摘要:
Systems and methods are described for automating aspects of minimally invasive therapeutic treatment of patients. A robotic tissue structure traversal system may comprise a controller including a master input device, an electromechanically controlled elongate instrument having a proximal interface portion and a distal portion, the proximal interface portion being configured to be operatively coupled to an electromechanical instrument driver in communication with the controller, the distal portion comprising a traversing tip and being configured to be interactively navigated about internal structures of a patient's body in response to signals from the controller; and a load sensor operatively coupled between the distal portion of the elongate instrument and the controller; wherein the controller is configured to automatically advance the traversing tip through a thickness of an internal structure by observing loads from the load sensor.
摘要:
Embodiments are described for automating aspects of minimally invasive therapeutic treatment of patients. A robotic medical instrument system, comprising an elongate instrument having proximal and distal ends; a controller configured to selectively actuate one or more motors operably coupled to the instrument to thereby selectively move the instrument; a master input device in communication with the controller and configured to generate input commands in response to a directional movement of the master input device; and a load sensor operatively coupled to the elongate instrument and configured to sense magnitude and direction of loads applied to the distal end of the elongate instrument; wherein the controller is configured to compute an instrument movement command to selectively move the instrument based upon the input commands and an input command scaling factor applied to the input commands, the input command scaling factor being variable with the magnitude of sensed loads.
摘要:
In one embodiment a system may comprise a controller including a master input device; and an electromechanically steerable elongate instrument having proximal interface and portions, the proximal interface portion being configured to be operatively coupled to an electromechanical instrument driver in communication with the controller, the distal portion being configured to be interactively navigated adjacent internal tissue structures of a patient's body in response to signals from the controller; wherein the controller is operatively coupled to a treatment interactivity variable sensor selected from the group consisting of: a cardiac electrogram electrode, an RF generator power output sensor, an instrument distal portion impedance sensor, and an instrument distal portion force sensor; and wherein the controller is configured to affect the operation of the electromechanically steerable elongate catheter by automatically executing an instrument movement or treatment command based upon changes in information received from the treatment interactivity variable sensor.
摘要:
Systems and methods are described for automating aspects of minimally invasive therapeutic treatment of patients. In one embodiment a robotic catheter system may comprise a controller including a master input device; and an electromechanically steerable elongate instrument having a proximal interface portion and a distal portion, the proximal interface portion being configured to be operatively coupled to an electromechanical instrument driver in communication with the controller, the distal portion being configured to be interactively navigated adjacent internal tissue structures of a patient's body in response to signals from the controller; wherein the distal portion of the elongate instrument comprises an antenna operatively coupled to the controller, and wherein the controller is configured to determine the temperature of structures adjacent to the distal portion of the elongate instrument utilizing radiometry analysis.
摘要:
An automated medical system comprises a first instrument assembly including a first ultrasound transducer having a first transducer field of view that transmits and receives ultrasound signals in imaging planes disposed circumferentially about a guide instrument, and a second instrument assembly including a second ultrasound transducer having a second transducer field of view coupled to one of a second flexible guide instrument and a working instrument. A computing system is operatively coupled to the respective first and second transducers and configured to determine a relative spatial orientation of the respective first and second transducers based at least in part on detecting a signal transmitted by one of the first and second transducers and received by the other of the first and second transducers, the received signal having an amplitude indicating the receiving one of the transducers is in the field of view of the transmitting one of the transducers.
摘要:
A robotic surgical system includes an instrument driver and an instrument assembly operatively coupled to the instrument driver such that mechanisms of the instrument driver operate or control movement, operation, or both, of components of the instrument assembly. The instrument assembly components include an elongate flexible guide instrument, an optical light source, a camera and a working tool, wherein the light source, camera, and working tool are carried in one or more lumens of the guide instrument. An operator control station is operatively coupled to the instrument driver via a remote communication link. The instrument assembly further includes an inflatable visualization balloon carried on a distal end portion of the guide instrument, the light source and camera having distal ends located within an interior of the balloon, the balloon comprising a lumen extending from the guide instrument to a distal facing wall of the balloon, such that the working instrument may extend from a respective lumen of the guide instrument through the balloon lumen to contact body tissue when the distal end of the guide instrument is positioned in an interior body region.
摘要:
A robotic surgical system (100) includes an instrument driver (106) that is mounted on an operation table (104), and an instrument assembly (108) is operatively coupled to the instrument driver (106), wherein the instrument assembly (108) includes a flexible guide instrument and a component instrument carried in a lumen of the guide instrument, the component instrument including a light source, camera and laser energy fiber.
摘要:
A robotically controlled guide instrument system, comprising an elongate flexible guide instrument; a drive assembly coupled to a proximal portion of the guide instrument and configured to maneuver a distal portion of the guide instrument; a master controller including a user interface that may be manipulated to actuate the drive assembly and thereby maneuver the distal portion the guide instrument; and a closure device detachably coupled to a delivery member carried by the guide instrument, the guide instrument maneuverable to position the closure device proximate an opening of a left atrial appendage of a person's heart such that the prosthesis may be detached from the delivery member and implanted to substantially close off the left atrial appendage.
摘要:
An automated medical system comprises a first instrument assembly including a first ultrasound transducer having a first transducer field of view that transmits and receives ultrasound signals in imaging planes disposed circumferentially about a guide instrument, and a second instrument assembly including a second ultrasound transducer having a second transducer field of view coupled to one of a second flexible guide instrument and a working instrument. A computing system is operatively coupled to the respective first and second transducers and configured to determine a relative spatial orientation of the respective first and second transducers based at least in part on detecting a signal transmitted by one of the first and second transducers and received by the other of the first and second transducers, the received signal having an amplitude indicating the receiving one of the transducers is in the field of view of the transmitting one of the transducers.
摘要:
A method for performing an interventional procedure using a robotically controlled guide instrument coupled to an instrument drive assembly, includes manipulating a user interface of a master controller to actuate the drive assembly and thereby position a distal portion of the guide instrument at an interventional procedure site in a patient's body; and providing on a first display a graphically rendered image of the distal portion of the guide instrument overlaying an image of the interventional procedure site, wherein manipulation of the user interface causes a corresponding movement of the instrument model relative to the image in the first display.