substantially the same width as the trailing end of the middle portion.

Abstract: For spinal surgery, an improved rod system is designed to efficiently provide defined amounts of compression/distraction forces without the need for additional tools or steps to manipulate the screws previously implanted into a patient's vertebrae. The improved rod system may engage with two or more screws and provide combinations of distraction, compression, and no force to the different screws, by varying the sizes of the rod system and its inner segments.

Abstract: A repair plate system includes a body having a distal nail portion configured for implantation into a limb bone and a proximal plate portion attached to the distal nail portion. A first plurality of fixation screws are configured for insertion into the distal nail portion and a second plurality of fixation screws are configured for insertion into the proximal plate portion.

Abstract: An orthopedic intramedullary sleeve apparatus for internal bone fixation for bone fracture treatment of a patient. The apparatus may comprise a multilayer sleeve component comprising one or more access valves disposed on a surface of the sleeve. Each access valve may comprise one or more resealable ports for injecting polymers or monomers or resins or any curable types of cement. The sleeve component may be positioned inside the intramedullary cavity in a minimally invasive way and removed from the intramedullary cavity.

Abstract: Provided are tibia stem components of ankle replacement prosthesis that are designed to engage dense tibia bone to reduce implant migration over long term.

Abstract: A fastener, for example a bone screw, is sized to pass through a hole of an implant, for example a bone plate, the fastener having a shaft or anchor portion engageable with body tissue, and a head portion. A locking cap secures to the bone plate and covers the head to block the head and inhibit screw back out. Alternatively, or additionally, a locking disc located in the plate hole resiliently deflects downward to allow screw insertion, but is blocked to limit or prevent upward deflection so that screw back out is inhibited.

Abstract: A bone fixation system includes a fixation plate formed of a fiber reinforced polymer composite material with a plurality of apertures configured to receive screws for fracture fixation. An malleable metallic insert is disposed within each aperture. The inserts may be sized to accept locking or non-locking screws over a range of angles. The inserts may protrude through the plate on the bone side, providing clearance between the composite plate and the bone. The apertures and inserts may have a generally cylindrical or obround shape. In embodiments, the inserts are shaped complementary to the apertures in which they are disposed.

Abstract: There is disclosed an orthopaedic impactor, comprising: a strike assembly arranged to impart a force to an object; and a winding arranged to receive a current and thereby generate a magnetic field. The winding is arranged to interact with the strike assembly so that, in use, a magnetic field generated by the winding causes the strike assembly to move so as to impart the force to the object.

Abstract: The present invention relates to medical devices and methods for treating a lesion such as a vascular stenosis using non-thermal irreversible electroporation (NTIRE). Embodiments of the present invention provide a balloon catheter type NTIRE device for treating a target lesion comprising a plurality of electrodes positioned along the balloon that are electrically independent from each other so as to be individually selectable in order to more precisely treat an asymmetrical lesion in which the lesion extends only partially around the vessel.

Abstract: A vapor delivery system and method is provided that is adapted for ablating bladder tissue to treat overactive bladder (OAB). The vapor delivery system includes an anchor tip configured anchor the system in the bladder while condensable vapor is delivered to target tissue. In one method, the vapor delivery system is advanced transurethrally into the patient to access the target tissue of the bladder, which can include a surface sensor of the bladder responsible for creating an urge incontinence sensation. The vapor delivery system includes a vapor source that provides a high quality vapor for delivery to tissue.

Abstract: A vapor delivery needle is provided that may include any of a number of features. One feature of the energy delivery probe is that it can apply condensable vapor energy to tissue, such as a prostrate, to shrink, damage, or denature tissues of the prostate. Methods associated with use of the energy delivery probe are also covered.

Abstract: Disclosed are a microneedle therapy control method and a microneedle therapy control device, and a radio-frequency (RF) microneedle therapy instrument. The microneedle therapy control method comprises the following steps: acquiring a piercing depth of a microneedle electrode; determining, according to the piercing depth of the microneedle electrode, a movement interval of the microneedle electrode in a length direction; sending a first control signal to a linear driver, so as to enable the linear driver to drive the microneedle electrode to move at a preset speed along the length direction within the movement interval; and sending a second control signal to a power module, so as to enable the power module to provide RF energy to the microneedle electrode during the movement of the microneedle electrode in the movement interval.

Abstract: This patent relates to a smoke evacuation tube and a telescopic smoke evacuation scalpel comprising the smoke evacuation tube. The smoke evacuation tube, comprises a first sleeve (6) and a second sleeve (26). An electrode (8) is mounted inside the first sleeve front section (61), and one end of the electrode (8) protrudes from one end of the first sleeve front section (61); the diameter of the first sleeve (6) is greater than the diameter of the second sleeve (26); a engaging structure used for assembling a lower conductive piece (7) is provided on or outside the second sleeve (26) and inside the first sleeve (6). The telescopic smoke evacuation scalpel comprises an upper conductive piece (10), which is embedded on the pencil body (4); the end of the first sleeve rear section (62) distant from the first sleeve front section (61) is provided with a connection hole.

Abstract: A surgical instrument with insulating grips is described. The grips can include internal metal frames that are arranged to limit electrical conductivity within the grips and to other components that attach to a grip, such as a ratchet. The internal metal frames can be constructed of multiple internal portions, spatially separated from one another to interrupt electrical conductivity between the internal portions, but coated with an insulating overmold to provide mechanical coupling between the portions. An internal metal frame can also include a notch, cut-out, or other region partially surrounded by the structure of the internal metal frame, which can be coated with an insulating overmold to define a region of the grip that does not have an internal metal frame therein but which can include an attachment point for mechanically coupling other components while limiting electrical coupling between the metal frame and the other components.

Abstract: A method for surgery planning is provided. The method may include: generating a surgery video displaying a process of a virtual surgery performed by a virtual surgical robot on a virtual patient based on a surgery plan relating to a robotic surgery to be performed on a patient by a surgical robot; transmitting the surgery video to a display component of an XR assembly used to render the surgery video for display to a user; recording one or more actions that the user performed on the virtual surgery based on user input received via an input component of the XR assembly; modifying the surgery plan based on the one or more recorded actions; and causing the surgical robot to implement the robotic surgery on the patient according to the modified surgery plan.

Abstract: A system and method for visualizing anatomical structure of a patient during a surgery are provided. An anatomical image and a first optical image of a patient may be obtained. The anatomical image may be captured by performing a medical scan on the patient before a surgery of the patient, and the first optical image may be captured during the surgery. A target image may be generated by combining the anatomical image and the first optical image. The target image may be rendered based on a viewpoint of a target operator of the surgery. A display device may be directed to display the rendered target image.

Abstract: Devices and methods for performing a surgical step or surgical procedure with visual guidance using an optical head mounted display are disclosed.

Abstract: A medical imaging system comprises a head mount display device through which a user can view a patient or an image of the patient, a first tracking system configured to determine a position and orientation of a medical device, a second tracking system configured to determine a position and orientation of the head mount display device, at least one marker whose position and orientation is detectable by the second tracking system and that has a known or determinable position and orientation relative to a frame of reference of the first tracking system, or whose position and orientation is detectable by the first tracking system and that has a known or determinable position and orientation relative to the head mount display device and processing circuitry configured to register the frame of reference of the first tracking system and a frame of reference of the head mount display device using the position and orientation of the at least one marker and display at least one of: a representation of the medical devic

Abstract: The present invention relates to a wearable augmented reality optical assembly for use in a center for treating objects, in particular in a surgical instrument sterilization unit, to an optical apparatus comprising an optical assembly according to the invention, as well as a control unit, a method for the management of objects, in particular surgical instruments, a management and tracking program that implements said method, and a method for the management of a treatment cycle of an object to be sanitized.

Abstract: A computer-implemented method updates a calibration of a multi-component medical system, wherein a modified spatial relation between a first and a second section of interest of a modified system setup is determined as a function of an initial spatial relation between a first and a second section of interest of an initial system setup, particularly wherein at least one component of the initial setup of the medical system may remain in the modified setup of the medical system.

Abstract: Methods, systems, and apparatuses are described for a sterilizable image manipulation device to be used in medical procedures. An orientation of the sterilizable image manipulation device may be determined and synchronized with an orientation of a virtual object. A change in the orientation of the sterilizable image manipulation device may be represented as a change in the orientation of the virtual object.

Abstract: A method for tracking a surgical robotic tool being viewed by an endoscopic camera, images of the surgical tool are received from the endoscopic camera and surgical tool joint angle measurements are received from the surgical tool. Predetermined features of the surgical tool on the images of the surgical tool are detected to define an observation model to be employed by a Bayesian Filter. A lumped error transform and observable joint angle measurement errors are estimated using the Bayesian Filter. The lumped error transform compensates for errors in a base-to-camera transform and non-observable joint angle measurement errors. Pose information over time of the surgical tool is determined with respect to the endoscopic camera using kinematic information of the robotic tool, the surgical tool joint angle measurements, the lumped error transform and the observable joint angle measurement errors. The pose information is provided to a surgical application.

Abstract: An information processing system comprises a control unit configured to execute each of the following steps. A reading step reads reference information on a reference maneuver that is a medical maneuver to be referred to by a user. The reference information includes a three-dimensional position of a track point in the reference maneuver. A first reception step receives a captured image of an external world as viewed by the user. A generation step generates, based on the three-dimensional position of the track point and the captured image, display information for presenting augmented reality regarding the reference maneuver to the user. The augmented reality three-dimensionally reproduces an aspect of a medical instrument used in the reference maneuver or a hand manipulating the medical instrument.

Abstract: A registration fixture for use with a surgical navigation system for registration of a medical image or images to a three-dimensional tracking space that includes a first ring having at least one tracking marker, a second ring coupled to the first ring having at least one tracking marker and wherein the first ring and the second ring are spaced apart from one another and further include optical markers.

Abstract: A tracker, a surgical tool system, a surgical navigation system, and a method for operating a surgical navigation system are provided. The tracker is configured to be associated with a patient or a surgical tool that is to be tracked by the surgical navigation system. The tracker comprises an optical fibre having a longitudinal extension and configured to be optically coupled to a light source such that the optical fibre transmits light emitted by the light source. The optical fibre has a lateral surface along its longitudinal extension and is configured to emit light via at least a portion of the lateral surface.

Abstract: Provided an image processing device (13) including an image input unit (13b) that receives an operative field image; a display image generation unit (13f) that superimposes a first guide guiding a user to a motion of a surgery start instruction on the operative field image to generate a display image; and a processing start unit (13g) that starts surgery start-time processing when having detected the surgery start instruction within the first guide.

Abstract: A surgical navigation system includes a source of a patient anatomy data, wherein the patient anatomy data comprises a three-dimensional reconstruction of a segmented model comprising at least two sections representing parts of the anatomy. A surgical navigation image generator is configured to generate a surgical navigation image comprising the patient anatomy. A 3D display system is configured to show the surgical navigation image wherein the display of the patient anatomy is selectively configurable such that at least one section of the anatomy is di splayed and at least one other section of the anatomy is not displayed.

Abstract: A robotic bronchoscopy navigation method, performed by a processing control device, includes: performing a navigation procedure according to obtained navigation image, the navigation procedure including: determining whether the navigation image has a node, if the navigation image does not have the node, controlling a bending part of a robotic bronchoscopy to move toward an image center of the navigation image, if the navigation image has the node, calculating a distance between the bronchoscopy and the node, controlling the bending part to move according to a default branch when the distance is smaller than a threshold of distance, and determining whether the default branch is a destination branch where a destination is located, if the default branch is not the destination branch, obtaining another navigation image, and performing the navigation procedure on the another navigation image, and if the default branch is the destination branch, outputting a notification.

Abstract: An orthopedic surgical robot system; the orthopedic surgical robot system comprises: a robotic arm (10), a distal end (170) of the robotic arm (10) being used for providing a locked working point (O) for the orthopedic surgical robot system; a multi-link mechanism (20), wherein the multi-link mechanism (20) comprises: a first link (210), the first link (210) being coupled to the distal end (170) of the robotic arm (10); and a second link (220), a proximal end of the second link (220) being connected to the first link (210) in a movable manner, so that the movement of the second link (220) relative to the first link (210) provides the orthopedic surgical robot system with a locked working plane relative to the locked working point (O); a bone saw (30), the bone saw being coupled to the distal end of the second link (220) and operable in the locked working plane; and a control system (40), the control system (40) being coupled to the robotic arm (10), and controlling, on the basis of a basic control amount of t

Abstract: Methods and systems of placing a medical fastener at a predetermined depth in a bone are described. A surgical tool can include an attachment assembly configured to interchangeably engage a medical fastener and a cutting element or bone removal tool and a drive assembly coupled to the attachment assembly. The attachment assembly can be configured to automatically release the medical fastener in response to the drive assembly reaching its end or distal-most position to place the medical fastener at a predetermined depth within the bone.

Abstract: A surgical robot including at least one contact module, a control connection module, at least one first robotic arm, and at least one grip control device. A first transmission member of the control connection module drives the control module through a first transmission connecting member. A first shaft member of the first robotic arm is connected with the first transmission member while the grip control device is connected with the first robotic arm by a transmission interface. A force sensing member of the first robotic arm detects a first reaction force from the contact module so that the first robotic arm sends a feedback control signal to the grip control device to control a grip driving member to generate a force feedback for allowing a grip portion to move. Thereby, users can feel movement of the grip portion caused by the force feedback to avoid accidental iatrogenic injuries.

Abstract: A headset of a surgical robot system includes an endoscope image transmission module configured to transmit an endoscope image to a main screen, a surgical assist function transmission module configured to transmit a selected and activated surgical assist function on an auxiliary screen positioned at one side of the main screen, a surgical assist function optional transmission module configured to transmit a list of a plurality of surgical assist functions to be provided on the auxiliary screen to a selection screen, an acceleration sensor and a gyroscope, configured to detect a change in a position of a head of a user, an eye tracking module configured to detect a change in a user gaze and a change in focus, and a controller configured to control a specific surgical assist function selected from among the plurality of surgical assist functions to be provided to the auxiliary screen.

Abstract: An apparatus for holding at least one extracorporeal device of a cardiac-support system includes a receiving unit configured to receive at least one extracorporeal device and a fastening unit configured to fasten the receiving unit to a furniture. The at least one extracorporeal device is connected to an implant device of a cardiac support system via a supply line.

Abstract: Tissue access devices and methods of using the same are disclosed. The devices can have a sensor configured to occlude a flow path by deflecting a membrane into the flow path when the devices become dislodged from tissue. The sensor can be configured to partially or fully occlude the flow path. The sensor can have a spring. The spring can be biased to move the sensor from a sensor first configuration to a sensor second configuration when a force applied by the sensor first surface against a non-sensor surface changes from a first force to a second force less than the first force. The membrane can be deflected into the flow path when the sensor is in the sensor second configuration.

Abstract: A subject positioning apparatus (10) is disclosed comprising a first part (200) and a second part (100). The first part (200) is configured to contact and conform with a first region of the subject's head and/or neck and to engage with and couple to the second part (100). The first and second part (200, 100) together hold the subject in a fixed position relative to the apparatus (10). The first and second part (200, 100) each further comprising a portion of a seal flange, the seal flange (201, 101) of the first and second part (200, 100) together configured to clamp to further medical equipment so that a region of the subject's head above the seal flange (201, 101) is received in the further medical equipment.

Abstract: A dental laser system for treatment of hard and/or soft tissue includes a main chamber housing optical and primary fluid supply subsystems, for directing a laser beam and fluid to a treatment area. A hand piece affixable to the main chamber, includes mating optical and secondary fluid supply subsystems. The hand piece can be rotatable or re-orientable about an optical axis within the hand piece. A lock can maintain a selectable angular orientation of the hand piece relative to the main chamber. A coupling can maintain a fluidic communication between the primary and secondary fluid supply subsystems even when the hand piece is rotated or re-oriented. A sensor and controller can sense a selected angular orientation of the hand piece and adjust the main optical subsystem according to the sensed angular orientation, to align the two optical subsystems. The laser may be controlled using a variable speed foot pedal.

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: A computer-implemented method for modeling a complete tooth of a patient to facilitate dental and/or orthodontic treatment. The method includes generating a first set of digital data representing a clinical crown; generating a second set of digital data representing a plurality of digital tooth models of a particular tooth type each having a first parameterization; processing the second set of digital data to obtain a third set of digital data representing an average tooth model of the particular tooth type having a second parameterization which is less than the first parameterization; fitting the third set of digital data to the first set of digital data to create a set of digital data representing an interim tooth model; and morphing the set of digital data representing the interim tooth model to substantially mimic the anatomical shape of the clinical crown of the first set of digital data.

Abstract: A modifiable orthodontic facebow is disclosed which is used with the head-strap and/or neck-pad for treating orthodontic cases. The modifiable orthodontic facebow of the present invention comprises an inner bow adapted to be inserted into a buccal tube of a molar band and an outer bow connected to the inner bow by means of an anterior hinge, wherein the anterior region of the outer bow is connected to the posterior region of the outer bow through a pair of side hinges comprising a first section and a second section, wherein the posterior region of the outer bow comprises a plurality of interconnected units, wherein a first interconnected unit is fixed to the second section of the side hinge followed by a plurality of intermediary interconnected units with a terminating unit comprising a j-hook to secure an elastic band.

Abstract: Devices and methods for orthodontic treatments are disclosed. An orthodontic treatment may include patient-specific aligners formed of a polymeric material and configured to rearrange a patient's teeth according to a treating clinician's treatment plan. In some embodiments, a portion of the aligner may be irradiated or otherwise exposed to a specific light treatment, which may serve to change the stiffness of that portion of the aligner. In this way, the aligner may have a non-uniform stiffness profile, which may serve to apply different forces to different teeth when stationed in a patient's mouth. Modifying the magnitude of forces applied to the teeth and more precisely tuning the spatial distribution of the forces may expedite the orthodontic treatment.

Abstract: Orthodontic devices and associated systems and methods are disclosed herein. In some embodiments, an orthodontic device comprises a marking region configured to facilitate the design, manufacturing, production, distribution, installation, and/or use of the device. The marking region can comprise indicia configured to communicate information regarding the device, an associated patient, an instruction for installation of the device, etc. The indicia can comprise a recess or opening in the device, a raised or protruding portion of the device, and/or material that has been added to the device. In various embodiments, the indicia include, for example, letters, numbers, symbols, colors, shapes, and/or patterns that directly provide and/or encode the information of interest. The indicia can be human-readable and/or machine-readable.

Abstract: An orthodontic post and pin system for secure attachment of a dental appliance to an alignment wire, which also facilitates quick and easy removal and replacement. The system described herein uses a “twist-lock” dental post that is rotated onto, and counter-rotated off of, an alignment wire. The dental post includes structural elements to facilitate the twist-lock functionality, as well as structures for accepting a fastener to secure the alignment wire in place and inhibit unintentional or undesired dislodging.

Abstract: A dental implant having a prosthetic interface in its cervical region, a core and at least one thread extending from the cervical region to an opposite apical region, the thread having recesses on which a cutting edge for cutting bone is arranged, the respective cutting edge is arranged in the thread direction at the rear side of the recess, wherein the respective recess comprises a cutting area at which the cutting edge is arranged and a compacting area adjacent to the cutting area for compacting bone tissue.