A61B2034/2046

Probe with radiopaque tag

A medical procedure system, including a medical instrument to be inserted into a body part, and including position-tracking transducers to provide position signals, a distal end, and at least one radiopaque marker, a position tracking sub-system to compute a position including at least one location and orientation of the distal end in a position-tracking sub-system coordinate frame responsively to the position signals, a fluoroscope to capture fluoroscopic images of an interior of the body part and the radiopaque marker(s), and a registration sub-system to render, to a display, the captured fluoroscopic images including at least one marker-image of the radiopaque marker(s), and at least one graphical representation indicative of the computed position of the distal end, receive user-alignment input aligning the graphical representation(s) with the marker-image(s), and register the position-tracking sub-system coordinate frame with a coordinate frame of the fluoroscope responsively to the received user-alignment input.

SURGICAL ROBOTIC SYSTEM
20220361972 · 2022-11-17 ·

The invention relates to a surgical robotic system comprising a robotic arm (1) holding an end-effector (11) and a control unit (13) configured to controllably move the robotic arm and maintain the end-effector (11) in at least one target position relative to a patient, wherein the control unit is configured to: (i) based on a first input continuously applied by a user onto the robotic arm (1), activate a hand guiding mode wherein the robotic arm is freely movable by the user; (ii) based on a second input different from the first input, continuously applied by the user onto the robotic arm (1), activate a computed trajectory mode wherein the robotic arm moves to a target position according to a computed trajectory; (iii) when the computed trajectory is activated, detect that the end-effector (11) meets at least one predetermined safety condition and automatically switch to a servo-controlled mode wherein the robotic arm (1) is automatically movable to maintain the end-effector (11) in the target position relative to a tracker attached to the patient.

Guiding Medical Instruments During Medical Procedures

Techniques and technologies for guiding medical instruments during medical procedures using real-time imaging technologies are disclosed. A representative apparatus includes a medical instrument, an imaging system, a stage assembly, and a control system. The medical instrument includes an elongated portion configured to be inserted into a body portion and having an optical fiber that includes a tip portion that is extendable beyond a distal end of the elongated portion. The imaging system provides a sampling energy that is emitted from the tip portion. The stage assembly actuates the tip portion to perform scanning of one or more tissues with the sampling energy. The imaging system receives a reflected energy, providing a plurality of one-dimensional arrays of intensity values of the reflected energy. The control system analyzes the plurality of one-dimensional arrays of intensity values to determine a shape and a location of the target tissue, and displays information for guiding the medical instrument into engagement with the target tissue.

Personalized heart rhythm therapy

Disclosed includes a body surface device for diagnosing locations associated with electrical rhythm disorders to guide therapy. The device can sense electrical signals and determine multiple sites that may be operative in that patient. The patch may encompass the heart regions from where the heart rhythm disorder originates. The patch comprises an array of electrodes configured to detect electrical signals generated by a heart. A controller may determine the locations of interest based on detected electrical signals. The controller is configured to locate these regions relative to the surface patch. The system may be coupled to a sensor or therapy device inside the heart, to guide this device to a region of interest. The controller is further configured to instruct the operator to use the trigger or source information to treat the heart rhythm disorder in an individual using additional clinical data and methods for personalization such as machine learning.

Systems And Methods For Tracking Objects

Systems and methods to track objects within an operating room with a navigation system that includes an optical sensor including sensing elements and a controller in communication with the optical sensor. The controller controls the optical sensor to process a first quantity of the sensing elements to view a first region of interest. The object is tracked within the first region of interest with the optical sensor. The controller obtains data related to the object within the operating room. The data may include a type of the object and/or prior pose data of the object being tracked. Based on the data, the controller controls the optical sensor to process a second quantity of the sensing elements, different from the first quantity, to view a second region of interest different from the first region of interest. The object is tracked within the second region of interest with the optical sensor.

SYSTEMS AND METHODS FOR PLANNING AND SIMULATION OF MINIMALLY INVASIVE THERAPY
20220354579 · 2022-11-10 ·

A system and method is provided for planning a surgical procedure. The system includes a model of an anatomical region including simulated bone, a tracked tool, a tracking system, a display device, and a computer system configured to receive information from the tracking system, generate and display the model and the tracked tool, and store the tracking system information in a computer readable memory that is portable to a surgical navigation system. The method includes acquiring volumetric data of a patient anatomical region, extracting, providing and registering a three-dimensional model with the volumetric data, using a tracked tool to perform a simulated surgical procedure including removing and replacing a bone section on the model, viewing the model and the tracked tool on a display device, recording the procedure with a tracking system, storing the procedure in a computer readable memory, and porting the procedure into a surgical navigation system.

SEQUENTIAL MONOSCOPIC TRACKING

A method of sequential monoscopic tracking is described. The method includes generating a plurality of projections of an internal target region within a body of a patient, the plurality of projections comprising projection data about a position of an internal target region of the patient. The method further includes generating external positional data about external motion of the body of the patient using one or more external sensors. The method further includes generating, by a processing device, a correlation model between the projection data and the external positional data by fitting the plurality of projections of the internal target region to the external positional data. The method further includes estimating the position of the internal target region at a later time using the correlation model.

METHOD FOR ENERGY DISTRIBUTION IN A SURGICAL MODULAR ENERGY SYSTEM

A method of operating a modular surgical system including a control module, a first surgical module, and a second surgical module is disclosed. The method includes detachably connecting the first surgical module to the control module by stacking the first surgical module with the control module in a stack configuration, detachably connecting the second surgical module to the first surgical module by stacking the second surgical module with the control module and the first surgical module in the stack configuration, powering up the modular surgical system, and monitoring distribution of power from a power supply of the control module to the first surgical module and the second surgical module.

Axial Insertion and Movement Along a Partially Constrained Path for Robotic Catheters and Other Uses
20230098497 · 2023-03-30 · ·

Devices, systems, and methods are provided for control over automated movement of catheters and other elongate bodies. Fluid and/or pull-wire drive systems can be used to provide robotically coordinated lateral bending motions and a processor of the system can generate synchronized actuator drive signals to move the tool along an at least partially laterally constrained path, with the path optionally extending along the axis of a virtual model of the catheter that has been driven in silico into alignment with a target tissue adjacent an open workspace such as an open chamber of the heart.

ROBOTICALLY GUIDING THE TRAJECTORY OF A SECOND SURGICAL DEVICE
20230097125 · 2023-03-30 ·

Robotic systems and methods are provided for trajectory guidance during surgical procedures, for example, robotically monitoring and identifying a desired trajectory of surgical access devices and implants for the purpose of preventing unintended injury to surrounding tissues, such as nerves, blood vessels, cartilage, or bone. The robotic systems and methods provided herein allow medical professionals to practice with little to no exposure of the medical professional to radiation.