Abstract: The present invention is generally directed to orthopedic fixation devices that comprise a coupling element and a bone fastener, whereby the bone fastener can be loaded into the coupling element through the bottom of a bore in the coupling element. The orthopedic fixation devices described herein can include modular locking clamp assemblies that can be fixed onto fasteners that are already implanted in bone. The modular locking clamp assemblies can include polyaxial locking clamp assemblies, as well as monoaxial locking clamp assemblies.

Abstract: An embodiment includes a sacroiliac joint bone anchor system comprising: a bone anchor including an outer surface and an inner surface; wherein (a)(i) the outer surface includes a proximal third, a middle third, and a distal third, (a)(ii) the middle third of the outer surface includes at least one aperture that couples the outer surface to the inner surface; (a)(iii) the proximal third of the outer surface includes proximal threads, and (a)(iv) the distal third of the outer surface includes distal threads; wherein (b)(i) the bone anchor is cannulated, (b)(ii) a channel is located on the inner surface, (b)(iii) the channel extends from a proximal third of the inner surface to a distal third of the inner surface, and (b)(iv) the channel provides at least one half a rotation about a long axis of the bone anchor.

Abstract: The current invention features a rod screw for medical application that can be configured and used to fixate fracture of bones varying in shape and dimension, and treating maladies such as scoliosis, and securing an implanted device, to tissue such as bone. This is achieved by designing a flexible rod screw with a mechanism to lock the configuration in a rigid state. In an embodiment, a bone-fracture fixation device, such as a rod screw, includes a flexible body, a plurality of flexible members, and first and second interfaces. The flexible members are disposed longitudinally within the flexible body, such that the flexible body is rigid when the flexible members are fixed into position. And the first and second interfaces are respectively coupled to the flexible body, each of at least one of the first and second interfaces including a respective at least one hole each configured to receive a respective attachment member configured to engage a bone.

Abstract: An aiming guide system configured for connection to a bone plate including an aiming arm and a connection assembly. The aiming arm has a rigid body extending from a proximal end to a distal end with a plurality of aiming holes defined through the rigid body between the proximal end and the distal end thereof. The distal end defines an attachment slot through the body. The connection assembly is configured to engage an attachment screw hole of the bone plate and the attachment slot such that the aiming arm is fixed in position relative to the bone plate with each of the aiming holes aligned with a respective hole along the bone plate.

Abstract: A surgical implant system includes a surgical implant and at least one fixation device. The surgical implant includes a first side member, a second side member, a distal member and a proximal member. The first side member is disposed in opposed relation relative to the second side member, the first and second side members including distal and proximal ends. The distal member is disposed in opposed, spaced relation relative to the proximal member. The distal member extends across one end of the surgical implant between the first and second side member connecting distal ends of the first and second side members. The proximal member extends across a second end of the surgical implant connecting the proximal ends of the first and second side members. The fixation device is inserted in and advanced through osseous tissue and traverses the openings of the first and second side members.

Abstract: Various embodiments of wedge plates configured to promote bone growth are disclosed. Generally, a wedge plate comprises a first bone contact section, a second bone contact section, and a wedge section located between the first bone contact section and the second bone contact section. The wedge section is sized and configured to be received within a wedge formed in a bone. The wedge section comprises at least one feature configured to promote bone growth. A bone growth stimulant may be located within the at least one feature.

Abstract: A dynamic bone anchor includes an anchor member having a tubular body with a first end and a second end, the anchor member defining an anchor axis including a plurality of barb elements, and being made at least partially of a nickel-titanium (Ni—Ti) based shape memory alloy. The dynamic bone anchor also including a core member configured to be inserted from the first end through the second end such that a first portion of the tubular body extends out from the first end, and a second portion of the tubular body extends out from the second end. The anchor member and the core member are configured such that when assembled, the first portion of the core member is spaced apart from the anchor member and movable with respect to it, and the second portion of the core member is fixed to and movable together with the anchor member.

Abstract: A variable length headless compression screw insertion system includes a compression screw and a driver assembly for driving the compression screw into a bone. The compression screw has a bone screw and a compression sleeve coupled to the bone screw. The bone screw includes a proximal end having an external threading threadably received in the compression sleeve, and the compression sleeve includes a proximal end having a predefined drive feature and an external threading. The driver assembly includes a sleeve coupler adapted to threadably receive the external threading of the compression sleeve. A ram driver is coupled to the sleeve coupler and has a predetermined length such that its distal end is shaped to contact the proximal end of the bone screw to prevent translation of the bone screw relative to the compression sleeve.

Abstract: A variable length headless compression screw insertion system includes a compression screw and a driver assembly for driving the compression screw into a bone. The compression screw has a bone screw and a compression sleeve coupled to the bone screw. The bone screw includes a proximal end having an external threading threadably received in the compression sleeve, and the compression sleeve includes a proximal end having a predefined drive feature and an external threading. The driver assembly includes a sleeve coupler adapted to threadably receive the external threading of the compression sleeve. A ram driver is coupled to the sleeve coupler and has a predetermined length such that its distal end is shaped to contact the proximal end of the bone screw to prevent translation of the bone screw relative to the compression sleeve.

Abstract: The invention provides a system for the preshearing based control of the flow and deformation behavior, i.e., the setting kinetics, and the time dependent shear viscosity, elasticity of aqueous cementitious suspensions that can be used for bone repair and regeneration. The dynamic cement microstructure is tailored to the demands of the surgical tasks (faster/slower setting) or additive manufacturing tasks (lower/higher viscosity) by application of various preshearing conditions. Since the relationships between the preshearing and pressurization conditions and the setting kinetics and the time dependent changes in elasticity and viscosity are complex, a priori characterization of viscoelastic properties using the advanced rheological characterization technique of small-amplitude oscillatory rheometry is needed to enable such tailoring.

Abstract: A medical that is implantable into a human or animal body or being an augmentation device for strengthening human or animal hard tissue for subsequent implantation of a separate implant. The device includes a sheath element suitable of being brought into contact, during a surgical operation, with live hard tissue and/or with hard tissue replacement material. The sheath element has a, for example, generally elongate shape and a longitudinal bore defining a longitudinal opening reaching from a proximal end of the sheath element into a distal direction, and a plurality of holes in a wall of the opening. Further, the device includes a liquefiable element that is insertable or inserted in the longitudinal opening and at least partly liquefiable by the impact of energy impinging from the proximal side.

Abstract: A system including a flow diverter for delivering bone cement. A cannula coupler is coupled to the flow diverter and configured to be coupled to a delivery cannula. A drool accumulator is coupled to the flow diverter. A user input mechanism is coupled to the flow diverter and configured to actuate a valve and establish fluid communication between the cement reservoir and one of the cannula coupler and the drool accumulator. The fluid communication may be interrupted between the cement reservoir and the other one of the cannula coupler and the drool accumulator. A cement delivery input mechanism may be coupled to the cement reservoir and configured to be actuated to direct the bone cement from the cement reservoir towards the flow diverter. An actuator may be coupled to the drool accumulator and configured to direct the bone cement received in the drool volume towards the flow diverter.

Abstract: An apparatus for mixing bone cement for use in orthopedic surgeries includes a mixing region and an agitator for mix the cement ingredients. A temperature sensing means of apparatus determines when that the cement mix can no longer be used. The apparatus can be operated or acted on by a power tool for the mixing of the bone cement. The power tool and/or mixing apparatus may include a mechanical torque limiter that inhibits the agitator as a result of mixing torque exceeding a threshold value. A timer of the apparatus may be started by a sensor of the apparatus or by the user in response to a mechanical torque value. When the timer is complete, a cue by the apparatus signals to the user that the mixed cement is ready and able to be applied.

Abstract: Intramedullary nails, aiming guide assemblies, and methods. The aiming guide assembly can include an aiming guide having a collet and a connection bolt configured to engage a connection bolt driver. The connection bolt may be self-retaining and engage with the connection bolt driver in a manner to prevent unintentional disengagement.

Abstract: A surgical instrument includes a shaft, an ultrasonic transducer, a waveguide acoustically coupled with the ultrasonic transducer and extending distally through the shaft, and an end effector arranged at a distal end of the shaft. The end effector includes an ultrasonic blade acoustically coupled with the waveguide, a clamp arm movable relative to the ultrasonic blade for clamping tissue, and an RF electrode operable to seal tissue with RF energy. The ultrasonic transducer is operable to drive the waveguide and the ultrasonic blade with ultrasonic energy. The surgical instrument further includes an ultrasonic electrical circuit operable to energize the ultrasonic transducer, and an RF electrical circuit operable to deliver RF energy to the RF electrode. A return path of the ultrasonic electrical circuit and a return path of the RF electrical circuit pass through a shared electrically conductive element.

Abstract: Embodiments described herein are directed to methods of treating visceral fat where the method includes the steps of identifying visceral fat to be treated, inserting a laparoscopic device into the visceral fat to be treated, inserting a treatment instrument into the laparoscopic device such that a distal treatment section of the treatment device is delivered into the visceral fat, cooling the distal treatment section and the visceral fat adjacent to the distal treatment section to a cooling temperature no colder than approximately ?20° C., and wanning the distal treatment section and the visceral fat adjacent to the distal treatment section to a temperature greater than the cooling temperature.

Abstract: A medical system includes a first electrical circuit, a second electrical circuit electrically isolated from the first electrical circuit, an optical isolator circuit coupled between the first and second electrical circuits, and a common-mode choke comprising a plurality of wires wound around a core and configured to reduce a voltage transient at an input of the optical isolator circuit to a level within a tolerance of the optical isolator circuit. A first end of the wires is conductively coupled to an output of the first electrical circuit and a second end of the wires is conductively coupled to the input of the optical isolator circuit.

Abstract: The present disclosure relates to an electrosurgical instrument, configured to be releasably connected to a hand-piece. The electrosurgical instrument comprises an elongate shaft, an end effector at a distal end of the elongate shaft, and an electrical connector interface. The electrical connector interface has at least one female electrical socket configured to receive in use at least one male electrical pin of the hand-piece. Prior to first use, the at least one female electrical socket is sealed from an exterior of the electrosurgical instrument by a pierceable sealing layer. The sealing layer is configured to be pierced by the at least one male electrical pins on first use. A further aspect of the present disclosure relates to an electrosurgical system comprising the electrosurgical instrument, the hand-piece and an electrosurgical generator.

Abstract: Disclosed are methods of transseptal crossing to permit introduction of large bore catheters into to the left atrium, such as to deploy left atrial appendage closure devices or to repair or replace a mitral valve. The method may include the steps of providing a single pass, large bore transseptal crossing system, having a tubular access cannula and an energy delivery wire movably extending through the tubular access cannula. A first electrode tip on the energy delivery wire is brought into contact with a fossa ovalis and energized. The energy delivery wire and cannula are advanced into the left atrium. A large bore sheath is advanced directly over the access cannula and into the left atrium. The cannula and energy delivery wire are removed, and a large bore index procedure catheter may be advanced through the large bore sheath and into the left atrium.

Abstract: A single pass, large bore transseptal crossing catheter system is disclosed. An elongate, flexible tubular body has a proximal end, a distal end and an electrically conductive sidewall defining a central lumen. An insulation layer surrounds the sidewall and leaves exposed a first distal electrode tip. An inner conductive wire is provided, having a second distal electrode tip. The inner wire is axially movably extendable through the central lumen. A tubular insulation layer is provided in between the wire and the electrically conductive sidewall.

Abstract: Disclosed is an electrically enabled introducer sheath, such as for crossing a septum into a left atrium and guiding a large bore catheter across the septum and into the left atrium. The sheath includes an elongate, flexible tubular body, having a proximal end, a distal end and an electrically conductive sidewall defining a central lumen. A tubular insulation layer surrounds the sidewall and leaves exposed an annular conductive surface at the distal end. The tubular body has a proximal hub, having at least one access port in communication with the central lumen and a connector in electrical communication with the conductive sidewall. The central lumen is configured to receive a radio frequency conducting wire, to facilitate crossing the septum.

Abstract: A medical device for tissue ablation may include a catheter shaft, an expandable member disposed on or coupled to the catheter shaft, and a plurality of elongate electrode assemblies each constructed as a flexible circuit. The expandable member may be configured to shift between an unexpanded configuration and an expanded configuration. The plurality of electrode assemblies may be disposed on an outer surface of the expandable member. Each of the plurality of electrode assemblies may include a temperature sensor aligned with two or more electrodes.

Abstract: The disclosed invention relates to an improved system and method for treatment of soft tissue, e.g., for treatment of a snoring condition. The system can include a laser source; a hand piece; and a device for directing radiation emitted by the laser source to a treatment area (e.g., an oral treatment area). In some cases, the handpiece can include an optical element (e.g., a lens) mounted within a replaceable cartridge and adapted to modulate a laser beam such that it is non-ablative, prior to its delivery to a treatment region. In various embodiments, the system includes a CO2 laser capable of performing treatment in a more efficient manner than conventional techniques.

Abstract: A catheter system (100) for treating a treatment site (106) within or adjacent to a vessel wall (108) or heart valve includes a first light source (124), a plurality of light guides (122A), a multiplexer (128) and a multiplexer alignment system (142). The first light source (124) generates light energy. The plurality of light guides (122A) are each configured to alternatingly receive light energy from the first light source (124). Each light guide (122A) has a guide proximal end (122P). The multiplexer (128) receives the light energy from the first light source (124). The multiplexer (128) alternatingly directs the light energy from the first light source (124) to each of the plurality of light guides (122A). The multiplexer alignment system (142) is operatively coupled to the multiplexer (128). The multiplexer alignment system (142) includes a second light source (270) that generates a probe source beam (270A) that scans the guide proximal end (122P) of each of the plurality of light guides (122A).

Abstract: In a craniotomy simulation device, method, and program, a path to an abnormal area can be efficiently determined for a simulation of a craniotomy. A path derivation unit derives, in a three-dimensional image of a brain of a subject including an abnormal area, at least one path from the abnormal area to a surface of the brain through a cerebral sulcus in the brain. A craniotomy pattern setting unit sets a craniotomy pattern for tracing the path, on a surface of a head of the subject included in the three-dimensional image.

Abstract: A computer-implemented method for adjustable three-dimensional (3D) rendering of locations in a subject includes a step of receiving image data having a discrete spatial resolution for white matter tracts in a subject where the image data is generated by magnetic diffusion imaging. A first stereoscopic image is rendered on a display from the image data. The first stereoscopic image includes image parallax, which allows three-dimensional viewing. An input is received from a pointing device or a hand gesture that enables manipulation of the first stereoscopic image while maintaining proper three-dimensional spatial relationships. The pointing device interacts with the first stereoscopic image in three-dimensional space with six degrees of freedom.

Abstract: The present invention generally improves image guidance during interventional procedures by imaging and tracking an interventional device using two or more imaging elements with different field of views.

Abstract: An apparatus such as a suction instrument includes a position sensor proximate to a distal tip of a malleable shaft. A sensor wire couples the position sensor to a processor of an image guided surgery system such that signals generated by the position sensor can be interpreted to determine the position of the surgical instrument. The malleable shaft includes a malleable outer shaft and a flexible inner tube. The flexible inner tube includes a primary lumen that can provide suction, fluid, or various deployable surgical tools, and an inner lumen that holds the sensor wire. Protected within the inner lumen, the sensor wire runs the length of the shaft and exits the inner lumen and passes through a slot in the outer shaft to reach the position sensor. A heat shrink cover wraps the distal tip, sealing the components together and providing an opening suitable for suction.

Abstract: A tracking device for use in a surgical navigation system. The device includes an electromagnetic sensor configured to generate a sensor signal that depends on an external electromagnetic field. The device also includes at least one line element electrically connected to the sensor. The line element includes a first line section, a second line section, and a third line section arranged between the first and second line sections. A strain relieve unit includes a core, an outer surface, and at least one recess which extends in the outer surface circumferentially around a longitudinal axis of the core. The first line section extends into the strain relieve unit on a first side of the strain relieve unit, the second line section extends into the strain relieve unit on a second side of the strain relieve unit opposite the first side, and the third line section extends within the recess.

Abstract: The present disclosure provides a system and method for using widely available ultrasound imaging to overcome the limitations of imaging guidewires and other small objects that may be subwavelength in size relative to an ultrasound wavelength. The system and method can reduce the use of X-rays and exposure to the dangerous effects of radiation and avoids the expense of MRI technology. The subwavelength object, such as a guidewire, can be detected using several methods and associated systems described herein, including the object changing positions at a frequency that creates a brighter ultrasound image of the object as the object progresses across a scanned region of the ultrasound detector. In some embodiments, the movement of the small object causes a different speckle signature than the object itself would otherwise generate. Analysis of changes in speckle patterns due to progressive movement of an object can yield a detectable object.

Abstract: The present disclosure relates to a system for placing a surgical instrument in a subject may be provided. The system may include: an image obtaining assembly configured to obtain at least one image relating to the subject; a light emitting component configured to emit a light beam towards the subject; and a configuration adjusting component configured to adjust a configuration of the light emitting component such that the light beam matches at least one path in the at least one image. Each of the at least one path indicates at least a portion of planned trajectory information for placing the surgical instrument in the subject in at least one of the at least one image.

Abstract: A method for intraoperative planning and facilitating a revision arthroplasty procedure includes displaying a virtual model of a bone, capturing positions of a tracked probe as the tracked probe contacts points at a perimeter of a primary implant component coupled to the bone, generating a virtual representation of an interface between the primary implant component and the virtual model of the bone using the positions of the tracked probe, planning a bone resection using the virtual representation of the interface, and guiding execution of the bone resection.

Abstract: Instrumentation for microendoscopic surgery comprises a retractor system including a navigated initial probe, nested retractors and a navigated final tubular retractor defining an interior passage extending between a proximal end and a distal working end. A multi-planar navigation marker including a plurality of spaced-apart, radiopaque marker bodies can be mounted to the tubular retractor at a predetermined multi-planar spatial and rotational relation to the distal working end. The retractor can optionally include systems for fluid irrigation and suction with differential activation allows for the option of maintaining a dry surgical field or a submerged surgical field depending on the surgeon's preference during various portions of the procedure.

Abstract: A surgical robotic system has a tool drive coupled to a distal end of a robotic arm that has a plurality of actuators. The tool drive has a docking interface to receive a trocar. One or more sensors in the docking interface sense a magnetic field generated by the trocar. One or more processors are configured to determine a position and orientation of the trocar based on the sensed magnetic field, and then drive the actuators to orient the docking interface to the determined orientation of the trocar, or otherwise guide the robotic arm toward the determined position of the trocar. Other aspects are also described and claimed.

Abstract: A catheter navigation system may be configured to produce a plurality of location signal sets indicating a three-dimensional location of a portion of a catheter in a bodily cavity and a plurality of contact signal sets indicating degrees of detected-transducer-to-tissue contact within the bodily cavity. The catheter navigation system may be configured to, based on the location signal sets and the contact signal sets progressively visually represent in a progressively enlarging manner at least a portion of an envelope representing an interior volume of the bodily cavity, concurrently with a visual representation of transducer graphical elements representing transducers that produce the location signal sets, the contact signal sets, or both, of the portion of the catheter. The visual representation of the at least the portion of the envelope, the transducer graphical elements, or both, may respectively visually represent historical and/or presently detected degrees of transducer-to-tissue contact.

Abstract: A computer-implemented method for adjustable three-dimensional (3D) rendering of locations in a subject includes a step of receiving image data having a discrete spatial resolution for white matter tracts in a subject where the image data is generated by magnetic diffusion imaging. A first stereoscopic image is rendered on a display from the image data. The first stereoscopic image includes image parallax, which allows three-dimensional viewing. An input is received from a pointing device or a hand gesture that enables manipulation of the first stereoscopic image while maintaining proper three-dimensional spatial relationships. The pointing device interacts with the first stereoscopic image in three-dimensional space with six degrees of freedom.

Abstract: Various embodiments of tool assemblies are provided having at least one rotary input coupling and at least one linear input coupling for allowing either a rotary output or a linear output (e.g., from a tool driver on a surgical robot) to activate at least one mechanism of the tool assembly. For example, mechanisms of the tool assembly can include a clamping assembly, a firing assembly, an articulation assembly, and a roll assembly. The clamping assembly can open and close jaws of an end effector, the firing assembly can translate a knife assembly through the end effector to fire staples and cut tissue, the articulation assembly can articulate the end effector, and the roll assembly can rotate the elongate shaft and/or the end effector.

Abstract: A medical device includes a shaft, a beam, a hard stop structure, and a link. A proximal end portion of the beam is coupled to the distal end portion of the shaft and a distal end portion of the beam is coupled to the link. A strain sensor is on the beam. A hard stop structure includes a proximal end portion, a distal end portion, and first opposing stop surfaces. The proximal end portion of the hard stop structure is coupled to a distal end portion of the shaft, and the distal end portion of the hard stop structure is coupled to the link. The first opposing stop surfaces are positioned to limit a lateral range of motion of the distal end of the beam with reference to the proximal end of the beam in a first direction by the first stop surfaces contacting one another.

Abstract: Described herein is a device and method used to effectively remove volume inside a patient in various types of surgeries, such as spinal surgeries (e.g. laminotomy), neurosurgeries (various types of craniotomy), ENT surgeries (e.g. tumor removal), and orthopedic surgeries (bone removal). Robotic assistance linked with a navigation system and medical imaging it can shorten surgery time, make the surgery safer and free surgeon from doing repetitive and laborious tasks. In certain embodiments, the disclosed technology includes a surgical instrument holder for use with a robotic surgical system. In certain embodiments, the surgical instrument holder is attached to or is part of an end effector of a robotic arm, and provides a rigid structure that allows for precise removal of a target volume in a patient.

Abstract: A system includes a manipulator arm configured to support an instrument having an end effector, the manipulator arm including a distal portion, a proximal portion coupled to a base, and a multitude of joints between the distal portion and the base, the multitude of joints providing sufficient degrees of freedom to allow a range of differing joint states of the multitude of joints for a state of the distal portion. The system also includes a processor coupled to the manipulator arm. The processor is configured with a manipulation mode and a clutch mode, the clutch mode selected from the group consisting of: an arm-null-perpendicular-clutch mode, a port-null-perpendicular-clutch mode, and an arm-port-null-perpendicular-clutch mode. The processor is configured to operate the multitude of joints in accordance with at least one of the manipulation mode and the various clutch modes.

Abstract: An interlocking system for a joystick in a catheter procedure system includes a joystick configured to generate a first voltage output signal based on a linear activation of the joystick and a second voltage output signal based on a rotational activation of the joystick. A joystick cover is disposed over the joystick and includes an upper portion having an electrode plating on an inner surface of the upper portion and a lower portion having an inner surface. A capacitive touch detection circuit is coupled to the electrode plating of the upper portion of the joystick cover and is mounted on the inner surface of the lower portion of the joystick cover. The capacitive touch detection circuit is configured to detect a proximal change in capacitance in the electrode plating of the upper portion of the joystick cover and to generate a touch output signal to indicate whether a change in capacitance has been detected.

Abstract: A surgical instrument assembly comprises a guide tube and a first instrument. The first instrument includes a first elongated shaft and a first proximal arm link coupled by a first shoulder joint, the first proximal arm link and a first distal arm link coupled by a first elbow joint, and the first distal arm link and a first end effector coupled by a first wrist joint. The surgical instrument assembly also comprises a second instrument that includes a second elongated shaft and a second proximal arm link coupled by a second shoulder joint, the second proximal arm link and a second distal arm link coupled by a second elbow joint, and the second distal arm link and a second end effector coupled by a second wrist joint. The surgical instrument assembly also includes an imaging assembly. The first and second end effectors are within the imaging assembly's field of view.

Abstract: A system and method of maintaining a tool position and orientation for a computer-assisted device include a control unit and an articulated structure coupled to the control unit and including a plurality of joints. The articulated structure is configured to support an instrument. The control unit is configured to determine an error that is introduced to a position of the instrument, an orientation of the instrument, or both the position of the instrument and the orientation of the instrument by movement of a first joint of the plurality of joints; and drive at least a second joint of the plurality of joints to reduce the error.

Abstract: A storage tray provides storage for multiple types of wires, catheters, and other instruments used during surgical procedures. The storage tray includes a base and a set of walls forming a basin that holds liquid. A wire containment section within the basin holds multiple coiled guidewires in a channel filled with the liquid. The wire containment section includes an inner wall and one or more wall segments forming an outer boundary of the channel. A wire holder outside the channel holds end portions of the guidewires. Pulling an end portion of one of the coiled guidewires horizontally causes the guidewire to slide along the inner wall for separation and removal from the storage tray.

Abstract: An adjustable patient shield which a protects a user such as a healthcare provider from aerosol and particulate matter emanating from a patient or from equipment.

Abstract: A control device includes a control unit adapted to control an articulated medical arm configured to hold a medical instrument, where the medical instrument includes a predetermined point thereon, the control unit being adapted to control the articulated medical arm in response to a spatial relationship between the predetermined point of the medical instrument and a virtual boundary set in real space and including a target opening.

Abstract: A surgical procedure kit includes a base, a first expansion panel having a first edge pivotably coupled to a first edge of the base, a first tent panel having a first edge pivotably coupled to a second edge of the first expansion panel, a second expansion panel having a first edge pivotably coupled to a second edge of the first tent panel and a second tent panel having a first edge pivotably coupled to the second edge of the second expansion panel. The base, the first tent panel, and the second tent panel each includes a receptacle configured to releasably hold a surgical device. In addition, the base, the first expansion panel, the first tent panel, the second expansion panel and the second tent panel are configurable between a deployed state and a shipping state.

Abstract: A computer-implemented method for tracking surgical textiles includes receiving a first image comprising a first textile-depicting image region, receiving a second image comprising a second textile-depicting image region, measuring a likelihood that the first and second image regions depict at least a portion of the same textile, and incrementing an index counter if the measure of likelihood does not meet a predetermined threshold. The measure of likelihood may be based on at least one classification feature at least partially based on aspects or other features of the first and second images.

Abstract: A guided handpiece, system, and method to perform image guided surgery for dental implants. Conventionally an image guided surgery system needs a surgical guide, a handpiece, a set of guided drills and drill adaptors. Extended drills must be specifically designed and made for implant brands and parameters. Adaptors are required to accommodate drills of different diameters. The process is much more complex than freehand surgery while surgical guides are not used. This invention introduces a guided handpiece, corresponding system, and method, which overcome the problems of prior art and make it possible to perform guided surgery with regular drilling tools.

Abstract: A dental stent for tooth restoration, includes an acrylic outer shell and a set of metal matrix separator strips partially embedded into an inner silicon bed. A method of manufacturing a dental stent includes 3D printing of a model wherein tooth forms of teeth to be restored are individually removable from a remainder of the model. A method of tooth restoration uses a dental stent, and a kit of parts including a dental stent and a composite resin, and optionally a heater, a light cure unit, and a finishing tool kit.