Abstract: a system for outputting a three-dimensional (3D) bone model of a patient during computer-assisted surgery comprises a processing unit and a non-transitory computer-readable memory communicatively coupled to the processing unit.

Abstract: A navigation method for a medical operation and implemented by a robotic system is provided. The method includes the steps of: receiving, at a processor of the robotic system, at least one set of navigation data; receiving or generating at least one three-dimensional model of the virtual object in the navigation data; calculating the navigation data to generate a virtual environment and at least one navigation instruction; and presenting, at a user interface associated with the robotic system, the virtual environment and/or the navigation instruction to a user of the robotic system for the user to refer to during the medical operation.

Abstract: To predict the movement and the deformation of an organ before and after an intervention, and improve the accuracy of position information on a surgical instrument or the like to be presented to an operator. Provided is a surgical support device that is provided with a storage device that stores therein, by analyzing data before and after an intervention to an object, an artificial intelligence algorithm having learned a deformational rule of the object that deforms due to the intervention, and a prediction data generation unit that generates, using the artificial intelligence algorithm, prediction data in which a shape of the object after the intervention is predicted on the basis of the data before the intervention.

Abstract: A system for determining a position and an orientation of a bone of an anatomical feature includes a trackable reference device having a surgical pin at a first position being attachable to the bone. A wearable attachment attached to the trackable reference device is configured to be mounted about the outer-skin surface of the anatomical feature. A distance sensor mounted to the trackable reference device at a second position is operable to determine a distance measurement of the second position of the trackable reference device from the bone. Reference markers are fixedly mounted to the trackable reference device. A position sensing device registers position and orientation readings of the reference markers in a reference coordinate system. A processing unit determines the position and the orientation of the bone in the reference coordinate system using the position and orientation readings and the distance measurement.

Abstract: A fiducial marker can comprise a fastener and a feedback component to provide a registration signal when engaged by a probe. The feedback component can comprise a light-up cap, a conducting component, a magnetic component and an RFID tag. A cap for registering fiducial markers with robotic surgical systems comprises a housing, a socket in the housing for coupling to a fastener, an access port in the housing, a switch disposed in the housing proximate the access port, and a sensory indicator device coupled to the switch, wherein the sensory indicator device produces a signal when activated through the access port to confirm marker contact. Methods of registering a fiducial marker fastener, such as with robotic surgical systems, comprise manipulating a probe to align with a signal-producing feedback component attached to or integrated with the fastener, and engaging the feedback component with the probe to activate a sensory feedback indicator.

Abstract: A method comprising capturing a pose of a surgical tool at a surgical site of a patient. The method includes determining a range of movement of the surgical tool at the surgical site, in response to the captured pose. The method includes displaying a representation of the determined range of movement onto an image associated with the surgical site. The method includes providing one or more instructions to limit a movement of a robotic device according to the determined range of movement.

Abstract: A medical system for assisting in the planning and/or performance of the reconstruction of normally symmetrical body parts of a patient comprises a measuring unit for measuring a first surface and a second surface for determining a topography of the first and second surfaces, a storage unit for storing the determined topographies of the first and second surfaces, an evaluation unit for establishing a mirror image of the stored topography of the first surface and for calculating deviations of the stored topography of the second surface from the first surface mirror image, and a control unit for outputting guidance information for at least one medical instrument on the basis of the calculated deviations of the topography of the second surface, in order to reconstruct the topography of the second surface according to the mirror image of the topography of the first surface.

Abstract: A driver interface according to an embodiment may include an engagement member, an actuator, a detection member, and a sensor. The engagement member includes an engagement protrusion protruding from a surface of the engagement member and provided corresponding to an engagement recess provided at a drive transmission member rotatably provided in an adaptor. The actuator is configured to rotate the engagement member. The detection member is movable in a direction parallel to the rotation axis of the engagement member. The sensor detects the detection member that has moved as a result of contact with a part of the drive transmission member.

Abstract: A robotic surgical instrument according to an embodiment may include: an end effector; a first support body that supports the end effector rotatably about a first shaft; a second support body that supports the first support body rotatably about a second shaft; an elongated element to rotate the first support body with respect to the second support body; and a shaft to which the second support body is connected. The elongated element includes a wire, an attachment fixed to the wire, and a protection tube fixed to the wire. The first support body includes a through-hole having a size in which the attachment and the protection tube are insertable.

Abstract: A surgical instrument according to an embodiment may include: a base body including an attachment surface for the adaptor; a surgical tool; driven members rotatably provided on the base body; a housing covering the driven members; and first and second movable members movable with respect to the housing and the base body. The attachment surface of the base body includes a first guide groove and a second guide groove that slidably receive a first guide rail and a second guide rail provided on the adaptor respectively. The first and second guide grooves are defined by the base body and the first and second movable members such that groove widths of the first and second guide grooves are variable by moving the first and second movable members with respect to the base body.

Abstract: A surgical instrument to be detachably connected to a robot arm of the robotic surgical system according to an embodiment may include a base body, a treatment tool, an elongated shaft including a proximal end attached to the base body and a distal end to which the treatment tool is provided, a driven member provided at the base body to be rotatable about a rotational axis with respect to the base body, a bearing-integrated pulley, and an elongated element extending through the shaft to operate the treatment tool. The elongated element is led from the shaft to the driven member through the bearing-integrated pulley and wound around and fixed to the driven member.

Abstract: A driver interface provided to a robot arm of a robotic surgical system according to an embodiment may include: a drive member provided corresponding to a drive transmission member provided on an adaptor; an actuator to drive the drive member to rotate; and a housing accommodating the actuator therein and including a drive member opening at a location corresponding to the drive member and a drape detection opening. The driver interface may further include a detection member movable between a protrusion position at which a part of the detection member is protruded from the drape detection opening of the housing, and a withdrawal position at which the detection member is withdrawn into the drape detection opening of the housing. The driver interface may further include a sensor configured to detect the detection member is moved to the withdrawal position as a drape is brought into contact with the detection member.

Abstract: A guiding apparatus comprises a plurality of support members. Each of the plurality of support members has a curved profile to resist bending in at least one direction. The guiding apparatus also comprises a retraction system coupled to the plurality of support members. The plurality of support members has an extended configuration in which the plurality of support members is positioned in an arrangement to form a channel sized to receive an instrument. The plurality of support members has a retracted configuration in which each of the plurality of support members is retracted within the retraction system as the instrument is advanced along a longitudinal axis.

Abstract: An adaptor for detachably connecting a surgical instrument to a robot arm of a robotic surgical system according to an embodiment may include: a base body including a first surface to be attached to the robot arm and a second surface to which an attachment surface of the surgical instrument is mounted; and drive transmission members rotatably provided on the base body. The second surface of the base body includes first and second guide rails respectively corresponding to first and second guide grooves provided on the attachment surface of the surgical instrument. The first and second guide rails of the second surface are configured to be inserted respectively into the first and second guide grooves of the attachment surface, and guide the surgical instrument to be slid to a position where the drive transmission members respectively correspond to rotation members provided on the attachment surface of the surgical instrument.

Abstract: An endoscope adaptor to be connected to a robot arm of a robotic surgical system through a drape adaptor according to an embodiment may include a base section, a holding section, a driven member, and a transmission mechanism. The base is to be detachably connected to the drape adaptor. The driven member is rotatably provided on the base section and configured to be rotated by a rotation drive section of the robot arm through the drape adaptor. The holding section holds an endoscope rotatably about a rotation axis, the endoscope including an insertion section including an image capturing section provided at a distal end of the insertion section and a body section connected to the insertion section, wherein the rotation axis extends in a direction in which the insertion section extends. The transmission mechanism is configured to transmit rotation of the driven member to the holding section holding the endoscope.

Abstract: A system for performing single port laparoscopic procedures includes a deployment frame and a plurality of tools. The tools are pivotally mounted on the frame and have end effectors which are translatably and rotatably disposed in the tool. A handle at the proximal end of the tool controls an end effector at the distal end of the tool. Movement of the tools relative to the frame is constrained so that they remain in a fixed geometric relationship which prevents the tools from interfering with each other during laparoscopic procedures.

Abstract: Systems and methods for controlling an elongate device include a console. The console includes a first recess and a removable first input control for controlling motion of the medical device, The console also may include one or more first sensors located about the first recess that detect motion of the first input control and detect operator contact with the first input control. The console also may include an integrated display screen arranged to display status information for the medical device.

Abstract: An instrument sterile drape includes a plastic sheet and a pouch sealed to a first opening in the plastic sheet. The pouch is shaped to fit around a carriage that includes actuators and may be shaped to provide a loose form fit around the carriage. A stiffener is coupled to the pouch around a second opening in the pouch to provide an area that is less elastic than the remainder of the pouch. An instrument sterile adapter (ISA) may be coupled to the second opening in the pouch. The ISA may include a bottom plate and a top plate located on opposite sides of the pouch and joined together. Portions of the bottom plate may project through the top plate to provide a datum plane to receive a surgical instrument. The ISA may contain loose pins that depress sensing pins in the carriage when a surgical instrument is mounted.

Abstract: A sterile drape according to an embodiment may include: a flexible film member including a first opening and a second opening and configured to cover the robot arm received through the second opening; and a resin molded member configured to close the first opening of the flexible film member. The resin molded member includes: an upper surface portion having a shape and a size fitted to an attachment surface of an attachment portion of the robot arm; a side surface portion extending downward from the upper surface portion; and a projection which projects outward from a lower edge of the side surface portion and to which the flexible film member is welded.

Abstract: An inflation device may include a plurality of independently inflatable balloons attached to one another. The balloons may be configured to move between a deflated, compressed state and an inflated, expanded state. The inflation device further includes a plurality of inflation tubes connected to the plurality of inflatable balloons, wherein each inflation tube is attached to a single one of the plurality of inflatable balloons.

Abstract: A device for introducing sterile instruments into an operation chamber or an instrument chamber comprises an introduction frame, a first roller and a second roller rotatable around their respective longitudinal axis and attached to the introduction frame such that the longitudinal axis of the first roller and the longitudinal axis of the second roller are parallel and the first roller and the second roller are movable along an axis extending perpendicular to their respective longitudinal axis. A distance between the first roller and the second roller is defined by a position of a movement of the first and second roller along the axis extending perpendicular to their longitudinal axes. The first and second rollers are biased to contact each other and may be moved along the axis to increase the distance to allow insertion of an instrument through a gap provided by the distance.

Abstract: A unit includes a rail system having a trolley and first and second hook rails that are configured to mate with corresponding portions of a mounting board secured to a ceiling, a length between the first and second hook rails approximately equal to a width of the mounting board to insure a snug fit, an arm system configured to link to the rail system and having an upper tube section, a middle tube section and a lower tube section, an end of the upper tube section including slip ring wire connections to enable the upper tube section to rotate within the rail system, and an illumination unit configured to link to the lower tube section and having an end of the lower tube section including slip ring wire connections to enable the illumination unit to rotate with respect to the lower tube section.

Abstract: A powder-cleaning device for dental use is provided. It has proximal arm configured for attachment to a source of compressed air; a distal arm having a distal end configured for dispensing a mixture of air and powder to a patient a turbulence chamber, which has a loading side door configured for insertion of an abrasive powder into the chamber according to a loading direction substantially orthogonal to a plane defined by the prevailing extensions of the arms (DP, DD). The turbulence chamber is interposed between the proximal arm and the distal arm and in fluid communication with both in such a way that the compressed air can be adducted in the turbulence chamber through the proximal arm and a mixture of air and powder can escape therefrom within the distal arm. A controller is also provided for compressed air flow, arranged on the proximal arm upstream of the turbulence chamber.

Abstract: A device for accelerating tooth movement under orthodontic treatment is disclosed. The device includes a vibrational source and a patient-specific tray. The device applies vibrational forces with prescribed frequency and intensity to the teeth under orthodontic treatment with traditional appliances, such as bracket-wire system or aligner. The patient-specific tray ensures the vibrational stimulations on the teeth to be moved. The level of stimulation intensity can be controlled by varying the preload on each of the teeth based on the clinician's prescription. The tray can be further modified to ensure continuous delivery of the desired vibrational forces on the teeth when they move during the treatment.

Abstract: This disclosure generally describes an extended buccal tube which is used in connection with braces for the teeth. The extended buccal tube accommodates an arch wire of a sufficient length to allow space to be created between one or more teeth while retaining the arch wire within a tube of the extended buccal tube. As space is created and the arch wire slides through the extended buccal tube, an overall length of the arch wire may be monitored through one or more windows in the extended buccal tube. Tooth pads on extended buccal tube may be rotatable by up to 20° in two axes for fitment purposes. When space has been created between the one or more teeth, extended buccal tube may be cut along scoring lines to separate teeth that were bonded together by the extended buccal tube.

Abstract: An intra-oral device comprising upper and lower jaw applicators, the upper jaw applicator comprising upper left and upper right components, and the lower jaw applicator comprising lower left and lower right components; a transverse adjustment mechanism for simultaneously adjusting a distance between the upper left and upper right components, and the lower left and lower right components wherein the transverse adjustment mechanism comprises: a threaded rod having one end portion engageable with the upper left and lower left components, and another end portion engageable with the upper right and the lower right components.

Abstract: A dental insert consists of a spherical body of a medical grade elastomer. The body has a circumference with a plurality of outwardly extending projections of uniform size and shape distributed evenly about the circumference. The body is not more than 10 mm in diameter, as measured from an outer extremity of the projections. This dental insert has application in implant dentistry and endodontics.

Abstract: The invention relates to a process for the preparation of a glass-ceramic blank for dental purposes with lithium silicate as crystal phase, in which lithium silicate blanks that are no longer required and in particular residues thereof are used as starting material and which allows the production of a homogeneous starting glass within a short time.

Abstract: Casting jigs, methods, and kits that may be used in manufacture of anatomical healing caps. A casting jig may include a body having one or more wells within the body, each well being open at a proximal end thereof and having a negative shape corresponding to an anatomical healing cuff body of a given tooth position. The casting jig includes an opening through the bottom surface through which an elongate handle may be inserted, allowing a temporary abutment to be coupled into the distal end of the elongate handle, so that the abutment is disposed in the well, held in place by the handle, as it is used as a core about which the anatomical healing cuff body is formed. A crown forming jig for forming an inexpensive, chair-side prepared bis-acrylic temporary crown that may be easily and quickly installed over the anatomical healing cuff body is also disclosed.

Abstract: A toothpick may comprise a toothpick body having a fibrous flocking material adhered to a surface of the toothpick body.

Abstract: Apparatus and methods for endodontic treatment of teeth provide effective cleaning of organic material (such as pulp and diseased tissue) from the root canal system. In an embodiment, a compressor system generates high pressure liquid (e.g., water) that flows through an orifice to produce a high-velocity collimated jet of liquid. The high-velocity jet is directed toward a surface of a tooth, for example, an exposed dentinal surface, and impingement of the jet onto the surface generates an acoustic wave that propagates throughout the tooth. The acoustic wave effectively detaches organic material from dentinal surfaces and tubules. The detached organic material is flushed from the root canal system by the liquid jet and/or by additional irrigation.

Abstract: An electric toothbrush system may include a brush head, an adapter, and a personal computing device. The brush head may have a plurality of bristles. The adapter may include an actuator, a stem extending from the actuator, and a connector electrically connected to the actuator. The personal computing device may contain a power source. The stem may be configured to couple with the brush head, and the actuator may be configured to receive power from the personal computing device through the connector and actuate the brush head via the stem.

Abstract: A personal care cleaning device (10) including a housing (12), a resonant drive actuator (20), which includes a rotor (24) having a first moment of inertia (Jr) and a stator (22) having a second moment of inertia (Js); a first plurality of leaf spring elements (60) having a first spring constant (krh), each leaf spring element of the first plurality of leaf spring elements (60) being connected the housing (12) and to the rotor (24) such that each leaf spring element of the first plurality of leaf springs elements (60) extends radially from the rotor (24) to the housing (12), each leaf spring element of the second plurality of leaf spring elements (62) being connected to the housing (12) and engaging with the stator (22), wherein the ratio of the first (krh) and second (ksh) spring constants is sufficiently similar to the ratio of the first (Jr) and second moments (Js) of inertia such that there is substantially no resulting torque transmitted to the housing (12) during operation.

Abstract: A system and method for forming a sterile dental pack is disclosed. The method includes preparing a first wrap and a second wrap; arranging a plurality of dental disposable supplies on the first wrap; and wrapping the plurality of dental disposable supplies within the first wrap and the second wrap to form an airtight container. Also disclosed is a sterile dental pack dispensing system. The sterile dental pack dispensing system may include a storage container with an opening, the storage container being configured to store a wrapped sterile dental pack; an output configured to receive the wrapped sterile dental pack from the storage container; and a fiber optic indicator configured to cause the wrapped sterile dental pack to move from the storage container to the output through the opening.

Abstract: Method and system for determining calving information about a moment at which a cow is going to calve, a period in which a cow is going to calve or the moment at which the cow has calved. The system comprises a sensor and a signal processing unit which is configured to process signals obtained with the sensor. With the sensor a heartbeat of the cow is measured so that the signals obtained with the sensor comprise information about the measured heartbeat of the animal. With the signal processing unit an increased heartbeat is recognized according to a predetermined criterion on the basis of signals obtained with the sensor. If the increased heartbeat is recognized with the signal processing unit, the signal processing unit generates an alarm signal which comprises the calving information.

Abstract: The invention encompasses improved catheters comprised of multiple tubular bodies and methods of using them in artificial insemination.

Abstract: An implantable tissue stabilizing structure for regenerating damaged muscle in situ by enabling mass migration of muscle precursor cells into the damaged muscle. The structure is formed by a plurality of singular monofilament thread sections, which are separated by a plurality of void spaces that define linear distances between the threads. The maximal diameter of the threads is proportional to the linear distance, such that for linear distance less than 1 millimeter the maximal threads diameter is 40 microns, for linear distance from 1 to 2 millimeters the maximal diameter is 120 microns, for linear distance from 2 to 5 millimeters the maximal diameter is 400 microns, for linear distance from 10 to 20 millimeters the maximal diameter is 2.5 millimeters, and for linear distance of 40 millimeters and greater the thread sections maximal diameter is 10 millimeters.

Abstract: Disclosed herein are medical products, including an implantable device coated with a crosslinked extracellular matrix comprising at least one of Type IV collagen and laminin, wherein the crosslinked extracellular matrix contains no more than 0.024 mg/ml total concentration of glucose, amino acids and salts having a molecular weight of 2000 daltons or less. Corresponding systems and method also are disclosed.

Abstract: An implantable device includes an outer tubular member defining a longitudinal axis and a lumen. The outer tubular member includes: an outer wall portion having a plurality of first strands defining a plurality of first openings therebetween, the outer wall portion having a first porosity; and an inner baffle portion disposed within the lumen, the inner baffle portion including a plurality of second strands defining a plurality of second openings therebetween, the inner baffle portion having a second porosity that is lower than the first porosity of the outer wall portion.

Abstract: An implantable graft may include a main section having walls formed with a woven fabric, the main section having a main lumen extending therethrough. The implantable graft may also include a bifurcated section having walls formed with the woven fabric, where the bifurcated section extends from main section, where the bifurcated section includes a first branch and a second branch, and where the first branch and the second branch each include a branch lumen in fluid communication with the main lumen. At least one branch of the bifurcated section may include a branch taper formed by a seam connecting a first woven layer and a second woven layer. A seam extension may extend outwardly along the seam of the branch taper, the seam extension being a single-layer woven structure.

Abstract: An apparatus includes a first stent graft that is at least partially insertable into a first blood vessel. The first stent graft has a first end, a second end, an inside surface, and an outside surface. The apparatus also includes an inflatable fill structure fixed to a portion of the outside surface of the first stent graft. The inflatable fill structure includes an outer membrane that is configured to extend beyond the first end of the first stent graft when the inflatable fill structure is in a filled state.

Abstract: A ligament assembly (2) comprising a resilient element (20) connected to a bone anchor (4) and a ligament (18), the resilient element (20) acting m a cantilever and resisting toads transmitted between the bone anchor (4) and the ligament (18) by virtue of the resistance to bending of the resilient element. The ligament (18) may comprise an artificial ligament (18) which is adapted to replace a human or animal ligament. The resilient element (20) may comprise a spiral spring and may act as a biasing element/shock absorber operatively coupled to the artificial ligament (18) to control the effective stiffness of the artificial ligament (18). Consequently, the resilient element (20) enables an effective stiffness of the artificial ligament (18) to be achieved that more closely approximates the stiffness of a natural ligament.

Abstract: The present disclosure relates to electrolarynx devices, systems, and their use. In particular, the present disclosure relates to methods and compositions (e.g., devices) that provide electrolarynx (EL) users with improved speech quality.

Abstract: A method of implanting a prosthetic heart valve includes selecting a prosthetic heart valve. The selected prosthetic heart valve has a nominal diameter that is greater than a native annulus diameter of a native annulus by up to forty percent. The method further comprises compressing the selected prosthetic heart valve to a radially compressed configuration in which the selected prosthetic heart valve has a first diameter that is less than the nominal diameter, positioning the selected prosthetic heart valve within the native annulus, and expanding the selected prosthetic heart valve from the radially compressed configuration to a radially expanded configuration in which the selected prosthetic heart valve has a second diameter which is less than the nominal diameter by up to ten percent and which is greater than the first diameter.

Abstract: A replacement heart valve device including a stent member that is to be compressible and expandable, and a dry valve directly sutured to the stent member. The dry valve includes two to four leaflets made of a treated pericardium tissue that has been gas sterilized.

Abstract: A prosthetic heart valve includes a collapsible stent and a valve assembly disposed within the stent. A first cuff is disposed adjacent the stent. A second cuff having a distal edge facing the outflow end of the stent is disposed about the stent radially outward of the first cuff and the stent. The stent may include a plurality of fingers each having a first end coupled to a corresponding cell of the stent and a free end adapted to extend radially outward of the corresponding cell. The distal edge of the second cuff may be coupled to the fingers at spaced locations around the circumference of the stent to position the distal edge radially outward from the corresponding cells at the spaced locations. Various stent struts may be tapered to reduce the stent circumference in the collapsed condition, and to improve the fatigue resistance and/or bendability of the stent.

Abstract: Thin, biocompatible, high-strength, composite materials are disclosed that are suitable for use in a valve for regulating blood flow direction. In one aspect, the composite material maintains flexibility in high-cycle flexural applications, making it particularly applicable to high-flex implants such as a prosthetic heart valve leaflet. The composite material includes a porous polymer membrane and an elastomer or elastomeric material, wherein the elastomer or elastomeric material fills substantially all of the pores of the porous polymer membrane.

Abstract: A device for treatment of valve regurgitation is described, comprising frameworks (114, 133, 141, 701, 812, 821, 911) and an anchoring unit (132). The anchoring unit (132) is connected to the frameworks (114, 133, 141, 701, 812, 821, 911); the frameworks (114, 133, 141, 701, 812, 821, 911) can be expanded and compressed and have an inflow end (421) and an opposite outflow end (422); valve leaflets (142, 621, 721, 751) capable of opening and closing in blood flow are provided inside the frameworks (114, 133, 141, 701, 812, 821, 911); the anchoring unit (132) can keep the frameworks (114, 133, 141, 701, 812, 821, 911) in an expanded state at the orifice position of a natural heart valve. The device for treatment of valve regurgitation and an implantation method therefor can effectively treat valve regurgitation.

Abstract: Embodiments of a radially collapsible and expandable prosthetic heart valve are disclosed. A valve frame can have a tapered profile when mounted on a delivery shaft, with an inflow end portion having a smaller diameter than an outflow end portion. The valve can comprise generally V-shaped leaflets, reducing material within the inflow end of the frame. An outer skirt can be secured to the outside of the inflow end portion of the frame, the outer skirt having longitudinal slack when the valve is expanded and lying flat against the frame when the valve is collapsed. A diagonally woven inner skirt can elongate axially with the frame. Side tabs of adjacent leaflets can extend through and be secured to window frame portions of the frame to form commissures. The window frame portions can be depressed radially inward relative to surrounding frame portions when the valve is crimped onto a delivery shaft.

Abstract: A transcatheter temporary valve prosthesis for blood vessel comprising an expandable support structure (5?), a valve (7), a filter (12) and a conveyor (6); said support structure (5?) forming a tubular shape when expanded, with a distal and a proximal end, said valve (7) being located at said distal end and said conveyor (6) extending within said support structure (5), from said proximal to said distal end and including a central passage that is adapted to act as an introducer for other devices.