Abstract: The disclosed technology includes a medical probe configured for mapping and ablation of tissue. The medical probe comprises an inner catheter shaft extending along a longitudinal axis and an ablation electrode disposed at a distal end of the inner catheter shaft. The ablation electrode can be configured to deliver ablative energy to tissue. The medical probe further includes an outer sleeve disposed at least partially around the inner catheter shaft and extending along the longitudinal axis and comprising a plurality of spines disposed at a distal end of the outer sleeve. Each spine of the plurality of spines can comprise a mapping electrode configured to detect electrophysiological signals. The outer sleeve can be configured to move axially along the inner catheter shaft to move the plurality of spines axially with respect to the ablation electrode.

Abstract: An extendable truck bed that includes a first side panel, wherein the first side panel includes a telescoping side panel. The telescoping side panel extends vertically from the first side panel. The extendable truck bed also includes a second side panel, wherein the second side panel includes a telescoping side panel. Likewise, the second telescoping side panel extends vertically from the second side panel. The extendable truck bed also includes a telescoping extension within the bed, where said telescoping extension works in conjunction with the telescoping side panels.

Abstract: A removable supporting device includes a frame; an endless ribbon; and a supporting system to support the endless ribbon, the supporting system including at least two rollers connected to the frame; the at least two rollers including a first connecting system adapted to cooperate with a first complementary connecting system of a thermal transfer printing apparatus.

Abstract: The disclosed technology includes a magnetic location sensor which may comprise first and second spiral coils that can be disposed on a planar substrate. The first and second spiral coils may be disposed about respective first and second center axes, wherein each of the first and second coils can be configured to generate a voltage when subjected to a magnetic field. The magnetic location sensor may also comprise a high-magnetic-permeability planar member that can be disposed near one of the first and second spiral coils. The high-magnetic-permeability planar member can be disposed on the magnetic location sensor such that if the planar substrate is wrapped around a cylindrical substrate, the high-magnetic-permeability planar member may be disposed on an intersection of the first and second center axes.

Abstract: A sheath is presented having an electrically conducting region providing a low impedance path through the sheath wall. The electrically conducting region is configured to conduct electrical current between an impedance-based tracking electrode of an intralumenal catheter and body patch electrodes of an impedance-based tracking system when the impedance-based tracking electrode is adjacent the conducting region. The impedance-based tracking system is configured to determine a location of the electrically conducting region, and thereby the distal end of the sheath, based on ratios of electrical current at the body patch electrodes. The electrically conducting region can include irrigation perforations so that saline acts as an electrical conduit of the conducting region. Additionally, or alternatively, the electrically conducting region can include an electrically conductive material configured to act as an electrical conduit through the sheath wall.

Abstract: An end effector for a catheter. The end effector can include a substrate extending along a longitudinal axis from a proximal portion of the end effector to a distal portion of the end effector. The substrate can include a longitudinal plane, the longitudinal axis running through the longitudinal plane, a first face disposed on a first side of the substrate and oblique to the longitudinal plane; a second face, opposite the first face, disposed on a second side of the substrate; a first group of electrodes disposed on the first face; and a second group of electrodes disposed on the second face.

Abstract: An end effector for a cardiac mapping catheter including a flexible circuit including a plurality of electrodes each electrode of the plurality of electrodes including a contact surface. The flexible circuit can be disposed on an insulative material. The insulative material can be contiguous to the contact surfaces so that only the contact surfaces of at least a portion of the plurality of electrodes are exposed to the ambient environment.

Abstract: An intrabody probe with a flexible portion is configured with one or more integrated EM loops of electrically-conductive elements wherein the EM loops when exposed to one or more external magnetic fields are configured to generate voltage signals that are indicative of position of the EM loops, such as when the EM loops are subjected to an external force that results in deformation. With multiple EM loops at different locations on the flexible portion of the probe, a collection of such voltage signals from each EM loop enables a system configured to receive and process the voltage signals to determine coordinates of the EM loops in a local coordinate system and track a shape in space representative of probe deformation in real time.

Abstract: A system and method for identification and authentication of vehicles using imaging to develop a vehicle signature based off of both license plate recognition and identification of distinct features of the vehicle. The system may cross-reference the vehicle signature against databases of known vehicle signatures to authenticate the vehicle and to determine whether or not the vehicle is on a whitelist.

Abstract: An amplifier power attenuator utilizes an amplified audio feedback signal from an audio amplifier (which is driving a loudspeaker), along with a user-set impedance and a maximum voltage set-point reflective of the operational parameters of the loudspeaker, to attenuate an audio signal prior to amplification thereby preventing damage to the loudspeaker. The impedance of a variable impedance optocoupler is changed to adjust the attenuation of the audio signal to one of a plurality of predetermined attenuation levels responsive to an error between a voltage level of the feedback signal and the maximum voltage set-point. The error is reflected in a counter value having a linear or non-linear relationship with the error dependent upon a magnitude of the error; the counter value is assessed against a plurality of target values associated with respective ones of the predetermined attenuation levels to identify the attenuation to be applied to the audio signal.

Abstract: The disclosed technology includes an electrical connector for a catheter device comprising a body extending along a longitudinal axis from a proximal portion to a distal portion, the proximal portion configured to be attached to a tubular shaft and the distal portion configured to be attached to an end effector. The electrical connector can comprise a plurality of proximal electrical pads disposed on the body at the proximal portion, the proximal electrical pads configured to be in electrical communication with a plurality of tubular shaft electrical pads. The electrical connector can comprise a plurality of distal electrical pads disposed on the body at the distal portion, the distal electrical pads configured to be in electrical communication with a plurality of end effector electrical pads. The electrical connector can comprise a plurality of electrical traces. Each electrical trace can connect a respective proximal electrical pad to a respective distal electrical pad.

Abstract: An amplifier power attenuator utilizes an amplified audio feedback signal from an audio amplifier (which is driving a loudspeaker), along with a user-set impedance and a maximum voltage set-point reflective of the operational parameters of the loudspeaker, to attenuate an audio signal prior to amplification thereby preventing damage to the loudspeaker. The impedance of a variable impedance optocoupler is changed to adjust the attenuation of the audio signal to one of a plurality of predetermined attenuation levels responsive to an error between a voltage level of the feedback signal and the maximum voltage set-point. The error is reflected in a counter value having a linear or non-linear relationship with the error dependent upon a magnitude of the error; the counter value is assessed against a plurality of target values associated with respective ones of the predetermined attenuation levels to identify the attenuation to be applied to the audio signal.

Abstract: A hybrid switched-capacitor power converter for converting an input voltage into an output voltage. The power converter includes: an input voltage source configured to provide the input voltage, an output capacitor connected across a load, at least two inductors arranged in parallel branches of a circuit element between the input voltage source and the load, at least one switched capacitor connected between the parallel branches of the circuit element, and at least two switches operable to selectively charge and discharge the at least one switched capacitor and the at least two inductors. The power converter is configured to be operated in a switching cycle such that, at different stages in the switching cycle, the inductors and switched capacitor are selectively charged and discharged.

Abstract: The present disclosure is directed techniques for executing a task or service using a virtual agent. A method includes: executing, using a virtual agent, one or more tiers of a plurality of tiers of machine learning analysis to identify a desired action to be performed based on a user command, the user command being received from an external computing device; responsive to the one or more tiers of the plurality of tiers of machine learning analysis identifying a plurality of actions associated with the user command, determining a series of inquiries to present via the external computing device, wherein each inquiry of the series of inquiries is selected based on a number of actions associated with each inquiry, and wherein each subsequent inquiry in the series of inquires is based on a user response to a preceding inquiry; identifying, based on responses to the series of inquiries, the desired action to be performed; and executing the desired action to be performed.

Abstract: The disclosed technology includes a medical probe comprising a plurality of spine members that form a substantially cylindrical structure. Each spine is stamped from a continuous piece of flat stock and heat-treated to a configuration including a first section extending along a longitudinal axis from a first end to a first bend, a second section extending from the first section curvilinearly with respect to the longitudinal axis and comprising a bifurcation point, and a third section extending along the longitudinal axis from a second bend to a second end so that a proximal portion of the third section is generally parallel to the first section. The second section comprises a continuous leg and a discontinuous leg. The continuous leg extends between the first section and the bifurcation point. The discontinuous leg extends towards the first section and terminates at a termination point between the bifurcation point and the first end.

Abstract: The disclosed technology includes basket catheters comprising a generally cylindrical structure having electrodes attached thereto. The disclosed technology can include a one-piece flex circuit comprising a proximal end and extending along a longitudinal axis to a distal end. The proximal end diverges into a plurality of first arms, each of the first arms divides into second and third arms that are connected to respective fourth arms proximate the distal end to define an elongated shape disposed about the longitudinal axis. The disclosed technology can include a structural unit for an end effector having a proximal hub, a distal hub, and a plurality of spines forming a generally cylindrical structure. The spines can comprise a plurality of first members attached to the proximal hub that diverge into a plurality of second and third members connected to respective fourth members proximate the distal hub.

Abstract: The disclosed technology includes a medical probe comprising a substantially cylindrical structure including a proximal circular base, a distal circular base substantially parallel to the proximal circular base, and plurality of spines extending along a longitudinal axis between the proximal circular base and the distal circular base, and a membrane positioned over the plurality of spines defining an internal volume about the longitudinal axis. The plurality of spines comprise a bifurcated portion positioned along at least a portion of the spine between the distal circular base and the proximal circular base. The membrane comprises one or more electrodes coupled to an external surface of the membrane. The membrane is configured to permit fluid communication from outside the membrane to the internal volume.

Abstract: An end effector for a catheter that can include a flexible circuit layer extending along a longitudinal axis from a proximal portion to a distal portion, a framework extending generally parallel to the flexible circuit layer along the longitudinal axis from the proximal to the distal portion. and a flexible polymer layer encapsulating both the framework and the flexible circuit layer. The flexible circuit layer can include a first surface and a second surface opposite the first surface.

Abstract: The disclosed technology includes a medical probe includes a substantially cylindrical structure having a proximal circular base, a distal circular base substantially parallel to the proximal circular base, a plurality of spines extending along a longitudinal axis between the proximal circular base and the distal circular base, and one or more strips of flexible circuit substrate coupled to one or more of the plurality of spines defining an internal volume about the longitudinal axis. The plurality of spines include a trifurcation point positioned along at least a portion of the spine and a spine branch extending from the trifurcation point further comprising a bifurcation point. The one or more strips of flexible circuit substrate further include one or more conductive traces disposed on a surface of the substrate.