Abstract: A surgical navigation system includes a surgical tool; an optical tracking system; and a calibrating device. The optical tracking system includes a light source, configured to emit infrared radiations; an optical tracker; a camera; and a data processor. The calibrating device is configured to calibrate the surgical tool tracked by the optical tracking system. The calibrating device includes a reflector; and a holder. The light source is arranged to irradiate a profile of the surgical tool held by the holder. The camera is arranged to detect the infrared radiations, which are reflected by the surgical tool and by the reflector so as to capture images of the profile of the surgical tool. The data processor is configured to compute the pose of the surgical tool from the captured images of both the optical tracker and the profile of the surgical tool.

Abstract: A surgical system according to one or more embodiments may include: a first manipulator supporting an endoscope; a second manipulator supporting a surgical instrument; an operating device configured to receive a command to operate the surgical instrument; and a controller configured to operate, when a distal end of the surgical instrument is located in the field of view of the endoscope, the surgical instrument in a first operation mode that controls the operation of the surgical instrument according to the command, and to change, when the distal end of the surgical instrument is located outside the field of view of the endoscope, the operation of the surgical instrument from the first operation mode to a second operation mode.

Abstract: Methods, devices, systems of resuscitating a patient including accessing an arterial vessel positioning a catheter into the arterial vessel advancing the catheter through the arterial vessel to position it below a vessel supplying blood to a heart and a brain expanding an expandable portion of the catheter to prevent blood from flowing past the expanded portion and infusing a substance retrograde into the artery within the arterial section between the heart and the expanded portion of the catheter.

Abstract: Systems and methods for defining a relationship between a surgical object and a tracker coupled to the surgical object. A first optical sensor senses light in an infrared spectrum or a near-infrared spectrum. A second optical sensor senses light in a visible light spectrum. Controller(s) acquire one or more first images of the tracker from the first optical sensor and acquire one or more second images of the surgical object from the second optical sensor. The controller(s) recognize a pose of the tracker based on the one or more first image and recognize a geometry of the surgical object based on the one or more second images. The controller(s) correlate the recognized pose of the tracker and the recognized geometry of the surgical object to define a relationship between the tracker and the surgical object.

Abstract: A method for intraoperatively augmenting a revision implant includes removing a primary implant from a bone, intraoperatively determining a size of a defect of the bone, intraoperatively cutting a bone filler material to the size of the defect, installing the bone filler material at the defect, and installing the revision implant on the bone.

Abstract: Apparatus and methods are described including tracking a tool portion and a patient marker from a first line of sight, using a first tracking device disposed upon a first head-mounted device that includes a display. The tool portion and the patient marker are tracked from a second line of sight, using a second tracking device. When a portion of the patient marker and the tool portion are both within the first line of sight, an augmented reality image is generated upon the first display based upon data received from the first tracking device and without using data from the second tracking device. When at least the patient marker portion and the tool portion are not both within the first line of sight, a virtual image of the tool and anatomy of the patient is generated using data received from the second tracking device. Other applications are also described.

Abstract: A method facilitates touchless control of medical equipment devices in an OR. The method involves: providing a three-dimensional control menu, which comprises a plurality of menu items selectable by the practitioner by one or more gestures made in a volumetric spatial region corresponding to the menu item; displaying an interaction display unit (IDU) image corresponding to the three-dimensional control menu to provide indicia of any selected menu items; estimating a line of sight of a practitioner; and when the estimated line of sight is directed within a first spatial range around a first medical equipment device, determining that the practitioner is looking at the first medical equipment device. Then the method involves providing a first device-specific three-dimensional control menu displaying a first device-specific IDU image.

Abstract: A force sense notification device includes a speaker and a control device that receives a measurement signal indicating a magnitude of a force exerted on a surgical instrument, generates sound information based on the magnitude of the force, and outputs the sound information through the speaker.

Abstract: The embodiments disclosed herein relate to various medical device components, including components that can be incorporated into robotic and/or in vivo medical devices. Certain embodiments include various modular medical devices for in vivo medical procedures.

Abstract: A vine robot catheter device includes an elongate outer catheter dimensioned according to a path to reach a region of a targeted anatomy, an inverted vine robot extension having its proximal end attached to the outer catheter and its distal end partially or fully inverted into itself within the outer catheter during delivery to a target site, and a fluid path in the outer catheter to apply fluid pressure to the vine robot extension to actuate the vine robot extension to evert and extend the distal end out of and beyond the outer catheter.

Abstract: A robotic surgical system includes a robotic arm comprising a plurality of links and joints, an end effector, and a mounting assembly for coupling the end effector and the robotic arm. The mounting assembly includes a robot mount associated with the robotic arm and an end effector mount associated with the end effector. The mounting assembly also includes a sterile barrier assembly including a coupling and kinematic couplers. A first lock assembly releasably secures the coupling to the robot mount and a second lock assembly releasably secures the end effector mount to the coupling. A tensioner associated with either mount is movable between a first position and a second position such that the kinematic couplers engage with, and provide a kinematic coupling between, the mounts through the sterile barrier assembly to constrain six degrees of freedom of movement between the mounts.

Abstract: A system comprising a helmet configured to be secured on a subject for a medical procedure. A plurality of sensors is coupled to the helmet and configured to generate image data representing a region of the subject. A controller is coupled to the helmet and configured to generate processed image data configured to control a robot during the medical procedure. A housing is coupled to the helmet and configured to house medical instruments for automatic access by the robot during the medical procedure.

Abstract: Embodiments relate to a computer-assisted robotic system, In some embodiments, the system includes a head input device, the head input device comprising a head input sensor configured to provide head input signals indicative of a an operator's head inputs, and a foot input device comprising a foot input sensor configured to provide foot input signals indicative of the operator's foot inputs. The system further includes a controller, configured to process the head input signals and the foot input signals, and identify, based on the processed head and foot input signals, that the operator has provided a combination of head and foot inputs corresponding to a steerable viewer mode activation command. The controller is further configured to cause the robotic system to enter a steerable viewer mode in response to identifying that the operator has provided a combination.

Abstract: A surgical robot system has a terminal execution system that includes a guide wire control module, a balloon/stent control module and a guide catheter control module. The guide wire control module has a rotating assembly having a rotating wheel set, a rotary shaft concentrically connected to the rotating wheel set, a planet gear sleeved on the rotary shaft and slidable relative to the rotary shaft, and a sun gear meshing with the planet gear. A wire slot for embedding a guide wire is disposed on the sun gear. The guide wire control module also includes an advancing assembly having an advancing wheel set, a transmission screw concentrically connected to a bevel gear of the advancing wheel set, and a fixed disk for supporting the sun gear. The surgical robot system can control the rotation, advancing and retreating of a guide wire, as well as a balloon catheter or stent catheter.

Abstract: A treatment instrument includes: a shaft; an end effector disposed on a distal side of the shaft; a joint connecting the end effector to a distal end of the shaft; a first part connected to a proximal side of the shaft and configured to bend the joint; wires each connecting the joint and the first part through the shaft and each configured to generate tension in response to an operation of the first part; and a second part connected to the proximal side of the shaft and configured to integrally rotate the shaft, the end effector, the joint, the first part, and the wires about a rotation axis passing through central axes of the shaft, the end effector, the joint, and the first part. The first part includes: a joystick displaceable in a direction intersecting a central axis of the shaft; and a lock fixing a position of the joystick.

Abstract: A drape covers robotic equipment in a medical environment to maintain sterility. The robotic equipment has an arm with an end surface which attaches to a tool, such as an active end effector. The drape has an extended drape portion that covers the arm, and a shaped drape portion that covers the end of the arm where the arm is clamped to the tool. The drape is clamped inside the clamp, and where the clamping occurs, the drape has a band of material that is reinforced by being thickened or by including a different material. The shape of the band corresponds to the portion of the arm that is clamped by the clamp.

Abstract: Manifold for a medical/surgical waste collection assembly. A shell includes a proximal end base, and a lip extending proximally from the proximal end base. The lip extends around an outlet opening defined in the proximal end base that is off-centered to a longitudinal axis of the shell. A cap including a cap head is coupled to a side wall of the shell. A drip stop may be seated within a space defined by the lip to cover the outlet opening. An arcuate section of the lip may be flush with an adjacent section of the side wall. The cap head may define a through hole, and a flapper valve unit may be coupled to the cap head with another component having ears extending through the through hole. A fence may extend from the cap head and configured to be grasped by a user.

Abstract: A device for shielding a user from a patient during an intubation procedure or other procedure comprises a base, a shield, and a flexible drape. The shield is coupled to the base, and extends vertically and horizontally relative to the base. The flexible drape is coupled to or overlaid on the shield, such that an interior space is defined by the shield and the flexible drape. The flexible drape includes at least one opening to allow access into the interior space.

Abstract: A method and apparatus for measuring the inflation diameter, cross-sectional area, and/or volume of an inflatable balloon on a balloon catheter.

Abstract: System for monitoring the orientation of medical devices (1), which contains a medical device (1), a measuring device (4), a calibrating device (5) and an external device that communicates with the measuring device (4), which external device contains a communication module, a control unit, a program, a power source and display, characterised by that the measuring device (4) is connected to the medical device (1), which measuring device (4) contains a sensing system, which is preferably a gyroscope and accelerometer, a power source, a communication module and control unit, and the calibrating device (5) has at least one position adapted for calibrating the medical device (1).

Abstract: A detection unit has a function of detecting the end of an operation check mode for checking the operation of a medical device and detecting the start of a use mode for using the medical device. A record processing unit records information indicating that the medical device has been used once in a recording unit when the detection unit detects the end of the operation check mode and the start of the use mode.

Abstract: A computer-implemented method and a system for providing anatomical landmarks of a subject's body part using a set of measures previously acquired by an ultrasound device including at least one fiducial marker and an imaging sensor. Also, a non-transitory computer readable medium including instructions which, when the program is executed by a computer, cause the computer to carry out the method.

Abstract: A medical device can include an elongate manipulation member, and a thrombectomy device connected to the elongate manipulation member. The thrombectomy device can have a first configuration and a second configuration, the thrombectomy device being expandable from the first configuration to the second configuration. The thrombectomy device can include an arcuate marker-mounting projection attached to a portion of the thrombectomy device configured to contact a thrombus. A marker can be coupled to, and extending around, the arcuate marker-mounting projection with the marker and the arcuate marker-mounting projection contacting each other at three discrete locations. A method for engaging a thrombus can include advancing a thrombectomy device to a location radially adjacent to a thrombus in a blood vessel.

Abstract: A surgical tool, systems, and method for cleaning an anatomical space is provided. At least one brush is disposed on a shaft extending through a tube. The tube includes a corresponding brush slot for each brush. A motor is operable to rotate the shaft to cause the at least one brush to move from a closed position to a cleaning position. The at least one brush is positioned entirely inside of the tube when in the closed position and at least partially outside of the tube when in the cleaning position. A fluid source is operable to supply fluid to the at least one brush as the at least one brush passes through the brush slot.

Abstract: The present disclosure relates to a patient anxiety management system for managing patient anxiety during a dental procedure. In one example, a patient anxiety management system is presented. The patient anxiety management system includes a control module that a patient can use to disactivate a medical device used by a dental professional by way of a trigger mechanism. Upon deactivating the medical device, a recording device, in communication with the control module, plays a recorded message to the patient during a programmable timeframe. Once the patient is calm, the system resets the medical device to an initial operation state by reconnecting but not reactivating the medical device so that the dental professional may resume the procedure when it is safe to proceed.

Abstract: Machine learning, or geometric deep learning, applied to various dental processes and 5 solutions. In particular, generative adversarial networks apply machine learning to smile design—finished smile, appliance rendering, scan cleanup, restoration appliance design, crown and bridges design, and virtual debonding. Vertex and edge classification apply machine learning to gum versus teeth detection, teeth type segmentation, and brackets and other orthodontic hardware. Regression applies machine learning to coordinate systems, diagnostics, case complexity, and 0 prediction of treatment duration. Automatic encoders and clustering apply machine learning to grouping of doctors, or technicians, and preferences.

Abstract: Methods for fabricating dental appliances and associated systems are provided. In some embodiments, a method includes defining a plurality of object cross-sections of a dental appliance, and sequentially polymerizing the plurality of object cross-sections to create the dental appliance. The dental appliance can include an outer shell having a plurality of teeth-receiving cavities, and an inner structure coupled to an inner surface of the outer shell. The outer shell can have a first stiffness, and the inner structure can have a second stiffness less than the first stiffness. The sequential polymerization can include integrally forming the outer shell concurrently with the inner structure.

Abstract: Method, systems, and devices including: accessing a 3D model including a virtual representation of a patient's dentition at a treatment stage of an orthodontic treatment plan; obtaining an image of the patient's face and at least a portion of the patient's dentition; projecting the obtained image into a 3D space to create a projection of the patient's face and the at least the portion of the patient's dentition; generating a modified image of the patient representing the patient in the treatment stage of the orthodontic treatment plan, where the modified image is formed by combining the patient's dentition of the accessed 3D model with the patient's face of the projection; and sending instructions to display the modified image of the patient on an output device.

Abstract: Disclosed herein are curable resins comprising solid reinforcement materials and solid material reinforced polymeric materials formed by curing the curable resins using additive manufacturing. In various implements, the solid material reinforced polymeric materials may be used in medical devices such as implants, joint replacements, graft materials, augmentation materials, prosthetic materials, etc. to treat a patient.

Abstract: An indirect bonding device includes a first tray and a second tray. The first tray is configured to be detachably coupled to a tooth having a tooth surface. The second tray is configured to be detachably coupled to the first tray. The first tray includes a cavity at least partially extending from a first inner surface to a first outer surface along a longitudinal axis. An orthodontic appliance is at least partially and detachably received within the cavity. An adhesive layer is disposed on a base surface of the orthodontic appliance. Upon detachable coupling of the first tray to the tooth, the adhesive layer is spaced apart from the tooth surface. Furthermore, upon detachable coupling of the move the orthodontic appliance towards the tooth surface, such that the adhesive layer contacts the tooth surface.

Abstract: In this invention one or more intermittent turned/smooth/machined/hybrid sub-collar/s (Rezaa Ring/s) feature/s are added. This can be done around any shape, size or type of dental implant. The sub-collars (Reza Rings) can be added at any point or location below the platform of a dental implant. The purpose is to halt or slow down the progression of peri-implantitis. In addition the prognosis of the infected dental implant is improved due to the presence of this added smooth surface; be it either merely due to the presence of this smooth surface or as the result of treatment in the presence of this smooth surface. Its appearance on a radiograph also serves as a demarcation point for both the clinicians and patients alike.

Abstract: A protective shield and a method to protect the peri-implant tissue from excess cement in a cement-retained implant are disclosed. The protective shield comprises a lingual wing, a buccal wing and a funnel-shaped protrusion to be seated and extended circumferentially around the abutment or a fixture in tissue-level implants to seal between the abutment or the fixture in tissue-level implants and the shield. The protective shield has a shearing line with inverted ledges and V-shaped notches on the mesial and distal end that create a tearing line to tear and remove the protective shield and thereby the excess cement. The protective shield is designed and made of flexible material, in various sizes by 3D scanning and printing technology.

Abstract: A method and associated system. Such is for orthodontic treatment or for assessing shape of an aligner. Within an example, there is participation in communication of an assessment of the suitability of an aligner as a function of the value of: a tooth attribute of an analysis tooth zone of an analysis image, the tooth attribute relating to a separation between the tooth represented by the analysis tooth zone and the aligner represented on the analysis image, or an image attribute of an analysis image, the image attribute relating to a separation between at least one tooth represented on the analysis image and the aligner represented on the analysis image. The analysis image is an image of an aligner in a service position in which it is worn by the patient acquired by a cellphone more than 1 week, and is a photograph, or an image extracted from a film.

Abstract: The present invention relates to a process for producing dental milling blanks, wherein inorganic filler powders are in a first step surface-coated with a silane and wherein in a second step a polymerizable composition is adsorbed on the silanized surface. Subsequent compression and polymerization affords a homogeneous milling blank having very good mechanical properties.

Abstract: A system for oral irrigation comprises a fluid delivery tube with a proximal end and a distal end. The proximal end is configured to receive fluids for oral irrigation. The system also comprises a nozzle at the distal end of the fluid delivery tube with an aperture for fluid delivery. The nozzle is configured to at least partially obstruct the flow of fluid from the fluid delivery tube through the nozzle when the aperture is in contact with a tooth relative to when the aperture is away from said contact. A pump is configured to pump fluids through the fluid delivery tube based on a pump configuration and a sensor is used for sensing a pressure or flow rate in the fluid delivery tube. A controller is configured to detect whether the nozzle is in an interdental space based on the sensor detecting a pressure drop or a flow rate increase in the fluid delivery tube and adjust the pump configuration based on the nozzle being in an interdental space.

Abstract: A power device having a tubular housing (112) and a wired communication assembly for coupling a user interface assembly (118) and an internal assembly (114). The wired communication assembly includes a flexible ribbon cable (116) having a first end portion (138) configured to be coupled to the user interface assembly (118), a second end portion (142) configured to be coupled to the internal assembly (114), and a flexible middle portion (140). During insertion of the internal assembly (114) into the housing (112), the flexible ribbon cable (116) folds into a curved shape such that the flexible ribbon cable (116) nests inside the tubular housing (112) after the internal assembly (114) is completely inserted and the flexible ribbon cable (116) does not interfere with operation of the internal assembly (114).

Abstract: An occlusion alignment method according to the present disclosure includes: extracting at least one tooth area data from upper jaw scan data and lower jaw scan data; and adjusting an occlusion position of the upper jaw scan data and the lower jaw scan data using the at least one tooth area data.

Abstract: A process for electrochemically whitening a tooth, the process including: a) contacting the tooth with a whitening gel having a first pH, the whitening gel located in a dental device comprising a positive electrode and a negative electrode; b) flowing a current between the positive electrode and the negative electrode through whitening gel to whitening the tooth such that the whitening gel transitions from the first pH to a second pH; c) irradiating the tooth with light emitted from a light source present on the dental device; wherein the whitening gel comprises a peroxide source; an electrolyte source; and wherein the second pH is greater than the first pH.

Abstract: The present invention relates to devices for treating or managing fecal or bowel incontinence and methods employing them. In an embodiment, such a device can form a seal with at least a portion of the bowel to prevent unwanted discharge of fecal matter from the rectum.

Abstract: Apparatuses, methods, systems, and kits for facilitating the loading of a prosthesis implant into an implant delivery device for delivering prosthesis implants into surgically-created implant pockets in a subject and for preventing capsular contracture resulting from surgical insertion of prosthesis implants. The loading apparatus may include a receiving portion and, optionally, at least one inclined guide portion. The receiving portion is operable to receive at least a portion of the implant delivery device while the optional at least one inclined guide portion is operable to receive the implant and guide it toward the recessed receiving portion such that the implant is correctly oriented in the implant delivery device. The at least one inclined guide portion may be deployed by operation of a pop-up portion operable to deploy from a substantially flat configuration to an extended deployed configuration comprising at least one inclined guide portion.

Abstract: A mastopexy implant for maintaining the breast in an elevated and aesthetically pleasing position includes a lower pole support comprising end portions which may be affixed to the chest wall or to a previously installed upper suspension strut. The implant is loaded in an insertion device. The insertion device is inserted through a small incision and into a subcutaneous pocket created in an inferior half of the breast. The lower pole support may have various constructs and in one embodiment includes a unitary conformable mesh having a plurality of arm or band members which are attached across the breast parenchyma and to the chest wall.

Abstract: The present invention relates in general to compositions and methods for treating an animal or human patient in need of treatment for ophthalmic diseases or conditions involving oxidative stress and treatment with an ophthalmic implant containing (2R,2R?)-3,3?-disulfanediyl bis(2-cetamidopropanamide) (diNACA), wherein such ophthalmic diseases or conditions include but not limited to cataracts, cataracts in a subject that does not have diabetes, corneal endothelial cell loss, age-related macular degeneration, presbyopia, retinitis pigmentosa (RP), Usher syndrome, Stargardt syndrome, glaucoma, diabetic retinopathy, and/or retinal disease.

Abstract: An apparatus includes an intraocular pseudophakic contact lens configured to be implanted in an eye and mounted on or attached to an artificial intraocular lens in the eye. The intraocular pseudophakic contact lens includes (i) an optical lens and (ii) haptics extending radially from the optical lens and configured to be inserted under an anterior leaflet of a capsular wall in the eye. Posterior surfaces of the haptics include ridges configured to capture at least one edge of the artificial intraocular lens. The haptics are flexible such that outer portions of the haptics are configured to drive the ridges into the at least one edge of the artificial intraocular lens based on surface pressure from the anterior leaflet against the outer portions of the haptics.

Abstract: A lens configured for implantation into an eye of a human can include an optic including transparent material. The optic can have an anterior surface and a posterior surface. Each of the anterior surface and the posterior surface can have a surface vertex. The optic can have an optical axis through the surface vertices. The lens can also include at least one haptic disposed with respect to the optic to affix the optic in the eye when implanted therein. The anterior and posterior surfaces can include aspheric surfaces. The posterior surface can have an aspheric shape that comprises a biconic offset by perturbations comprising an aspheric higher order function of radial distance from the optical axis. The posterior surface can have an absolute value of ratio Rx/Ry between 0 and 100 and an absolute value of ratio kx/ky between 0 and 100.

Abstract: Intraocular lens loading devices and methods of use. In some embodiment the devices are used to sequentially splay first and second haptics while loading the intraocular lens into a delivery lumen.

Abstract: The invention relates to a device for receiving an intraocular lens with a lens body and at least one haptic, the device containing a first half-shell and a second half-shell which are each connected in an articulated manner to one another at a first of the longitudinal sides of the same by means of a first joint and can be moved relative to one another from an open position to a closed position, the inner surfaces of the half-shells forming a storage surface. In the open position, the half-shells form an open chamber for positioning or storing the lens in the relaxed state, and in the closed position, the half-shells form an enclosed chamber for positioning or storing the lenses in a folded state and for ejecting the lenses along the longitudinal extent of the half-shells.

Abstract: An assistance system that can be used for prosthetic heart valve manufacturing or suturing procedures includes an automated fixture that can comprise an articulation arm and a target device holder. The target device holder can be positioned and oriented to reduce operator strain during a manufacturing or inspection process. The assistance system includes a user input device enabling the operator to move between positions to assist in such processes. The assistance system can also be trained by capturing sequences of position data corresponding to a manufacturing or inspection process.

Abstract: This disclosure is directed to prosthetic heart valves having elongated sealing members. As one example, a prosthetic heart valve comprises an annular frame, a leaflet assembly comprising a plurality of leaflets, and a skirt assembly comprising an inner skirt, an outer skirt, and/or a third skirt. The frame is radially compressible and expandable between a radially compressed state and a radially expanded state and comprises a plurality of apices at an inflow end. The skirt assembly forms a pocket at the inflow end of the frame that creates extra space between the inflow end of the frame and the skirt assembly when the frame is in the radially expanded state. This pocket allows the apices at the inflow end of the frame to move towards an inflow end of the pocket when the frame is radially compressed to the radially compressed state without protruding through the skirt assembly.

Abstract: A fabric having a honeycomb weave pattern is provided for use with medical implants. The fabric may be heat treated to increase a thickness and texture of the fabric. The fabric may be compliant and compressible for providing cushioning within a patient's body. For example, the fabric may be applied to a prosthetic valve to cushion a portion of the prosthetic heart valve. The fabric may also be textured to provide enhanced friction between the prosthetic heart valve and the surrounding native tissue. Enhanced friction may be achieved by weave patterns or by the inclusion of protrusions or barbs in the fabric.

Abstract: A method for treating a diseased native valve in a patient includes 5 advancing a distal end of a delivery device to a first side of a native valve, deploying an anchor from a delivery configuration to a deployed configuration on the first side of the native valve, and rotating the distal end of the delivery device so as to simultaneously extend the anchor in the deployed configuration through the native valve from the first side to a second side of the native valve and 10 rotate the anchor in the deployed configuration around native chordae.