Abstract: A catheter ablation system includes: a catheter probe having distal end including: a temperature sensor; a plurality of irrigation holes; and an ablating electrode; a radiofrequency (RF) heating controller coupled to the catheter probe and configured to supply RF energy to the ablating electrode to control the ablating electrode to emit heat at a target power; an irrigation controller coupled to the catheter probe and configured to supply an irrigation fluid at a continuously adjustable irrigation flow rate through the catheter probe to exit through the irrigation holes; and an operating console having a processor and memory, the memory storing instructions that, when executed by the processor, cause the processor to control the irrigation controller to set the irrigation flow rate based on the target power and a target average temperature.

Abstract: Apparatus, consisting of a probe configured to be inserted into contact with a myocardium, and an electrode attached to the probe. A temperature sensor, incorporated in the probe, is configured to output a temperature signal. A pump irrigates the myocardium, via the probe, with an irrigation fluid at a controllable rate, and a radiofrequency (RF) signal generator applies RF power via the electrode to the myocardium, so as to ablate the myocardium. The apparatus also has processing circuitry that measures a temperature of the probe, based on the temperature signal, while the RF power is applied and, when the measured temperature exceeds a preset target temperature, iteratively reduces the RF power applied by the signal generator and concurrently iteratively varies a rate of irrigation of the irrigation fluid provided by the pump, until the measured temperature is reduced to the preset target temperature.

Abstract: A hair-removal apparatus is provided, which includes a main body, a housing, a first air-inlet channel and a second air-inlet channel. The main body is accommodated in the housing and includes a heat-generating assembly and a refrigerating assembly. The first air-inlet channel communicates the refrigerating assembly with ambiance to absorb external air and dissipate heat from the refrigerating assembly, and the second air-inlet channel communicates the heat-generating assembly with ambiance to absorb external air and dissipate heat from the heat-generating assembly. The hair-removal apparatus is provided with two independent air inlet channels, which effectively enhances the heat dissipation performance of the hair-removal apparatus and improves the durability and safety of the hair-removal apparatus.

Abstract: Techniques are described for identifying bone areas for removal during a medical procedure. Processing circuitry may generate a virtual model of an anatomical object with the bone areas removed and one or more indications for the bone areas that are to be removed. During surgery, the processing circuitry may receive image data and update the one or more indications as the bone areas are removed. The processing circuitry may generate the virtual model and the bone areas for visual overlay on the actual anatomical object.

Abstract: A surgical skill training system includes: a data collecting unit configured to collect actual surgical skill data on a patient of an operating surgeon; an image providing server configured to generate a 3-dimensional (3D) surgical image for surgical skill training, based on the actual surgical skill data; and a user device configured to display the 3D surgical image, wherein the image providing server includes: a patient image generating unit configured to generate a patient image, based on patient information of the patient; a surgical stage classifying unit configured to classify the actual surgical skill data into actual surgical skill data for each surgical stage performed by the operating surgeon; and a 3D image generating unit configured to generate the 3D surgical image by using the patient image, and feature information detected from the actual surgical skill data.

Abstract: A method for displaying graphical indications associated with a joint includes: receiving image data associated with a joint of a subject; generating a three-dimensional model of at least a portion of the joint of the subject using the image data; identifying at least one region of the joint that deviates from a baseline anatomy by comparing at least a portion of the three-dimensional model to a baseline model; generating at least one measurement of a characteristic of the joint at one or more predefined locations using the three-dimensional model and a coordinate system; displaying a spectrum bar graph that comprises at least one representation of the at least one measurement of the characteristic of the joint; determining a pathology associated with the joint based on the at least one measurement of the characteristic of the joint; and displaying at least one graphical indication indicating the pathology associated with the joint.

Abstract: This application relates to an improved method for generating microcatheter paths, a method for shaping a mandrel, a computer device, a readable storage medium, and a program product. The method for generating the microcatheter path includes obtaining a cerebral vascular model, generating a centerline, determining the proximal starting point of the centerline, and successively generating a plurality of unit segments from the proximal starting point towards the distal aneurysm. Each unit segment includes a series of connected straight segments and curved segments, and the unit segments are successively connected to form at least a part of the microcatheter path.

Abstract: A dental implantation assessment method includes the steps of creating a 3D teeth model; setting up a reference line, creating a health status table, and forming a multi-level frame model for an implant placement position on the teeth model; dividing each level of the frame model into a centered implant module and multiple surrounding test modules; dividing each test module into multiple assessment zones, and combining the latter with the health status table; selecting and placing a dental implant model in the frame model, and defining one assessment zone in each test module that contacts with a periphery of the dental implant model as a selected zone; and lastly, computing assessment values assigned to the selected zones to determine an object type of the dental implant model. A dentist can decide an optimal dental implant through dental implant model size selection and implantation simulation to ensure successful dental implant surgery.

Abstract: A computer implemented method for assessing an arterio-venous malformation (AVM) may include, for example, receiving a patient-specific model of a portion of an anatomy of a patient; using a computer processor to analyze the patient-specific model for identifying one or more blood vessels associated with the AVM, in the patient-specific model; and estimating a risk of an undesirable outcome caused by the AVM, by performing computer simulations of blood flow through the one or more blood vessels associated with the AVM in the patient-specific model.

Abstract: A surgical system is configured to augment the visualization environment presented to the surgeon by merging, in real-time, video feed and ultrasound imaging; tracking anatomy and instruments; identifying critical structures; generating and displaying 3-dimensional models of relevant anatomy; providing actionable guidance to the user; and enabling data collection and processing. The surgical system may include a tissue-marking surgical instrument configured to simultaneously identify critical structures beneath an organ surface and mark the organ surface at a location overlapping the identified critical structures.

Abstract: A positioning system includes a group of positioning devices including a first device comprising a first positioning source associated with a first positioning modality, the first positioning source being configured to view a first field, a second device comprising a second positioning source associated with a second positioning modality that is of a different type than the first positioning modality, the second positioning source being configured to view a second field, a third device comprising one or more first markers detectable within the first field using the first positioning modality, and a fourth device comprising one or more second markers detectable within the second field using the second positioning modality. A linking structure physically links two of the group of positioning devices to one another in a fixed, rigid relative position and orientation.

Abstract: A method is described for performing a percutaneous operation on a patient to remove an object from a cavity within the patient. The method includes advancing a first alignment sensor into the cavity through a patient lumen. The first alignment sensor provides its position and orientation in free space in real time. The alignment sensor is manipulated until it is located in proximity to the object. A percutaneous opening is made in the patient with a surgical tool, where the surgical tool includes a second alignment sensor that provides the position and orientation of the surgical tool in free space in real time. The surgical tool is directed towards the object using data provided by both the first and the second alignment sensors.

Abstract: An position sensor such as an IMU is removably positioned on a patient bed used to support a patient during a robotic surgical procedure in which a robotic manipulator is used to manipulate a surgical instrument. When the bed is moved during the course of surgery, signals corresponding to a sensed changed in the bed's position are received by a processor, which causes a corresponding repositioning of the robotic manipulator.

Abstract: An optical tracking system is provided. The optical tracking system comprises an autoclavable fiducial marker assembly including an opaque housing, a light source, a window panel configured to refract light rays from the light source therethrough, and a metallized coating forming a hermetic seal at an interface of the window panel and the opaque housing. The fiducial marker assembly is configured to shield a peripheral edge of the window panel from the light rays. The system further comprises a tracking device comprising at least two optical sensors configured to detect a position of a light ray emitted by the light source. The system further comprises a processor configured to receive the position of the light rays from the optical sensors, shift the position of each light ray based on a calculated refraction deviation, and triangulate the location of the light source based on the shifted position of each light ray.

Abstract: Certain embodiments may relate to apparatuses and methods for performing surgical procedures. For example, a method may comprise initiating detection and tracking of at least one surgical instrument (including associated surgical material) within a surgical area. The method may further comprise performing a surgical procedure with the at least one surgical instrument and material and ending detection and tracking of the at least one surgical instrument and material within the surgical area. The method may further comprise displaying at least one indication of location status of the at least one surgical instrument.

Abstract: A surgical system is provided. The surgical system includes a camera operable to capture images and/or video. A projector is operable to project light, and a controller is communicatively coupled with the camera and the projector. The controller is operable to track movement of bone in real-time during surgery based on the images and/or video captured by the camera, and control the projector to project the light including a cutting line on the bone to indicate a cutting plane for cutting the bone during surgery.

Abstract: Methods, apparatuses, and systems for transcribing and performing analysis on patient data are disclosed. Data is collected from one or more medical professionals as well as sensors and imaging devices positioned on or oriented towards a patient. An analysis is performed on the patient data and the data is presented to a medical professional via a verbal interface in a conversational manner, allowing the medical professional to provide additional data such as observations or instructions which may be used for further analysis or to perform actions related to the patient's care.

Abstract: Various systems and methods for evaluating a surgical staff are disclosed. A computer system, such as a surgical hub, can be configured to be communicably coupled to a surgical device and a camera. The computer system can be programmed to determine contextual information pertaining to a surgical procedure based at least in part on perioperative data received from the surgical device during a surgical procedure. Further, the computer system can visually determine a physical characteristic of a surgical staff member via the camera and compare the physical characteristic to a baseline to evaluate the surgical staff member.

Abstract: Methods, apparatuses, and systems for using speech input to control a surgical robot are disclosed. A surgical robot is disclosed that can be controlled by a surgeon using speech input in a conversational manner. The surgical robot is provided either general commands or specific instructions, assessing whether the instructions can be completed within the capabilities of the available hardware and resources, and seeking approval from the surgeon prior to executing the instructions. Alternatively, the embodiments disclosed allow the surgeon to perform an action that cannot be safely completed by the surgical robot.

Abstract: A surgical robotic system includes a robotic arm having a plurality of joints and a surgical instrument and a surgical console. The surgical console includes one or more handle controllers configured to receive a user input and to provide haptic feedback based on movement of the robotic arm. The surgical console may also include a controller configured to: output a commanded pose based on the user input, wherein the robotic arm is configured to move in response the commanded pose; and process the commanded pose through a motion integrator algorithm to generate the haptic feedback.

Abstract: A surgical system includes a surgical instrument that is sensitive to backlash that would adversely affect the transmission of controlled torque and position to the surgical instrument. The surgical instrument is coupled to motors in a surgical instrument manipulator assembly via a mechanical interface. The combination of the mechanical interface and surgical instrument manipulator assembly have low backlash, e.g., less than 0.7 degrees. The backlash is controlled in the surgical instrument manipulator assembly. From the drive output disk in the surgical instrument manipulator assembly to the driven disk of the surgical instrument, the mechanical interface has zero backlash for torque levels used in surgical procedures.

Abstract: A method of calibrating a camera used for robotic surgery makes use of a target pattern positioned on a robotic manipulator. The camera to be calibrated is moved by the robotic manipulator to move the camera to a plurality of positions and orientations, ideally in closed loop fashion to maintain the target pattern within the camera's image plane. The camera captures images of the target pattern while in the plurality of positions and orientations. A processor receives the captured images and analyzes them to determine calibration parameters for the camera.

Abstract: A surgical instrument is described that includes a surgical effector moving with N degrees of freedom for manipulation of objects at a surgical site during surgical procedures. The surgical effector can be manipulated by actuating a first input controller to control a length of a first cable segment to move the surgical effector in at least one degree of freedom of movement and actuating a second input controller to control a length of a second cable segment to move the surgical effector in the at least one degree of freedom of movement. The surgical effector can be manipulated by moving a differential that couples the first and second input controllers together to conserve a length of cable between the first input controller and the second input controller.

Abstract: Devices, systems, and methods for positioning an end effector or remote center of a manipulator arm by floating a first set of joints within a null-perpendicular joint velocity sub-space and providing a desired state or movement of a proximal portion of a manipulator arm concurrent with end effector positioning by driving a second set of joints within a null-space orthogonal to the null-perpendicular space. Methods include floating a first set of joints within a null-perpendicular space to allow manual positioning of one or both of a remote center or end effector position within a work space and driving a second set of joints according to an auxiliary movement calculated within a null-space according to a desired state or movement of the manipulator arm during the floating of the joints. Various configurations for devices and systems utilizing such methods are provided herein.

Abstract: A steerable overtube assembly for a robotic surgical system can include a steerable shaft having one or more instrument channel and a control hub configured to mount to the steerable shaft. The assembly can also include a manual actuator extending from the control hub and configured to allow the steerable shaft to be manually steered by a user's hand, and a robotic actuator housed by and/or extending from the control hub configured to connect to a robotic driver to allow robotic steering of the steerable shaft.

Abstract: A method of manufacturing a surgical instrument mountable to a remotely controllable manipulator configured to operate the surgical instrument includes applying a first tension to a first tensioning element, applying a second tension to a second tensioning element, and maintaining the first and second tensions in the first and second tensioning elements while a first rotatable cylinder is locked to a second rotatable cylinder. The first tensioning element and the second tensioning element are each coupled to a distal end component of the surgical instrument and are coupled to one another such that a tension in one of the first tensioning element and the second tensioning element is transmitted at least in part to the other of the first tensioning element and the second tensioning element.

Abstract: In accordance with at least one aspect of this disclosure, a user input handle for a hand control device of a robotic surgical system can include a gripping portion configured to be grasped by a user. The gripping portion can include a grip safety sensor configured to sense whether the gripping portion is being grasped by a user.

Abstract: A surgical system drape incudes: a sheath having an interior cavity sized to cover a portion of a surgical system manipulator; an adaptor coupled to the sheath and including a manipulator interface and an instrument interface, the manipulator interface configured to couple with a drive interface of the manipulator, the instrument interface being configured to couple with a drive interface of a surgical instrument mounted to the manipulator; and a fluid conduit coupled to the sheath and extending within the interior cavity of the sheath, the fluid conduit configured to receive a flow of cooling fluid at a fluid port and convey the fluid along the interior cavity of the sheath to cool a component of a portion of the manipulator.

Abstract: A device for protecting against an airborne contamination of a medical device including an air circulation cooling system is disclosed. The device also includes an enclosure defining a sealed receiving volume for the medical device, the protection device further comprising structure for circulating gas flow, within the enclosure, the gas flow having predetermined composition and/or quality criteria different from the external environment and able to be used by the cooling system of the medical device in operation.

Abstract: A receptacle for the safe passing of surgical instruments during surgical procedures, the receptacle comprising: a first pick-up well for receiving one or more surgical instruments and defined by a protective wall and one or more first walls, each of the protective and one or more first walls having a top edge which collectively define an opening to the first pick-up well, and the top edge of the protective wall projecting above the top edges of the one or more first walls; and a handle external to the first pick-up well and comprising an elongate member projecting from the protective wall and adapted to be gripped in a human hand; wherein: the protective wall is located between the elongate member and the first pick-up well; and the elongate member joins the protective wall at a position and orientation such that, in use when a user is gripping the elongate member, the hand of the user does not project above the top edge of the protective wall.

Abstract: Provided herein are devices, systems, and methods for disposal of needles. In particular, provided herein are devices, systems, and methods for safe and efficient disposal of medical and research needles.

Abstract: A method and device for documenting use of at least one implant used in a surgery and/or for the localization thereof. The implant can be provided for a surgery and used in the surgery. The method includes: a) providing a surgical set having a plurality of implants; b) capturing a first sequence of images of the plurality of implants of the surgical set using a device; c) analyzing the sequence of images of the plurality of implants in order to identify each individual implant; d) optionally outputting a signal when one and/or each implant has been identified; e) capturing a second sequence of images of the plurality of implants of the surgical set using the device after a surgery in order to ascertain missing implants; f) classifying a missing implant as used in surgery.

Abstract: The present disclosure relates to systems, devices, and methods for augmenting a two-dimensional image with three-dimensional pose information of instruments shown in the two-dimensional image.

Abstract: Medical devices which are compatible with a camera for ventilating, intubating, and extubating a patient under continuous visualization. Methods for ventilating, intubating and extubating a patient with the medical devices.

Abstract: An optical marker for positioning a medical device outside a body and the medical device are disclosed. The optical marker comprises: a base having a concave or a convex, the concave or the convex being provided with a non-coplanar optical mark(s), and the optical mark(s) being visible on the entire surface of the concave or the convex; and a connecting portion connected to the base and used for connecting with the medical device. In the optical marker, the base provided with the optical mark(s) has a non-planar structure, being able to increase the recognizable angle of the medical device and improve the recognition accuracy and stability.

Abstract: A medical arm device to support a medical instrument has a tip part with a structure in which three rotation axes are disposed in order of a rotation axis around a longitudinal axis of the medical instrument, a yaw axis that rotates the medical instrument left and right with respect to a tip of a link, and a pitch axis that rotates the medical instrument up and down with respect to the tip of the link, and a first wire for rotation transmission of the yaw axis, a second wire for rotation transmission of the roll axis, a first rerouting pulley that reroutes the first wire between the pitch axis and the yaw axis, a second rerouting pulley that reroutes the second wire between the pitch axis and the yaw axis, and a third rerouting pulley that reroutes the second wire between the yaw axis and the roll axis.

Abstract: A method and a device for the simplified inspection of the compatibility of the positions of master tubes in a surgical guides with respect to the positions in a predetermined plan in a computer model. For example, during virtual planning, the virtual surgical guide includes master tubes having an axis that is the axis (e.g., an installation axis) along which a dental implant will be installed. The virtual surgical guide can be manufactured, e.g., by substrative methods and additive methods. As discussed herein, the accuracy of the physical surgical guide can be checked physically or virtually.

Abstract: Provided in this disclosure is a crown for a damaged tooth that is manufactured via metal injection molding and features an opening into which can be applied flowable dual-cure tooth colored material.

Abstract: A method for training a neural network intended to analyze a dental situation of an updated patient. A historical learning database is created that relates to a dental body and to a spatial attribute associated with the dental body. The historical learning database includes more than 1,000 historical records, with each historical record relating to a respective historical patient. Each record including a set of historical images all depicting the dental body in the historical patient, called “historical dental body” and an item of spatial information including, for the historical patient, a set of values for the spatial attribute, called “historical spatial information.” The neural network is trained, by providing it with the sets of historical images as input and with the historical spatial information as output, with the spatial attribute defining an ordered sequence of variables in a three-dimensional reference frame.

Abstract: Systems, methods, and computer-readable media for identifying and facilitating review of outlier treatment plans. A method includes receiving an initial three-dimensional (3D) model of an initial arrangement of a patient’s teeth and generating a first final 3D model of a first final arrangement of the patient’s teeth based on the initial 3D model of the initial arrangement of the patient’s teeth. The method further includes comparing the first final arrangement of the patient’s teeth with a set of a plurality of final arrangements of teeth from previous treatment plans of past patients and determining whether the first final arrangement of the patient’s teeth satisfies one or more outlier criteria based on the comparing. Responsive to determining that the first final arrangement of the patient’s teeth satisfies the one or more outlier criteria, an orthodontic treatment plan comprising the first final 3D model of the first final arrangement of the patient’s teeth is classified as a clinical risk.

Abstract: Provided herein are curable compositions for use in a high temperature lithography-based photopolymerization process, a method of producing crosslinked polymers using said curable compositions, crosslinked polymers thus produced, and orthodontic appliances comprising the crosslinked polymers.

Abstract: Described herein are attachments for an orthodontic appliance, such as an aligner, that include a base region configured to be rigidly mounted to a tooth surface and an interface surface region that is configured to engage with the orthodontic appliance, in which the base region and the interface surface region are movably connected. These attachments may be configured as force applying attachments and/or as force redirecting attachments. Also described herein are modular attachments.

Abstract: Apparatuses and methods for customized retainers to prevent relapse. In particular, described herein are customized retainers, and methods and apparatuses for making customized retainers that specifically reenforce and prevent movement of one or more teeth having a higher likelihood of relapse following completion of an orthodontic treatment plan.

Abstract: A dental membrane that is used with a patient having insufficient bone at a surgical site during a ridge augmentation. The dental membrane includes a first layer and a second layer. The first layer is cortical bone or formed from artificial bone materials to have characteristics of cortical bone. The second layer is cancellous bone or formed from artificial bone materials to have characteristics of cancellous bone.

Abstract: An implantable screw for maintaining horizontal and/or vertical space during bone grafting procedures. The screw includes a head having a top surface configured to engage a dental membrane, a shaft, and a tip. The shaft is at least partially threaded to engage bone. The dental membrane and the screw provide space for bone growth material during bone grafting.

Abstract: A titanium screw that permits the adaptation of PEEK (polyether ether ketone) capsules at both ends, enabling vertical and horizontal, uni or bidirectional appositional bone reconstructions. The screw has a length selected between 6, 8 and 10 mm; whereas the PEEK capsules have a diameter of 4.5 mm and a height of 1.5 mm. Accordingly, it is possible to retract the soft tissue and maintain the space necessary for bone reconstruction. By minimizing compression to the bone graft, this device optimizes tissue reconstruction, oftentimes crucial for the placement of implants.

Abstract: A scanner for scanning a dental site comprises a base, a detector mounted to the base, and an optical element to redirect light reflected off of the dental site towards the detector along a detection axis in a first direction. Two or more flexures couple the optical element to the base, wherein the two or more flexures maintain an alignment of the optical element to the detector with changes in temperature.

Abstract: An intraoral scanning system is described herein. The intraoral scanning system includes a scanning device and a processing device. The scanning device is configured to illuminate an object of interest with a burst light pattern at one or more intervals and receive a set of reflected images reflected off the object of interest. The processing device is configured to receive the set of reflected images from the scanning device and convert the set of reflected images into a three-dimensional model of the object of interest. The burst light pattern comprises a first image and a second image in succession. One of the first image and the second image is a structured light image and the other of the first image and the second image is an unstructured light image.

Abstract: A real-time monitoring system for an artificial tooth processing machine includes a work bed portion on which a base tooth material selected from a titanium material and a zirconia material is fixedly installed and in which a wet die configured to process a titanium material and a dry die configured to process a zirconia material are disposed to be comparted from each other, a processing tool portion having one end on which a driving spindle to which a processing tool is coupled is provided to process the base tooth material while approaching or moving away from the base tooth material, and a spindle monitoring portion provided on the driving spindle, disposed in the work bed portion, and configured to monitor the driving spindle to recognize an abrasion degree, a damage state, alignment, or the like of the processing tool in real time.

Abstract: A multiple purpose oral care device is provided. The device comprises a two-ended manual tool with ergonomically shaped handle and attachment components located at least at a first end to accommodate semi-circular snap-on flossers. The device also comprises disposable implements for dental and gum care that attach to the snap-on flossers and comprise optional structures. The disposable implements comprise at least one of brushes and gum stimulators and are situated at ends of the snap-on flossers. A first optional structure combines a snap-on flosser and two parallel inter-proximal brushes, one on each end of the flosser. The first optional structure is directed to orthodontic patients with braces and patients with fixed restorations comprising at least one of crowns and bridges. A second optional structure comprises two gum stimulators, one with each attached on opposite sides of the snap-on flosser, pointing inward to each other and parallel to floss.