Abstract: A system for performing image-guided surgery includes an instrument having a first portion configured to define a trajectory into the body of a patient, a marker device and a user-interface component. A sensing device receives electromagnetic signals that are reflected or emitted from the marker device, and a processing system, coupled to the sensing device, includes at least one processor configured with processor-executable instructions to perform operations that include tracking the position and orientation of the instrument relative to the patient based on the signals received at the sensing device, receiving a signal from the user-interface component of the instrument indicating a user-input event, and saving the trajectory into the body of the patient defined by the first portion of the instrument in response to receiving the signal.

Abstract: A multi-axis imaging system comprising an imaging gantry with an imaging axis extending through a bore of the imaging gantry, a support column that supports the imaging gantry on one side of the gantry in a cantilevered manner, and a base that supports the imaging gantry and the support column. The imaging system including a first drive mechanism that translates the gantry in a vertical direction relative to the support column and the base, a second drive mechanism that rotates the gantry with respect to the support column between a first orientation where the imaging axis of the imaging gantry extends in a vertical direction parallel to the support column and a second orientation where the imaging axis of the gantry extends in a horizontal direction parallel with the base, and a third drive mechanism that translates the support column and the gantry in a horizontal direction along the base.

Abstract: Methods and systems for performing computer-assisted surgery, including robot-assisted image-guided surgery. Embodiments include marker devices for an image guided surgery system, marker systems and arrays for tracking a robotic arm using a motion tracking system, and image guided surgery methods and systems using optical sensors.

Abstract: A mount assembly for use with a navigable tracker. The mount assembly includes a frame defining a seat, a coupler operatively attached to the frame for releasably securing to the navigable tracker, and a guide defining a bore and arranged in the seat for selective pivoting movement about a pivot point disposed within the bore. An anchor having a shank is arranged for selective sliding engagement with the bore. A guide lock is coupled to the frame and is selectively operable between: a locked configuration to restrict movement of both the anchor and the guide relative to the frame, and a released configuration to simultaneously permit pivoting movement of the anchor relative to the frame about the pivot point and translational movement of the anchor relative to the guide through the bore.

Abstract: An imaging system includes a first portion and a second portion that translates and/or rotates with respect to the first portion. A first locking mechanism may prevent the second portion from translating with respect to the first portion, such as during transport of the system. A second locking mechanism may prevent the second portion from rotating with respect to the first portion, such as during transport and/or during an imaging scan. Further embodiments include a cable management system between the first and second portions, a spherically-shaped surface of a support gimbal and a user interface device for an imaging system.

Abstract: A surgical navigation tracker assembly including a rotational adapter for removably attaching a tracker to a surgical instrument assembly including a surgical handpiece. The adapter may be coupled to an end effector of the surgical instrument and configured to allow the end effector to actuate relative to the adapter. The end effector may comprise a stop, the adapter configured to abut the stop when coupled to the end effector. The adapter may comprise a mount for releasably securing the tracker to the adapter. The adapter may also comprise a biasing element, and the biasing element may comprise an abutment interface configured to engage either of the surgical handpiece or the stop when the end effector is coupled to the surgical handpiece. The biasing element is configured to limit rotation of the adapter relative to the surgical handpiece when the abutment interface is engaged with the surgical handpiece or the stop.

Abstract: A mount assembly for use with a navigable tracker. The mount assembly includes a frame defining a seat, a coupler operatively attached to the frame for releasably securing to the navigable tracker, and a guide defining a bore and arranged in the seat for selective pivoting movement about a pivot point disposed within the bore. An anchor having a shank is arranged for selective sliding engagement with the bore. A guide lock is coupled to the frame and is selectively operable between: a locked configuration to restrict movement of both the anchor and the guide relative to the frame, and a released configuration to simultaneously permit pivoting movement of the anchor relative to the frame about the pivot point and translational movement of the anchor relative to the guide through the bore.

Abstract: A robotic surgical system is provided. The robotic surgical system includes a navigation system and a robotic arm. The robotic arm includes a joint including a proximal joint subassembly supporting a distal joint subassembly for rotation about an axis. The joint also includes a distal joint module attached to the distal joint subassembly and including a distal interface. The robotic arm also includes a proximal joint module attached to the proximal joint subassembly and including a proximal interface. The robotic arm also includes a harness assembly coupled to the proximal interface and to the distal interface, and a spiral region being supported for movement between an expanded state and a contracted state to permit rotation of the distal joint subassembly between a first radial position and a second radial position while maintaining communication between the proximal interface and the distal interface.

Abstract: A mount assembly for use with a navigable tracker. The mount assembly includes a frame, a coupler for releasably securing the tracker, and an anchor extending along an axis between a distal end for engaging tissue and a proximal end arranged to receive impaction force. The anchor includes an arrow body coupled to a shank and having a tip tapering towards the distal end for advancing into engagement with tissue, and a pair of wing braces to inhibit rotation of the anchor relative to engaged tissue. A guide operatively attached to the frame defines a bore to receive the shank, and a guide lock is operable between: a released configuration to permit movement of the shank along the bore, and a locked configuration to restrict movement of the shank along the bore to effect concurrent movement of the tracker with the tissue engaged by the anchor.

Abstract: A table system for use with an imaging device includes a base portion that supports the table system over a support surface, a patient support including a platform for supporting a patient in a standing position and a bed for supporting the patient in a lying position, a linkage portion coupled between the base portion and the patient support that is pivotable with respect to both the base portion and the patient support, a first drive mechanism that drives the pivoting of the patient support with respect to the linkage portion, and a second drive mechanism that drives the pivoting of the linkage portion with respect to the base portion, the first and second drive mechanisms moving the patient support between a vertical position in which the platform is substantially parallel to the support surface and a horizontal position in which the bed is substantially parallel to the support surface.

Abstract: An imaging system having a gantry connected with a base. The gantry includes an x-ray source to produce an x-ray beam, an x-ray detector to receive the x-ray beam from the x-ray source, and an adjustable collimator including a limiter disposed between the x-ray source and the x-ray detector. The limiter is arranged for movement between: a first position to at least partially limit transmission of the x-ray beam towards the x-ray detector according to a first transmission parameter, and a second position to at least partially limit transmission of the x-ray beam towards the x-ray detector according to a second transmission parameter different from the first transmission parameter. A controller of a control system is configured to move the limiter of the adjustable collimator between the first position and the second position to adjust transmission of the x-ray beam from the x-ray source towards the x-ray detector.

Abstract: A surgical navigation tracker assembly including a rotational adapter for removably attaching a tracker to a surgical instrument assembly including a surgical handpiece. The adapter may be coupled to an end effector of the surgical instrument and configured to allow the end effector to actuate relative to the adapter. The end effector may comprise a stop, the adapter configured to abut the stop when coupled to the end effector. The adapter may comprise a mount for releasably securing the tracker to the adapter. The adapter may also comprise a biasing element, and the biasing element may comprise an abutment interface configured to engage either of the surgical handpiece or the stop when the end effector is coupled to the surgical handpiece. The biasing element is configured to limit rotation of the adapter relative to the surgical handpiece when the abutment interface is engaged with the surgical handpiece or the stop.

Abstract: A surgical system includes a tool for engaging a target site, a navigation system including a localizer to track states of trackers, a patient tracker for attachment relative to the target site, a robotic arm to maintain alignment of the tool, and an end effector attached to the robotic arm to support the tool. The end effector includes an end effector tracker having markers each including a body having an inner bore surface defining a bore between an inlet and an outlet, a light module supported adjacent to the inlet and arranged to emit light into reflection with the inner bore surface, and a diffuser supported adjacent to the outlet to diffuse light reflected by the inner bore surface, the diffuser having an output surface arranged to present diffused light across the output surface detectable by the localizer of the navigation system to enable tracking states of the end effector.

Abstract: A surgical system including a patient tracker and a tracking system. The patient tracker is adapted for attachment to a patient, and includes a hybrid marker having a radiological marker contained within an optical marker. The tracking system tracks the hybrid marker. A computing device obtains a three-dimensional image of a patient's anatomy and the attached patient tracker; identifies a three-dimensional portion of the hybrid marker within a scan volume; determines a location of the hybrid marker within the scan volume based on the identified three-dimensional portion; tracks the location of the hybrid marker in three-dimensional space using the tracking system while the patient tracker remains fixed to the patient; and registers the three-dimensional image in three-dimensional space based on a known geometric relationship between the location of the hybrid marker within the scan volume and the location of the hybrid marker in three-dimensional space.

Abstract: A surgical system including a patient tracker and a tracking system. The patient tracker is adapted for attachment to a patient, and includes a hybrid marker having a radiological marker contained within an optical marker. The tracking system tracks the hybrid marker. A computing device obtains a three-dimensional image of a patient's anatomy and the attached patient tracker; identifies a three-dimensional portion of the hybrid marker within a scan volume; determines a location of the hybrid marker within the scan volume based on the identified three-dimensional portion; tracks the location of the hybrid marker in three-dimensional space using the tracking system while the patient tracker remains fixed to the patient; and registers the three-dimensional image in three-dimensional space based on a known geometric relationship between the location of the hybrid marker within the scan volume and the location of the hybrid marker in three-dimensional space.

Abstract: The present teachings generally provide for a robotic surgical system also including a robotic arm extending between a distal end and a proximal end; a keeper coupled to the robotic arm, with the keeper having a keeper interface. The system further including a drape including: a first portion defining an opening shaped to receive the distal end of the robotic arm there through, a second portion disposed in fluid communication with the first portion and defining a cavity shaped to accommodate at least a portion of the distal end of the robotic arm therein, and a guide disposed, between the first portion and the second portion and having a guide interface configured to releasably attach to the keeper interface of the keeper to secure the drape to the robotic arm.

Abstract: The disclosure generally provides for a surgical system comprising an imaging device including a gantry supported for translation between a first position and a second position to obtain imaging data of a target site of a patient over a scan period, and a position sensor to generate gantry data representing a position of the gantry relative to the base between the first position and the second position; trackers including a gantry tracker operatively attached to the gantry; a navigation system including a localizer to track states of the trackers in a navigation reference frame; a controller operatively connected to the imaging device and the navigation system, and configured to register the imaging data to the navigation reference frame by synchronizing the gantry data generated by the position sensor with changes in tracked states of the gantry tracker occurring over the scan period representing movement between the first and second position.

Abstract: An imaging system includes a first portion and a second portion that translates and/or rotates with respect to the first portion. A first locking mechanism may prevent the second portion from translating with respect to the first portion, such as during transport of the system. A second locking mechanism may prevent the second portion from rotating with respect to the first portion, such as during transport and/or during an imaging scan. Further embodiments include a cable management system between the first and second portions, a spherically-shaped surface of a support gimbal and a user interface device for an imaging system.

Abstract: Methods and systems for performing robotically-assisted surgery in conjunction with intra-operative imaging. A method includes moving a robotic arm with respect to a patient and an imaging device to move an end effector of the robotic arm to a pre-determined position and orientation with respect to the patient based on imaging data of the patient obtained by the imaging device. The robotic arm maintains the end effector in the pre-determined position and orientation with respect to the patient and does not collide with the imaging device or with the patient when the imaging device moves with respect to the patient.

Abstract: A mobile medical imaging device that allows for multiple support structures, such as a tabletop or a seat, to be attached, and in which the imaging gantry is indexed to the patient by translating up and down the patient axis. In one embodiment, the imaging gantry can translate, rotate and/or tilt with respect to a support base, enabling imaging in multiple orientations, and can also rotate in-line with the support base to facilitate easy transport and/or storage of the device. The imaging device can be used in, for example, x-ray computed tomography (CT) and/or magnetic resonance imaging (MRI) applications.