Abstract: A catheter has a two-piece tip electrode with a shell and a support structure that are secured to each other by multiple redundant mechanisms in order to reduce the risk of tip detachment during a procedure. The tip electrode includes at least two different welds attaching the shell to the support structure to provide a dual failure mode. One weld includes a seam weld and another weld includes a penetration weld.

Abstract: The present invention relates to a method and apparatus for non-invasive image-observing the density of an intra-epidermal nerve fiber of human skin, in which the method includes: providing a nonlinear optical microscopy device for capturing an intra-epidermal nerve fiber structural image of an acquisition area of a to-be-tested human skin to observe continuous signals of intra-epidermal nerve fiber images, wherein the nonlinear optical microscopy device includes: a laser light source for emitting laser light with a pulsed laser, and an image processing member for processing image signals; focusing the laser light on the intra-epidermal nerve fiber to obtain nerve signals of the intra-epidermal nerve fiber that have a length of at least three points of the intra-epidermal nerve fiber, and constitute a plurality of nerve fibers; and calculating the total number of nerve fiber signals of the to-be-tested human skin, and dividing it by the total area of captured images to obtain the density of the to-be-tested h

Abstract: A handheld home laser hair removal device is provided. The device includes a hair removal body, a laser, an optical waveguide, a heat dissipation unit, a cooling unit, and a controller; the laser, the optical waveguide, the heat dissipation unit, the cooling unit, and the controller are disposed on the hair removal body. The laser includes a substrate and a plurality of laser chips disposed on the substrate; a laser beam emitted by the laser chips is perpendicular to the substrate. The optical waveguide shapes the laser beam, and a treatment window is formed on an end surface of the optical waveguide. The heat dissipation unit dissipates heat, and the cooling unit cools the optical waveguide; the direction in which the laser beam is emitted is perpendicular to the substrate, to integrate a high density two-dimensional area array and output the laser beam with different powers or different wavelengths.

Abstract: Aspects of this disclosure pertain to a device with an elongated body having a distal end. The distal end may comprise a port that permits discharge of a laser energy towards a tissue from an optical fiber located in the distal end. An exterior surface of the distal end may include a cauterization portion that permits discharge of a cauterization energy towards the tissue. In some aspects, the device includes an insulative portion that attaches the distal end to the elongated body and limits energy transfer therebetween. Related systems and methods are also disclosed.

Abstract: A method for treating a treatment site (106) within or adjacent to a vessel wall (108A) or a heart valve using a catheter system (100) includes the steps of generating light energy (224A, 224B, 324A, 324B, 424B) using a light source (124); directing the light energy (224A, 224B, 324A, 324B, 424B) toward at least one of a first guide proximal end (122P) of a first light guide (122A) and a second guide proximal end (122P) of a second light guide (122A); determining an alignment of the light energy (224A, 224B, 324A, 324B, 424B) relative to the at least one of the guide proximal ends (122P) of the light guides (122A) with an optical alignment system (257); and adjusting a positioning of the light energy (224A, 224B, 324A, 324B, 424B) relative to the at least one of the guide proximal ends (122P) of the light guides (122A) with the optical alignment system (257) based at least partially on the alignment of the light energy (224A, 224B, 324A, 324B, 424B).

Abstract: Articles of manufacture, including terminations of or attachments to optical fibers are configured to substantially prevent axial emission and redirect radially most if not all light emanating from optical fibers. In that, a termination may include a fiber cap of a unitary construction of a tube and an optical element disposed to face a sealed end of the tube and dividing a hollow of the tube and having a conical surface, or an optical element dividing the hollow and complemented by a cone. An example of termination includes an optical fiber element having an up-tapered end with a maximum taper-diameter exceeding the core-diameter and ending at a conical element with an apex angle from about 700 to about 100°. Articles of manufacture additionally including mounting contraptions cooperating such terminations with cannulae to form an attachment to a laser system. Methods for transmitting light through such articles of manufacture.

Abstract: Systems, devices, and methods for automatic control of surgical site temperature during an endoscopic procedure are disclosed. An exemplary endoscopic surgical system comprises an endoscopic surgical device controllably coupled to a medical instrument to deliver energy to a surgical site during a procedure, an imaging sensor to generate images or video frames of at least a portion of the surgical site during the procedure, and a controller circuit to analyze the generated images or video frames to determine whether a degree of heat built up in a first target at the surgical site exceeds a predetermined threshold. Based on such determination, the controller circuit can determine whether to adjust at least one operating parameter associated with the endoscopic surgical system to achieve or maintain a treatment effect of a different second target at the surgical site while avoid damaging the first target during the procedure.

Abstract: A system comprises a processor and a memory having computer readable instructions stored thereon. The computer readable instructions, when executed by the processor, cause the system to receive an image of a medical environment and identify a medical component in the image of the medical environment. The medical component may be disposed in a first configuration. The computer readable instructions, when executed by the processor also cause the system to receive kinematic information about the medical component and generate virtual guidance based on the kinematic information. The virtual guidance may include a virtual image of the medical component disposed in a second configuration.

Abstract: A pulp diagnosis-treatment assistance method and system are disclosure, and relates to the field of medical device technologies.

Abstract: The invention relates to a method of determining the sagittal rotation of a patient's pelvis based on a standard anterior posterior X-ray-image with known image parameters and a calibration of the image, for example by using at least one King-Mark calibration object. The angle of the pelvic rotation is determined between a pelvic plane which is orthogonal to the midsagittal plane of the pelvis, and the image plane of the X-ray-image. Assuming the patient's position shown on the X-ray-image represents a standard neutral position, the X-ray-image plane can be used as a functional reference plane for further calculations, for example during hip-replacement surgery. The present invention further relates to a corresponding computer program and system.

Abstract: A technique is described herein. The technique includes receiving endpoint location data and spline tangent data from a pair of position sensors mounted on opposite ends of a distal tip of a catheter, wherein said distal tip includes a plurality of flexible splines and a plurality of electrodes disposed on each of the flexible splines and wherein said endpoint location data and spline tangent data is received while said distal tip is positioned within a heart chamber; based on said endpoint location data and spline tangent data, calculating Bezier curve control points; based on the Bezier curve control points, determining estimated positions of said plurality of electrodes; and updating an electro-anatomical map of said heart chamber that is rendered on a display based on the estimated positions determined.

Abstract: Certain aspects relate to systems and techniques for navigation-assisted medical devices. Some aspects relate to correlating features of depth information generated based on captured images of an anatomical luminal network with virtual features of depth information generated based on virtual images of a virtual representation of the anatomical luminal network in order to automatically determine aspects of a roll of a medical device within the luminal network.

Abstract: A wireless localization system including an exciter coil, a sensor coil, a surgical tool including a head defining a longitudinal axis, and a first wireless tag coupled to the head at a first position along the longitudinal axis. The first wireless tag is configured to generate a first signal in response to a magnetic field generated by the exciter coil. The wireless localization system further includes a second wireless tag coupled to the head at a second position along the longitudinal axis, the second position is spaced from the first position. The second wireless tag is configured to generate a second signal in response to the magnetic field generated by the excited coil. The wireless localization system further includes a processor that determines the location of the head based on the first signal and the second signal detected by the sensor coil.

Abstract: A method and apparatus are disclosed for ensuring safe dilation after puncture. The method includes puncturing the target tissue via a distal tip with the puncturing device. The flexible puncturing device is advanced through the puncture into a cardiac space and visualizing the flexible puncturing device using a visualization system. The user checks the constraints imposed on the flexible puncturing device within the new cardiac space.

Abstract: This disclosure relates generally to systems and methods for localizing a device relative to an instrument. A sensor of the instrument can be monitored for a change in signaling during a first transition of the device relative to the instrument. The sensor can further be monitored for another change in signaling provided by the sensor of the instrument in response to a second transition of the device relative to the instrument. A transition distance difference can be determined between the first transition and the second transition. A location of the device relative to the instrument can be determined based on a location of the instrument and the transition difference distance.

Abstract: A method for displaying guidance information during an image-guided surgical procedure comprises receiving, by one or more hardware processors, data from a tracking system associated with an elongate device comprising a flexible body and calculating, by the one or more hardware processors, at least one condition along a length of the flexible body based on the data. The method further comprises determining, by the one or more hardware processors, supplemental guidance information based on the at least one condition and augmenting, by the one or more hardware processors, one or more images with the supplemental guidance information to produce one or more augmented images. The method further comprises displaying the one or more augmented images on a display device at a surgeon console.

Abstract: Systems for guiding placement of surgical ports on a body include an image capture device configured to capture an image of an operating environment and generate image data based on the captured image, a display device, and a computing device configured to obtain information regarding a location of a surgical site within the body, receive the image data from the image capture device, generate graphical guidance for placing a surgical port on the body based on the location of the surgical site within the body and the image data, and cause the display device to display the generated graphical guidance.

Abstract: Systems and methods for operating an end effector include an end effector for grasping a material, a drive system coupled to the end effector, a user interface, and a processor. The processor is configured to actuate the drive system to clamp the material using the end effector and in response to detecting successful clamping of the material, display a timer on the user interface. The timer provides an indication of when conditions will be safe to proceed with stapling of the material clamped by the end effector.

Abstract: A drive system for achieving supra-aortic access and neurovascular treatment site access includes a guidewire hub configured to adjust an axial position and a rotational position of a guidewire, a procedure catheter hub configured to adjust an axial position and a rotational position of a procedure catheter, a guide catheter hub configured to adjust an axial position of a guide catheter, and an access catheter hub configured to adjust an axial position and a rotational position of an access catheter, the access catheter further configured to laterally deflect a distal deflection zone of the access catheter.

Abstract: A method of achieving supra aortic access includes the steps of providing an assembly including a guidewire, an access catheter and a guide catheter, coaxially moveably assembled into a single multi-catheter assembly, coupling the assembly to a drive system, driving the assembly to an aortic arch, and advancing the access catheter to achieve supra-aortic access to a branch vessel off of the aortic arch.

Abstract: A method of performing a neurovascular procedure includes providing an assembly including a guidewire having a guidewire hub, an access catheter having an access catheter hub, and a guide catheter having a guide catheter hub. The method includes coupling the guidewire hub to a first hub adapter, coupling the access catheter hub to a second hub adapter, and coupling the guide catheter hub to a third hub adapter. Each of the first hub adapter, the second hub adapter and the third hub adapter is movably carried by a support table. The method includes driving the assembly in response to movement of each of the first hub adapter, the second hub adapter and the third hub adapter along the support table until the assembly is positioned to achieve supra-aortic vessel access.

Abstract: A method of priming an interventional device assembly includes providing the interventional device assembly, the interventional device assembly including a first interventional device and a second interventional device, the second interventional device being positioned within the first interventional device. The method further includes reciprocally moving at least one of the first interventional device and the second interventional device relative to the other of the first interventional device and the second interventional device while flushing a lumen between the first interventional device and the second interventional device with fluid to remove microbubbles from the lumen.

Abstract: A delivery and gathering system for at least one target point inside a target body part of a patient, the system including: a microrobot aimed at navigating towards the at least one target point, a cap aimed at being secured to a securing body part of the patient, the cap including a channel which enables to introduce elements into the target body part, or enables to remove elements from inside the target body part, a wire connected to the microrobot and to the cap, and a control unit configured to communicate with the cap, the control unit including a user interface enabling a user to remotely control and navigate the microrobot. The system further includes a flexible elongated element configured to cooperate, by sliding, with the wire in order to extend, from the cap, towards the target point.

Abstract: A surgical system comprising: a surgical mechanical arm comprising a plurality of surgical arm sections sequentially coupled by surgical arm joints; an input arm comprising: a plurality of input arm sections sequentially coupled by input arm joints; and an elongate handle: sized and shaped to be held between a human adult's thumb and one or more finger, coupled to a distal end of said input arm by a flexion joint; and extending proximally with respect to a most distal input arm section so a user grasping said handle bends said flexion joint to hold said handle above other portions of the input arm; at least one sensor configured to measure movement of one or more of said sections; and circuitry configured to receive a measurement signal from said at least one sensor and to generate a control signal, based on said measurement signal for control of movement of said surgical mechanical arm.

Abstract: The various embodiments disclosed herein relate to improved robotic surgical systems, including robotic surgical devices having improved arm components and/or biometric sensors, contact detection systems for robotic surgical devices, gross positioning systems and devices for use in robotic surgical systems, and improved external controllers and consoles.

Abstract: A method performed by a surgical robotic system that includes a seat that is arranged for a user to sit and a display column that includes at least one display for displaying a three-dimensional (3D) surgical presentation. The method includes receiving an indication that the user has manually adjusted the seat and in response, determining, while the user is sitting on the seat, a position of the user's eyes, determining a configuration for the display column based on the determined position of the user's eyes, and adjusting the display column by actuating one or more actuators of the display column according to the determined configuration.

Abstract: A system for controlling a robotic drive configured to move one or more elongated medical devices. The system may include a housing comprising a first surface and a second surface not co-planar with the first surface, a first control integrated with the first surface and manipulable by a first digit of a first hand of a user to select one of the one or more elongated medical devices, and a second control integrated with the second surface and manipulable by a second digit of the first hand of the user to instruct the robotic drive to move the selected elongated medical device in a first degree of freedom, wherein the first control and the second control are simultaneously manipulable by the first digit and the second digit.

Abstract: A surgical robotic system including a robotic arm and a surgical console. The robotic arm having a plurality of joints and a surgical instrument. The surgical console includes at least one interface device and a controller. The interface device configured to receive a user input. The controller configured to output a command pose based on the user input, wherein the robot arm is configured to move in response to the command pose; process the command pose through a hand pose transform algorithm to generate a desired pose and a previous desired pose; determine a desired delta pose command based on the desired pose, the previous desired pose, and a previous command pose; and process the desired delta pose command through a velocity limiting function to apply at least one velocity limit on the desired delta pose command.

Abstract: Surgical instruments for use in a surgical robot are provided herein. The instruments are preferably part of a translational instrument interface and are removably coupled to the surgical robot. In one aspect, the translational instrument interface has a slave hub mounted on a distal end of the slave unit, a sterile shield insertable within the slave hub, and an instrument having an end-effector for contacting tissue insertable within the sterile shield. The instrument may be disposable after a single use. The handle of the surgical robot is preferably coupled to the translational instrument interface such that actuation at the handle causes movement of the end-effector for performing surgery.

Abstract: An in-situ fenestration device for locating a fenestration site and for forming a fenestration. The in-situ fenestration device includes first and second magnetic locators configured to magnetically mate in a mated position within a vasculature of a patient at the fenestration site. The in-situ fenestration device also includes first and second heating elements configured to heat the first and second magnetic locators to form the fenestration at the fenestration site.

Abstract: Haptic feedback from a robotic surgical tool can be adjusted based on intra-operative assessment of the accuracy of a pre-operative surgical navigational plans. Navigational reference points are identified in at least one pre-operative image. At least one haptic response is identified for interactions between at least one robotic surgical tool and at least one navigational reference point. At least one intra-operative image is compared to the pre-operative image to determine the relative position of at least two corresponding navigational reference points in the images. The reference points' relative position determines a confidence level in the accuracy of the pre-operative navigational reference point. The haptic response is adjusted in timing, location, type, or amplitude based upon the confidence level. Tolerances and surgical navigation plan may also be updated and altered based on the confidence level.

Abstract: Removable barrier devices (e.g., sleeves) for covering medical scanning devices to reduce the chance of cross-contamination between patients and/or to protect the scanning devices from physical damage. The barrier device can include a cover that has an integrated window for passing optical signals between the scanning device and an external environment. The cover can include a sleeve that covers a handle portion of the scanning device to prevent contamination of the handle from a user's hand or glove. The cover and sleeve may both be formed of the same flexible material, or the cover may be rigid to maintain the window in a fixed position and the sleeve may be flexible to allow a user to activate a button or touchpad on the handle. An interface region between the cover and sleeve may provide a hermetic seal. The window may include a nanostructured antireflective material to limit internal reflections.

Abstract: A container for medical device transportation is provided. The container may include a body including a cavity for accommodating a medical device; a support for supporting the medical device; and a guiding mechanism for guiding the support to move from an entrance of the body to a target position in the cavity.

Abstract: Methods, apparatus, and systems for reducing transmission of aerosol droplets in a medical or dental procedure are described. In one example aspect, a protective shield system comprises a base plate with a first cover and a second cover. The first cover and the second cover are configured to form at least part of a pipe system when coupled together. The pipe system includes two ducts and an interface configured to be connected to a vacuum suction system. The protective shield system includes two suction tubes removably coupled to the two ducts of the pipe system and a shield having at least one transparent section. The shield configured to be removably coupled to the base plate so as to allow attachment of the shield to the base plate prior to the medical or dental procedure and removal of the shield from the base plate after the medical or dental procedure.

Abstract: Disclosed is a method for producing an anti-adhesion film. The method for producing an anti-adhesion film may include: a discharge step of separately electrospinning a biodegradable polymer solution filled in a first syringe and a crosslinking agent solution filled in a second syringe; and a film forming step of forming an anti-adhesion film by crosslinking of the biodegradable polymer by contact between the biodegradable polymer solution discharged in the form of fibers in the discharge step and the crosslinking agent solution discharged in the form of droplets in the discharge step.

Abstract: A system and method for enhanced surgical navigation and graphical user interfaces associated therewith. The system includes a 3D endoscope and a computing device including a display for displaying the graphical user interfaces. The 3D endoscope includes a camera source and a scan source and is utilized to generate a 3D spatial map of a surgical site. A position of a surgical tool is detected in the 3D spatial map, a distance between the position of the surgical tool in the 3D spatial map and a location of an anatomy is detected, and a warning is generated when it is determined that the distance between the position of the surgical tool in the 3D spatial map and the location of the anatomy is equal to or not greater than a threshold minimum distance.

Abstract: Medical software tools platforms utilize a surgical display to provide access to specific medical software tools, such as medically-oriented applications or widgets, that can assist surgeons or surgical team in performing various procedures. In particular, an endoscopic camera may register the momentary rise in the optical signature reflected from a tissue surface and in turn transmit it to a medical image processing system which can also receive patient heart rate data and display relevant anomalies. Changes in various spectral components and the speed at which they change in relation to a source of stimulus (heartbeat, breathing, light source modulation, etc.) may indicate the arrival of blood, contrast agents or oxygen absorption. Combinations of these may indicate various states of differing disease or margins of tumors, and so forth. Also, changes in temperatures, physical dimensions, pressures, photoacoustic pressures and the rate of change may indicate tissue anomalies in comparison to historic values.

Abstract: An image processing device (13) according to one aspect of the present disclosure includes: an image input unit (13a) that receives a surgical field image with respect to a patient's eye; an eyeball tracking unit (13b) as an example of a part detection unit that detects a specific part of the eye in the surgical field image; and a display image generation unit (13c) that generates a display image including a first position indicator indicating a position a predetermined distance away in a specific direction from the specific part detected by the eyeball tracking unit (13b).

Abstract: To enhance safety of interventional procedures, a method for monitoring an interventional procedure that is carried out using an artificial object, such as a catheter, is provided. At least one image of the interventional procedure is acquired. The at least one image is analyzed automatically with regard to a specified anomalous feature relating to a geometry and/or a time-dependent movement parameter and/or a flow behavior of the artificial object. A complication signal is automatically generated only if the specified anomalous feature is detected in the at least one image.

Abstract: Disclosed herein are gross positioning systems for use with robotic surgical devices to provide gross positioning of the robotic surgical devices. The gross positioning systems have a base, a first arm link operably coupled to the base, a second arm link operably coupled to the first arm link, a third arm link operably coupled to the second arm link, and a slidable coupling component slidably coupled to the third arm link.

Abstract: Embodiments of the invention provide a laser system including a laser station including at least one laser, at least one processor, and at least one non-transitory computer-readable storage medium in data communication with the at least one processor. The at least one non-transitory computer-readable storage medium includes program instructions executable by the at least one processor, and enabling or operating an exchange of data between the at least one laser station and at least one remote network. The laser system includes at least one GUI display configured and arranged to display operating parameters or functions of the at least one laser and/or any of the data exchanged between the laser station and at least one remote network. The program instructions include instructions that direct the processor to update the at least one GUI display with a plurality of user-selectable graphics arranged around the periphery or circumference of a central display.

Abstract: Embodiments disclose a disposable protective assembly apparatus for a dental syringe body of a dental syringe. The apparatus is a combination of a disposable syringe tip and a disposable protective sleeve, the sleeve being pre-attached to the syringe tip, and the sleeve being in a pre-folded position to be quickly and easily slid over the dental syringe prior to a dental operation.

Abstract: A method of orthodontic treatment planning for a patient includes receiving three-dimensional intraoral surface scan data of a dentition of the patient, receiving three-dimensional volumetric scan data of the dentition of the patient, and overlaying the intraoral surface scan data and the volumetric scan data to generate an integrated patient model comprising a root of at least one tooth having a longitudinal axis. The method further includes determining, for use in planning an orthodontic treatment, a center of rotation of the at least one tooth, wherein the center of rotation is defined as a point located a predetermined distance from a base of the root to an apex of the root along the longitudinal axis of the at least one tooth in the integrated patient model.

Abstract: Methods, apparatuses, and systems are disclosed for determining accurate tooth root apices from two-dimensional panoramic radiograph data and/or three-dimensional intraoral scan data. In some variations, one or more deep learning networks may be trained to determine coordinates of tooth root apices based on training data that may include cone beam computer tomography tooth data and corresponding two-dimensional panoramic radiograph data and three-dimensional intraoral scan data.

Abstract: A system for providing orthodontic treatment to a patient wherein a general dentist receives direction from a consultant orthodontist. The system includes a network configured to assign the consultant orthodontist to the general dentist. The network includes a central server with a patient database. The patient database includes a first patient's dental record of a first patient and a plurality of additional patients' historical dental records of a plurality of additional patients. The network also includes an analysis and prediction module. The analysis and prediction module is configured to access the first patient's dental record and the plurality of additional patients' historical dental records prior to initiation of treatment of the first patient to compare and contrast similar dental records of the additional patients' historical dental records to the first patient's dental records to predict timing and outcome for dental treatment of the first patient.

Abstract: Provided herein are orthodontic systems and methods for automatically segmenting a person's teeth. Systems, methods and processes are provided to properly segment the teeth of a person's teeth from an image of the person's face showing at least some of the person's teeth (e.g., dental arch). Methods and systems are provided to automatically detect dental edges after a dental scan. Also described herein are methods and systems for generating a simulated image of the person's face from the final segmentation of the person's teeth in which the segmented teeth have been moved from their original position, including a new position based on an orthodontic treatment plan.

Abstract: A method includes wire driven phase in which a plurality of attachments are bonded to teeth, the attachments including a wire-retaining region and an engagement region. The engagement region has a shoulder configured to releasably engage a corresponding indentation in an aligner tray. An archwire is inserted in to the wire-retaining regions to move a first malaccluded tooth from a first position to a second position. An aligner phase follows the wire driven phase, in which the archwire is removed, and an aligner tray is applied over the teeth of the patient. The aligner tray includes cavities shaped to receive and resiliently position the first maloccluded tooth from the second position to a third position, and further includes indentations configured to releasably engage at least a portion of the engagement regions on the attachments.

Abstract: A method of treating malocclusions of teeth may include receiving a scan of a patient's teeth and generating a treatment plan to move a patient's teeth from a first position toward a second position. The treatment plan may include moving a jaw from a first position towards a second position. The treatment plan may include a series of jaw movement stages to move the jaw from the first position towards the second position. The method may include generating a digital model of an aligner having mandibular relocation structures. A location of the mandibular relocation structures may be based on a set of location constraints. The method may include fabricating a physical aligner based on the digital model of the aligner.

Abstract: A dental device includes dental brackets, and each of the dental brackets are securable to a respective tooth. The dental device includes a support member attached to the dental brackets via extensions, and each of the extensions support a respective dental bracket in a predetermined position. The dental device may further include a guide connected with the extensions at a position between each of the dental brackets and the support member, and the guide may direct cutting of each of the dental brackets from the respective extension.

Abstract: The present invention relates to: a break-resistant reinforced implant structure which manufactures a fixture and an abutment by a ceramic material having excellent strength and biocompatibility, and reinforcing a preset position into which friction is concentrated during internal and external shock or mutual bond procedure by a predetermined metal to prevent damage in order to compensate for a disadvantage of a ceramic worried about damage due to lack of elasticity; and a method of manufacturing the break-resistant reinforced implant structure. The break-resistant reinforced implant structure comprises: a fixture (10) and an abutment (20) which are formed by a ceramic material integrally or integrally by mutual coupling as individual split type. The fixture (10) and the abutment (20) are stacked therein with a reinforced layer (30) at surfaces or mutual coupling surfaces.