Abstract: A method of manufacturing an apparatus for fixing bone includes mating a first plate with a second plate, where the first plate includes a screw slot and the second plate includes a through hole corresponding to the screw slot; and placing a screw body into the screw slot and the through hole. The screw body includes a screw portion and an insertion portion. The screw body is placed into the screw slot using the insertion portion of the screw body. The method further includes removing the insertion portion of the screw body. The screw portion remains within the screw slot and the through hole after the insertion portion is removed.

Abstract: Methods for temporarily fixing an orientation of a bone or bones. Methods of correcting a bunion deformity. Bone positioning devices. Methods of using a bone positioning device. Bone preparation guides. Methods of using a bone preparation guide.

Abstract: A bone positioning guide may include a main body member, a shaft, and a bone engagement member. The shaft can be movably connected to the main body member and have the bone engagement member rotatably coupled to its distal end. The bone engagement member can have a surface configured to engage a bone. The main body member can also include a tip opposite the bone engagement member for engaging a second bone. In use, the bone engagement member may be positioned in contact with a medial side of a first metatarsal while the tip is positioned in contact with a lateral side of a different metatarsal, such as a second metatarsal. The shaft can then be moved to advance the bone engagement member toward the tip, causing realignment of the first metatarsal.

Abstract: The present disclosure relates to a surgical tensioning instrument configured to apply a tension to a strap portion of a tensioning member about a target bone or parts thereof. The tensioning member further includes a locking portion configured to cooperate with the strap portion so as to maintain the tension in the tensioning member. The tensioning instrument comprises a clamping mechanism configured to secure the locking portion to the instrument. The clamping mechanism comprises opposed clamping jaws, with at least one of the clamping jaws being configured to be movable between a closed position, in which the locking portion is secured to the instrument, and an open position, in which the locking portion is released from the instrument. The clamping mechanism is specifically operable to move the at least one of the clamping jaws from the closed position to the open position upon its operation.

Abstract: A surgical tool for positioning a surgical device including a gripping portion; a rod protruding from the gripping portion; and a coupling system. The coupling system comprises an axial retention assembly comprising, at a free end of the rod, two opposite semispherical portions, wherein the respective flat surfaces are separated from each other by an axial notch made partially along the rod, and a central clutch movable between a locking position and a disengagement position. In the locking position, the central clutch approaches the free end of the rod and is interposed between the two semispherical portions, preventing the reciprocal approach thereof so as to block the two semispherical portions within a seat of said surgical device. In the disengagement position, the central clutch moves away from the free end and the two semispherical portions can approach to allow the tool to come out of the surgical device.

Abstract: A tool (100) for use with a fastener includes a drive shaft (110) extending along a longitudinal axis (X) from a proximal end (102) to a distal end (104). The tool has an engaging tip (122) at the distal end (104) of the drive shaft (110) sized and shaped to detachably engage a fastener such that the engaging tip (122) is rotationally fixed to the fastener when the engaging tip (122) is engaged with the fastener. The tool (100) further includes a compressible engagement member (150) detachably coupled to the drive shaft (110). The compressible engagement member (150) extends from the engaging tip (122) and is sized and shaped to detachably engage with a receiving portion of the fastener. In an undeformed configuration, the compressible engagement member (150) has a width greater than the receiving portion.

Abstract: A cryogenic balloon catheter system for treating a condition in a patient includes a balloon catheter including a shaft, an expandable balloon attached to a distal portion of the shaft, and a pressure sensor coupled to the balloon catheter at a location distal to the expandable balloon. The system further includes a pump coupled to and configured to inflate the expandable balloon with a fluid, a graphical display configured to display a complication of data relating to the balloon catheter and a control system adapted to selectively inflate the expandable balloon and detect and display on the graphical display a pressure waveform sensed by the pressure sensor.

Abstract: A treatment apparatus which uses thermal or non-thermal plasma to treat urinary tract infections (UTIs) by destroying bacteria. The apparatus comprises an elongate probe that includes a coaxial cable for conveying radiofrequency (RF) electromagnetic (EM) energy and/or microwave EM energy, a probe tip connected at the distal end of the coaxial cable for receiving the RF and/or microwave EM energy, and a gas conduit for conveying gas to the probe tip. The probe tip comprises a first electrode connected to the inner conductor of the coaxial cable, and a second electrode connected to the outer conductor of the coaxial cable, and wherein the first electrode and second electrode are arranged to produce an electric field from the received RF and/or microwave EM energy across a flow path of gas received from the gas conduit to produce a thermal or a non-thermal plasma.

Abstract: Surgical systems as well as methods for the operation thereof having a surgical instrument connected to a surgical apparatus and controlled by the latter. The surgical apparatus controls at least one operation parameter (B) of the surgical instrument. For example, the operation parameter (B) can be a parameter of an electrical output signal, such as an amplitude and/or a frequency and/or a wave form. The surgical system has an evaluation unit that is configured to identify the currently carried out or planned type of use (V) of the surgical instrument or the entire surgical system, wherein the type of use (V) is characteristic for the type of surgery that is to be carried out. At least one pattern parameter (M) is assigned to the identified type of use (V), which can be compared to a respectively assigned operation parameter (B). Based on the result of the comparison, at least one measure (X) can be started, e.g. the output of an information (INF) and/or the adaption of at least one operation parameter (B).

Abstract: A bipolar RF electrode includes an electrode shaft having a first end portion and a second end portion opposite the first end portion; a first electrode; a second electrode attached to the second end portion of the electrode shaft; an insulative material coupled to, and disposed between, the first electrode and the second electrode, the insulative material defining at least one fluid delivery port; and an electrode hub attached to first end portion of the electrode shaft, wherein the electrode hub or the electrode shaft is configured for attachment of a fluid line, wherein at least the electrode shaft, the second electrode, and the insulative material form a hollow interior for flow of fluid from the fluid line, when attached, to the at least one fluid delivery port defined by the insulative material and disposed between the first electrode and the second electrode.

Abstract: An improved tool terminus for use in an operating room avoids the usual tangle of wires and tubes that can represent a significant hazard. The terminus in the sterile region of the operating room acts as a holder to keep the various operating instrument organized. The terminus is equipped with reels that allow the surgeon to have the optimum length of instrument lead and to retract that lead at will.

Abstract: A method of performing a rhizotomy includes directing an electrocautery probe through an incision in the body of a patient, navigating a distal tip of the probe to a location adjacent a target nerve, energizing the probe to deliver energy to the target nerve, and moving the distal tip of the probe in a plurality of directions to direct the energy at the target nerve.

Abstract: A cautery probe is provided for performing a rhizotomy through an incision in the body of a patient. The probe includes a rigid shaft that can be inserted through an incision, and a distal cutting tip that can be energized and wanded across a target nerve. In embodiments, the probe also includes connectors for attaching a syringe, drawing medication into the syringe, and dispensing medication from the syringe through the probe and adjacent the cutting tip.

Abstract: A bipolar RF electrode or other RF electrode can include one or more directional elements, such as one or more directional electrodes or directional fluid flow portions. For example, a bipolar RF electrode can include an electrode shaft having a circumference, a first end portion, and a second end portion opposite the first end portion; a first electrode coupled to the second end portion of the electrode shaft, wherein the first electrode extends around no more than 80% of the circumference of the electrode shaft; a second electrode coupled to the second end portion of the electrode shaft; an insulative material coupled to, and disposed between, the first electrode and the second electrode; and an electrode hub attached to the first end portion of the electrode shaft.

Abstract: Devices, systems, and methods for resecting tissue are disclosed. In some embodiments, a tissue resecting device may comprise an elongated structure having a longitudinal axis, the elongated structure comprising an outer sleeve with a distal window configured to receive uterine polyp tissue and an inner sleeve configured to move between a proximal position and a distal position relative to the window. In some further embodiments, the device may also comprise an electrode element coupled to the inner sleeve. In some even further embodiments, the device may include an insulative layer covering at least a portion of the inner sleeve, wherein the tissue resecting device is configured to fail when used to resect tissue more fibrous than uterine polyp tissue.

Abstract: The present disclosure relates generally to the field of medical devices for accessing body lumens. In particular, the present disclosure relates to medical devices, systems and methods for enlarging an opening of a body lumen. In an embodiment, a device may include a flexible elongate tube. A distal end of the tube may be configured to access an opening of a body lumen. A plurality of wire lumens may extend from the distal end of the tube toward a proximal end of the tube that are radially offset from and substantially parallel with a longitudinal axis. At least a portion of the plurality of wire lumens may be exposed to an outer surface of the tube along a distal portion. A plurality of wires may each extend along a respective wire lumen. A portion of each wire may extend externally to the wire lumens exposed to the outer surface.

Abstract: A transseptal crossing system can have a sheath and an elongate tubular body. The tubular body can include an electrically conductive sidewall defining a central lumen and a distal end section. The central lumen may be configured to receive a guidewire and to permit at least a portion of the guidewire to extend through a distal opening of the electrically conductive sidewall. The distal end section can comprise a distal end surface in electrical communication with the electrically conductive sidewall. The distal end surface includes a first section being positioned generally perpendicular to a longitudinal axis of the elongate tubular body and a second section being positioned at a non-orthogonal angle relative to the longitudinal axis of the elongate tubular body. At least one of the first section or the second section may be configured to deliver energy to a target tissue.

Abstract: An apparatus includes a shaft and a folding fan catheter. The shaft is configured for insertion through a sheath into a cavity of an organ of a patient. The folding fan catheter is fixed to a distal end of the shaft and includes (a) a resilient foldable frame, which is fixed to the distal end of the shaft and is configured to be unfolded so as to assume a fan shape, (b) one or more flexible surfaces, coupled to the frame to form a fan-shaped surface when the frame is unfolded, and (c) a plurality of electrodes that are disposed over the one or more flexible surfaces and are configured to contact tissue.

Abstract: A method for tissue fractional coagulation includes applying a tip of a radio-frequency (RF) device to a treated tissue. The RF device includes a plurality of needles having electrically conductive tips, and the needles are deployed into the treated tissue. A moving mechanism moves the needles so that the tip of each of the needles protrudes distally through spaces in the distal end of the RF device into the treated tissue at least to one depth. An RF voltage is applied between the electrically conductive tips, which are at the one depth, and a return electrode is applied to the skin surface. The needles are retracted out of the treated tissue after RF energy is applied at the at least one depth. The skin surface temperature is reduced using a pre-cooled surface of the device which is in contact with the treated tissue.

Abstract: Microwave catheter apparatuses, systems, and methods for achieving renal neuromodulation by intravascular access are disclosed herein. One aspect of the present application, for example, is directed to apparatuses, systems, and methods that incorporate a catheter treatment device comprising an elongated shaft. The elongated shaft is sized and configured to deliver a microwave transmission element to a renal artery via an intravascular path. Renal neuromodulation may be achieved via dielectric heating in the presence of microwave irradiation that modulates neural fibers that contribute to renal function or alters vascular structures that feed or perfuse the neural fibers.

Abstract: An apparatus for the emission of tumour cell destructive radiation, comprising an ultrasonic probe configured to acquire at least one first image concerning a spatial volume where the tumour cells to be destroyed are present, a first support system, configured to support said ultrasonic probe in the area to be investigated, the position of said probe in said first support system being known, at least one tumour cell destructive radiation emission head, a second support system, configured to support and guide said at least one emission head along a given trajectory in, or in the vicinity of, the area with the tumour cells to be destroyed, said second support system being in spatial relationship with said first support system whereby the position of said trajectory defined by said second guide system is known with respect to said ultrasonic probe, and with respect to the spatial volume investigated by said ultrasonic probe, an electronic device for managing the apparatus, comprising a screen and an electronic p

Abstract: According to the present disclosure, a radiating apparatus is provided. The radiating apparatus includes a generator for generating perforating light for forming a hole on the skin and a radiating unit for radiating the perforating light to the skin, and the radiating unit is capable of radiating the perforating light multiple times to a target point set on the skin.

Abstract: Methods, apparatuses, and systems for performing robotic joint arthroscopic surgery are disclosed. The disclosed systems use a surgical robot network that receives medical images of a patient and generates a 3D rendering of the various medical images. A surgeon or physician is enabled to select workflow objects (such as various tools). The workflow objects can be selected in a sequence for performing actions on the 3D rendering. Data related to the workflow objects and actions in relation to the 3D rendering are stored. The surgeon or physician is enabled to select and perform various repairing techniques and input calculations of the actions performed. The user inputs, workflow objects, and actions with respect to the 3D rendering are sent to a surgical robot for performing robotic joint arthroscopic surgery.

Abstract: A method for spinal surgery may include receiving a planned rod contour and using a flexible surgical sensor to generate a three-dimensional path, wherein the three-dimensional path may represent a spinal contour of a patient. The method may further include bending a spinal rod according to one of: the planned rod contour, the spinal contour of a patient, and a modified contour derived from the planned rod contour and/or the spinal contour of the patient.

Abstract: A system and method provide alignment and positioning data of a joint endoprosthesis. Information is acquired as input data on the position and course of the native trochlea of a first bone relative to the joint center, with the joint lines of the first bone and a second bone forming the joint. The acquired input data is processed, and output data is calculated to generate alignment and positioning data of a first joint partial implant of the first bone having an artificial trochlea and a second joint partial implant of the second bone, in which the artificial trochlea of the first joint partial implant replaces the native trochlea of the first bone as identically as possible in alignment and position. Alignment and positioning data is output.

Abstract: The invention relates to a system (100) for identifying during surgery a risk of modification of a geometric relationship between a patient tracker (10) attached to a patient (2) and a tracked bone of the patient (2), the system (100) comprising a. the patient tracker (10) b. a localization system (103) coupled to the patient tracker (10), c. a memory (102) in which a set of expected motions of the patient tracker is recorded, d. a control unit (101) connected to the memory (102) and the localization system (103), the control unit (101) being configured to monitor a motion of the patient tracker (10) during surgery, determine a difference between the motion of the patient tracker (10) and the set of expected motions of the patient tracker (10), and compare the difference to a predetermined threshold, e.

Abstract: A virtual surgical robot being built from kinematic data is rendered to a display. A user input is received to effect a movement or a configuration of the virtual surgical robot. The kinematic data is modified based on evaluation of the movement or the configuration of the virtual surgical robot.

Abstract: The present invention relates to a computer-implemented medical method, a computer program and a medical system for providing, in a medical environment, an AR-overlay that is projected into the field of view provided by an AR-device as a function of the characteristics of a user's view with respect to an observed object.

Abstract: Systems and methods of fluid passageway cross-sectional area determination in an anatomy are disclosed.

Abstract: A co-registration system includes a processor circuit that displays one or more intravascular images corresponding to locations along a blood vessel and associated bookmarks within a corresponding x-ray image. The processor circuit receives, from an x-ray imaging device, x-ray images while an intravascular catheter moves through the blood vessel. The processor circuit receives, from the catheter, intravascular data representative of the blood vessel. The processor circuit co-registers the intravascular data to an x-ray image received from the x-ray imaging device. During an imaging phase, the processor circuit generates and displays, based on the coregistered data, bookmarks along the blood vessel. During a later treatment phase, the bookmarks are also displayed in different x-ray images, along with one or more intravascular image corresponding to locations along the blood vessel at which a treatment device is positioned.

Abstract: There is provided a computer implemented method of monitoring a guidewire position during a medical procedure, comprising: analyzing a plurality of baseline images captured over a plurality of at least one of heartbeats and breathing cycles, the plurality of baseline images depicting a guidewire in a body cavity, computing according to the analysis, a baseline movement of the guidewire during the at least one of heartbeats and breathing cycles, and monitoring successive images of the guidewire for detecting movement of the guidewire that deviates from the baseline movement.

Abstract: Disclosed are systems and methods for visualization of pulsed field ablation tags. In some implementations, a system includes a device, comprising a processor in communication with one or more sensors and a catheter comprising a plurality of electrodes. In some implementations, the processor is configured to: receive, via the one or more sensors, a position of each of the plurality of electrodes within a three-dimensional environment during a first ablation session; calculate, for the first ablation session, a first implicit function representing an energy field of the first ablation session from the received positions of each of the plurality of electrodes; and present, via a display, a first volumetric representation of the calculated first implicit function.

Abstract: Image-guided implant placement as a function of a determined axial rotation of a pelvis. At least one pelvic image presenting a two-dimensional lateral view of a pelvis and at least one pelvic image presenting a 2-D antero-posterior view of the pelvis are processed, including to measure at least one of distances, angles, and areas based on a plurality of identified anatomical landmarks. Pelvic axial rotation at the time of the 2-D AP image is determined, as a function of calculations associated with the at least one of distances, angles, and areas. Information associated with the determined pelvic axial rotation is provided.

Abstract: Methods and systems for performing computer-assisted surgery, including robot-assisted image-guided surgery. Embodiments include marker devices for an image guided surgery system, marker systems and arrays for tracking a robotic arm using a motion tracking system, and image guided surgery methods and systems using optical sensors.

Abstract: Navigation systems and methods for magnetic interference correction involve antennae that generate magnetic fields at different frequencies, sensors that measure the magnetic fields, and a computing device that uses sensor measurements to determine the magnetic interference and produce accurate sensor position and orientation information.

Abstract: A medical imaging system comprises a teleoperated assembly including a medical instrument. The medical imaging system also comprises a first imaging instrument for generating a first image of a field of view of the first imaging instrument and a second imaging instrument for generating a second image. A tracking fixture is engagable along at least a portion of the second imaging instrument. The medical instrument is attachable to the tracking fixture within the field of view of the first imaging instrument.

Abstract: A robotic system includes an end effector comprising one or more drive outputs configured to cause articulation of an elongate shaft of an instrument coupled to the end effector, a memory, and a memory storing computer-executable instructions, that when executed, cause the processor to: determine a pulley rotation, when applied to a pulley coupled to the elongate shaft by the end effector, expected to articulate the elongate shaft to a desired articulation, drive the one or more drive outputs based at least in part on the pulley rotation, monitor tension on one or more pull wires coupled to the pulley, and controlling the one or more drive outputs based at least in part on the tension.

Abstract: An instrument drive and a surgical robot are provided. The instrument drive includes a motor, a reducer, a reducer output stage, and a driving disc assembly. The motor is configured to drive a gear of the reducer to rotate, and the reducer is configured to drive the driving disc assembly to rotate. The instrument drive further includes an output stage magnetic ring and an output stage encoder. The output stage magnetic ring is coaxially arranged with the reducer output stage, and is configured to rotate synchronously with the reducer output stage. The output stage encoder is spaced apart from the reducer output stage in a radial direction of the reducer output stage and configured to detect the rotation of the output stage magnetic ring.

Abstract: A surgery navigation system is disclosed for computer assisted navigation during surgery. The surgery navigation system includes processing circuitry that is operative to obtain from a sensor circuit, intra-operative tactile sensing data indicating a sensed characteristic of a tool contacting a location on patient anatomy within a surgical site. The processing circuitry is further operative to process the intra-operative tactile sensing data through a machine learning model to generate intra-operative navigated guidance data, and to provide the intra-operative navigated guidance data to a display device and/or to a surgical robot to control movement of the tool.

Abstract: A medical robotic system and method of operating such comprises taking intraoperative external image data of a patient anatomy, and using that image data to generate a modeling adjustment for a control system of the medical robotic system (e.g., updating anatomic model and/or refining instrument registration), and/or adjust a procedure control aspect (e.g., regulating substance or therapy delivery, improving targeting, and/or tracking performance).

Abstract: A method of deploying an interventional instrument comprises identifying a target structure in an anatomic frame of reference. The method further comprises determining a target region in the anatomic frame of reference with respect to a current position of the interventional instrument and recording a first engagement location of the interventional instrument within the target region.

Abstract: A surgical robotic system has a surgical robotic arm, and a programmed processor that determines a longest principal axis of a velocity ellipsoid for a first configuration of the arm, applies a maximum task space velocity (that is in the direction of the longest principal axis) to an inverse kinematics equation which computes a potential joint space velocity, computes a ratio of i) the potential joint space velocity and ii) a joint space velocity limit of the arm, and applies the ratio to an initial joint space velocity, to produce a regulated joint space velocity. Other aspects are also described and claimed.

Abstract: An apparatus for vascular access is described herein. The apparatus can comprise a cart movable from a first location to a second location near a patient, a manipulating device configured to releasably couple a cartridge including a needle, a catheter, and a guidewire that are coaxially disposed with respect to each other, and a robotic arm having a first end mounted to the cart and a second end coupled to the manipulating device. The manipulation device can include a plurality of actuation mechanisms configured to selectively advance the needle, the catheter, and the guidewire when the manipulating device is coupled to the cartridge. The robotic arm can include a plurality of joints that are configured to rotate about a plurality of axes to position the cartridge relative to the arm of the patient such that the needle, the catheter, and the guidewire can be inserted into a target vessel of the patient.

Abstract: Techniques for operating a kinematic structure by manual motion of a link coupled to the kinematic structure include a system comprising a first manipulating means and processing means. The processing means is for detecting whether a first means for accessing an internal worksite is mounted to the first manipulating means; detecting an input indicating the system is to be in a set-up mode; and inhibiting, in response to detecting that the first means is mounted to the first manipulating means, transition of the system to the set-up mode.

Abstract: An example package of gloves and associated system is provided. The package of gloves includes two or more gloves, with each of the gloves including a proximal end defining a cuff with an opening capable of receiving a hand of a user therethrough, and a distal end opposing the proximal end and defining finger sections capable of receiving fingers of the hand of the user. The package includes a removable connecting component disposed between each of the respective gloves and connecting the proximal and distal ends of adjacently disposed gloves to each other.

Abstract: Embodiments herein describe tools and instruments for holding, transferring, delivering, deploying an implantable device and methods and means of aseptically storing and shipping the implantable device including but not limited to a device case for protecting, housing and filling the device, a surgical sizer for preparing the implantable site, a deployer for transferring the implantable device from the device case and delivering or deploying the implantable device at the prepared implantable site.

Abstract: An apparatus for preventing nasolabial folds (smile lines) comprises an upstanding wall having a first surface facing a user's lip, the upstanding wall having two lobes positioned apart on either side of the upstanding wall, wherein the lobes extend upward from a top portion of the upstanding wall to an area where an upper lip and a gum join, wherein the lobes are of a size and thickness to lift a skin between each corner of a nose and each corner of the lip above from the gum, and wherein the first surface bulges outward at locations of the lobes; and a tray having a second surface facing occlusal surfaces of lower teeth; wherein the upstanding wall and the tray define a third surface having recesses for receiving upper teeth.

Abstract: A system for preventing unwanted tissue migration in surgical staplers includes a surgical stapler having an end effector including an upper jaw and a lower jaw. A distal end of the upper jaw is connected to a distal end of the lower jaw, and a proximal end of the upper jaw is connected to a proximal end of the lower jaw. First and second tissue stops are formed on the distal and proximal ends of the lower jaw, respectively. The second tissue stop and the proximal end of the upper jaw define a no cut zone when the surgical stapler is in an open position. The surgical stapler also includes a tissue cutting device disposed within the lower jaw for resecting tissue. The system also includes a warning, blocking, impeding, or barrier forming device for preventing the unwanted migration of tissue into the no tissue zone.

Abstract: A surgical measuring system, method, computer-readable storage medium and computer program can be used for intraoperative spatial measurement and representation of geometric line segment lengths. The system includes a surgical visualisation unit, a navigation system, a visual display device, and a control unit. The control unit is adapted to sense a position of an instrument tip of a medical instrument and produce a digital overlay representation with the intracorporeal capturing. A virtual measuring device has a distance marking and/or a distance number corresponding to a real distance in the intracorporeal capturing and whose zero point forms the instrument tip. The virtual measuring device is arranged in parallel to the capturing plane, or a spatial end point is definable. The connection of both points forms a straight line that forms a virtual ruler. The control unit is adapted to output the overlay representation on the visual display device.

Abstract: Surgical tools and assemblies are employed for use in minimally invasive surgical (MIS) procedures. A surgical tool assembly includes a handle assembly and a frame assembly. The handle assembly and frame assembly are designed and constructed to have an articulation input joint and a grounding joint between them. A pitch rotational degree of freedom and a yaw rotational degree of freedom are provided by way of the articulation input joint. The handle assembly is translationally constrained relative to the frame assembly by way of the grounding joint. Intermediate bodies and joints can be provided in certain surgical tool assemblies and architectures.